CN220810038U

CN220810038U - Bag closure and adhesion device and shaping and heat sealing equipment

Info

Publication number: CN220810038U
Application number: CN202322366643.5U
Authority: CN
Inventors: 何矫健; 温海全; 李嘉骏
Original assignee: Huizhou Bestam Precision Mechanism Co ltd
Current assignee: Huizhou Bestam Precision Mechanism Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-04-19
Anticipated expiration: 2033-08-31

Abstract

The application provides a pocket mouth closing and pasting device and shaping and heat sealing equipment, wherein the pocket mouth closing and pasting device comprises a base, an upper shaping assembly and a lower shaping assembly, wherein a clamping groove is formed on the base, and the upper shaping assembly and the lower shaping assembly are oppositely arranged along two sides of the clamping groove; the upper shaping assembly comprises a first driver and an upper shaping pressing block, the upper shaping pressing block is movably arranged on the base, and the driving end of the first driver is connected with the upper shaping pressing block; the lower shaping assembly comprises a second driver and a lower shaping pressing block, a lower pressing groove communicated with the lower shaping pressing block is formed in the clamping groove, the lower shaping pressing block is movably arranged in the lower pressing groove and is staggered with the upper shaping pressing block, and the driving end of the second driver is connected with the lower shaping pressing block. The device, when last plastic briquetting is close to with lower plastic briquetting, go up to press and press down to indicate to stagger the pressfitting respectively and paste tightly in the wrapping bag to make the sack of wrapping bag take place automatic alignment to close up and paste tightly, in order to avoid the phenomenon of fold to appear when the heat-seal, reduce sealed defective rate and manufacturing cost.

Description

Bag closure and adhesion device and shaping and heat sealing equipment

Technical Field

The utility model relates to the technical field of automatic production of medical detection products, in particular to a bag opening folding and sticking device and shaping and heat sealing equipment.

Background

In some medical detection product production processes, if the pop pipe is relatively large in volume with the drying agent, the opening height of the bag opening of the packaging bag is easy to exceed 5mm, if the pop pipe is directly heat-sealed, the bag opening is easy to crease to cause the phenomenon that the heat-sealed area of the packaging bag leaks air, namely the phenomenon that the defective rate of sealing is high and the production cost is high is caused.

Disclosure of utility model

The utility model aims to overcome the defects in the prior art and provide the bag opening folding and pasting device and the shaping heat sealing equipment which have the advantages of good heat sealing effect, low sealing reject ratio, low production cost and simple structure.

The aim of the utility model is realized by the following technical scheme:

A pocket mouth closing and pasting device comprises a base, an upper shaping assembly and a lower shaping assembly, wherein a clamping groove is formed on the base,

The upper shaping assembly and the lower shaping assembly are oppositely arranged along the two sides of the clamping groove;

The upper shaping assembly comprises a first driver and an upper shaping pressing block, the upper shaping pressing block is movably arranged on the base, and the driving end of the first driver is connected with the upper shaping pressing block;

The lower shaping assembly comprises a second driver and a lower shaping pressing block, a lower pressing groove which is communicated is formed in the clamping groove, the lower shaping pressing block is movably arranged in the lower pressing groove, the lower shaping pressing block and the upper shaping pressing block are arranged in a staggered mode, and the driving end of the second driver is connected with the lower shaping pressing block;

When the upper shaping pressing block and the lower shaping pressing block are close to each other, the upper pressing finger of the upper shaping pressing block and the lower pressing finger of the lower shaping pressing block are respectively staggered, pressed and tightly attached to the packaging bag, so that the bag mouth of the packaging bag is automatically aligned, folded and tightly attached under the pressing action of the upper pressing finger and the lower pressing finger.

