Packing machine

Abstract

The utility model relates to the technical field of product packaging, in particular to a packaging machine, and aims at solving the problem that the number of packaging machines on an existing production line is too large. In order to achieve the purpose, the packing machine comprises a packing frame and a packing sword assembly, a belt track is arranged on the packing frame, and the packing frame is used for strapping in a bottom strapping mode; a notch is formed in a first vertical frame of the packaging frame; the packaging sword assembly comprises a driving mechanism and a packaging sword, a belt track is arranged on the packaging sword, and the driving mechanism can drive the packaging sword to penetrate through the notch and the bottom of the product and is connected with the second vertical frame of the packaging frame so that the packaging frame can be matched with the packaging sword to be used for sword penetrating and belt tying of the product. According to the packaging machine, switching of two packaging modes can be achieved by judging whether the packaging sword assembly participates or not, so that packaging of products in multiple packaging modes can be achieved by arranging one packaging machine on one production line, the number of the packaging machines arranged is reduced, and then the construction cost and the later maintenance cost of the production line are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to product packing technical field, specifically provide a packing machine. BACKGROUND

[0002] In the product production field, the packing machine is indispensable equipment for product production and packaging, and its structure includes a belt feeding mechanism, a belt returning mechanism, a joint connecting and cutting device, a transmission system, a track frame and a control device, and these mechanisms cooperate with each other to complete the belt packing of products.

[0003] However, the packing machine has a single function, and is limited to one of the bottom belt packing or the sword belt packing. In view of the diversity of product packaging requirements of the production line, it is often necessary to flexibly adopt these two packaging modes. Therefore, each production line has to be equipped with two packing machines to meet different packaging requirements, which undoubtedly increases the complexity and workload of equipment maintenance, debugging and maintenance, makes the non-operation time of the equipment and the potential safety hidden danger significantly multiplied compared with a single device.

[0004] Therefore, the existing production line needs to be equipped with a large number of packing machines, which increases the production investment cost and the later maintenance cost

[0005] Therefore, there is an urgent need for a packing machine to solve the above technical problems. SUMMARY

[0006] The utility model aims at solving the above technical problems, that is, solving the technical problem that the number of existing production line packing machines is too large, resulting in high production investment cost and later maintenance cost.

[0007] In a first aspect, the utility model provides a packing machine, which comprises:

[0008] A packing frame is provided with a belt channel, and the packing frame is used for bottom belt packing; a notch is arranged on a first vertical frame of the packing frame;

[0009] A packing sword assembly comprises a driving mechanism and a packing sword, the packing sword is provided with a belt channel, the driving mechanism can drive the packing sword to pass through the notch and the bottom of the product, and is connected with a second vertical frame of the packing frame, so that the packing frame cooperates with the packing sword to be used for sword belt packing for the product.

[0010] In the specific embodiment of the above packing machine, the packing machine further comprises a conveying mechanism, which comprises a driving wheel and a driven wheel, and the driving wheel and the driven wheel can cooperate to convey the packing belt into the belt channel; the packing belt can also be separated from the belt channel to wind the packing belt around the product.

[0011] In the specific embodiment of the above packaging machine, the packaging frame comprises a first base frame, a first base plate, a first flap and a first elastic member, the first base plate is arranged on the first base frame, the first flap is hinged to the first base frame, and the first elastic member is used to drive the first flap to be in a closed position, so that the packaging belt can run in the packaging frame.

[0012] When the conveying mechanism drives the packaging belt to be separated, the packaging belt can drive the first flap to be opened, so that the packaging belt is separated from the packaging frame.

[0013] In the specific embodiment of the above packaging machine, the packaging sword comprises a second base frame, a second base plate, a second flap and a second elastic member, the second base plate is arranged on the second base frame, the second flap is hinged to the second base frame, and the second elastic member is used to drive the second flap to be in a closed position, so that the packaging belt can run in the packaging sword.

[0014] When the conveying mechanism drives the packaging belt to be separated, the packaging belt can drive the second flap to be opened, so that the packaging belt is separated from the packaging sword.

[0015] In the specific embodiment of the above packaging machine, a first guide part is rotatably arranged at the gap, when the packaging sword is not extended, the first guide part blocks the gap, so that the packaging belt runs normally.

[0016] The packaging sword can push the first guide part, so that the guide part is connected with the packaging sword in a guide manner.

