CN114348386B - Automatic bag opening device for food package - Google Patents
Automatic bag opening device for food package Download PDFInfo
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- CN114348386B CN114348386B CN202210077894.9A CN202210077894A CN114348386B CN 114348386 B CN114348386 B CN 114348386B CN 202210077894 A CN202210077894 A CN 202210077894A CN 114348386 B CN114348386 B CN 114348386B
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- cutting
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- 235000013305 food Nutrition 0.000 title claims abstract description 67
- 238000005520 cutting process Methods 0.000 claims abstract description 96
- 238000004806 packaging method and process Methods 0.000 claims abstract description 92
- 230000007246 mechanism Effects 0.000 claims abstract description 82
- 238000004804 winding Methods 0.000 claims abstract description 27
- 238000005096 rolling process Methods 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims description 26
- 238000000429 assembly Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000004064 recycling Methods 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 8
- 238000005056 compaction Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 12
- 238000003825 pressing Methods 0.000 description 29
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000012840 feeding operation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229920006280 packaging film Polymers 0.000 description 2
- 239000012785 packaging film Substances 0.000 description 2
- 235000021485 packed food Nutrition 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The application relates to an automatic bag opening device for food packaging, which comprises a fixing frame, a feeding and rolling mechanism and an unpacking mechanism; the fixing frame is provided with a workbench; the feeding winding mechanism is arranged on the fixing frame and can convey the continuous packaging bags to be unsealed to the workbench; the unpacking mechanism is arranged on the fixing frame and can scratch the continuous packaging bags to be unpacked from at least one side of the continuous packaging bags to be unpacked in the feeding direction and perpendicular to the feeding direction. The continuous packaging bags are conveyed to a workbench on the fixing frame through the feeding winding mechanism, and the unpacking mechanism is provided with a cutting edge capable of tearing the continuous packaging bags to be unpacked in the parallel and vertical feeding directions, so that the continuous packaging bags can be torn, and the feeding winding mechanism can continuously convey unpacked food materials to the backward flow. The automatic bag opening device for the food package is particularly suitable for unpacking the food packages which are long and strip-shaped and independently packaged, such as deep-fried dough sticks and cracker, and efficiently and conveniently unpacks food in the bag by tearing the package in the transverse direction and the longitudinal direction of the food package.
Description
Technical Field
The application relates to the technical field of automatic food production and supply, in particular to an automatic bag opening device for food packaging.
Background
Food packaging is a part of guaranteeing food production and processing safety, but in the food industry process, in the circulation process from a factory to a consumer, packaging bags can effectively prevent damage of biological, chemical and physical external factors and play a role in protecting food, but for automatic preparation of finished food products by automatic equipment, before food preparation, the food provided by suppliers needs to be subjected to bag-opening treatment.
In the prior art, the bag-opening process is commonly carried out by manually opening the bag, namely, the bag is opened by using batch and pipeline type equipment, but continuous packaging bags are various in variety and difficult to be universal, and a mechanism for automatically opening the bag for the deep-fried dough sticks and cracker packaging bags is lacking.
Disclosure of Invention
In view of the above, the application provides an automatic bag opening device for food packaging, which is suitable for unsealing continuous packaging bags and comprises a fixing frame, a feeding and rolling mechanism and an unpacking mechanism; the fixing frame is provided with a workbench; the feeding winding mechanism is arranged on the fixing frame and can convey continuous packaging bags to be unsealed to the workbench; the unpacking mechanism is mounted on the fixing frame, and the unpacking mechanism can scratch the continuous packaging bags to be unpacked from at least one side of the continuous packaging bags to be unpacked in the feeding direction and perpendicular to the feeding direction.
In one possible implementation, the unpacking mechanism is located above the workbench and comprises a knife rest, a transverse cutting assembly and a longitudinal cutting assembly; the transverse cutting assembly is transversely arranged on the tool rest perpendicular to the feeding direction; the number of the longitudinal cutting assemblies is two, the longitudinal cutting assemblies are respectively arranged on two sides of the tool rest parallel to the feeding direction, and the transverse cutting assemblies are positioned at the front part of the longitudinal cutting assemblies; the tool rest is arranged on the fixing frame.
In one possible implementation, the transverse cutting assembly further comprises a first driving part, a guide rail, a sliding table and a transverse cutter; the guide rail is transversely arranged, and the sliding table is matched with the guide rail; the first driving part is in transmission connection with the sliding table; the cross cutting knife is arranged on the sliding table, and the cutting edge face is downward.
In one possible implementation manner, the number of the longitudinal cutting assemblies is two, and the longitudinal cutting assemblies are respectively arranged adjacent to the transverse cutting assemblies at two sides of the transverse cutting assemblies and comprise a second driving part, a longitudinal edge and a second adjusting piece; the second driving part is in transmission connection with the longitudinal blade; the second adjusting piece is an elastic piece arranged in the vertical direction, one end of the second adjusting piece is fixed to the longitudinal edge, and the other end of the second adjusting piece is fixed to the tool rest, so that the longitudinal edge is self-adaptive to the continuous packaging bag in the vertical direction.