In one embodiment, the upper shaping press block comprises an upper pressing piece and the upper pressing finger, the upper pressing finger comprises a first pressing finger and a second pressing finger, the first pressing finger and the second pressing finger are arranged on the upper pressing piece at intervals, and a first shaping cavity is formed by the first pressing finger and the second pressing finger;

The lower shaping pressing block comprises a pressing piece and the pressing fingers, the pressing fingers comprise third pressing fingers and fourth pressing fingers, the third pressing fingers and the fourth pressing fingers are arranged at intervals on the pressing piece, second shaping cavities are formed in the third pressing fingers and the fourth pressing fingers, the third pressing fingers and the first pressing fingers are staggered, and the fourth pressing fingers and the second pressing fingers are staggered;

The first shaping cavity, the second shaping cavity and the packaging bag are matched in size.

In one embodiment, the first pressing finger, the second pressing finger, the third pressing finger and the fourth pressing finger are all formed with arc pressing parts.

In one embodiment, the upper shaping pressing block and the lower shaping pressing block are positioned at the middle section part of the clamping groove; and/or the number of the groups of groups,

The upper shaping pressing blocks and the lower shaping pressing blocks are sequentially distributed along the vertical direction of the base.

In one embodiment, the two sides of the upper pressing piece are respectively provided with a clearance slot; and/or the number of the groups of groups,

The upper pressing piece and the upper pressing finger are of an integrated structure; and/or the number of the groups of groups,

The pressing piece and the pressing finger are of an integrated structure; and/or the number of the groups of groups,

The lower pressing groove comprises a first sub groove and a second sub groove, the first sub groove and the second sub groove are respectively positioned at two ends of the groove bottom of the clamping groove, the third pressing finger is movably arranged in the first sub groove, the fourth pressing finger is movably arranged in the second sub groove, and when the second driver drives the lower shaping pressing block to approach the upper shaping pressing block, the third pressing finger and the fourth pressing finger respectively extend out of the first sub groove and the second sub groove, so that the third pressing finger and the first pressing finger are staggered and pressed tightly on one side of the packaging bag; meanwhile, the fourth pressing finger and the second pressing finger are staggered, pressed and tightly attached to the other side of the packaging bag.

In any of the above embodiments, the pocket opening folding and pasting device further includes an adjusting plate, the adjusting plate is connected to the base, the upper shaping pressing block is slidably disposed on the adjusting plate, and the adjusting plate is used for adjusting the position of the upper shaping pressing block on the base.

In one embodiment, the pocket closure tightening device further comprises an adjusting bolt, the adjusting plate comprises a horizontal adjusting plate and a connecting plate which are connected, the connecting plate is connected with the base through the horizontal adjusting plate, the upper shaping pressing block is slidably arranged on the connecting plate, the horizontal adjusting plate is provided with an adjusting groove, the base is provided with a threaded hole, and the adjusting bolt penetrates through the adjusting groove and the threaded hole and is in threaded connection with the inner wall of the threaded hole.

In one embodiment, the pocket closure tightening device further comprises an anti-jump cover plate, wherein the anti-jump cover plate is arranged above the clamping groove and connected with the connecting plate, and the anti-jump cover plate is used for preventing the to-be-heat-sealed object from jumping out of the clamping groove.

In one embodiment, the connecting plate is in threaded connection with the anti-jump-out cover plate.

A plastic heat sealing device comprises the bag opening folding and sticking device according to any embodiment

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

1. Because go up plastic briquetting activity set up in on the base, the drive end of first driver is connected with last plastic briquetting to make first driver can drive and go up plastic briquetting and do sharp back and forth movement along the Y axle, the drive end of second driver is connected with lower plastic briquetting, so that the second driver can drive down plastic briquetting and do sharp back and forth movement along the Y axle, again because the screens inslot is formed with the indent that is linked together, lower plastic briquetting activity set up in down the indent, just lower plastic briquetting with go up plastic briquetting staggers the setting, make the lower press finger of lower plastic briquetting can get into down the indent under the drive of second driver, and with the second face activity butt of waiting the heat-seal thing in the screens inslot, when last plastic briquetting is close to each other with lower plastic briquetting, go up press finger and press finger respectively stagger the pressfitting and paste tightly in the wrapping bag, so that the sack of wrapping bag is in upward press finger with take place under the pressfitting effect of pressing finger and automatic alignment pastes tightly, thereby make the sack can laminate a font state, effectively avoided the crease phenomenon when the good sealing rate has reduced the sealing rate has been avoided and has reduced the sealing rate.