[0017] In the specific embodiment of the above packaging machine, a second guide part is arranged at one end of the packaging sword connected with the second vertical frame, the second guide part can guide the packaging belt, so that the packaging belt runs normally at the connection between the packaging sword and the second vertical frame.

[0018] In the specific embodiment of the above packaging machine, a tightening device is further arranged, which is used to tighten the free end of the packaging belt after the packaging belt runs.

[0019] In the specific embodiment of the above packaging machine, a tensioning device is further arranged, which comprises a swing rod, a tensioning block and a linear driving member, the swing rod is located in the belt channel, the tensioning block is arranged on the swing rod, and the packaging belt is arranged on the tensioning block, so that the packaging belt can freely pass through the tensioning block when the packaging belt is arranged.

[0020] The linear driving member is in transmission connection with the swing rod, and when the linear driving member drives the swing rod to move, the tensioning block can tension the packaging belt.

[0021] In the specific embodiment of the above packing machine, a hot melt bonding device is further included, which can bond the two ends of the packing belt by hot melt.

[0022] In the specific embodiment of the above packing machine, a cutting knife is further included for cutting the packing belt.

[0023] In the case of adopting the above technical solution, the packing machine includes a packing frame and a packing sword assembly, the packing frame is provided with a belt channel, and the packing frame is used for packing by a bottom belt method; the first vertical frame of the packing frame is provided with a notch; the packing sword assembly includes a driving mechanism and a packing sword, the packing sword is provided with a belt channel, the driving mechanism can drive the packing sword to pass through the notch and the bottom of the product, and the driving mechanism is connected with the second vertical frame of the packing frame, so that the packing frame cooperates with the packing sword to be used for packing the product by the sword. The packing machine can realize the switching of two packing modes through whether the packing sword assembly participates, so that one production line equipped with one packing machine can realize the packing of products in multiple packing modes, the number of packing machines is reduced, and then the construction cost and the later maintenance cost of the production line are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0024] The preferred embodiments of the present application will be described below with reference to the accompanying drawings, in which:

[0025] Figure 1 is a structural schematic view of the packing machine provided by the present application;

[0026] Figure 2 is a structural schematic view of the packing sword assembly provided by the present application.

[0027] LIST OF REFERENCE NUMERALS: 1, packing frame; 11, first vertical frame; 2, packing sword assembly; 21, driving mechanism; 22, second bottom frame; 23, second bottom plate; 24, second turning plate; 25, second guide part. DETAILED DESCRIPTION

[0028] The preferred embodiments of the present application will be described below with reference to the accompanying drawings. Those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present application, and are not intended to limit the protection scope of the present application.

[0029] It should be noted that in the description of the present application, the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicate the direction or positional relationship of the terms based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance.

[0030] Furthermore, it should be noted that, in the description of this utility model, unless otherwise explicitly specified and limited, the terms "installation," "setting," and "connection" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection, an indirect connection through an intermediate medium, or a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0031] To address the technical problem of excessive packaging machines on existing production lines, which leads to high production input and maintenance costs.

[0032] like Figure 1 and 2 As shown in the figure, this embodiment discloses a packing machine, which specifically includes a packing frame 1, a packing sword assembly 2, and a conveying mechanism.

[0033] The packaging frame 1 is a square frame that allows the product to be packaged to pass through. Packaging straps are applied at the packaging frame 1 to complete the packaging of the product.

[0034] The square frame specifically includes a top frame, a first vertical frame 11, a second vertical frame, and a bottom frame. Each frame has a strapping channel. The packaging frame 1 is used to pack the product using a bottom strapping method; that is, after the product is conveyed to the packaging frame 1, the strapping tape in the channel comes out and the product is packaged.

[0035] The first vertical frame 11 of the packaging frame 1 has a notch; the packaging sword assembly 2 is located outside the first vertical frame 11. The packaging sword assembly 2 includes a drive mechanism 21 and a packaging sword. The packaging sword has a guide rail. The drive mechanism 21 can drive the packaging sword to pass through the notch and the bottom of the product, and connect with the second vertical frame of the packaging frame 1, so that the packaging frame 1 cooperates with the packaging sword to thread the sword and secure the product. The drive mechanism 21 is a rodless cylinder.

