CN113895091A

CN113895091A - Medical packaging bag making machine

Info

Publication number: CN113895091A
Application number: CN202111311879.8A
Authority: CN
Inventors: 高榭君; 宋家虎; 闻敏铭
Original assignee: Jiaxing Hailsen Medical Technology Co ltd
Current assignee: Jiaxing Hailsen Medical Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-01-07

Abstract

The invention relates to the field of bag making machines, in particular to a medical packaging bag making machine which comprises a feeding mechanism, an electric heating welding mechanism, a cold pressing mechanism, a transverse cutting mechanism, a vertical cutting mechanism, a discharging mechanism and a traction mechanism which are sequentially and transversely arranged, wherein the feeding mechanism comprises a film roll feeding mechanism and a paper roll feeding mechanism, the film roll feeding mechanism comprises a film roll air expansion shaft, a driving mechanism for driving the film roll air expansion shaft to rotate and a first sleeve, the first sleeve is sleeved on the film roll air expansion shaft, a first separation block is arranged on the first sleeve, a power roller driven by the driving mechanism is arranged on the rear side of the film roll air expansion shaft, the power roller conveys a film roll and the paper roll, the paper roll feeding mechanism comprises a paper roll air expansion shaft and a second sleeve sleeved on the paper roll air expansion shaft, a second separation block is arranged on the second sleeve, double-station film roll and paper roll feeding are realized, double feeding efficiency is improved, and film and paper are bonded through the electric heating welding mechanism, the cold press mechanism is used for cold press forming and cutting and then discharging, so that the production efficiency of the whole automatic production line is improved.

Description

Medical packaging bag making machine

Technical Field

The invention relates to the field of bag making machines, in particular to a medical packaging bag making machine.

Background

One side of the medical packaging bag is medical dialyzing paper, and the other side is a plastic film, and the medical packaging bag needs to be thermally sealed and cut into a paper-plastic bag. After the original bag making machine is fed, the film and the paper are bonded by electric heating welding, the required product shape is cold-pressed, and according to the difference of the molds, the vertical cutting and transverse cutting components are carried out to reach the final discharging mechanism, so that the whole production automation line is realized; the feeding scroll of below adopts the inflatable shaft snap-on of taking actuating mechanism, the feeding membrane book of top also adopts the inflatable shaft snap-on of taking actuating mechanism, because it is the fixed scroll of inflatable shaft, will lead to inflatable shaft and scroll to fix together, the scroll can only rotate along with the rotation of inflatable shaft, can only realize initiative feeding, and all scrolls of fixing on inflatable shaft can only rotate the pay-off according to a rotational speed, this just can only realize simplex position initiative feeding, the simplex position whole production efficiency of medical wrapping bag is low, adopt the feed of duplex position for this reason in order to improve production efficiency, but the mode that adopts the feed of duplex position has following problem: two sets of feeding coil stocks in the duplex position can make two sets of coil stock feeding length different when rotating the round because of the uneven difference of self thickness, can produce the inconsistent problem of feeding speed, makes production inconsistent, and then produces the problem that production quality is influenced such as fold.

In order to solve the defects in the prior art, a medical packaging bag making machine which is simple in structure and stable in use needs to be designed.

Disclosure of Invention

The invention provides a medical packaging bag making machine for solving the problems in the prior art.

The purpose of the invention can be realized by the following technical scheme: a medical packaging bag machine comprising: the film roll feeding mechanism comprises a film roll air expansion shaft, a driving mechanism and a first sleeve, the driving mechanism drives the film roll air expansion shaft to rotate, the first sleeve is sleeved on the film roll air expansion shaft, a first separation block is arranged on the first sleeve, a power roller driven by the driving mechanism is arranged on the rear side of the film roll air expansion shaft and used for conveying a film roll and a paper roll, the paper roll feeding mechanism comprises a paper roll air expansion shaft and a second sleeve sleeved on the paper roll air expansion shaft, and a second separation block is arranged on the second sleeve.

The electric heating welding mechanism comprises a welding machine body, a lower platform, a first lifting mechanism and a first buffering device, wherein the lower platform is arranged below the welding machine body, the first lifting mechanism drives the welding machine body to move, the first buffering device is arranged on one side of the welding machine body, the cold pressing mechanism comprises an upper die, a lower die, a second lifting mechanism and a second buffering device, the lower die is arranged below the upper die, the second lifting mechanism drives the upper die to move, and the second buffering device is arranged on the side end of the upper die.

