CN219750260U

CN219750260U - Bag sealer

Info

Publication number: CN219750260U
Application number: CN202320991638.0U
Authority: CN
Inventors: 任志坤; 李可安; 周海涛; 周星余
Original assignee: SHANDONG XINGYU GLOVES CO Ltd
Current assignee: SHANDONG XINGYU GLOVES CO Ltd
Priority date: 2023-04-23
Filing date: 2023-04-23
Publication date: 2023-09-26
Anticipated expiration: 2033-04-23

Abstract

The utility model provides a packaging machine, which relates to the technical field of glove packaging equipment, and comprises a frame, a pressing component, a horizontal stretching component and a clamping component; the second driving piece is used for enabling the horizontal opening frame to be inserted into the bag, and the two bag opening assemblies extend out in opposite directions to enable the bag opening of the bag to be tightly opened; the clamping assembly comprises two extrusion assemblies, the packing bag is located between the two extrusion assemblies, and the two extrusion assemblies are matched to enable the bag opening of the packing bag to be clamped into a strip shape. The lower pressing plate of the pressing component of the packaging machine provided by the utility model can extend into the packaging bag to press the glove, so that compared with manual pressing, the packaging efficiency is improved, and the physical consumption of staff is reduced; the two extrusion assemblies move towards the bag opening at the two sides of the bag opening, in the process, the lower pressing plate retracts from the bag, and the bag opening is clamped into a strip shape by the two extrusion assemblies, so that subsequent sewing of the bag is facilitated.

Description

Bag sealer

Technical Field

The utility model relates to the technical field of glove packaging equipment, in particular to a packaging machine.

Background

The glove needs to be packaged in the production process, so that the glove is convenient to transport. The existing glove is packaged in two ways, namely, packaged in a box and bagged. In order to transport large bags and more commonly used bags, the bagging mode is to put N pairs of gloves into transparent small bags, then put small bags into a large snake skin bag, the overall volume of the large bags tends to be small, the large bags are convenient to transport and attractive, a packer must press the large bags with force in the packaging process, legs must press the large bags with force in the packaging process, a great amount of physical work is added to the staff in an intangible way, and the packaging efficiency is slow.

Disclosure of Invention

The utility model aims to provide a packaging machine so as to solve the technical problem that the conventional packaging machine needs to press gloves manually and is low in efficiency.

The utility model provides a packaging machine which comprises a frame, a pressing component, a horizontal spreading component and a clamping component, wherein the pressing component is arranged on the frame; the pressing component, the horizontal opening component and the clamping component are all arranged on the frame;

the pressing assembly comprises a first driving piece and a pressing plate, wherein the first driving piece is used for enabling the pressing plate to move into the bag and press the hand;

the horizontal stretching assembly comprises a second driving piece and a horizontal stretching frame, the second driving piece is used for enabling the horizontal stretching frame to lift, and two bag stretching assemblies are arranged on the horizontal stretching frame;

the second driving piece is used for enabling the bag opening assemblies on the horizontal opening frame to be inserted into the bag opening, and the two bag opening assemblies extend out in opposite directions to enable the bag opening of the bag opening to be tightly opened;

the clamping assembly comprises two extrusion assemblies, the packing bag is located between the two extrusion assemblies, and the two extrusion assemblies are matched to enable the bag opening of the packing bag to be clamped into a strip shape.

In an alternative embodiment, the bag opening assembly comprises a bag opening driving piece and a bag opening sheet, wherein the bag opening sheet is arranged on the horizontal opening frame in a sliding manner, and the bag opening driving piece is used for enabling the bag opening sheet to reciprocate in a first direction of the horizontal opening frame;

the first direction is the conveying direction of the packing bag.

In an alternative embodiment, the compression assembly includes a compression drive, a support plate, and a compression plate; the movable end of the extrusion driving piece is connected with the support plate, and the extrusion plate is arranged on the support plate; the support plate is used for enabling the extrusion driving piece and the extrusion plate to be located on different planes, and the movable end of the extrusion driving piece is located at one end, far away from the horizontal expansion frame, of the extrusion driving piece.

In an alternative embodiment, the extrusion assembly further comprises a lifting device, the extrusion plate is arranged on the lifting device, and the lifting device is used for adjusting the height of the extrusion plate; and a shielding plate is arranged at the upper end of the extrusion plate.

