CN215792124U

CN215792124U - Packaging bag heat sealing machine

Info

Publication number: CN215792124U
Application number: CN202121992091.3U
Authority: CN
Inventors: 蔡华东
Original assignee: Sanming Guanhui Packaging Co ltd
Current assignee: Sanming Guanhui Packaging Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-11
Anticipated expiration: 2031-08-23

Abstract

The utility model provides a packaging bag heat sealing machine which comprises a workbench, wherein a winding assembly and an unwinding assembly are arranged on the workbench, a mounting frame is arranged between the winding assembly and the unwinding assembly, by adopting the technical scheme, a plastic film wound by the unwinding assembly needs to be sequentially processed by a cutting punching piece and a heat sealing assembly, a hydraulic cylinder drives a connecting rod to move downwards, the heat sealing assembly is firstly contacted with the plastic film and thermally sealed, the cutting punching piece is cut into a hand tearing hole in a dotted line state, finally the plastic film is wound by the winding assembly, a handle is manually lifted upwards to enable a limiting rod to be separated from the limiting hole, then a sleeve is slid, the position of the sleeve is adjusted, the handle is released, the limiting rod enters the limiting hole again under the action of a spring I to fix the sleeve, so that the distance between the cutting punching piece and the heat sealing assembly is adjusted, and the distance between the cutting punching piece and the heat sealing assembly can influence the length of a plastic bag unit, therefore, the length of the plastic bag unit can be controlled by adjusting the position of the sleeve.

Description

Packaging bag heat sealing machine

Technical Field

The utility model relates to the field of heat sealing of packaging bags, in particular to a heat sealing machine for packaging bags.

Background

The packaging bag is a bag for packaging various articles, so that goods are convenient to transport and easy to store in a production flow process, and the packaging bag is widely applied to daily life and industrial production. When the plastic roll bag is produced, the double-layer plastic film needs to be subjected to heat sealing together, the punching piece is cut at last to be separated into a plastic bag unit, when the packaging bag is subjected to heat sealing and cutting, a packaging bag heat sealing machine and a packaging bag cutting machine need to be used, one-step forming cannot be realized, the production time of the packaging bag is prolonged, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problems in the prior art, the utility model provides the packaging bag heat sealing machine with high production efficiency.

(II) technical scheme

In order to achieve the purpose, the utility model adopts the main technical scheme that:

a packaging bag heat sealing machine comprises a workbench, wherein a winding assembly and an unwinding assembly are arranged on the workbench, a mounting frame is arranged between the winding assembly and the unwinding assembly, slide rails are oppositely arranged on two sides of the inner wall of the mounting frame, slide blocks are respectively and slidably mounted on the slide rails, a connecting rod is slidably mounted between the two slide blocks, the connecting rod is connected with a piston of a hydraulic cylinder, a cutting and punching piece is fixedly mounted on the connecting rod, a sleeve is further sleeved on the connecting rod, a heat sealing assembly is fixedly mounted at the bottom of the sleeve, a limiting device is arranged in the sleeve and comprises a limiting groove arranged in the sleeve, a limiting plate is slidably mounted in the limiting groove, a limiting rod is arranged at one end of the bottom of the limiting plate and penetrates through the limiting groove and extends onto the connecting rod, a plurality of limiting holes matched with the limiting rod are formed in the connecting rod at equal intervals, the upper surface of the limiting plate is provided with a pull rod, the pull rod penetrates through the limiting groove, extends to the position above the sleeve and is provided with a handle, a first spring is sleeved on the pull rod, one end of the first spring is connected with the limiting plate, and the other end of the first spring is connected with the inner wall of the top of the limiting groove; a fixed seat is arranged below the connecting rod, and a cutting groove corresponding to the cutting punching piece is formed in the fixed seat.

Preferably, a guide roller is arranged between the unreeling assembly and the mounting frame, and a tensioning mechanism is arranged on the guide roller.