In one possible implementation, the longitudinal projection of the tool rest is U-shaped as a whole, and comprises a main bracket with a transverse line structure and extension brackets with two side vertical line structures; at least one side of the main support is rotatably arranged on the fixing frame; the transverse cutting assembly is mounted on the main bracket; the longitudinal cutting assemblies are respectively arranged on the extension brackets at two sides.
In one possible implementation, the unpacking mechanism further comprises a rotating member; the rotating piece is arranged on the fixing frame, and one end of the rotating piece is fixedly connected with the tool rest; the knife rest is rotatably arranged on the fixing frame through the rotating piece, and the knife rest can rotate up and down along the feeding direction.
In one possible implementation, the transverse cutting assembly further comprises a first conveyor belt and a first adjustment member; the driving belt is in driving connection with the first driving part, and the sliding table is fixed on the first driving belt; the first adjusting piece can adjust the position of the cross cutting knife for cutting the continuous packaging bags to be unsealed so as to adapt to different packaging bags; wherein the cross cutting knife comprises an L-shaped bracket and a blade; the L-shaped support is transversely arranged and is arranged on the sliding table through a first adjusting piece; the blade head is in an inverted triangle shape and is arranged at the front end of the L-shaped bracket.
In one possible implementation, the longitudinal edge is a reciprocating blade or a rotatable cutter wheel; when the longitudinal blade is a cutter wheel, the cutter wheel comprises a side wheel and cutter teeth; the edge wheel is in transmission connection with the second driving part, has preset thickness, and a plurality of cutter teeth are sequentially arranged at the center line position of the outer surface of the edge wheel and are used for limiting the cutting depth of the longitudinal edge.
In one possible implementation, the system further comprises a control module; the control module is electrically connected with the feeding winding mechanism, and the control module is electrically connected with the unpacking mechanism; the micro switch is arranged on the fixing frame and is electrically connected with the control module; the micro switch is closed, and the knife rest can rotate on the fixing frame; or the micro switch is closed, and the knife rest is locked at a working position capable of cutting off the continuous packaging bag to be unsealed.
In one possible implementation manner, the device further comprises a protection part, wherein one side of the protection part is fixed at the top of the unpacking mechanism, and the other side of the protection part is covered on the unpacking mechanism and the workbench;
the feeding winding mechanism is arranged at the rear part of the workbench and comprises a third driving part, a main guide roller, a feeding compressing assembly, a handle and a packaging bag recycling roller; the third driving part is fixedly arranged on the fixing frame; the capstan is in transmission connection with the third driving part; the feeding compaction assembly is rotatably arranged on the fixing frame, and is matched with the capstan shaft to clamp and roll the continuous packaging bag forwards; or loosening and disassembling the continuous packaging bag; the handle is fixed on one side of the feeding compression assembly and is arranged on the fixing frame; still include wrapping bag recovery roller, wrapping bag recovery roller sets up the rear portion of feeding winding mechanism.
The application has the beneficial effects that: through the feeding winding mechanism arranged on the fixing frame, the continuous packaging bag to be unsealed can be continuously conveyed to the workbench on the fixing frame, the cutting edge which can scratch the continuous packaging bag to be unsealed in the feeding direction and perpendicular to the feeding direction is arranged on the unpacking mechanism, the continuous packaging bag can be scratched, and the unpacked food is continuously conveyed to the backward flow through the feeding winding mechanism. It should be noted that the automatic bag opening device for food package of the present application is especially suitable for unpacking long and individually packaged food packages such as deep-fried dough sticks and cracker, and the food package is cut transversely and longitudinally to facilitate the feeding of food material to the rear end for subsequent processing steps. More specifically, the fixing frame is a longitudinal frame and is at least arranged on one side of the feeding and rolling mechanism and the unpacking mechanism, and the feeding and rolling mechanism and the unpacking mechanism can be fixedly supported from two sides, and the workbench is arranged at the middle position of the fixing frame.
Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features and aspects of the application and together with the description, serve to explain the principles of the application.
Fig. 1 is a perspective view showing a food package automatic bag opening device according to an embodiment of the present application;
FIG. 2 is a perspective view showing another angle of the automatic bag opening device for food package according to the embodiment of the present application;
FIG. 3 shows a front view of an automatic bag opening device for food packaging in accordance with an embodiment of the present application;
FIG. 4 illustrates a bottom view of an automatic bag opening device for food packaging in accordance with an embodiment of the present application;
fig. 5 shows a left side view of an automatic bag opening device for food packages according to an embodiment of the present application;
FIG. 6 shows a right side view of an automatic food packaging bag opening device in accordance with an embodiment of the present application;
FIG. 7 shows a rear view of an automatic food packaging bag opening device in accordance with an embodiment of the present application;
fig. 8 shows a front view of an unpacking mechanism according to an embodiment of the application;
fig. 9 shows a top view of an unpacking mechanism according to an embodiment of the application;
fig. 10 shows a left side view of the unpacking mechanism of an embodiment of the application;
FIG. 11 illustrates a partial enlarged view of a lateral cutting assembly of an embodiment of the present application;
FIG. 12 shows an enlarged view of a portion of a longitudinal cutting assembly of an embodiment of the present application;
FIG. 13 shows a perspective view of a feed wrap mechanism and mount according to an embodiment of the present application;
fig. 14 shows a side view of the feed reel mechanism and mount of an embodiment of the present application.