In an alternative embodiment, an extrusion guide rail corresponding to the extrusion assembly is arranged on the frame, a moving block is arranged on the extrusion guide rail in a sliding manner, and the extrusion driving piece is arranged on the moving block; the extrusion plate is connected with the moving block through a guide assembly;

the frame is provided with a moving assembly, and the moving assembly is used for enabling the moving block to move back and forth in a first direction.

In an alternative embodiment, a conveyor belt for moving the pack in a first direction is arranged on the frame; a first flow strip is arranged at the feeding end of the conveyor belt;

the machine frame is provided with two first sliding rails, and the lower pressing plate is positioned between the two first sliding rails; a first sliding block and a second sliding block are arranged on the first sliding rail, and a connecting sheet for keeping the first sliding block and the second sliding block at fixed intervals is arranged between the first sliding block and the second sliding block;

a stay bar is arranged on the first sliding block; a third driving piece is arranged on the second sliding block, and a supporting rod is arranged at the movable end of the third driving piece; the four supporting rods are matched to enable the bag opening of the packing bag to be opened; and a connecting frame is arranged between the two second sliding blocks, and the positions of the two second sliding blocks are relatively fixed by the connecting frame.

In an alternative embodiment, the pressing component, the packet extrusion component, the packet assembly and the cutting component are sequentially arranged on the rack along the first direction;

the moving assembly enables the two extrusion plates to clamp the bag opening of the packing bag to sequentially pass through the packing extrusion assembly, the packing assembly and the cutting assembly.

In an alternative embodiment, the packet squeezing assembly comprises two squeezing rollers, and the mouth of the pack bag passes between the two squeezing rollers.

In an alternative embodiment, a whole package box is arranged on the rack, and the whole package box is positioned above the first fluent strip;

two side flow strips are arranged on the frame, two side flow strips form a packet channel, and the packet channel is communicated with the whole packet box.

In an alternative embodiment, the movement assembly includes a movement driver and a shaft; the connecting shaft is arranged on the movable driving piece, two ends of the connecting shaft are respectively provided with a synchronous belt pulley, and the frame is provided with driven belt pulleys which are in one-to-one correspondence with the synchronous belt pulleys;

and the synchronous belt wheels and the driven belt wheels are sleeved with synchronous belts, and the moving block is connected with the synchronous belts.

The lower pressing plate of the pressing component of the packaging machine provided by the utility model can extend into the packaging bag to press the glove, so that compared with manual pressing, the packaging efficiency is improved, and the physical consumption of staff is reduced; the horizontal opening frame of the horizontal opening assembly is inserted into the bag opening of the bag, and the two bag opening assemblies extend out in opposite directions, so that the bag opening can be kept in a tightly-opened state by the bag opening assemblies in the process that the glove is pressed downwards by the lower pressing plate; the two extrusion assemblies move towards the bag opening at the two sides of the bag opening, in the process, the lower pressing plate retracts from the bag, and the bag opening is clamped into a strip shape by the two extrusion assemblies, so that subsequent sewing of the bag is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an envelope machine according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of part of the structure of the bag closer shown in FIG. 1;

FIG. 3 is an enlarged view of part B of the schematic structural diagram of the bag sealer shown in FIG. 1;

fig. 4 is a schematic view of another angle structure of the bag sealing machine according to the embodiment of the present utility model;

FIG. 5 is an enlarged view of part of the schematic view C of the bag sealer shown in FIG. 4 at another angle;

FIG. 6 is a schematic view of a horizontal spreader assembly of the bag closure of FIG. 1;

FIG. 7 is a schematic view of a pressing assembly of the sealing machine shown in FIG. 1;

FIG. 8 is a schematic view of a clamping assembly of the packer shown in FIG. 1;

fig. 9 is a schematic view illustrating another angle of the clamping assembly of the bag closure shown in fig. 1.