Preferably, straining device includes the casing, slidable mounting has the fixed plate in the casing, the fixed plate with be provided with spring two between shells inner wall top, the fixed plate bottom is provided with the tensioning rod, the take-up pulley is installed to the tensioning rod bottom, the take-up pulley supports and holds in the guide roller top.

Preferably, the heat-seal assembly comprises a fixing frame, a heat-seal piece is fixedly mounted at the bottom of the fixing frame, a connecting hole is formed in the top of the fixing frame, a fixing rod is arranged in the connecting hole, one end of the top of the fixing rod is connected with the sleeve, a connecting block is fixedly mounted at one end of the bottom of the fixing rod, a third spring is sleeved on the fixing rod, one end of the third spring is connected with the fixing frame, and the other end of the third spring is connected with the sleeve.

Preferably, a plurality of air holes are formed in the upper surface of the fixing seat, and the bottom of the fixing seat is connected with an induced draft fan through an air pipe.

(III) advantageous effects

The utility model has the beneficial effects that: adopt above-mentioned technical scheme, the piece and the heat-seal assembly processing are punched through the cutting in proper order to the winding plastics book membrane of unreeling subassembly, pneumatic cylinder drive connecting rod moves down, the heat-seal assembly contacts with the plastics book membrane earlier and heat-seals it, the cutting is punched the piece and is cut into the hand of dotted line state and tear the hole again, it is rolling with it by the rolling subassembly at last, manual upwards carry pull handle make the gag lever post break away from spacing hole, slide the sleeve pipe again, behind the adjustment sleeve pipe position, loosen the handle again, under the effect of spring one, the gag lever post gets into spacing hole again, the realization is fixed to the sleeve pipe, thereby the interval between cutting and punching piece and heat-seal assembly has been adjusted, the interval between cutting and punching piece and the heat-seal assembly can influence the length of plastic bag unit, therefore, can control the length of plastic bag unit through adjustment sleeve pipe position.

Drawings

FIG. 1 is a schematic view showing a structure of a heat sealer for packing bags;

FIG. 2 is a schematic view of the mounting structure of the heat seal assembly;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic structural view of the tensioning mechanism;

fig. 5 is a schematic structural view of the fixing base.

[ description of reference ]

1-a workbench; 2-a fixed seat; 3-a guide roller; 4, unwinding the assembly; 5-a tensioning mechanism; 6-mounting a frame; 7-a slide block; 8-cutting the punched piece; 9-a connecting rod; 10-a hydraulic cylinder; 11-a sleeve; 12-a slide rail; 13-a winding component; 14-a heat seal assembly; 15-limiting holes; 16-a limiting device; 21-air holes; 22-a draught fan; 51-a housing; 52-spring two; 53-fixing plate; 54-tension rod; 55-a tension wheel; 141-heat sealing; 142-a connecting block; 143-spring three; 144-a fixing bar; 145-a mount; 161-limiting groove; 162-a pull rod; 163-a handle; 164-spring one; 165-a limiting plate; 166-stop lever.

Detailed Description

For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.

