CN213974623U

CN213974623U - Vacuum sealing device

Info

Publication number: CN213974623U
Application number: CN202022309527.6U
Authority: CN
Inventors: 黄付延; 王俊文; 付佳星; 李百源; 陈德
Original assignee: Guangdong Lyric Robot Intelligent Automation Co Ltd
Current assignee: Guangdong Lyric Robot Automation Co Ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-08-17
Anticipated expiration: 2030-10-16

Abstract

The utility model belongs to the technical field of product packaging, in particular to a vacuum sealing device, which comprises a mechanism mounting rack, and a sealing mechanism, a vacuum air exhaust mechanism and a shaping mechanism which are arranged on the mechanism mounting rack; the vacuum pumping mechanism is used for pumping vacuum to the packaging bag which is not sealed; the sealing mechanism is used for pressing and hot-pressing sealing of the packaging bag; the shaping mechanism is used for tensioning and shaping the packaging bag before sealing. The utility model discloses a vacuum sealing device not only can carry out the vacuum to the wrapping bag and bleed and the operation of hot pressing sealing, moreover before sealing the wrapping bag, carries out the tensioning plastic to it earlier and presses the pressfitting, can effectually guarantee that the wrapping bag seals the level and smooth of department, improves the quality of wrapping bag banding.

Description

Vacuum sealing device

Technical Field

The utility model belongs to the technical field of product packaging, concretely relates to vacuum sealing device.

Background

The vacuum sealing device is a device applied to product vacuum packaging and is used for carrying out vacuumizing and hot-pressing sealing operation on a packaging bag filled with a product. Among the prior art, vacuum closing device is before sealing the wrapping bag, because the packing into of product, the wrapping bag appears fluffily easily, seals the partial scheduling problem that does not laminate, if do not carry out the plastic and arrange in the same direction as back reheat pressure seal to the wrapping bag, the wrapping bag after the banding often can appear sealing the not good condition of quality such as limit fold, skew.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a vacuum sealing device.

The utility model discloses the technological effect that will reach realizes through following technical scheme:

the utility model provides a vacuum sealing device, including the mechanism mounting bracket, and locate sealing mechanism, vacuum pumping mechanism and plastic mechanism on the mechanism mounting bracket. The vacuum air exhaust mechanism is used for vacuumizing the packaging bag, the sealing mechanism is used for pressing the pressing and hot-pressing seal at the sealing position of the packaging bag, and the shaping mechanism is used for tensioning and shaping the sealing position of the packaging bag before sealing. The utility model discloses a vacuum sealing device not only can carry out the vacuum to the wrapping bag and bleed and the operation of hot pressing sealing, in addition before sealing the wrapping bag, carries out the tensioning plastic to it earlier and presses the pressfitting, can effectually guarantee that the wrapping bag seals the level and smooth of department, improves the quality of wrapping bag banding.

Further, the shaping mechanism comprises a first clamping component and a second clamping component which are respectively arranged on two sides of the mechanism mounting frame and used for clamping two ends of the packaging bag, and a transfer adjusting component used for adjusting the distance between the first clamping component and the second clamping component.

Further, the first clamping assembly comprises a first adjusting driving assembly and a first clamping unit connected to the first adjusting driving assembly, and the first adjusting driving assembly is used for driving the first clamping unit to move longitudinally; the second clamping assembly comprises a second adjusting driving assembly and a second clamping unit connected to the second adjusting driving assembly, and the second adjusting driving assembly is used for driving the second clamping unit to move longitudinally; the first clamping unit and the second clamping unit are located at the same height.

Furthermore, the transfer adjusting assembly comprises a belt transmission assembly and a sliding rail block assembly which are arranged on the mechanism mounting frame and are used for realizing the directional translation conveying of the first clamping assembly and the second clamping assembly and ensuring the stability of the distance adjustment between the first clamping assembly and the second clamping assembly; preferably, the sliding rail sliding block assembly comprises a transferring sliding rail arranged side by side with the belt transmission assembly, and a first transferring sliding block and a second transferring sliding block which are arranged on the transferring sliding rail in a sliding manner and connected with the belt transmission assembly; the first clamping assembly is connected with the first transfer sliding block, and the second clamping assembly is connected with the second transfer sliding block.

Further, the vacuum pumping mechanism comprises a telescopic driving assembly, a transverse driving assembly and a pumping unit, the telescopic driving assembly is used for driving the pumping unit to move in a telescopic mode, and the transverse driving assembly is used for driving the pumping unit to tension the sealing position of the packaging bag.

