Hot-pressing sealing device

Abstract

The utility model provides a hot-press sealing device, relates to bag packaging machine technical field, the hot-press sealing device includes support mechanism, vacuumizing mechanism and hot-press sealing mechanism, the vacuumizing mechanism and the hot-press sealing mechanism are both arranged on the support mechanism, the vacuumizing mechanism includes mobile telescopic subassembly and vacuum tube, the vacuum tube is arranged on the support mechanism, the hot-press sealing mechanism is arranged on the vacuum tube, and the vacuum tube is arranged on the support mechanism. The movable telescopic assembly is connected with the vacuum pipe and can drive the vacuum pipe to move so that the vacuum pipe can be inserted into a packaging bag, and the packaging bag is vacuumized. The hot-pressing sealing mechanism comprises a hot-pressing driving assembly and two top sealing film assemblies which are oppositely arranged, and the two top sealing film assemblies are connected with the hot-pressing driving assembly and can be driven by the hot-pressing driving assembly to move face to face or back to back so as to seal a bag opening of the packaging bag; the vacuumizing mechanism and the hot-pressing sealing mechanism are matched with each other, and the packaging bag is vacuumized before hot-pressing sealing, so that the packaging effect of products can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bag-feeding packaging machines, in particular to a hot-pressing sealing device. Background Art

[0002] The bag packaging machine is an automated packaging equipment that is mainly used to place products in bags and seal them.

[0003] The existing bag-feeding packaging machine is provided with a sealing device. After the product is filled, the bag mouth is sealed by the sealing device. The existing sealing device usually includes a sealing stepping motor and a sealing mold. The sealing stepping motor drives the sealing mold to open and close through a transmission structure, thereby achieving the sealing of the bag mouth. The existing sealing device only has a sealing function, and it cannot vacuum the packaging bag, thereby affecting the product packaging effect. Utility Model Content

[0004] The purpose of the utility model is to provide a hot pressing sealing device to solve the above-mentioned technical problems existing in the prior art; the preferred technical solution among the many technical solutions provided by the utility model can produce many technical effects; see the following description for details.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The utility model provides a hot-pressing sealing device, comprising a supporting mechanism, a vacuuming mechanism and a hot-pressing sealing mechanism, wherein the vacuuming mechanism and the hot-pressing sealing mechanism are both arranged on the supporting mechanism, wherein: the vacuuming mechanism comprises a movable telescopic component and a vacuum tube, the movable telescopic component is connected to the vacuum tube, and can drive the vacuum tube to move so that the vacuum tube is inserted into a packaging bag and the packaging bag is vacuumed; the hot-pressing sealing mechanism comprises a hot-pressing driving component and two top-sealing film components arranged opposite to each other, the two top-sealing film components are connected to the hot-pressing driving component, and can move toward or away from each other under the drive of the hot-pressing driving component to seal the bag opening of the packaging bag.

[0007] Preferably, the supporting mechanism comprises a vacuum frame, and the vacuum frame is suspended above the heat-pressing sealing mechanism. The movable telescopic assembly is vertically arranged on the vacuum frame and can drive the vacuum tube to move back and forth in the vertical direction.

[0008] Preferably, the vacuum extraction mechanism includes a guide assembly, the guide assembly includes a first guide seat, the first guide seat is fixedly arranged on the vacuum frame, the vacuum tube passes through the first guide seat and slides with the first guide seat; the telescopic end of the movable telescopic assembly is connected to the vacuum tube through a connecting piece.

[0009] Preferably, the guide assembly includes a second guide seat and a vertical guide rod, wherein: the second guide seat is fixedly arranged on the vacuum frame; the vertical guide rod passes through the second guide seat and is connected to the connecting member, and the vertical guide rod is slidably matched with the second guide seat.

[0010] Preferably, the vacuum extraction mechanism includes a clamping drive assembly and two clamping and sealing plate assemblies arranged opposite to each other, wherein: the two clamping and sealing plate assemblies are connected to the clamping drive assembly and can move toward or away from each other under the drive of the clamping drive assembly to clamp the packaging bag.