Detailed Description
Various exemplary embodiments, features and aspects of the application will be described in detail below with reference to the drawings. In the drawings, like reference numbers indicate identical or functionally similar elements. Although various aspects of the embodiments are illustrated in the accompanying drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
It should be understood, however, that the terms "center," "longitudinal," "transverse," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like indicate or are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the application or simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The word "exemplary" is used herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
In addition, numerous specific details are set forth in the following description in order to provide a better illustration of the application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, well known methods, procedures, components, and circuits have not been described in detail so as not to obscure the present application.
Fig. 1 is a perspective view showing a food package automatic bag opening device according to an embodiment of the present application; FIG. 2 is a perspective view showing another angle of the automatic bag opening device for food package according to the embodiment of the present application; FIG. 3 shows a front view of an automatic bag opening device for food packaging in accordance with an embodiment of the present application; FIG. 4 illustrates a bottom view of an automatic bag opening device for food packaging in accordance with an embodiment of the present application; fig. 5 shows a left side view of an automatic bag opening device for food packages according to an embodiment of the present application; FIG. 6 shows a right side view of an automatic food packaging bag opening device in accordance with an embodiment of the present application;
FIG. 7 shows a rear view of an automatic food packaging bag opening device in accordance with an embodiment of the present application; fig. 8 shows a front view of an unpacking mechanism according to an embodiment of the application; fig. 9 shows a top view of an unpacking mechanism according to an embodiment of the application; fig. 10 shows a left side view of the unpacking mechanism of an embodiment of the application; FIG. 11 illustrates a partial enlarged view of a lateral cutting assembly of an embodiment of the present application; FIG. 12 shows an enlarged view of a portion of a longitudinal cutting assembly of an embodiment of the present application;
FIG. 13 shows a perspective view of a feed wrap mechanism and mount according to an embodiment of the present application; fig. 14 shows a side view of the feed reel mechanism and mount of an embodiment of the present application.
As shown in fig. 1 to 14, the automatic opening device for food packages comprises: mount 4, feeding winding mechanism 2 and unpacking mechanism 1 have workstation 41 on the mount 4, and feeding winding mechanism 2 installs on mount 4, can transport the continuous wrapping bag of waiting to unpack to workstation 41, and unpacking mechanism 1 installs on mount 4, and unpacking mechanism 1 can be followed waiting to unpack continuous wrapping bag and draw the continuous wrapping bag of waiting to unpack in at least one side of feeding direction and perpendicular to feeding direction.
In this embodiment, the feeding and winding mechanism 2 disposed on the fixing frame 4 can continuously convey the continuous packaging bag to be unpacked to the workbench 41 on the fixing frame 4, the unpacking mechanism 1 is provided with a cutting edge capable of cutting the continuous packaging bag to be unpacked in the feeding direction and perpendicular to the feeding direction, the continuous packaging bag can be cut, and the feeding and winding mechanism 2 can continuously convey the unpacked food materials to the subsequent flow.
It should be emphasized that the automatic opening device for food packages according to the present application is particularly suitable for unpacking long and individually packaged food packages such as deep-fried dough sticks and cracker, and facilitates the feeding of food materials to the rear end for subsequent processing steps by tearing the package in the transverse and longitudinal directions of the food package.
Specifically, the fixing frame 4 is usually a vertical frame arranged on the ground, the vertical frame is at least arranged on one side of the feeding and rolling mechanism 2 and the unpacking mechanism 1, or the vertical frame can fixedly support the feeding and rolling mechanism 2 and the unpacking mechanism 1 from two sides, and the workbench 41 is arranged at the middle position of the fixing frame 4, wherein a plurality of groups of rollers are usually arranged in front of and behind the workbench 41, so that continuous packaging bags can be ensured to be wound between the plurality of groups of rollers, can pass through the workbench 41 and can be cut by a cutting edge on the unpacking mechanism 1.
In one embodiment, the unpacking mechanism 1 is located above the workbench 41, and comprises a cutter rest 13, a transverse cutting assembly 11 and a longitudinal cutting assembly 12, wherein the transverse cutting assembly 11 is transversely arranged in the direction perpendicular to the feeding direction of the cutter rest 13, the number of the longitudinal cutting assemblies 12 is two, the transverse cutting assembly 11 is respectively arranged on two sides of the cutter rest 13 parallel to the feeding direction, the transverse cutting assembly 11 is located at the front part of the longitudinal cutting assembly 12, and the cutter rest 13 is mounted on the fixing frame 4.