Furthermore, the air nozzle of the air extraction unit is flat and can be matched with the opening of the packaging bag after being pressed, tensioned and shaped, so that the air nozzle is prevented from being pressed and deformed when extending into the packaging bag for vacuum air extraction; meanwhile, the air nozzle is prevented from bulging, so that two sides of the packaging bag can not be efficiently attached, and the vacuum air exhaust and pressing effect of the device is influenced.

Further, the sealing mechanism comprises a pressing assembly used for pressing the opening of the packaging bag in the vacuumizing process and a hot-pressing assembly used for carrying out hot-pressing edge sealing on the vacuumized packaging bag.

Further, the pressing assembly comprises a pressing unit and a pressing driving piece, and the pressing driving piece is used for driving the pressing unit to press the sealing position of the packaging bag; preferably, the pressing unit is of a soft structure against the packaging bag, so that the phenomenon that the suction nozzle is damaged due to the fact that the suction nozzle is pressed by mistake when the pressing unit presses the packaging bag can be effectively avoided.

Further, hot pressing assembly includes hot pressing driving piece and hot pressing unit, the hot pressing driving piece is used for driving hot pressing unit and carries out the heat-seal to the wrapping bag department of sealing.

Further, the sealing mechanism further comprises a pressure bearing assembly, the pressure bearing assembly comprises a pressure bearing driving piece and a pressure bearing unit, the pressure bearing unit corresponds to the pressing unit and the hot pressing unit, and the pressure bearing driving piece drives the pressure bearing unit to be in butt joint with the pressing unit or the hot pressing unit so as to press the packaging bag or heat-seal the packaging bag.

To sum up, the utility model discloses a vacuum sealing device has following useful part at least:

1. the utility model discloses a vacuum sealing device not only can carry out the vacuum to the wrapping bag and bleed and the operation of hot pressing sealing, moreover before sealing the wrapping bag, carries out the taut plastic of centre gripping and presses the pressfitting to it earlier, can effectually guarantee that the wrapping bag seals the level and smooth of department, improves the quality of wrapping bag banding.

2. The vacuum sealing device of the utility model adopts the flat air exhaust nozzle to perform vacuum air exhaust on the packaging bag, and the flat air exhaust nozzle can be matched with the opening of the packaging bag after pressing, tensioning and shaping, so as to avoid the deformation of the air nozzle pressed by the pressing unit when the air nozzle is stretched into the packaging bag for vacuum air exhaust; meanwhile, the air nozzle is prevented from bulging, so that the two sides of the pressed packaging bag cannot be efficiently attached, and the vacuum air suction and pressing effect of the device is influenced.

Drawings

Fig. 1 is a schematic structural view of a vacuum sealing apparatus according to an embodiment of the present invention.

Fig. 2 is another schematic structural diagram of the vacuum sealing apparatus according to the embodiment of the present invention.

Fig. 3 is a side view of the structure of the vacuum sealing apparatus according to the embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the shaping mechanism in the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a vacuum pumping mechanism in an embodiment of the present invention.

The reference numbers of the figures illustrate the following:

10. a mechanism mounting frame; 100. a shaping mechanism; 110. a first clamping assembly; 111. a first adjustment drive assembly; 112. a first clamping unit; 120. a second clamping assembly; 121. a second adjustment drive assembly; 122. a second clamping unit; 130. a transfer adjustment assembly; 131. a first pulley; 132. a second pulley; 133. a belt drive motor; 134. moving the belt; 135. a first clamping block; 136. a second clamping block; 137. a transfer slide rail; 138. a first transfer slider; 139. a second transfer slider; 200. a vacuum pumping mechanism; 210. a telescopic drive assembly; 201. a connecting plate; 220. a lateral drive assembly; 230. an air extraction unit; 231. an air tap guide post; 232. an air tap fixing block; 233. a flat suction nozzle; 300. a sealing mechanism; 310. a pressing assembly; 311. a pressing unit; 3111. pressing the pressing strip; 3112. pressing the connecting block; 312. pressing the driving member; 320. a hot pressing assembly; 321. a hot-pressing driving member; 322. a hot pressing unit; 3221. heating a tube; 3222. hot-pressing the connecting block; 3223. a heat insulation plate; 330. a pressure-bearing assembly; 331. a pressure bearing driving member; 332. a pressure-bearing unit; 3321. a pressure-bearing strip; 3322. pressure-bearing connecting block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. The described embodiments are some, but not all embodiments of the invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, in a preferred embodiment, the vacuum sealing apparatus of the present invention comprises a mechanism mounting frame 10, and a sealing mechanism 300, a vacuum pumping mechanism 200 and a shaping mechanism 100 disposed on the mechanism mounting frame 10.