[0011] Preferably, the clamping drive assembly includes two clamping telescopic assemblies arranged opposite to each other, and the two clamping telescopic assemblies are respectively connected to the two clamping sealing plate assemblies; the hot pressing drive assembly includes two hot pressing telescopic assemblies arranged opposite to each other, and the two hot pressing telescopic assemblies are respectively connected to the two top sealing film assemblies.

[0012] Preferably, the supporting mechanism includes a sealing arm assembly, wherein: the two clamping telescopic assemblies are relatively arranged on the top side of the sealing arm assembly; the two hot pressing telescopic assemblies are relatively arranged on the bottom side of the sealing arm assembly; and a clearance groove is arranged on the sealing arm assembly corresponding to the position of the vacuum tube.

[0013] Preferably, the clamping and sealing plate assembly includes a vertical extrusion plate, a horizontal sealing plate and a flexible sealing strip, wherein: the vertical extrusion plate is connected to the telescopic end of the clamping and telescopic assembly; the horizontal sealing plate is vertically connected to the vertical extrusion plate; and the flexible sealing strip is fixedly arranged on the edge of the horizontal sealing plate away from the vertical extrusion plate.

[0014] Preferably, the horizontal sealing plate is located below the sealing arm assembly, the vertical extrusion plate is provided with a sliding guide groove matching the size of the sealing arm assembly, and the sealing arm assembly passes through the sliding guide groove; the top sealing film assembly is located above the corresponding horizontal sealing plate, the telescopic end of the hot pressing telescopic assembly passes through the corresponding sliding guide groove and is connected to the corresponding top sealing film assembly.

[0015] Preferably, the top sealing film assembly comprises a top sealing film and a thermal insulation pad, and the thermal insulation pad is connected and arranged between the telescopic end corresponding to the hot-pressing telescopic assembly and the top sealing film.

[0016] The heat-pressing sealing device provided by the utility model has at least the following beneficial effects:

[0017] The hot-pressing and sealing device comprises a supporting mechanism, a vacuuming mechanism and a hot-pressing and sealing mechanism. The vacuuming mechanism and the hot-pressing and sealing mechanism are both arranged on the supporting mechanism, and the supporting mechanism is used for installing and supporting the vacuuming mechanism and the hot-pressing and sealing mechanism.

[0018] The vacuuming mechanism includes a movable telescopic component and a vacuum tube, wherein the movable telescopic component is connected to the vacuum tube. When sealing the packaging bag, the movable telescopic component is first moved to drive the vacuum tube to move, and the vacuum tube is inserted into the packaging bag to vacuum the packaging bag.

[0019] The hot pressure sealing mechanism includes a hot pressure driving component and two top sealing film components arranged opposite to each other. The two top sealing film components are connected to the hot pressure driving component. When sealing the packaging bag, after the vacuuming is completed, the hot pressure driving component drives the two top sealing film components to move toward and away from each other, thereby sealing the bag opening of the packaging bag.

[0020] The supporting mechanism of the utility model can firmly support the vacuum pumping mechanism and the hot pressing sealing mechanism, thereby improving the premise for vacuum sealing of the packaging bag. Through the cooperation between the vacuum pumping mechanism and the hot pressing sealing mechanism, the packaging bag is first vacuumed before hot pressing sealing, which can effectively improve the packaging effect of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 It is a main schematic diagram of the utility model;

[0024] Figure 3 It is a structural schematic diagram of the vacuum frame, vacuum tube and mobile telescopic assembly of the utility model;

[0025] Figure 4 It is a structural schematic diagram of the sealing arm assembly and the hot pressing sealing mechanism of the utility model.

[0026] Reference numerals

[0027] 1. Support mechanism; 11. Vacuum frame; 12. Sealing arm assembly; 121. Give way groove; 2. Vacuum extraction mechanism; 21. Mobile telescopic assembly; 211. Connector; 22. Vacuum tube; 23. Guide assembly; 231. First guide seat; 232. Second guide seat; 233. Vertical guide rod; 24. Clamping drive assembly; 241. Clamping telescopic assembly; 25. Clamping sealing plate assembly; 251. Vertical extrusion plate; 252. Horizontal sealing plate; 253. Flexible sealing strip; 254. Sliding guide groove; 3. Hot pressing sealing mechanism; 31. Hot pressing drive assembly; 311. Hot pressing telescopic assembly; 321. Top sealing film; 322. Thermal insulation pad; 32. Top sealing film assembly. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0029] Embodiment 1:

[0030] The utility model provides a heat-pressing sealing device, referring to Figure 1 and Figure 2 As shown, the heat-pressing and sealing device comprises a supporting mechanism 1 , a vacuuming mechanism 2 and a heat-pressing and sealing mechanism 3 , and the vacuuming mechanism 2 and the heat-pressing and sealing mechanism 3 are both arranged on the supporting mechanism 1 .