In this embodiment, the transverse cutting assembly 11 is transversely arranged on the knife rest 13, and is transversely arranged perpendicular to the feeding direction, the longitudinal cutting assembly 12 is longitudinally arranged on the knife rest 13, and is longitudinally arranged parallel to the feeding direction, the knife rest 13 is integrally arranged on the fixing frame 4, the rotating member comprises a rotating shaft, at least one end of the rotating shaft is arranged on the fixing frame 4, the knife rest 13 is penetrated through the rotating shaft, the knife rest 13 is rotatably arranged on the fixing frame 4, the rotatable knife rest 13 can facilitate the feeding operation of operators in the field, when the feeding preparation is performed, the knife rest 13 is turned upwards, a plurality of packaging bags to be unsealed are arranged on the feeding and rolling mechanism 2, then after the knife rest 13 is turned downwards, only a gap is needed to be ensured between the packaging bags with food can pass through the gap. Preferably, the knife rest 13 is integrally and laterally mounted to the holder 4 and is turned upside down about the axis of rotation of the rotatable member with one end of the transverse cutting assembly 11 adjacent the holder 4.
So far, the specific workflow of the automatic bag opening device for food packaging of the application is described in more detail:
1. the automatic bag-disassembling device for food package is in a closed state; firstly, feeding operation is carried out, the micro switch 44 is closed, and the tool rest 13 is rotated upwards;
2. the feeding compressing assembly 23 is rotated to a loosening position far away from the main guide shaft 22 by manually rotating the handle 24, and after the continuous packaging bags sequentially pass through the workbench 41, the feeding winding mechanism 2 and the packaging bag recycling roller in a winding direction, the reverse rotating handle 24 returns to compress the feeding assembly to a compressing position matched with the main guide shaft 22, so that the continuous packaging bag clamp is fixedly clamped between the compressing feeding assembly and the main guide shaft 22;
3. the tool holder 13 is turned down to the cutting position to complete the feed preparation.
4. The whole device is opened, at the moment, the micro switch 44 is closed, the knife rest 13 is integrally locked at the cutting position of the workbench 41, the feeding and rolling mechanism 2 sequentially conveys continuous packaging bags to the workbench 41 under the action of the control module 43, the first driving part 111 drives the transverse knife 112 to scratch the continuous packaging bags from the direction perpendicular to the feeding direction under the action of the control module 43, the second driving part 121 scratch the continuous packaging bags from two sides parallel to the continuous packaging bags in the feeding direction under the action of the control module 43, the unpacked food materials and the packaging bags are continuously conveyed backwards together until the unpacked food materials are separated from the workbench 41, the rear end of the unpacked packaging bags can be stored through the blanking box, and the unpacked packaging bags are wound to the feeding and rolling mechanism 2, so that one-time automatic bag unpacking operation is completed.
Further, in order to make the solution clearer and to facilitate the description of the document, the transverse cutting assembly 11 is located in front of the longitudinal cutting assembly 12, i.e. the transverse cutting assembly 11 is located closer to the feeding end of the feed material, so to speak, it is preferable to perform the transverse cutting first and then the longitudinal cutting.
Specifically, the continuous food packaging bag subjected to transverse cutting treatment can avoid the transverse cutter 112 from scraping the cut longitudinal edge, the service life of the transverse cutter 112 is reduced, the influence on the next longitudinal cutting is smaller, further guarantee can be provided for the safety in the subsequent food manufacturing process, and the cleaning and maintenance of personnel in the field are easy. In other words, if the longitudinal cutting is preferred, the two sides of the packaging bag will be rolled up towards the middle of the packaging bag to form a curled edge after the longitudinal cutting, the cutting is performed by the cross cutter 112, the cut edge and the position of the packaging bag to be cut are cut together, the abrasion of the cross cutter 112 is increased, and the cut edge position is cut to possibly generate fine garbage, and the fine garbage and the food materials may also fall into the following food processing process together.
It should be added that the workbench 41 is provided with a buffer pad, and the lower part of the knife rest 13 is provided with a supporting wheel assembly, so that the impact force of the collision between the knife rest 13 and the workbench 41 is slowed down when the knife rest 13 is reset down, the knife rest 13 is reasonably protected, and the service life of the automatic bag opening mechanism for food packaging is prolonged.
In one embodiment, the transverse cutting assembly 11 further includes a first driving portion 111, a guide rail 114, a sliding table 113, a transverse cutter 112 and a first adjusting piece 116, the sliding table 113 is matched with the guide rail 114, the first driving portion 111 is in transmission connection with the sliding table 113, the transverse cutter 112 is mounted on the sliding table 113, and the edge face is downward.
In this embodiment, the first driving part 111 is in transmission connection with the sliding table 113, the first driving part 111 is mounted on the tool rest 13, and the first driving part 111 can drive the sliding table 113 and the fixed cross cutting knife 112 thereon to reciprocate in a direction perpendicular to the feeding direction, so as to slit the continuous packaging bags in the transverse direction.
In one embodiment, the number of the longitudinal cutting assemblies 12 is two, and the two longitudinal cutting assemblies 12 are respectively arranged adjacent to the transverse cutting assemblies 11 at two sides of the transverse cutting assemblies 11, and comprise a second driving part 121, a longitudinal blade 122 and a second adjusting part 123, wherein the second driving part 121 is in transmission connection with the longitudinal blade 122, the second adjusting part 123 is an elastic part arranged in the vertical direction, one end of the second adjusting part is fixed on the longitudinal blade 122, and the other end of the second adjusting part is fixed on the cutter rest 13, so that the longitudinal blade 122 is adaptive to the continuous packaging bag in the vertical direction.