The vacuum pumping mechanism 200 is used for pumping vacuum to the packaging bag, as shown in fig. 1-3 and 5, and includes a telescopic driving assembly 210, a transverse driving assembly 220 and a pumping unit 230, wherein the telescopic driving assembly 210 is used for driving the pumping unit 230 to move telescopically, and the transverse driving assembly 220 is used for driving the pumping unit 230 to tension the sealing position of the packaging bag. The telescopic driving assembly 210 is arranged at the bottom of the mechanism mounting frame 10, the transverse driving assembly 220 is connected with the telescopic driving assembly 210 through a connecting plate 201, and the air extraction unit 230 is connected with the transverse driving assembly 220; the air suction unit 230 includes an air nozzle guide post 231 disposed on one side of the top of the connecting plate 201, an air nozzle fixing block 232 movably disposed on the air nozzle guide post 231 and connected to the transverse driving assembly 220, and a flat air suction nozzle 233 disposed on the air nozzle fixing block 232. When the packaging bag passes through the vacuum sealing apparatus, the air pumping unit 230 is driven by the telescopic driving assembly 210 to be aligned with the opening of the packaging bag and extend into the packaging bag, and then the packaging bag is pre-tensioned under the driving of the transverse driving assembly 220 and then is pumped in vacuum, so that the vacuum pumping operation of the packaging bag is completed.

The sealing mechanism 300 is used for pressing and laminating and hot-pressing the sealing position of the packaging bag, and comprises a pressing component 310 for pressing the opening of the packaging bag in the vacuumizing process, a hot-pressing component 320 for hot-pressing and sealing the vacuumized packaging bag, and a pressure-bearing component 330 butted with the pressing component 310 or the hot-pressing component 320. As shown in fig. 1 to 3, the pressing assembly 310 includes a pressing unit 311 and a pressing driver 312, wherein the pressing driver 312 is used for driving the pressing unit 311 to press the sealing position of the packaging bag; as shown in fig. 3, the pressing unit 311 includes a pressing bar 3111 and a pressing connection block 3112, and the pressing bar 3111 is connected to the pressing driver 312 through the pressing connection block 3112. Preferably, the pressing bar 3111 is of a soft structure, so that the suction nozzle can be effectively prevented from being damaged due to mistaken pressing when the pressing unit 311 presses the packaging bag; the air nozzle extending into the packaging bag is in a flattened structural design and can be matched with the opening of the packaging bag after being pressed and shaped, so that the air nozzle is prevented from being pressed and deformed by the pressing unit 311 when extending into the packaging bag for vacuum air extraction; meanwhile, the air nozzle is prevented from bulging, so that the two sides of the pressed packaging bag cannot be efficiently attached, and the vacuum air suction and pressing effect of the device is influenced. As shown in fig. 3, the hot pressing assembly 320 includes a hot pressing driving member 321 and a hot pressing unit 322, wherein the hot pressing driving member 321 is used for driving the hot pressing unit 322 to heat seal the sealing opening of the packaging bag; the hot pressing unit 322 includes a heating pipe 3221 and a hot pressing connecting block 3222, the heating pipe 3221 is connected to the hot pressing driving member 321 through the hot pressing connecting block 3222, and heat insulation plates 3223 are disposed around the heating pipe 3221. After the vacuum pumping is completed, the hot pressing unit 322 is driven by the hot pressing driving member 321 to perform hot pressing on the pressed packaging bags, so that the openings of the pressed packaging bags are integrated, and the hot pressing edge sealing of the packaging bags is completed. As shown in fig. 3, the pressure-bearing assembly 330 includes a pressure-bearing driving member 331 and a pressure-bearing unit 332, the pressure-bearing unit 332 corresponds to the pressing unit 311 and the hot-pressing unit 322, and the pressure-bearing driving member 331 drives the pressure-bearing unit 332 to be butted with the pressing unit 311 or the hot-pressing unit 322 so as to press or heat-seal the packaging bag; wherein, the bearing unit 332 comprises a bearing strip 3321 and a bearing connection block 3322, the bearing strip 3321 is connected with the bearing driving member 331 through the bearing connection block 3322, and preferably, the bearing strip 3321 is of a soft structure.