[0031] The vacuum pumping mechanism 2 includes a movable telescopic component 21 and a vacuum tube 22 . The movable telescopic component 21 is connected to the vacuum tube 22 and can drive the vacuum tube 22 to move.

[0032] The hot-pressing sealing mechanism 3 comprises a hot-pressing driving assembly 31 and two top-sealing film assemblies 32 arranged opposite to each other. The two top-sealing film assemblies 32 are connected to the hot-pressing driving assembly 31 and can move towards or away from each other under the drive of the hot-pressing driving assembly 31 .

[0033] When the bag opening is sealed, the movable telescopic component 21 drives the vacuum tube 22 to move, and the vacuum tube 22 is inserted into the packaging bag along the bag opening to vacuum the packaging bag.

[0034] After the vacuuming is completed, the heat-pressing driving assembly 31 drives the two top-sealing film assemblies 32 to move toward each other, and the two top-sealing film assemblies 32 are clamped to perform heat-pressing sealing on the bag opening of the packaging bag.

[0035] The utility model cooperates with the vacuum pumping mechanism 2 and the heat-pressing sealing mechanism 3 to firstly vacuum the packaging bag and then heat-pressing and seal the packaging bag. The bag mouth sealing effect is remarkable and the product packaging effect can be effectively guaranteed.

[0036] Embodiment 2:

[0037] Example 2 is based on Example 1:

[0038] like Figures 1 to 4 As shown, the support mechanism 1 includes a vacuum frame 11, which is suspended above the hot pressing sealing mechanism 3. The movable telescopic assembly 21 is vertically arranged on the vacuum frame 11 and can drive the vacuum tube 22 to move back and forth in the vertical direction.

[0039] The bottom end of the vacuum tube 22 is configured to be flat, so that it can be easily inserted into the bag opening of the packaging bag when it is lowered, and can be separated from the packaging bag when it is raised.

[0040] The movable telescopic component 21 may be an electric telescopic component, a hydraulic telescopic component or a pneumatic telescopic component. Preferably, the movable telescopic component 21 is a cylinder.

[0041] As an optional embodiment, the vacuum mechanism 2 includes a guide assembly 23, the guide assembly 23 includes a first guide seat 231, the first guide seat 231 is fixedly arranged on the vacuum frame 11, the vacuum tube 22 passes through the first guide seat 231 and slides with the first guide seat 231; the telescopic end of the movable telescopic assembly 21 is connected to the vacuum tube 22 through the connecting piece 211.

[0042] The first guide seat 231 can effectively limit the lifting trajectory of the vacuum tube 22 , thereby ensuring the lifting effect of the vacuum tube 22 .

[0043] As an optional implementation, the guide assembly 23 includes a second guide seat 232 and a vertical guide rod 233 .

[0044] The second guide seat 232 is fixedly disposed on the vacuum frame 11 . The second guide seat 232 and the first guide seat 231 are symmetrically disposed relative to the movable telescopic assembly 21 . The first guide seat 231 and the second guide seat 232 use linear bearings.

[0045] The vertical guide rod 233 passes through the second guide seat 232 and is connected to the connecting member 211 . The vertical guide rod 233 and the second guide seat 232 are slidably matched. The connecting member 211 is configured as a connecting block, and a clamping groove for clamping and installing the vacuum tube 22 is provided on the connecting block.

[0046] The second guide seat 232 and the vertical guide rod 233 cooperate with each other to further limit the lifting trajectory of the vacuum tube, making its lifting action more stable.

[0047] As an optional embodiment, the vacuuming mechanism 2 includes a clamping drive assembly 24 and two clamping sealing plate assemblies 25 that are arranged opposite to each other.