In this embodiment, the number of the longitudinal cutting assemblies 12 is two, and the longitudinal cutting assemblies 11 are respectively disposed adjacent to the transverse cutting assemblies 11 at two sides of the transverse cutting assemblies 11, and include a second driving portion 121 and a longitudinal blade 122, where the second driving portion 121 is in driving connection with the longitudinal blade 122.
In this embodiment, two longitudinal cutting assemblies 12 are disposed at intervals parallel to the feeding direction, and each longitudinal cutting assembly 12 is provided with a second driving portion 121 in driving connection with the longitudinal edge 122, and the shape of the longitudinal edge 122 is not limited herein, so long as the edge surface of the longitudinal edge is ensured to be capable of cutting the packaging bag.
In one embodiment, the longitudinal projection of the tool holder 13 is generally U-shaped, and includes a main support 131 having a transverse structure and extension supports 132 having two vertical structures, at least one side of the main support 131 is rotatably mounted on the fixing frame 4, the transverse cutting assembly 11 is mounted on the main support 131, and the longitudinal cutting assemblies 12 are respectively mounted on the extension supports 132 on two sides.
In this embodiment, preferably, the installation distance of the two extension brackets 132 on the main bracket 131 can be adjusted by a small margin, so as to adjust the distance between the two longitudinal cutting assemblies 12, so as to adapt to foods with different sizes and packages outside, avoid cutting food materials inside the packaging bag, influence the processing and manufacturing of the foods, and effectively increase the overall adaptability of the device.
In one embodiment, the device further comprises a control module 43, the control module 43 is electrically connected with the feeding and winding mechanism 2, the control module 43 is electrically connected with the unpacking mechanism 1, the device further comprises a micro switch 44, the micro switch 44 is installed on the fixing frame 4 and electrically connected with the control module 43, the micro switch 44 is closed, the knife rest 13 can rotate on the fixing frame 4, or the micro switch 44 is closed, and the knife rest 13 is locked at a working position capable of tearing continuous packaging bags to be unpacked.
In this embodiment, the micro-switch 44 is additionally provided to facilitate operations such as efficient and easy bagging for the operators in the field, and provides more visual angles for daily maintenance, and is easy to observe, and furthermore, when the device itself is used for bag-opening and cutting, the micro-switch 44 is locked to avoid the condition that the tool rest 13 is wholly swayed or more dangers occur.
Specifically, the micro switch 44 is mounted on the fixing frame 4, one side of the tool rest 13 adjacent to the micro switch 44 extends outwards to form a contact piece, an arc track groove is formed in the fixing frame 4, and the contact piece on the tool rest 13 can be contacted with or separated from the micro switch 44 after passing through the arc track groove, so that the whole rotatable state or the locking state of the tool rest 13 is realized.
In one embodiment, the transverse cutting assembly 11 further includes a first adjusting member 116, where the first adjusting member 116 can adjust a position of the transverse cutter 112 to scratch the continuous packaging bag to be unsealed for adapting to different packaging bags, the transverse cutter 112 includes an L-shaped bracket and a blade, the L-shaped bracket is horizontally arranged, the blade is installed on the sliding table 113 through the first adjusting member 116, and the blade is in an inverted triangle shape and is installed at a front end of the L-shaped bracket.
In one embodiment, the longitudinal blade 122 is a reciprocating blade or a rotatable cutter wheel, and when the longitudinal blade 122 is a cutter wheel, the cutter wheel comprises a side wheel and cutter teeth, the side wheel is in transmission connection with the second driving portion 121, and has a preset thickness, and the cutter teeth are sequentially arranged at the center line position of the outer surface of the side wheel to limit the cutting depth of the longitudinal blade 122.
In this embodiment, the selection of the longitudinal edge 122 is not particularly limited in the present application, and only needs to ensure that the selected longitudinal edge 122 can smoothly slit the food packaging bag, and in this embodiment, only two possible schemes are listed: a reciprocating oscillating blade or a rotatable cutter wheel.
Preferably, the longitudinal edge 122 is a cutter wheel, and the preset thickness of the cutter wheel can be selected by a person skilled in the art according to specific foods to be unpacked, so that the cutter wheel can be ensured to have a certain thickness without limitation, and the cutter wheel with the preset thickness can effectively limit the cutting depth of the cutter teeth and prevent damage to food materials caused by multiple cutting-in and excessive cutting-in.
In one embodiment, the transverse cutting assembly further comprises a first conveyor belt 115, the conveyor belt 115 is in driving connection with the first driving part 111, and the sliding table 113 is fixed on the first conveyor belt 115.
In this embodiment, the first driving portion 111 may be a forward and reverse rotation motor, the belt pulley is horizontally disposed at the position of the tool rest 13 near two ends, and includes a driving belt pulley and a driven belt pulley, the first conveyor belt 115 is sleeved on the driving belt pulley and the driven belt pulley, more specifically, the first conveyor belt 115 may be a belt type with internal teeth, after the sliding table 113 is fixedly installed on the conveyor belt, the first conveyor belt 115 with internal teeth drives the transverse cutting assembly through the sliding table 113 and the guide rail, so that the structural strength of the transverse cutting assembly is higher when the cutting is ensured, and the length accuracy of the cut on the food packaging bag is higher.