[0036] The packaging machine of this utility model can switch between two packaging modes by whether or not the packaging sword component 2 is involved. This allows a production line to be equipped with one packaging machine to package products in multiple packaging modes, reducing the number of packaging machines required and thus lowering the construction cost and subsequent maintenance cost of the production line.

[0037] The packing machine further comprises a conveying mechanism, which is specifically arranged on the top frame. The conveying mechanism comprises a driving motor, a driving wheel and a driven wheel. The output end of the driving motor is in transmission connection with the driving wheel, and is used to drive the driving wheel to rotate. The driving wheel and the driven wheel are arranged side by side and can clamp the packing belt. When the driving motor drives the driving wheel to rotate forward, the driving wheel and the driven wheel can cooperate to convey the packing belt into the belt channel. Specifically, the packing belt can be fed in the belt channel in the clockwise or counterclockwise direction. Moreover, after the feeding of the packing belt is completed and the free end of the packing belt is fixed, the driving motor drives the driving wheel to rotate reversely. The driving wheel cooperates with the driven wheel to drive the packing belt to be tightened, so that the packing belt can be separated from the belt channel, and the packing belt can be wound around the product, so as to perform subsequent bonding and cutting.

[0038] The packing frame 1 comprises a first bottom frame, a first bottom plate, a first flap and a first elastic member. The first bottom plate is arranged on the first bottom frame. The first flap is hinged to the first bottom frame. The first elastic member is used to drive the first flap to be in a closed position, so that the packing belt can be fed in the packing frame 1. When the conveying mechanism drives the packing belt to be separated, the packing belt can drive the first flap to be opened, so that the packing belt is separated from the packing frame 1.

[0039] The packing sword comprises a second bottom frame 22, a second bottom plate 23, a second flap 24 and a second elastic member. The second bottom plate 23 is arranged on the second bottom frame 22. The second flap 24 is hinged to the second bottom frame 22. The second elastic member is used to drive the second flap 24 to be in a closed position, so that the packing belt can be fed in the packing sword. When the conveying mechanism drives the packing belt to be separated, the packing belt can drive the second flap 24 to be opened, so that the packing belt is separated from the packing sword.

[0040] A first guide portion is rotatably arranged at the gap of the first vertical frame 11. When the packing sword is not extended, the first guide portion blocks the gap, so that the packing belt can be normally fed when the bottom packing is performed. The first guide portion is specifically a plate.

[0041] The packing sword can push the first guide portion, so that the guide portion is in guide connection with the packing sword, so that the packing belt can be normally fed when the sword-penetrating packing is performed.

[0042] The end of the packing sword connected with the second vertical frame is provided with a second guide portion 25. The second guide portion 25 can guide the packing belt, so that the packing belt can be normally fed at the connection position of the packing sword and the second vertical frame.

[0043] The packing machine further comprises a tightening device, which is used to tighten the free end of the packing belt after the feeding of the packing belt is completed. The tightening device is arranged on the top frame. The specific structure of the tightening device is the tightening device of the bottom packing machine. The specific structure is a routine selection of those skilled in the art, and will not be described here.

[0044] The packing machine further comprises a tensioning device, which comprises a swing rod, a tensioning block and a linear driving element, the swing rod is located in the belt channel, the tensioning block is arranged on the swing rod, the packing belt is arranged on the tensioning block, and the packing belt can freely pass through the tensioning block when the packing belt is arranged. The tensioning block is specifically a tensioning block that moves freely in a forward direction and clamps in a reverse direction. After the packing belt is arranged, the tensioning block can be separated from the packing belt. The linear driving element is in transmission connection with the swing rod, and when the swing rod is driven to move by the linear driving element, the tensioning block can tension the packing belt. The specific and detailed structure of the tensioning device is a conventional structure in the field, and will not be described in detail.

[0045] In addition, the packing machine further comprises a hot melt adhesive device and a cutting knife, the hot melt adhesive device can adhere the two ends of the packing belt by means of hot melting. The cutting knife is used for cutting the packing belt, and specifically cuts the packing belt after the adhesion is completed. The specific structure of the hot melt adhesive device and the cutting knife is a conventional structure in the field, and will not be described in detail.