2. Because the upper shaping pressing block and the lower shaping pressing block can be used for closing and tightly attaching the bag mouth of the packaging bag, the operation and the structure are relatively simple, and the production efficiency is better ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a bag closure device according to an embodiment of the present utility model;

FIG. 2 is a partial enlarged view of the view shown at A in FIG. 1

FIG. 3 is a cross-sectional view of a pouch closure system according to an embodiment of the present utility model;

Fig. 4 is a schematic view illustrating a directional structure of a lower shaping assembly according to an embodiment of the utility model.

Reference numerals: 10. the bag opening is closed and tightly attached to the device; 100. a base; 110. a clamping groove; 120. pressing down the groove; 121. a first subslot; 122. a second subslot; 200. an upper shaping assembly; 210. a first driver; 220. shaping and briquetting; 221. a pressing piece; 2211. a void-avoiding groove; 222. upward pressing fingers; 2221. a first pressing finger; 2222. the second pressing finger; 223. a first shaping cavity; 223a, a clearance groove; 300. a lower shaping assembly; 310. a second driver; 320. shaping and briquetting down; 321. a pressing piece; 322. pressing down the finger; 3221. a third pressing finger; 3222. fourth pressing finger; 323. a second shaping cavity; 400. an arc pressing part; 500. an adjusting plate; 510. a horizontal adjustment plate; 511. an adjustment tank; 520. a connecting plate; 600. and the cover plate is prevented from jumping out.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In order to better understand the technical scheme and beneficial effects of the present application, the following describes the present application in further detail with reference to specific embodiments:

As shown in fig. 1 to 3, the pocket closure tightening device 10 of an embodiment includes a base 100, an upper shaping assembly 200 and a lower shaping assembly 300, wherein a clamping groove 110 is formed on the base 100, and the upper shaping assembly 200 and the lower shaping assembly 300 are oppositely arranged along two sides of the clamping groove 110; the upper shaping assembly 200 comprises a first driver 210 and an upper shaping press block 220, wherein the upper shaping press block 220 is movably arranged on the base 100, and the driving end of the first driver 210 is connected with the upper shaping press block 220; the lower shaping assembly 300 comprises a second driver 310 and a lower shaping press block 320, a lower pressing groove 120 communicated with each other is formed in the clamping groove 110, the lower shaping press block 320 is movably arranged in the lower pressing groove 120, the lower shaping press block 320 and the upper shaping press block 220 are staggered, and the driving end of the second driver 310 is connected with the lower shaping press block 320; when the upper shaping pressing block 220 and the lower shaping pressing block 320 are close to each other, the upper pressing finger 222 of the upper shaping pressing block 220 and the lower pressing finger 322 of the lower shaping pressing block 320 are respectively staggered, pressed and tightly attached to the packaging bag, so that the bag mouth of the packaging bag is automatically aligned, folded and tightly attached under the pressing action of the upper pressing finger 222 and the lower pressing finger 322.

It can be understood that, because the upper shaping pressing block 220 is movably disposed on the base 100, the driving end of the first driver 210 is connected with the upper shaping pressing block 220, so that the first driver 210 can drive the upper shaping pressing block 220 to make linear reciprocating motion along the Y axis, the driving end of the second driver 310 is connected with the lower shaping pressing block 320, so that the second driver 310 can drive the lower shaping pressing block 320 to make linear reciprocating motion along the Y axis, and further, because the clamping groove 110 is internally provided with the communicated lower pressing groove 120, the lower shaping pressing block 320 is movably disposed in the lower pressing groove 120, and the lower shaping pressing block 320 and the upper shaping pressing block 220 are staggered, the lower pressing finger 322 of the lower shaping pressing block 320 can enter the lower pressing groove 120 under the driving of the second driver 310 and movably abut against the second face of the to-be-heat sealed object in the clamping groove 110, when the upper shaping pressing block 220 and the lower shaping pressing block 320 are mutually close, the upper pressing finger 222 and the lower pressing finger 322 are respectively staggered and tightly pressed, so that the bag mouth is tightly pressed in the upper pressing finger 222 and the lower pressing finger 322, and the bag mouth is automatically pressed tightly, and the bag mouth is tightly pressed tightly, thus the bag mouth is not tightly pressed tightly, and the bag mouth is prevented from being folded tightly, and the good sealing phenomenon is avoided when the bag is produced, and the bag is better sealing condition is better, the bag is sealed.