In one embodiment, the packaging machine further comprises a protection part, one side of the protection part is fixed at the top of the unpacking mechanism 1, the other side of the protection part is covered on the unpacking mechanism 1 and the workbench 41, the feeding and rolling mechanism 2 is arranged at the rear part of the workbench 41 and comprises a third driving part 21, a main guide roller, a feeding and pressing assembly 23, a handle 24 and a packaging bag recycling roller, the third driving part 21 is fixedly arranged on the fixing frame 4, the main guide shaft 22 is in transmission connection with the third driving part 21, the feeding and pressing assembly 23 is rotatably arranged on the fixing frame 4 and matched with the main guide shaft 22 to clamp and roll the continuous packaging bag forwards, or the continuous packaging bag is loosened and disassembled, the handle 24 is fixed at one side of the feeding and pressing assembly 23 and is arranged on the fixing frame 4, and the packaging bag recycling roller is arranged at the rear part of the feeding and rolling mechanism 2.
In this embodiment, the feeding and winding mechanism 2 is disposed at the rear of the table 41, and the front-to-rear direction is referred to herein as the feeding direction of the continuous package, that is, the package passes through the rear position of the table 41 first and then reaches the feeding and winding mechanism 2 along with the feeding direction. Moreover, the first driving portion 111, the second driving portion 121, and the third driving portion 21 in the above embodiments can be selected by the practitioner in the art, and only needs to ensure that they can reasonably drive the transverse cutter 112 and the longitudinal blade 122 to open bags and drive the continuous packaging bags to feed, which is not limited in particular. Moreover, the second guiding and limiting members 29 are installed on two sides of the packaging bag recycling roller 27, the second guiding and limiting members 29 are sheet-shaped and used for keeping the unpacked packaging bag rolled by the packaging bag recycling roller 27 to be rolled between the two second guiding and limiting members 29 only in the rolling process, so that edges of two sides of the rolled packaging bag are flush, and the shape of the second guiding and limiting members 29 can be five-pointed star, and is not limited in particular.
In one possible implementation, the feeding and pressing assembly 23 comprises a pressing roller 231, a lever plate 232, a first laminated board 233, a second laminated board 234 and a pressing wheel 235, wherein the pressing roller 231, the lever plate 232, the first laminated board 233, the second laminated board 234 and the pressing wheel 235 are all installed on the fixed frame 4, the pressing roller 231 can rotate along an arc track and is fixedly connected with the handle 24, the first laminated board 233 is installed on the fixed frame 4 through a hinged bracket, the upper part of the other side of the first laminated board 233, which is not connected with the hinged bracket, is outwards extended with the lever plate 232, the pressing roller 231 is always contacted with the lever plate 232, the second laminated board 234 is hinged with the first laminated board 233, the second laminated board 234 is arranged on the same side of the first laminated board 233, and the second laminated board 234 is arranged below the lever plate 232, and the pressing wheel 235 is transversely fixed on the second laminated board 234, namely, by changing the position of the pressing roller 231 on the lever plate, the lever plate 232 can drive the first laminated board 233 to rotate along the hinging position of the first laminated board and the hinged bracket, so that the second laminated board 233 and the second laminated board 234 are not contacted with the pressing wheel 235 on the main pressing wheel 22, or the main pressing wheel 235 can be stably contacted with the main pressing wheel 235, and the main pressing wheel 22 is not contacted with the main pressing wheel 22, and the main pressing wheel is formed, and the main pressing wheel is not contacted with the main pressing wheel 22, and the main pressing wheel is stably, and the main pressing wheel is formed.
In summary, the specific workflow of the feed hold-down assembly 23 is: the screwing handle 24 drives the pressing roller 231 to move around the circular arc track, the pressing roller 231 is changed in front and back positions on the lever plate 232 abutted against the pressing roller 231 to drive the first laminated plate 233 to rotate around the hinge point of the hinge bracket by a certain angle, the second laminated plate 234 rotates along with the hinge point of the first laminated plate 233, the pressing wheel 235 which is fixed under the second-pass pressing plate 234 and is inverted V-shaped can be pressed close to the capstan 22 as much as possible, so that continuous packaging films can be pressed, or gaps are formed between the pressing wheel 235 and the capstan 22, and feeding and winding work of the continuous packaging films are facilitated.
More specifically, the feeding winding mechanism 2 specifically further comprises a constant tension transmission member 25 and a tension roller assembly 28, the third driving part 21 drives the main guide shaft 22 to rotate through a second conveying belt and a main guide wheel, the constant tension transmission member 25 and the tension roller assembly 28 are both arranged on the fixed frame 4, the constant tension transmission member 25 is in transmission connection with the third driving part 21 through the main guide wheel, wherein the main guide wheel comprises a large wheel and a small wheel which are coaxially arranged, namely, the large wheel is in transmission connection with the third driving part 21 through the second conveying belt and drives the small wheel which is coaxially arranged to rotate, the small wheel is in transmission connection with the constant tension transmission member 25 through the third conveying belt, and the constant tension transmission member 25 is coaxially arranged with the packaging bag recovery roller 27. As more and more wrapping bags are wrapped on the wrapping bag recovery roller 27, the wrapping bag radius of wrapping is larger and larger, and the constant tension transmission assembly 25 can ensure that the rotation speed of the wrapping bag recovery roller 27 does not conflict with the output rotation speed of the third driving portion 21, so that the unsealed wrapping bag recovery is more reasonable.