[0046] The working process of the packing machine by the bottom packing belt method is as follows:

[0047] After the product is conveyed to the packing frame 1, the conveying mechanism conveys the packing belt to complete the arrangement in the belt channel (it can also be arranged during or before the product is conveyed); the tensioning device tensions the free end of the packing belt, the driving motor drives the driving wheel to reverse, tightens the packing belt, and makes the packing belt separate from the belt channel. The hot melt adhesive device hot melts and adheres the packing belt; then the cutting knife cuts the packing belt, and the packing of the product is completed.

[0048] The working process of the packing machine by the sword packing belt method is as follows:

[0049] After the product is conveyed to the packing frame 1, the driving mechanism 21 drives the packing sword to pass through the gap between the product and the tray and then connects to the second vertical frame; the conveying mechanism conveys the packing belt to complete the arrangement in the belt channel; the tensioning device tensions the free end of the packing belt, the driving motor drives the driving wheel to reverse, tightens the packing belt, and makes the packing belt separate from the belt channel. Then the driving mechanism 21 drives the packing sword to reset, the hot melt adhesive device hot melts and adheres the packing belt; then the cutting knife cuts the packing belt, and the packing of the product is completed.

[0050] The technical scheme of the utility model has been described in combination with the preferred embodiments shown in the drawings, but it is easy for those skilled in the art to understand that the protection scope of the utility model is obviously not limited to these specific embodiments. Those skilled in the art can make equivalent changes or replacements to the related technical features without departing from the principles of the utility model, and the technical schemes after the changes or replacements will all fall within the protection scope of the utility model.

Claims

1. A baler characterized in that, It includes: A packing frame (1) is provided with a belt channel, and is used for packing by bottom belt packing; a first vertical frame (11) of the packing frame (1) is provided with a notch; A packing sword assembly (2) includes a driving mechanism (21) and a packing sword provided with a belt channel; the driving mechanism (21) can drive the packing sword to pass through the notch and the bottom of the product, and is connected with a second vertical frame of the packing frame (1) to make the packing frame (1) cooperate with the packing sword to pack the product by sword.

2. A packer according to claim 1, characterised in that The packing machine further includes a conveying mechanism including a driving wheel and a driven wheel, which can cooperate to convey the packing belt into the belt channel and make the packing belt separate from the belt channel to wrap the product with the packing belt.

3. A packer according to claim 2, characterised in that, The packing frame (1) includes a first chassis, a first bottom plate, a first flap and a first elastic member; the first bottom plate is arranged on the first chassis; the first flap is hinged to the first chassis; and the first elastic member is used to drive the first flap to the closed position to enable the packing belt to run in the packing frame (1). When the conveying mechanism drives the packing belt to separate, the packing belt can drive the first flap to open to make the packing belt separate from the packing frame (1).

4. A packer according to claim 3, characterised in that The packing sword includes a second chassis (22), a second bottom plate (23), a second flap (24) and a second elastic member; the second bottom plate (23) is arranged on the second chassis (22); the second flap (24) is hinged to the second chassis (22); and the second elastic member is used to drive the second flap (24) to the closed position to enable the packing belt to run in the packing sword. When the conveying mechanism drives the packing belt to separate, the packing belt can drive the second flap (24) to open to make the packing belt separate from the packing sword.

5. A packer according to claim 4, characterised in that, The notch is rotationally provided with a first guide part; when the packing sword is not extended, the first guide part blocks the notch to enable the packing belt to normally run; The packing sword can push the first guide part to make the guide part guide and connect with the packing sword.

6. The packer of claim 4, wherein, The end of the packing sword connected with the second vertical frame is provided with a second guide part (25) which can guide the packing belt to normally run at the connection between the packing sword and the second vertical frame.

7. The packer of claim 2, wherein, It further includes a tightening device which is used to tighten the free end of the packing belt after the packing belt runs.

8. A packer according to claim 7, characterised in that It further includes a tensioning device including a swing lever, a tensioning block and a linear drive; the swing lever is located in the belt channel; the tensioning block is arranged on the swing lever; and the packing belt is arranged on the tensioning block and can freely pass through the tensioning block when the packing belt is arranged. The linear drive is in transmission connection with the swing lever; when the linear drive drives the swing lever to move, the tensioning block can tension the packing belt.

9. A packer according to claim 8, characterised in that, Also included is a hot melt bonding device that is capable of bonding the two ends of the packing tape by means of hot melt.

10. The packer of claim 8, wherein, Also included is a cutting knife for cutting the packing tape.

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