Referring to fig. 1 to 3, the utility model provides a packaging bag heat sealing machine, which comprises a workbench 1, wherein a winding assembly 13 and an unwinding assembly 4 are arranged on the workbench 1, an installation frame 6 is arranged between the winding assembly 13 and the unwinding assembly 4, slide rails 12 are oppositely arranged on two sides of the inner wall of the installation frame 6, slide blocks 7 are respectively and slidably arranged on the two slide rails 12, a same connecting rod 9 is slidably arranged between the two slide blocks 7, the connecting rod is connected with a piston of a hydraulic cylinder 10, a cutting punching member 8 is fixedly arranged on the connecting rod 9, a sleeve 11 is further sleeved on the connecting rod 9, a heat sealing assembly 14 is fixedly arranged at the bottom of the sleeve 11, a limiting device 16 is arranged in the sleeve 11, the limiting device 16 comprises a limiting groove 161 arranged in the sleeve 11, a limiting plate 165 is slidably arranged in the limiting groove 161, one end of the bottom of the limiting plate 165 is provided with a limiting rod 166, the limiting rod 166 penetrates through the limiting groove 161 and extends to the connecting rod 9, a plurality of limiting holes 15 matched with the limiting rods 166 are formed in the connecting rod 9 at equal intervals, a pull rod 162 is arranged on the upper surface of the limiting plate 165, the pull rod 162 penetrates through the limiting groove 161, extends to the upper side of the sleeve 11 and is provided with a handle 163, a first spring 164 is sleeved on the pull rod 162, one end of the first spring 164 is connected with the limiting plate 165, and the other end of the first spring 164 is connected with the inner wall of the top of the limiting groove 161; a fixed seat 2 is arranged below the connecting rod 9, and a cutting groove corresponding to the cutting punching piece 8 is formed in the fixed seat 2; when the plastic film roll winding device is used, a plastic film roll wound by the unwinding assembly 4 needs to be sequentially processed by the cutting punching assembly 8 and the heat sealing assembly 14, the hydraulic cylinder 10 drives the connecting rod 9 to move downwards, the heat sealing assembly 14 is firstly contacted with the plastic film roll and heat-sealed, the cutting punching assembly 8 cuts the plastic film roll into hand tearing holes in a dotted line state, finally the plastic film roll is wound by the winding assembly 13, the handle 163 is manually lifted upwards to enable the limiting rod 166 to be separated from the limiting hole 15, the sleeve 11 is slid again, the handle 163 is loosened after the position of the sleeve 11 is adjusted, under the action of the first spring 164, the limiting rod 166 enters the limiting hole 15 again, so that the sleeve 11 is fixed, thereby adjusting the interval between the cutting punch 8 and the heat sealing assembly 14, and the interval between the cutting punch 8 and the heat sealing assembly 14 can affect the length of the plastic bag unit, and thus, the length of the plastic bag unit can be controlled by adjusting the position of the sleeve 11.

In this embodiment, unreel and be provided with guide roller 3 between subassembly 4 and mounting bracket 6, be provided with straining device 5 on the guide roller 3.

Referring to fig. 4, in this embodiment, the tensioning mechanism 5 includes a housing 51, a fixing plate 53 is slidably mounted in the housing 51, a second spring 52 is disposed between the fixing plate 53 and the top of the inner wall of the housing 51, a tensioning rod 54 is disposed at the bottom of the fixing plate 53, a tensioning wheel 55 is mounted at the bottom of the tensioning rod 54, the tensioning wheel 55 abuts against the upper side of the guiding roller 3, and under the action of the second spring 52, the tensioning wheel 55 abuts against the upper side of the guiding roller 3, which is beneficial to guiding the plastic roll film for conveying.

In this embodiment, the heat sealing assembly 14 includes a fixing frame 145, a heat sealing member 141 is fixedly installed at the bottom of the fixing frame 145, a connecting hole is opened at the top of the fixing frame 145, a fixing rod 144 is disposed in the connecting hole, one end of the top of the fixing rod 144 is connected to the sleeve 11, one end of the bottom of the fixing rod 144 is fixedly installed with a connecting block 142, a spring three 143 is sleeved on the fixing rod 144, one end of the spring three 143 is connected to the fixing frame 145, the other end of the spring three 143 is connected to the sleeve 11, the spring three 143 plays a role in buffering the fixing frame 145, and the service life of the heat sealing member 141 can be prolonged.

Referring to fig. 5, in this embodiment, a plurality of bleeder vents 21 have been seted up to 2 upper surfaces of fixing base, and draught fan 22 is connected through the trachea in 2 bottoms of fixing base, and draught fan 22 makes 2 upper surfaces of fixing base produce the negative pressure, makes the plastic roll membrane adsorb on 2 surfaces of fixing base, is favorable to cutting punching member 8 and heat-seal assembly 14 to handle it.