[0048] The two clamping and sealing plate assemblies 25 are connected to the clamping drive assembly 24 and can move toward or away from each other under the drive of the clamping drive assembly 24 .

[0049] When vacuuming, the clamping drive assembly 24 is started to drive the two clamping and sealing plate assemblies 25 to clamp the packaging bag, and the vacuum tube 22 vacuums the packaging bag.

[0050] As an optional implementation, the clamping drive assembly 24 includes two clamping telescopic assemblies 241 that are arranged opposite to each other, and the two clamping telescopic assemblies 241 are respectively connected to the two clamping sealing plate assemblies 25 .

[0051] The hot-pressing driving assembly 31 includes two hot-pressing telescopic assemblies 311 arranged opposite to each other, and the two hot-pressing telescopic assemblies 311 are respectively connected to the two top sealing film assemblies 32 .

[0052] The clamping telescopic component 241 and the hot pressing telescopic component 311 can adopt electric telescopic components, hydraulic telescopic components or pneumatic telescopic components. Preferably, a cylinder and pneumatic telescopic components are adopted, which have the advantages of simple structure, low cost, fast response and the like.

[0053] As an optional embodiment, the supporting mechanism 1 includes a sealing arm assembly 12, and the sealing arm assembly 12 includes a first sealing arm and a second sealing arm that are arranged opposite to each other, and the first sealing arm and the second sealing arm are arranged horizontally and connected.

[0054] The two clamping telescopic assemblies 241 are relatively arranged on the top side of the sealing arm assembly 12, and the two hot pressing telescopic assemblies 311 are relatively arranged on the bottom side of the sealing arm assembly 12. A clearance groove 121 is arranged on the sealing arm assembly 12 at the position corresponding to the vacuum tube 22.

[0055] When vacuuming, the bottom end of the vacuum tube 22 passes through the clearance groove 121 and is inserted into the packaging bag.

[0056] As an optional embodiment, the clamping and sealing plate assembly 25 includes a vertical extrusion plate 251 , a horizontal sealing plate 252 and a flexible sealing strip 253 .

[0057] The vertical extrusion plate 251 is connected to the telescopic end of the clamping telescopic assembly 241, the horizontal sealing plate 252 is vertically connected to the bottom edge of the vertical extrusion plate 251, and the flexible seal 253 is a rubber seal, which is fixed to the edge of the horizontal sealing plate 252 away from the vertical extrusion plate 251.

[0058] The horizontal sealing plate 252 is located below the sealing arm assembly 12, and the vertical extrusion plate 251 is provided with a sliding guide groove 254 that matches the size of the sealing arm assembly 12. The sealing arm assembly 12 passes through the sliding guide groove 254, and the clamping sealing plate assembly 25 slides with the sealing arm assembly 12 through the sliding guide groove 254.

[0059] The sealing arm assembly 12 has a supporting and installing function on the one hand, and a guiding function on the other hand, and has a clamping effect by limiting the moving tracks of the two clamping sealing plate assemblies 25 .

[0060] The top sealing film assembly 32 is located above the corresponding horizontal sealing plate 252 , and the telescopic end of the hot pressing telescopic assembly 311 passes through the corresponding sliding guide groove 254 and is connected to the corresponding top sealing film assembly 32 .

[0061] In this way, the overall structure is made more compact while ensuring the clamping and hot pressing effects.

[0062] As an optional implementation, the top sealing film assembly 32 includes a top sealing film 321 and a heat insulating pad 322 , and the heat insulating pad 322 is connected and arranged between the telescopic end of the corresponding hot-pressing telescopic assembly 311 and the top sealing film 321 .

[0063] The heat insulation pad 322 has a good heat insulation effect and can effectively isolate the heat of the top sealing film 321 to prevent the heat from being transferred to the thermal compression expansion assembly 311 .

[0064] A plurality of heat insulation pads 322 are arranged between the telescopic end of the hot-pressing telescopic assembly 311 and the top sealing film 321 .