Further, since the closing and the sticking of the bag mouth of the packing bag can be achieved through the upper shaping pressing block 220 and the lower shaping pressing block 320, the operation and the structure are relatively simple, so that the production efficiency is better ensured.

As shown in fig. 1 and 3, in one embodiment, the upper shaping press 220 includes an upper press 221 and the upper press finger 222, the upper press finger 222 includes a first press finger 2221 and a second press finger 2222, the first press finger 2221 and the second press finger 2222 are disposed on the upper press 221 at intervals, and the first press finger 2221 and the second press finger 2222 form a first shaping cavity 223; the lower shaping pressing block 320 includes a pressing piece 321 and a pressing finger 322, the pressing finger 322 includes a third pressing finger 3221 and a fourth pressing finger 3222, the third pressing finger 3221 and the fourth pressing finger 3222 are arranged at intervals on the pressing piece 321, the third pressing finger 3221 and the fourth pressing finger 3222 form a second shaping cavity 323, the third pressing finger 3221 and the first pressing finger 2221 are staggered, and the fourth pressing finger 3222 and the second pressing finger 2222 are staggered; the first shaping cavity 223 and the second shaping cavity 323 are matched with the packaging bag in size.

It can be understood that, because the first pressing finger 2221 and the second pressing finger 2222 are arranged at intervals on the upper pressing member 221 to form the first shaping cavity 223, and the first shaping cavity 223 is matched with the packaging bag in size, so that the first shaping cavity 223 can well laminate and shape one side of the packaging bag to be heat-sealed, and because the third pressing finger 3221 and the fourth pressing finger 3222 are arranged at intervals on the lower pressing member 321, the third pressing finger 3221 and the fourth pressing finger 3222 are formed with the second shaping cavity 323, the second shaping cavity 323 is matched with the packaging bag in size, so that the second shaping cavity 323 can well laminate and shape the other side of the packaging bag to be heat-sealed, and because the third pressing finger 3221 and the first pressing finger 2221 are staggered, the fourth pressing finger 3222 and the second pressing finger 2222 are staggered, so that the third pressing finger 3221 and the first pressing finger 3221 can laminate and tightly to one side of the packaging bag, and the fourth pressing finger 3222 can be tightly pressed and matched with the second pressing finger 3222, and the second pressing finger 3222 can well laminate and shape the packaging bag to the second shaping cavity by tightly to ensure that the second pressing finger 2222 is tightly pressed and tightly to laminate with the first pressing cavity 2222, and the second pressing finger can well laminate and shape the packaging bag to be tightly pressed by the second pressing finger 3222.

As shown in fig. 1 and 2, in one embodiment, the first pressing finger 2221, the second pressing finger 2222, the third pressing finger 3221 and the fourth pressing finger 3222 are all formed with an arc pressing portion 400. It can be appreciated that, since the first pressing finger 2221, the second pressing finger 2222, the third pressing finger 3221 and the fourth pressing finger 3222 are all formed with the circular arc pressing portion 400, the contact areas of the first pressing finger 2221, the second pressing finger 2222, the third pressing finger 3221 and the fourth pressing finger 3222 are smaller, so that the first pressing finger 2221, the second pressing finger 2222, the third pressing finger 3221 and the fourth pressing finger 3222 are prevented from being easily damaged due to larger pressing force.

Further, as shown in fig. 3 and fig. 3, in one embodiment, a clearance groove 223a is formed in the first shaping cavity 223, so that the clearance groove 223a of the upper shaping pressing block 220 can perform a better clearance function on the packaging bag of the object to be heat sealed, thereby performing a better protection function on the packaging bag, so as to avoid the phenomenon that the packaging bag is easily damaged in the shaping process.