Preferably, the constant tension transmission assembly 25 includes a friction plate 26, and the friction plate 26 is arranged to enable the rolling operation of the bag recycling roller 27 to be smoother in a friction slip manner when the bag recycling roller rotates.
The installation position of the tensioner assembly 28 on the fixing frame 4 is not limited, and a person skilled in the art only needs to ensure that the group on the tensioner assembly can contact with the third conveyor belt, so that the third conveyor belt sleeved on the small wheel and the constant tension transmission assembly 25 is tightened, and friction and slipping of the constant tension transmission assembly are easier.
In one embodiment, the knife rest 13 is provided with a package identification sensing structure 133 near one side of the feeding direction, the package identification sensing module 133 is electrically connected with the control module 43, preferably, the package identification sensing structure 133 is a laser sensor, and comprises a laser emitting part and a receiving part, a laser via hole is formed at a connecting part before two adjacent independent packages on the continuous package, that is, before the continuous package sequentially enters the workbench 41, each independent package can pass through the irradiation range of the laser emitting part, when the continuous package is normally fed, the laser emitted by the laser emitting part can pass through the laser via hole on the continuous package, after the receiving part obtains the laser, the signal is transmitted to the control module, and the continuous package can be continuously fed to the workbench 4141, if the continuous package is before entering the workbench 41, the position of the whole package is offset, that is, when the package is not fed flatly, the laser cannot pass through the laser via hole on the continuous package, the receiving part does not receive the signal, the control module 43 controls the feeding winding mechanism 2 to stop working, thereby preventing the offset feeding from affecting the subsequent package, the subsequent bag tearing work, and the continuous package needs to be manually inserted to be placed in the continuous package, and the flatly fed continuously is ensured.
In one embodiment, the front portion of the workbench 41 is provided with first guiding and limiting members 42, which are specifically disposed at two side positions of the front portion of the workbench 41, and the first guiding and limiting members 42 are generally in a plate-shaped structure and are mounted at two sides of the front portion of the workbench 41, so that the food packaging bag just unpacked is rolled along a straight path in the backward transportation process, and the guiding and limiting functions are effectively achieved.
Preferably, the first driving part 111, the second driving part 121 and the third driving part 21 are all motors, and a specific specification can be selected by a person skilled in the art according to different food packaging bags, and more particularly, the motor is not limited excessively.
Preferably, the protection part is a film product made of food-grade soft transparent material, and is generally in a square structure, two corners of the protection part with the square structure are fixed at the top of the unpacking mechanism 1, the whole protection part can be covered on the unpacking mechanism 1 and the workbench 41, food materials exposed by the food packaging bag just unpacked on the workbench 41 are protected, foreign objects can be effectively prevented from falling into the food materials, and the safety of the automatic food packaging bag opening device is further improved.
It should be noted that the feeding and winding mechanism 2 may include a plurality of rotating rollers of different specifications and types, and those skilled in the art only need to reasonably arrange a plurality of rotating rollers, so that the feeding and winding mechanism 2 can smoothly feed along the feeding direction, and the specific arrangement position is not limited in the application.
The foregoing description of embodiments of the application has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the improvement of technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (3)
1. The automatic bag opening device for the food package is suitable for unsealing continuous packaging bags and is characterized by comprising a fixing frame, a feeding and rolling mechanism, an unpacking mechanism, a control module and a micro switch;
the fixing frame is provided with a workbench;
the feeding winding mechanism is arranged on the fixing frame and can convey continuous packaging bags to be unsealed to the workbench;
the unpacking mechanism is arranged on the fixed frame and can scratch the continuous packaging bags to be unpacked from at least one side of the continuous packaging bags to be unpacked in the feeding direction and perpendicular to the feeding direction;
the unpacking mechanism is positioned above the workbench and comprises a cutter rest, a transverse cutting assembly, a longitudinal cutting assembly and a rotating piece;
the transverse cutting assembly is transversely arranged on the tool rest perpendicular to the feeding direction;
the number of the longitudinal cutting assemblies is two, the longitudinal cutting assemblies are respectively arranged on two sides of the tool rest parallel to the feeding direction, and the transverse cutting assemblies are positioned at the front part of the longitudinal cutting assemblies;
the tool rest is arranged on the fixing frame;
the rotating piece is arranged on the fixing frame, and one end of the rotating piece is fixedly connected with the tool rest;
the knife rest is rotatably arranged on the fixing frame through the rotating piece, and the knife rest can rotate up and down along the feeding direction;
the transverse cutting assembly further comprises a first driving part, a guide rail, a sliding table, a transverse cutter, a first conveyor belt and a first adjusting piece;
the guide rail is transversely arranged, and the sliding table is matched with the guide rail;