Icon: 100-conveyor belt; 200-a second driving member; 300-horizontal spreader; 400-bag-opening driving piece; 500-bag supporting sheets; 600-first driving member; 700-lower pressing plate; 800-connecting shaft; 900-synchronous belt wheels; 110-synchronous belt; 120-driven pulleys; 130-squeeze plate; 140-a shutter; 150-supporting plates; 160-squeeze drive; 170-moving blocks; 180-a first slider; 190-connecting pieces; 210-a third driver; 220-connecting frames; 230-stay bar; 240-a packet extrusion assembly; 250-packaging assembly; 260-clipping component; 270-a first fluent strip; 280-moving the driving member; 290-rack; 310-whole package box; 320-pressing the guide rail; 330-a first slide rail; 340-a second slider; 350-lateral flow strip.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-9, the present utility model provides a packer comprising a frame 290, a hold down assembly, a horizontal spreader assembly, and a clamp assembly; and the pressing component, the horizontal opening component and the clamping component are all arranged on the frame 290;

the pressing assembly comprises a first driving piece 600 and a pressing plate 700, wherein the first driving piece 600 is used for enabling the pressing plate 700 to move into the bag and press down the glove;

the horizontal stretching assembly comprises a second driving piece 200 and a horizontal stretching frame 300, wherein the second driving piece 200 is used for enabling the horizontal stretching frame 300 to ascend and descend, and two bag stretching assemblies are arranged on the horizontal stretching frame 300;

the second driving piece 200 is used for enabling the bag opening assemblies on the horizontal opening frame 300 to be inserted into the bag opening, and the two bag opening assemblies extend out towards opposite directions to enable the bag opening of the bag opening to be tightly closed;

In some embodiments, the frame 290 of the bag sewing machine is provided with a pressing component, and the first driving member 600 of the pressing component and the second driving member 200 of the horizontal opening component are generally cylinders.

The first driving member 600 of the pressing assembly enables the lower pressing plate 700 to be inserted into the bag, pressing down the glove in the bag, thus reducing the gap between the glove, and making the total volume of the bag tend to be small.

The second driving piece 200 of the horizontal stretching assembly enables the horizontal stretching frame 300 to be inserted into the bag, and the two bag stretching assemblies on the horizontal stretching frame 300 stretch in opposite directions at the same time, namely, the two bag stretching assemblies move in opposite directions at the same time, so that the bag opening of the bag is kept in a stretched state, and the bag opening of the bag can be kept open in the process of pressing down the glove by the pressing down assembly.

In the process of removing the lower pressure plate 700 from the bag, the two extrusion assemblies move from two sides of the bag opening to the bag opening, so that the bag opening is clamped into a strip shape, and at the moment, the horizontal opening frame 300 and the lower pressure plate 700 are both removed from the bag.

The glove in the packing bag is pressed down by the lower pressing plate 700, compared with manual stepping, the labor capacity of workers is reduced, and packing efficiency is improved.

The lower platen 700 and the horizontal spreader 300 are generally connected to the frame 290 through guide assemblies, which generally include sliders and guide rails, and the lower platen 700 and the horizontal spreader 300 are vertically lifted by the guide assemblies.

In an alternative embodiment, the bag opening assembly comprises a bag opening driving member 400 and a bag opening sheet 500, wherein the bag opening sheet 500 is slidably arranged on the horizontal opening frame 300, and the bag opening driving member 400 is used for enabling the bag opening sheet 500 to reciprocate in a first direction of the horizontal opening frame 300;

the first direction is the conveying direction of the packing bag.

Referring to fig. 6, the bag-opening driving member 400 of the bag-opening assembly is generally an air cylinder, and the bag-opening driving member 400 moves the bag-opening sheet 500 on the horizontal opening frame 300 in a first direction, that is, the bag opening of the bag is clamped into a strip shape, and the length direction of the strip shape is the same as the first direction; when the bag opening of the bag is required to be opened, the second driving member 200 enables the horizontal opening frame 300 to be inserted into the bag opening, and then the bag opening driving member 400 enables the bag opening sheets 500 to extend along the first direction, and the two bag opening sheets 500 are matched to tightly open the bag opening.

Referring to fig. 8 and 9, in an alternative embodiment, the pressing assembly includes a pressing driver 160, a support plate 150, and a pressing plate 130; the movable end of the extrusion driving member 160 is connected to the support plate 150, and the extrusion plate 130 is disposed on the support plate 150; the support plate 150 is used to locate the squeeze driving member 160 and the squeeze plate 130 in different planes, and the movable end of the squeeze driving member 160 is located at the end of the squeeze driving member 160 remote from the horizontal spreader 300.

In an alternative embodiment, the pressing assembly further includes a lifting device on which the pressing plate 130 is disposed, the lifting device being for adjusting the height of the pressing plate 130; and a shielding plate 140 is provided at an upper end of the pressing plate 130.