In one embodiment, the upper shaping press block 220 and the lower shaping press block 320 are sequentially arranged along the vertical direction of the base 100, so that the upper shaping press block 220 and the lower shaping press block 320 can be vertically arranged on the base 100, the upper shaping press block 220 and the lower shaping press block 320 can be vertically pressed down or pressed up, the upper shaping press block 220 and the lower shaping press block 320 can be ensured to be capable of tightly pressing and tightly attaching the packaging bag on the base 100, and the bag mouth of the packaging bag can be automatically aligned and folded to be tightly attached to be in a shape, so that the attaching degree of the bag mouth of the packaging bag is improved.

In one embodiment, the upper shaping press 220 and the lower shaping press 320 are located at a middle portion of the detent 110. It can be appreciated that the upper shaping pressing block 220 and the lower shaping pressing block 320 are arranged at the middle section of the clamping groove 110, so that the pressing force of the shaping pressing block and the lower shaping pressing block 320 in the pressing process can be well ensured to automatically align, close and tightly stick the bag mouth of the packaging bag into a shape, and the fitting degree of the bag mouth of the packaging bag can be better improved.

As shown in fig. 3, in one embodiment, the two sides of the upper pressing member 221 are respectively formed with a space avoiding groove 2211, so that the first pressing finger 2221 and the second pressing finger 2222 can well enter the clamping groove 110 in the pressing process of the upper pressing member 221, so that the first pressing finger 2221 and the second pressing finger 2222 can well press and tightly adhere to one surface of the packaging bag of the object to be heat sealed.

In one embodiment, the upper pressing part 221 and the upper pressing finger 222 are integrally formed, so as to ensure the stability of the structures of the upper pressing part 221 and the upper pressing finger 222. In one embodiment, the pressing member 321 and the pressing finger 322 are integrally formed, so as to ensure the structural stability of the pressing member 321 and the pressing finger 322.

As shown in fig. 3, in one embodiment, the pressing groove 120 includes a first sub-groove 121 and a second sub-groove 122, the first sub-groove 121 and the second sub-groove 122 are respectively located at two ends of the groove bottom of the clamping groove 110, the third pressing finger 3221 is movably disposed in the first sub-groove 121, the fourth pressing finger 3222 is movably disposed in the second sub-groove 122, and when the lower shaping pressing block 320 is driven by the second driver 310 to approach the upper shaping pressing block 220, the third pressing finger 3221 and the fourth pressing finger 3222 respectively extend from the first sub-groove 121 and the second sub-groove 122, so that the third pressing finger 3221 and the first pressing finger 2221 can be pressed and tightly adhered to one side of the packaging bag in a staggered manner; meanwhile, the fourth pressing finger 3222 and the second pressing finger 2222 are staggered, pressed and tightly attached to the other side of the packaging bag, so that the bag mouth of the packaging bag is automatically aligned, folded and tightly attached under the pressing action of the third pressing finger 3221, the first pressing finger 2221, the fourth pressing finger 3222 and the first pressing finger 2221; when the second driver 310 drives the lower shaping pressing block 320 to move away from the upper shaping pressing block 220, the third pressing finger 3221 and the fourth pressing finger 3222 extend back into the first sub-groove 121 and the second sub-groove 122, so as to avoid the third pressing finger 3221 and the fourth pressing finger 3222 from being exposed, so as to ensure that the next object to be heat-sealed can be smoothly placed in the clamping groove 110, further ensure that the pocket closure fastening device 10 can automatically align, close and fasten the next object to be heat-sealed, further ensure the continuous production quality of the pocket closure fastening device 10, and be particularly suitable for continuous batch production of automatic shaping heat-sealing equipment.

In addition, as the third pressing finger 3221 and the fourth pressing finger 3222 respectively move in the first sub-groove 121 and the second sub-groove 122, the moving range of the lower shaping pressing block 320 in the clamping groove 110 is reduced, the phenomenon that the packaging bag is easy to jump out due to the fact that the moving range of the lower shaping pressing block 320 in the clamping groove 110 is large is effectively avoided, and therefore the fact that the lower shaping pressing block 320 stably and reliably presses and tightly seals the second surface of the packaging bag is ensured, and the fitting degree of the mouth of the packaging bag is further ensured.