the transverse cutting knife is arranged on the sliding table, and the cutting edge face is arranged downwards;
the first conveyor belt is in transmission connection with the first driving part, and the sliding table is fixed on the first conveyor belt;
the first adjusting piece can adjust the position of the cross cutting knife for cutting the continuous packaging bags to be unsealed so as to adapt to different packaging bags;
wherein the cross cutting knife comprises an L-shaped bracket and a blade;
the L-shaped support is transversely arranged and is arranged on the sliding table through a first adjusting piece;
the blade head is in an inverted triangle shape and is arranged at the front end of the L-shaped bracket;
the longitudinal cutting assembly comprises a second driving part, a longitudinal blade and a second adjusting piece;
the second driving part is in transmission connection with the longitudinal blade;
the second adjusting piece is an elastic piece arranged in the vertical direction, one end of the second adjusting piece is fixed on the longitudinal edge, and the other end of the second adjusting piece is fixed on the knife rest, so that the longitudinal edge is self-adaptive to the continuous packaging bag in the vertical direction;
the longitudinal blade is a reciprocating swing sheet blade or a rotatable cutter wheel;
when the longitudinal blade is a cutter wheel, the cutter wheel comprises a side wheel and cutter teeth;
the edge wheel is in transmission connection with the second driving part and has a preset thickness, and the cutter teeth are sequentially arranged at the center line position of the outer surface of the edge wheel and used for limiting the cutting depth of the longitudinal edge;
the control module is electrically connected with the feeding winding mechanism, and the control module is electrically connected with the unpacking mechanism;
the micro switch is arranged on the fixing frame and is electrically connected with the control module;
the micro switch is closed, and the knife rest can rotate on the fixing frame; or the micro switch is closed, and the knife rest is locked at a working position capable of cutting off the continuous packaging bag to be unsealed.
2. The automatic bag opening device for food packages according to claim 1, wherein the longitudinal projection of the knife rest is of a U shape as a whole, and comprises a main support with a transverse line structure and an extension support with two vertical line structures;
at least one side of the main support is rotatably arranged on the fixing frame;
the transverse cutting assembly is mounted on the main bracket;
the longitudinal cutting assemblies are respectively arranged on the extension brackets at two sides.
3. The automatic bag opening device for food package according to any one of claims 1 to 2, further comprising a protecting part, wherein one side of the protecting part is fixed on the top of the unpacking mechanism, and the other side is covered on the unpacking mechanism and the workbench;
the feeding winding mechanism is arranged at the rear part of the workbench and comprises a third driving part, a capstan, a feeding compacting component, a handle and a packaging bag recycling roller;
the third driving part is fixedly arranged on the fixing frame;
the capstan is in transmission connection with the third driving part;
the feeding compaction assembly is rotatably arranged on the fixing frame, and is matched with the capstan shaft to clamp and roll the continuous packaging bag forwards; or loosening and disassembling the continuous packaging bag;
the handle is fixed on one side of the feeding compression assembly and is arranged on the fixing frame;
still include wrapping bag recovery roller, wrapping bag recovery roller sets up the rear portion of feeding winding mechanism.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210077894.9A CN114348386B (en) | 2022-01-24 | 2022-01-24 | Automatic bag opening device for food package |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210077894.9A CN114348386B (en) | 2022-01-24 | 2022-01-24 | Automatic bag opening device for food package |
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| CN114348386A CN114348386A (en) | 2022-04-15 |
| CN114348386B true CN114348386B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210077894.9A Active CN114348386B (en) | 2022-01-24 | 2022-01-24 | Automatic bag opening device for food package |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115043051B (en) * | 2022-05-19 | 2023-08-04 | 玉林市第一人民医院 | Sealing bag unpacking device and method for novel coronavirus nucleic acid detection specimen |
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| JP2000142646A (en) * | 1998-11-04 | 2000-05-23 | Tsukishima Kikai Co Ltd | Method and device for bag opening |
| CN104340444A (en) * | 2014-11-03 | 2015-02-11 | 宁波卓呈自动化装备有限公司 | Roller bale breaker |
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| CN211845237U (en) * | 2020-03-04 | 2020-11-03 | 上海得尼机械有限公司 | Automatic device of unpacking of robot |
| CN112208878A (en) * | 2020-10-12 | 2021-01-12 | 武汉鼎星锐包装技术有限公司 | Solid ammonium nitrate crushing and bag-opening device |
| CN112758451A (en) * | 2021-01-18 | 2021-05-07 | 昀厨智能制造工程(烟台)有限公司 | Conveying and bag opening device for continuous bag packing materials |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1474257A (en) * | 1975-08-26 | 1977-05-18 | Wright Machinery Co | Machine for opening/sealed pillow-like bags |
| JP2000142646A (en) * | 1998-11-04 | 2000-05-23 | Tsukishima Kikai Co Ltd | Method and device for bag opening |
| CN104340444A (en) * | 2014-11-03 | 2015-02-11 | 宁波卓呈自动化装备有限公司 | Roller bale breaker |
| CN204548690U (en) * | 2015-04-16 | 2015-08-12 | 武汉科技大学 | A kind of cutting device for discharging based on powder pocket |
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| CN211845237U (en) * | 2020-03-04 | 2020-11-03 | 上海得尼机械有限公司 | Automatic device of unpacking of robot |
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| CN114348386A (en) | 2022-04-15 |
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