In an alternative embodiment, the frame 290 is provided with a pressing guide 320 corresponding to the pressing assembly, a moving block 170 is slidably disposed on the pressing guide 320, and the pressing driver 160 is disposed on the moving block 170; and the squeeze plate 130 is connected with the moving block 170 through a guide assembly;

the housing 290 is provided with a moving assembly for reciprocally moving the moving block 170 in a first direction.

In some embodiments, a mobile driving member 280 is disposed on the frame 290, where the mobile driving member 280 is typically a motor, and the motor is connected to the coupling 800 through a speed reducer, and two synchronous pulleys 900 are disposed at two ends of the coupling 800, and the synchronous pulleys 900 are rotated by the synchronous belt 110 and the electric driven pulley 120.

The pressing assembly is connected to the timing belt 110 through the moving block 170, and a guide assembly is provided between the moving block 170 and the housing 290 in order to allow the moving block 170 to precisely move in the first direction, thus ensuring that the moving block 170 can precisely move.

The extrusion driving member 160 of the extrusion assembly is generally an air cylinder, the extrusion driving member 160 and the extrusion plate 130 are not located on the same plane, the movable end of the extrusion driving member 160 is connected with the extrusion plate 130 through the support plate 150, and when the movable end of the extrusion driving member 160 is retracted, the extrusion plate 130 moves toward the bag mouth, so that the space occupied by the extrusion assembly can be reduced.

When two extrusion components are clamped on two sides of the bag opening, the extrusion components are driven by the moving components to move synchronously along with the bag, so that the bag opening is in an extrusion state, and sewing is performed.

After the bag is sewn, the moving assembly resets the extruding assembly.

In order to prevent the extrusion assembly from emitting foreign matters when extruding the bag opening, the health of the staff is endangered, the extrusion plate 130 is provided with the shielding plate 140, and the shielding plate 140 is used for blocking the foreign matters, so that the safety of the staff is prevented from being endangered.

Because the specifications of the bag are different, the heights of the openings of the bag are different, and in order to enable the extrusion assembly to adapt to the bag with various specifications, the extrusion assembly is also provided with a lifting device, and the height of the extrusion plate 130 is adjusted by the lifting device; the lifting device can be an air cylinder, a gear rack or the like.

The squeeze plate 130 is generally disposed on the lifting device, and the squeeze driving member 160 may also be disposed on the lifting device, so that the height of the squeeze driving member 160 is lifted and lowered, thereby adjusting the height of the squeeze plate 130.

Referring to fig. 2, 4 and 5, in an alternative embodiment, the frame 290 is provided with a conveyor 100 for moving the pack in a first direction; a first flow strip 270 is provided at the feed end of the conveyor belt 100;

the frame 290 is provided with two first sliding rails 330, and the lower pressing plate 700 is located between the two first sliding rails 330; a first slider 180 and a second slider 340 are disposed on the first slide rail 330, and a connecting piece 190 for keeping the first slider 180 and the second slider 340 at a fixed interval is disposed between the first slider 180 and the second slider 340;

a stay 230 is provided on the first slider 180; a third driving member 210 is disposed on the second slider 340, and a stay 230 is disposed at a movable end of the third driving member 210; four supporting rods 230 are matched to support the bag mouth of the bag; and a connecting frame 220 is disposed between the two second sliding blocks 340, and the connecting frame 220 makes the positions of the two second sliding blocks 340 relatively fixed.

In order to move the bag to the lower side of the lower platen 700, the opening of the bag is kept open, two first slide rails 330 are provided on the frame 290, a first slide block 180 and a second slide block 340 are provided on the first slide rail 330, the first slide block 180 and the second slide block 340 are simultaneously provided on the connection piece 190, and the first slide block 180 and the second slide block 340 are both detachably connected with the connection piece 190, thus facilitating the adjustment and fixation of the distance between the first slide block 180 and the second slide block 340.

The stay bar 230 is arranged on the first sliding block 180, the third driving piece 210 is arranged on the second sliding block 340, the third driving piece 210 can adopt an air cylinder, and the stay bar 230 is also arranged at the movable end of the third driving piece 210; after the four stay bars 230 are inserted into the mouth of the bag, the two third driving members 210 move the two stay bars 230, thereby tightly bracing the opening of the bag.