As shown in fig. 1 and fig. 2, in any of the foregoing embodiments, the pocket closure tightening device 10 further includes an adjusting plate 500, the adjusting plate 500 is connected to the base 100, the upper shaping pressing block 220 is slidably disposed on the adjusting plate 500, and the adjusting plate 500 is used for adjusting a position of the upper shaping pressing block 220 on the base 100, so that a user can adjust a pressing and tightening position of the upper pressing finger 222 and the lower pressing finger 322 according to an actual production situation, thereby improving adaptability of the pocket closure tightening device 10.

As shown in fig. 2, in one embodiment, the pocket folding and tightening device 10 further includes an adjusting bolt, the adjusting plate 500 includes a horizontal adjusting plate 510 and a connecting plate 520 that are connected, the connecting plate 520 is connected with the base 100 through the horizontal adjusting plate 510, the upper shaping press 220 is slidably disposed on the connecting plate 520, the horizontal adjusting plate 510 is provided with an adjusting slot 511, the base 100 is provided with a threaded hole, and the adjusting bolt passes through the adjusting slot 511 and the threaded hole and is screwed with an inner wall of the threaded hole.

It will be appreciated that when the user needs to adjust the position of the upper shaping press 220 on the base 100, the user may first manually unscrew the adjusting bolt, then move the horizontal adjusting plate 510 to the desired position, and finally manually tighten the adjusting bolt to lock the horizontal adjusting plate 510 on the base 100, thereby adjusting the position of the upper shaping press 220 on the base 100.

As shown in fig. 1 and fig. 2, in one embodiment, the pocket folding and attaching device 10 further includes an anti-pop-out cover 600, where the anti-pop-out cover 600 is disposed above the clamping groove 110 and is connected to the connecting plate 520, and the anti-pop-out cover 600 is used to prevent the heat-sealed object from jumping out of the clamping groove 110, so that the added anti-pop-out cover 600 can well block the heat-sealed object from jumping out, so as to ensure that the upper shaping press block 220, the anti-pop-out cover 600 and the lower shaping press block 320 can well press and attach the heat-sealed object.

In one embodiment, the connection plate 520 is in threaded connection with the anti-pop-out cover plate 600, so as to realize the detachable connection between the connection plate 520 and the anti-pop-out cover plate 600, so that a user can replace the damaged anti-pop-out cover plate 600, thereby reducing the maintenance cost, and the user can replace the adapted anti-pop-out cover plate 600 according to the actual production situation, thereby improving the adaptability of the bag closure fastening device 10.

In one embodiment, the base 100 further includes a conveyor belt, where a plurality of clamping grooves 110 are formed on the conveyor belt, so as to realize automatic feeding of the bag opening folding and tightening device 10, thereby improving production efficiency, and being particularly suitable for shaping and heat sealing equipment in automatic production.

The application also provides shaping and heat sealing equipment, which comprises the bag opening folding and sticking device 10 in any embodiment.

It can be appreciated that by applying the bag mouth folding and pasting device 10 of the application in shaping heat sealing equipment, pre-shaping of the object to be heat sealed is realized, so that the bag mouth of the object to be heat sealed can be automatically aligned, folded and pasting into a straight shape, the phenomenon of crease during heat sealing is effectively avoided, the tightness of the object to be heat sealed is better ensured, and the sealing reject ratio and the production cost are reduced. Is particularly suitable for the application of the heat-sealing objects with the height of the opening of the bag exceeding 9 mm.

In one embodiment, the first and second drivers 210, 310 are air cylinders or rotating electrical machines. Specifically, when the first driver 210 and the second driver 310 are cylinders, the first driver 210 is disposed above the base 100, and the upper shaping press 220 is connected with the driving end of the first driver 210 so that the first driver 210 drives the upper shaping press 220 to move; the second driver 310 is disposed below the base 100, and the lower shaping press 320 is connected to the driving end of the second driver 310, so that the second driver 310 drives the upper shaping press 220 to move, so as to realize that the first driver 210 drives the upper shaping press 220 to move; the second driver 310 drives the lower shaping press 320 to move.