[0065] In the description of the present application, it should be understood that the terms "upper", "lower", "inside", "outside", "top", "bottom", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0066] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of this application, "multiple" or "several" means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0067] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0068] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A hot pressing sealing device, characterized in that: It comprises a supporting mechanism, a vacuuming mechanism and a hot pressing and sealing mechanism, wherein the vacuuming mechanism and the hot pressing and sealing mechanism are both arranged on the supporting mechanism, wherein: The vacuuming mechanism comprises a movable telescopic component and a vacuum tube, wherein the movable telescopic component is connected to the vacuum tube and can drive the vacuum tube to move so that the vacuum tube is inserted into the packaging bag and the packaging bag is vacuumed; The hot-pressing sealing mechanism comprises a hot-pressing driving assembly and two top-sealing film assemblies arranged opposite to each other. The two top-sealing film assemblies are connected to the hot-pressing driving assembly and can move toward or away from each other under the drive of the hot-pressing driving assembly to seal the bag opening of the packaging bag.

2. The heat-pressing sealing device according to claim 1, characterized in that: The supporting mechanism comprises a vacuum frame, which is suspended above the hot pressing and sealing mechanism. The movable telescopic assembly is vertically arranged on the vacuum frame and can drive the vacuum tube to move back and forth in the vertical direction.

3. The heat-pressing sealing device according to claim 2, characterized in that: The vacuum pumping mechanism comprises a guide assembly, the guide assembly comprises a first guide seat, the first guide seat is fixedly arranged on the vacuum frame, the vacuum tube passes through the first guide seat and is slidably matched with the first guide seat; The telescopic end of the movable telescopic assembly is connected to the vacuum tube through a connecting piece.

4. The heat-pressing sealing device according to claim 3, characterized in that: The guide assembly comprises a second guide seat and a vertical guide rod, wherein: The second guide seat is fixedly arranged on the vacuum frame; The vertical guide rod passes through the second guide seat and is connected to the connecting member, and the vertical guide rod is slidably matched with the second guide seat.

5. The heat-compression sealing device according to claim 2, characterized in that: The vacuum pumping mechanism comprises a clamping drive assembly and two clamping sealing plate assemblies arranged opposite to each other, wherein: The two clamping and sealing plate assemblies are connected to the clamping drive assembly and can move toward or away from each other under the drive of the clamping drive assembly to clamp the packaging bag.

6. The heat-compression sealing device according to claim 5, characterized in that: The clamping drive assembly includes two clamping telescopic assemblies arranged opposite to each other, and the two clamping telescopic assemblies are respectively connected to the two clamping sealing plate assemblies; The heat-pressure driving assembly comprises two heat-pressure expansion assemblies arranged opposite to each other, and the two heat-pressure expansion assemblies are respectively connected to the two top sealing film assemblies.

7. The heat-compression sealing device according to claim 6, characterized in that: The support mechanism comprises a sealing arm assembly, wherein: The two clamping telescopic assemblies are arranged oppositely on the top side of the sealing arm assembly; The two heat-pressing telescopic components are arranged oppositely on the bottom side of the sealing arm component; The sealing arm assembly is provided with a clearance groove at a position corresponding to the vacuum tube.

8. The heat-compression sealing device according to claim 7, characterized in that: The clamping sealing plate assembly comprises a vertical extrusion plate, a horizontal sealing plate and a flexible sealing strip, wherein: The vertical extrusion plate is connected to the telescopic end of the clamping telescopic assembly; The horizontal sealing plate is vertically connected to the vertical extrusion plate; The flexible sealing strip is fixedly arranged on the edge of the horizontal sealing plate away from the vertical extrusion plate.

9. The heat-compression sealing device according to claim 8, characterized in that: The horizontal sealing plate is located below the sealing arm assembly, the vertical extrusion plate is provided with a sliding guide groove matching the size of the sealing arm assembly, and the sealing arm assembly passes through the sliding guide groove; The top sealing film assembly is located above the corresponding horizontal sealing plate, and the telescopic end of the hot pressing telescopic assembly passes through the corresponding sliding guide groove and is connected to the corresponding top sealing film assembly.

10. The heat-compression sealing device according to claim 6, characterized in that: The top sealing film assembly comprises a top sealing film and a heat insulating pad, and the heat insulating pad is connected and arranged between the telescopic end corresponding to the hot pressing telescopic assembly and the top sealing film.

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