For the synchronous movement of the four stay bars 230, the connection frame 220 is connected with the second slider 340, and the connection piece 190 connects and fixes the front and rear first slider 180 and the second slider 340, so that the four stay bars 230 can move synchronously.

The bag is placed on the first fluent strip 270, the bag opening of the bag is sleeved on the supporting rods 230 manually, then the bag and the four supporting rods 230 are synchronously moved to the conveyor belt 100, and the bag is moved to the lower part of the pressing component under the driving of the conveyor belt 100; the first driving piece 600 in the lower pressing assembly enables the lower pressing plate 700 to be inserted into the pocket opening, the lower pressing plate 700 presses the glove, the height of the pocket opening is reduced, and the restraint of the stay bar 230 is automatically released; at this time, the horizontal stent 300 is placed in the mouth of the bag, and the length direction of the mouth of the bag is made longer and tightened by the two bag-supporting members.

The first slider 180 and the second slider 340 are reset by pulling the connecting frame 220, the next bag is placed on the first flow strip 270, and the opening of the bag mouth is opened by the stay bar 230.

Referring to fig. 3, in an alternative embodiment, the pressing assembly, the packet pressing assembly 240, the packet assembly 250, and the cutting assembly 260 are sequentially disposed on the frame 290 in a first direction;

the moving assembly causes the two squeeze plates 130 to clamp the bag opening of the bag pack to pass through the packing squeeze assembly 240, the packing assembly 250 and the cutting assembly 260 in sequence.

In an alternative embodiment, the packet squeezing assembly 240 includes two squeezing rollers, and the mouth of the pack passes between the two squeezing rollers.

The bag mouth of the bag clamped by the two extrusion assemblies passes through two extrusion rollers, each extrusion roller is connected with a motor, and the motor enables the extrusion rollers to rotate; the two squeeze rolls squeeze the bag mouth to the package assembly 250, the package assembly 250 seals the bag mouth, after the package assembly 250 has sewn the bag mouth of the bag, the cutting assembly 260 cuts off the envelope, and the squeeze assembly moves away from the bag, so that the bag can continue to move along the conveyor belt 100 and be conveyed out by the conveyor belt 100.

In an alternative embodiment, the rack 290 is provided with a whole package box 310, and the whole package box 310 is located above the first flow strip 270;

two side flow strips 350 are disposed on the housing 290, the two side flow strips 350 form a packet path, and the packet path is in communication with the whole packet box 310.

In order to allow the pack to smoothly move on the conveyor belt 100, lateral flow strips 350 are provided on both sides of the conveyor belt 100, respectively, and the two lateral flow strips 350 allow the pack to precisely move on the conveyor belt 100.

Placing the packing bag into the whole packing box 310 of the first fluent strip 270, and shaping the appearance of the packing bag by the whole packing box 310, so that the appearance area of the packing bag is long, and the deformation caused by loading gloves is reduced; the bag shaped by the bag shaping box 310 passes through two guide plates between the entering conveyor belt 100, and the two guide plates form a channel with gradually reduced openings along the first direction; the bagging bag passes through the channel and then enters the packaging channel.

The lower pressing plate 700 of the pressing component of the packaging machine provided by the utility model can extend into the packaging bag to press the glove, so that compared with manual pressing, the packaging efficiency is improved, and the physical consumption of staff is reduced; the horizontal stretching frame 300 of the horizontal stretching assembly is inserted into the bag mouth of the bag, and the two bag stretching assemblies extend out in opposite directions, so that the bag mouth can be kept in a tightly stretched state by the bag stretching assemblies in the process that the glove is downwards pressed by the lower pressing plate 700; the two extrusion assemblies move towards the bag mouth at two sides of the bag mouth, and in the process, the lower pressing plate 700 is retracted from the bag, and the two extrusion assemblies clamp the bag mouth into a strip shape, so that subsequent sewing of the bag is facilitated.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The sealing machine is characterized by comprising a frame (290), a pressing component, a horizontal spreading component and a clamping component; and the pressing component, the horizontal opening component and the clamping component are all arranged on the frame (290);

the pressing assembly comprises a first driving piece (600) and a pressing plate (700), wherein the first driving piece (600) is used for enabling the pressing plate (700) to move into a packing bag and pressing down a glove;

the horizontal stretching assembly comprises a second driving piece (200) and a horizontal stretching frame (300), the second driving piece (200) is used for enabling the horizontal stretching frame (300) to lift, and two bag stretching assemblies are arranged on the horizontal stretching frame (300);

the second driving piece (200) is used for enabling the bag opening assemblies on the horizontal opening frame (300) to be inserted into the bag opening, and the two bag opening assemblies extend out in opposite directions to enable the bag opening of the bag opening to be tightly opened;