The shaping mechanism 100 is used for tensioning and shaping the sealing position of the packaging bag before sealing, as shown in fig. 1, the shaping mechanism 100 includes a first clamping assembly 110 and a second clamping assembly 120 respectively disposed at two sides of the mechanism mounting frame 10 for clamping two ends of the packaging bag, and a transfer adjusting assembly 130 for adjusting the distance between the first clamping assembly 110 and the second clamping assembly 120. As shown in fig. 1, 2 and 4, the transfer adjustment assembly 130 includes a belt transmission assembly and a sliding rail assembly disposed at the top of the mechanism mounting frame 10; the belt transmission assembly includes a first belt pulley 131 and a second belt pulley 132 which are arranged at the same height of the mechanism mounting frame 10, a belt driving motor 133 connected with the first belt pulley 131 or the second belt pulley 132, a moving belt 134 arranged between the first belt pulley 131 and the second belt pulley 132, a first clamping block 135 clamped at one side of the moving belt 134 and adjacent to one end of the first belt pulley 131, and a second clamping block 136 clamped at the other side of the moving belt 134 and adjacent to one end of the second belt pulley 132; the slide rail slider assembly includes a transfer slide rail 137 disposed side by side with the moving belt 134, a first transfer slider 138 slidably disposed on the transfer slide rail 137 and connected to the first clamp block 135, and a second transfer slider 139 connected to the second clamp block 136. The first clamping assembly 110 comprises a first adjusting driving assembly 111 and a first clamping unit 112 connected to the first adjusting driving assembly 111, wherein the first adjusting driving assembly 111 is used for driving the first clamping unit 112 to move longitudinally; the second clamping assembly 120 comprises a second adjusting driving assembly 121 and a second clamping unit 122 connected to the second adjusting driving assembly 121, wherein the second adjusting driving assembly 121 is used for driving the second clamping unit 122 to move longitudinally; and the first and

second clamping units

112 and 122 are at the same height. First clamping unit 112 and second clamping unit 122 set up relatively, aim at the centre gripping behind the wrapping bag both ends, through the transmission of removal belt 134, make press from both sides the first tight piece 135 of clamp and the tight piece 136 of second clamp that locate at removal belt 134 both ends and keep away from each other, cause the both ends of the taut wrapping bag of first clamping unit 112 and second clamping unit 122, carry out the tensioning plastic to the wrapping bag, arrange the wrapping bag in order smoothly, can effectually guarantee the level and smooth of wrapping bag department of sealing, improve the quality of wrapping bag banding. In this embodiment, the first clamping unit 112 and the second clamping unit 122 are composed of a clamping cylinder and a frame block, and the clamping cylinder drives the clamping block to open or clamp the packaging bag in a bidirectional and equidistant manner, so as to achieve the effect of clamping or loosening the sealing position of the packaging bag.

The specific working flow of the vacuum sealing device in this embodiment is as follows:

after the packaging bags are filled with products, the packaging bags flow into a production line on one side of the device; first, the flat air suction nozzle 233 of the air suction unit 230 extends into the bag opening, and the flat air suction nozzle 233 is driven by the transverse driving assembly 220 to move from the middle of the bag opening to the two ends, so as to primarily tension and shape the bag opening. Then the pressing unit 311 and the receiving unit 332 are butted against the packaging bag, and the opening of the packaging bag is pressed and pressed for the first time; in the pressing process, the air tap is in a flat structural design, and the pressing unit 311 and the supporting unit 332 are both in a soft structure against the packaging bag, so that the situation that the air tap is damaged due to the fact that the air tap is pressed by mistake when the pressing unit 311 and the supporting unit 332 press the packaging bag can be effectively avoided. Subsequently, the pressing unit 311 and the receiving unit 332 are separated for a short time, and when the flat suction nozzle 233 is drawn from the two ends of the opening of the packaging bag to the middle, the pressing unit 311 is butted with the receiving unit 332 again to press the opening of the packaging bag for a second time. Subsequently, the first clamping assembly 110 and the second clamping assembly 120 are clamped at the two ends of the packaging bag and then are away from each other, so that the two ends of the packaging bag are tensioned and reshaped again, and meanwhile, the pressing unit 311 is separated from the receiving unit 332 for a short time again to press the packaging bag, so that the opening of the packaging bag is smoothly arranged. Then, after the air-extracting unit 230 extracts air from the packaging bag to a vacuum state, the hot-pressing unit 322 is connected with the receiving unit 332 in a butt joint manner, and hot-pressing edge sealing is performed on the pressed packaging bag.