1. Because the upper shaping press block 220 is movably arranged on the base 100, the driving end of the first driver 210 is connected with the upper shaping press block 220, so that the first driver 210 can drive the upper shaping press block 220 to do linear reciprocating motion along the Y axis, the driving end of the second driver 310 is connected with the lower shaping press block 320, so that the second driver 310 can drive the lower shaping press block 320 to do linear reciprocating motion along the Y axis, and further, as the lower pressing groove 120 communicated with the clamping groove 110 is formed in the clamping groove 110, the lower shaping press block 320 is movably arranged in the lower pressing groove 120, and the lower shaping press block 320 and the upper shaping press block 220 are staggered, the lower pressing finger 322 of the lower shaping press block 320 can enter the lower pressing groove 120 under the driving of the second driver 310 and movably abut against the second face of the object to be heat sealed in the clamping groove 110, and when the upper shaping press block 220 and the lower shaping press block 320 are mutually close, the upper pressing finger 222 and the lower pressing finger 322 are respectively staggered and pressed tightly to enable the bag mouth to be in close, thereby ensuring that the bag mouth is in a good sealing state, and the bag mouth is not closed, and the sealing quality is better than the bag mouth is guaranteed.

2. Because the upper shaping pressing block 220 and the lower shaping pressing block 320 can close and tightly adhere to the bag mouth of the packaging bag, the operation and the structure are relatively simple, and the production efficiency is better ensured.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The pocket mouth closing and pasting device comprises a base, an upper shaping assembly and a lower shaping assembly, wherein a clamping groove is formed on the base,

2. The pouch mouth closing and fastening device according to claim 1, wherein the upper shaping press block comprises an upper press piece and the upper press finger, the upper press finger comprises a first press finger and a second press finger, the first press finger and the second press finger are arranged on the upper press piece at intervals, and a first shaping cavity is formed by the first press finger and the second press finger;

3. The pouch mouth closing and fastening device according to claim 2, wherein the first pressing finger, the second pressing finger, the third pressing finger, and the fourth pressing finger are each formed with an arc pressing portion.

4. The pocket mouth closing and fastening device according to claim 1, wherein the upper shaping press block and the lower shaping press block are positioned at the middle section part of the clamping groove; and/or the number of the groups of groups,

5. The pouch mouth closing and fastening device according to claim 2, wherein a space-avoiding groove is formed at both sides of the upper pressing member, respectively; and/or the number of the groups of groups,

A clearance groove is formed in the first shaping cavity; and/or the number of the groups of groups,

6. The pouch mouth closure tightening device according to any one of claims 1 to 5, further comprising an adjusting plate connected to the base, the upper shaping press block being slidably disposed on the adjusting plate, the adjusting plate being configured to adjust a position of the upper shaping press block on the base.

7. The pocket mouth closing and attaching device according to claim 6, further comprising an adjusting bolt, wherein the adjusting plate comprises a horizontal adjusting plate and a connecting plate which are connected, the connecting plate is connected with the base through the horizontal adjusting plate, the upper shaping pressing block is slidably arranged on the connecting plate, the horizontal adjusting plate is provided with an adjusting groove, the base is provided with a threaded hole, and the adjusting bolt penetrates through the adjusting groove and the threaded hole and is in threaded connection with the inner wall of the threaded hole.

8. The pocket opening closing and attaching device according to claim 7, further comprising an anti-bouncing cover plate, wherein the anti-bouncing cover plate is disposed above the clamping groove and connected with the connecting plate, and the anti-bouncing cover plate is used for preventing the heat-sealing object from bouncing out of the clamping groove.

9. The pouch mouth closure system as in claim 8 wherein the web is threadably connected to the pop-out prevention cover plate.

10. A plastic heat sealing device comprising the pouch closure fastening device of any one of claims 1-9.