The working principle of the utility model is as follows: the plastic roll film wound by the unwinding assembly 4 needs to be sequentially processed by a cutting punching piece 8 and a heat sealing assembly 14, the hydraulic cylinder 10 drives the connecting rod 9 to move downwards, the heat sealing assembly 14 is firstly contacted with the plastic roll film and is subjected to heat sealing, the cutting punching piece 8 is cut into hand tearing holes in a dotted line state, the hand tearing holes are wound by the winding assembly 13, the handle 163 is manually lifted upwards to enable the limiting rod 166 to be separated from the limiting hole 15, the sleeve 11 is slid again, the handle 163 is loosened after the position of the sleeve 11 is adjusted, the limiting rod 166 enters the limiting hole 15 again under the action of the spring I164, the sleeve 11 is fixed, the distance between the cutting punching piece 8 and the heat sealing assembly 14 is adjusted, the distance between the cutting punching piece 8 and the heat sealing assembly 14 can influence the length of the plastic bag unit, and therefore the length of the plastic bag unit can be controlled by adjusting the position of the sleeve 11.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent modifications made by the contents of the present specification and the drawings, or applied to the related technical fields directly or indirectly, are included in the scope of the present invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A packaging bag heat sealing machine comprises a workbench, wherein a winding assembly and an unwinding assembly are arranged on the workbench, and the packaging bag heat sealing machine is characterized in that a mounting frame is arranged between the winding assembly and the unwinding assembly, slide rails are oppositely arranged on two sides of the inner wall of the mounting frame, slide blocks are respectively and slidably mounted on the slide rails, one connecting rod is slidably mounted between the two slide blocks, the connecting rod is connected with a piston of a hydraulic cylinder, a cutting and punching piece is fixedly mounted on the connecting rod, a sleeve is further sleeved on the connecting rod, a heat sealing assembly is fixedly mounted at the bottom of the sleeve, a limiting device is arranged in the sleeve and comprises a limiting groove arranged in the sleeve, a limiting plate is slidably mounted in the limiting groove, one end of the bottom of the limiting plate is provided with a limiting rod, the limiting rod penetrates through the limiting groove and extends to the connecting rod, a plurality of limiting holes matched with the limiting rods are formed in the connecting rods at equal intervals, pull rods are arranged on the upper surfaces of the limiting plates, the pull rods penetrate through the limiting grooves, extend to the upper side of the sleeve and are provided with handles, a first spring is sleeved on each pull rod, one end of the first spring is connected with the limiting plate, and the other end of the first spring is connected with the inner wall of the top of the limiting groove; a fixed seat is arranged below the connecting rod, and a cutting groove corresponding to the cutting punching piece is formed in the fixed seat.

2. The heat sealing machine for packaging bags according to claim 1, wherein a guide roller is disposed between the unwinding assembly and the mounting frame, and a tension mechanism is disposed on the guide roller.

3. The heat sealing machine for packaging bags according to claim 2, wherein the tensioning mechanism comprises a housing, a fixing plate is slidably mounted in the housing, a second spring is arranged between the fixing plate and the top of the inner wall of the housing, a tensioning rod is arranged at the bottom of the fixing plate, a tensioning wheel is mounted at the bottom of the tensioning rod, and the tensioning wheel abuts against the guiding roller.

4. The packaging bag heat sealing machine as claimed in claim 1, wherein the heat sealing assembly comprises a fixing frame, the fixing frame is fixedly provided with a heat sealing member at the bottom, a connecting hole is formed in the top of the fixing frame, a fixing rod is arranged in the connecting hole, one end of the top of the fixing rod is connected with the sleeve, a connecting block is fixedly arranged at one end of the bottom of the fixing rod, a third spring is sleeved on the fixing rod, one end of the third spring is connected with the fixing frame, and the other end of the third spring is connected with the sleeve.

5. The heat sealing machine for the packaging bag as claimed in claim 1, wherein a plurality of air holes are formed in the upper surface of the fixing seat, and the bottom of the fixing seat is connected with an induced draft fan through an air pipe.