According to the technical scheme of above-mentioned embodiment, the utility model discloses a vacuum sealing device not only can carry out the vacuum to the wrapping bag and bleed and hot pressing sealing operation, and before sealing to the wrapping bag, carry out the taut plastic of centre gripping and press the pressfitting to it earlier moreover, can effectually guarantee the level and smooth of wrapping bag department of sealing, improves the quality of wrapping bag banding.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. A vacuum sealing device is characterized by comprising a mechanism mounting frame (10), and a sealing mechanism (300), a vacuum pumping mechanism (200) and a shaping mechanism (100) which are arranged on the mechanism mounting frame (10);

the vacuum pumping mechanism (200) is used for pumping vacuum to the packaging bag;

the sealing mechanism (300) is used for pressing and sealing the sealing position of the packaging bag by hot pressing;

the shaping mechanism (100) is used for tensioning and shaping the sealing position of the packaging bag before sealing.

2. The vacuum sealing apparatus according to claim 1, wherein the reforming mechanism (100) comprises a first clamping assembly (110) and a second clamping assembly (120) respectively disposed at both sides of the mechanism mounting frame (10) for clamping both ends of the packing bag, and a transfer adjusting assembly (130) for adjusting a distance between the first clamping assembly (110) and the second clamping assembly (120).

3. The vacuum sealing apparatus according to claim 2, wherein the first clamping assembly (110) comprises a first adjustment driving assembly (111), and a first clamping unit (112) connected to the first adjustment driving assembly (111), the first adjustment driving assembly (111) is used for driving the first clamping unit (112) to move longitudinally;

the second clamping assembly (120) comprises a second adjusting driving assembly (121) and a second clamping unit (122) connected to the second adjusting driving assembly (121), the second adjusting driving assembly (121) is used for driving the second clamping unit (122) to move longitudinally, and the first clamping unit (112) and the second clamping unit (122) are located at the same height so as to clamp or release the sealing position of the packaging bag from two sides.

4. The vacuum sealing apparatus of claim 3, wherein the transfer adjustment assembly (130) comprises a belt transport assembly, a sliding rail slider assembly provided on the mechanism mounting frame (10);

the sliding rail sliding block assembly comprises a transferring sliding rail (137) arranged side by side with the belt transmission assembly, and a first transferring sliding block (138) and a second transferring sliding block (139) which are arranged on the transferring sliding rail (137) in a sliding manner and are respectively connected with a belt of the belt transmission assembly up and down;

the first clamping assembly (110) is connected with a first transfer sliding block (138), and the second clamping assembly (120) is connected with a second transfer sliding block (139).

5. The vacuum sealing device according to claim 1, wherein the vacuum pumping mechanism (200) comprises a telescopic driving assembly (210), a transverse driving assembly (220) and a pumping unit (230), the telescopic driving assembly (210) is used for driving the pumping unit (230) to move telescopically, and the transverse driving assembly (220) is used for driving the pumping unit (230) to tension the sealing position of the packaging bag.

6. Vacuum sealing device according to claim 5, characterized in that the air tap of the suction unit (230) is flat.

7. A vacuum sealing apparatus according to claim 1, wherein the sealing mechanism (300) comprises a pressing assembly (310) for pressing the bag opening during the vacuum-pumping process, and a heat-pressing assembly (320) for heat-pressing the edge of the bag after the vacuum-pumping process.

8. The vacuum sealing device according to claim 7, wherein the pressing assembly (310) comprises a pressing unit (311) and a pressing driving member (312), and the pressing driving member (312) is used for driving the pressing unit (311) to press the sealing position of the packaging bag.

9. The vacuum sealing device according to claim 7, wherein the heat pressing assembly (320) comprises a heat pressing driving member (321) and a heat pressing unit (322), the heat pressing driving member (321) is used for driving the heat pressing unit (322) to heat seal the sealing position of the packaging bag.

10. The vacuum sealing device according to any one of claims 8 or 9, wherein the sealing mechanism (300) further comprises a pressure-bearing assembly (330), the pressure-bearing assembly (330) comprises a pressure-bearing driving member (331) and a pressure-bearing unit (332), the pressure-bearing unit (332) corresponds to the pressing unit (311) and the hot-pressing unit (322), and the pressure-bearing driving member (331) drives the pressure-bearing unit (332) to be butted with the pressing unit (311) or the hot-pressing unit (322) so as to press or heat-seal the packaging bag.