2. The bag closure machine of claim 1, wherein said bag-opening assembly comprises a bag-opening drive (400) and a bag-opening tab (500), said bag-opening tab (500) being slidably disposed on said horizontal spreader frame (300), said bag-opening drive (400) being adapted to reciprocate said bag-opening tab (500) in a first direction of said horizontal spreader frame (300);

the first direction is the conveying direction of the packing bag.

3. The bag closure of claim 2 wherein the compression assembly comprises a compression drive (160), a support plate (150) and a compression plate (130); the movable end of the extrusion driving piece (160) is connected with the support plate (150), and the extrusion plate (130) is arranged on the support plate (150); the support plate (150) is used for enabling the extrusion driving piece (160) and the extrusion plate (130) to be located on different planes, and the movable end of the extrusion driving piece (160) is located at one end, away from the horizontal supporting frame (300), of the extrusion driving piece (160).

4. A bag sealer according to claim 3, wherein the pressing assembly further comprises a lifting device on which the pressing plate (130) is provided, the lifting device being for adjusting the height of the pressing plate (130); and a shielding plate (140) is provided at the upper end of the pressing plate (130).

5. A bag sealer according to claim 3, wherein a pressing rail (320) corresponding to the pressing assembly is provided on the frame (290), a moving block (170) is slidably provided on the pressing rail (320), and the pressing driver (160) is provided on the moving block (170); the extrusion plate (130) is connected with the moving block (170) through a guide assembly;

a movement assembly is provided on the housing (290) for reciprocating the movement block (170) in a first direction.

6. The bag sealer according to claim 2, wherein the frame (290) is provided with a conveyor (100) for moving the bag in a first direction; -providing a first flow strip (270) at the feed end of the conveyor belt (100);

the rack (290) is provided with two first sliding rails (330), and the lower pressing plate (700) is positioned between the two first sliding rails (330); a first sliding block (180) and a second sliding block (340) are arranged on the first sliding rail (330), and a connecting sheet (190) for keeping the first sliding block (180) and the second sliding block (340) at a fixed interval is arranged between the first sliding block (180) and the second sliding block (340);

a stay bar (230) is arranged on the first sliding block (180); a third driving piece (210) is arranged on the second sliding block (340), and a stay bar (230) is arranged at the movable end of the third driving piece (210); the four supporting rods (230) are matched to enable the bag mouth of the bag to be opened; and a connecting frame (220) is arranged between the two second sliding blocks (340), and the connecting frame (220) enables the positions of the two second sliding blocks (340) to be relatively fixed.

7. The bag sealer according to claim 5, wherein the pressing assembly, the packet pressing assembly (240), the packet assembly (250), and the cutting assembly (260) are sequentially provided on the frame (290) along a first direction;

the moving assembly enables the two extruding plates (130) to clamp the bag opening of the bag to sequentially pass through the packaging extruding assembly (240), the packaging assembly (250) and the cutting assembly (260).

8. The bag closure machine of claim 7 wherein said packet compression assembly (240) comprises two compression rollers, said bag opening of the bag closure passing intermediate said two compression rollers.

9. The bag sealer according to claim 6, wherein the frame (290) is provided with a bag box (310), the bag box (310) being located above the first flow-promoting strip (270);

two side flow strips (350) are arranged on the rack (290), two side flow strips (350) form a package channel, and the package channel is communicated with the whole package box (310).

10. The bag sealer according to claim 5 wherein the movement assembly comprises a movement drive (280) and a shaft (800); the connecting shaft (800) is arranged on the movable driving piece (280), two ends of the connecting shaft (800) are respectively provided with a synchronous pulley (900), and the machine frame (290) is provided with driven pulleys (120) which are in one-to-one correspondence with the synchronous pulleys (900);

and the synchronous belt (110) is sleeved on the synchronous belt wheel (900) and the driven belt wheel (120), and the moving block (170) is connected with the synchronous belt (110).