The film roll feeding mechanism further comprises a roll changing mechanism, the roll changing mechanism comprises an upper roll changing mechanism and a lower roll changing mechanism, the upper roll changing mechanism comprises a first rotating plate, a first rotating plate limiting rod, a first bearing seat and a first bearing seat limiting rod, the first rotating plate is rotatably connected with the rack, the first rotating plate limiting rod is slidably arranged between the first rotating plate and the rack, the first bearing seat is connected with the film roll air expansion shaft and arranged in a first groove of the first rotating plate, and the first bearing seat limiting rod is movably arranged on the outer side of the first bearing seat; the lower reel changing mechanism comprises a second rotating plate, a second rotating plate limiting rod, a second bearing seat and a second bearing seat limiting rod, the second rotating plate is rotatably connected with the rack, the second rotating plate limiting rod is slidably arranged between the second rotating plate and the rack, the second bearing seat is connected with a reel air expansion shaft and is arranged in a second groove of the second rotating plate, and the second bearing seat limiting rod is movably arranged on the outer side of the second bearing seat.

The film roll feeding mechanism further comprises a first limiting mechanism and a second limiting mechanism, the first limiting mechanism comprises a first stop block and a first driving stop block, the first stop block and the first driving stop block are sleeved on two sides of the first sleeve, the first driving mechanism is used for driving the first stop block and the second driving mechanism is used for driving the second stop block and the second stop block, the two stop blocks are sleeved on two sides of the second sleeve, the second driving mechanism is used for driving a paper roll on the two inward clamping sleeve, the first stop block and the second stop block respectively comprise a left annular stop block, an upper right semicircular stop block and a lower right semicircular stop block, and the first driving mechanism and the second driving mechanism respectively comprise a first air cylinder driving the left annular stop block, an upper air cylinder driving the upper right semicircular stop block and a lower air cylinder driving the lower right semicircular stop block.

In a further improvement, the transverse cutting mechanism comprises a circular knife parallel to the feeding direction and a driving motor for driving the circular knife, and the vertical cutting mechanism comprises a cutter perpendicular to the feeding direction and a driving motor for driving the cutter.

In a further improvement, the discharging mechanism comprises a transmission belt and a driving motor III for driving the transmission belt.

In a further improvement, a support is arranged above the discharging mechanism, and the upper end of the support is rotatably connected with a display.

Compared with the prior art, the upper film roll in the medical packaging bag making machine actively feeds materials to drive the lower paper roll to passively feed materials, the feeding speed of the lower paper roll is changed along with the change of the feeding speed of the upper film roll, and the problem of inconsistent gap offset of production caused by inconsistent feeding speed due to the thickness of the roll materials is solved, so that the stable production can be ensured, and the simultaneous feeding of the paper rolls with different thicknesses is realized; and the first separation block on the first sleeve and the second separation block on the second sleeve can realize double-station film roll and paper roll feeding and double-efficiency feeding, the film and the paper are bonded by a subsequent electric heating welding mechanism, a cold press mechanism presses out a required product shape, the film and the paper continue to enter the transverse cutting mechanism and the vertical cutting mechanism to reach the final discharging mechanism for discharging, and therefore the production efficiency of the whole production automation line is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention

FIG. 2 is a schematic structural view of a feeding mechanism of the present invention

FIG. 3 is a schematic diagram of a partial right view of the feeding mechanism of the present invention

FIG. 4 is a schematic structural diagram of an electric heating welding mechanism and a cold pressing mechanism according to the present invention

FIG. 5 is a schematic structural diagram of the transverse cutting mechanism, the vertical cutting mechanism and the discharging mechanism of the present invention

In the figure, 1-feeding mechanism, 2-electric heating welding mechanism, 21-welding body, 22-lower platform, 23-lifting mechanism I, 24-buffering device I, 3-cold pressing mechanism, 31-upper die, 32-lower die, 33-lifting mechanism II, 34-buffering device II, 4-transverse cutting mechanism, 41-circular knife, 5-vertical cutting mechanism, 51-cutting knife, 6-discharging mechanism, 61-driving belt, 62-bracket, 63-display, 7-film roll feeding mechanism, 71-film roll air expansion shaft, 72-driving mechanism, 73-roll changing mechanism, 731-roll changing mechanism, 7311-rotating plate I, 73111-groove I, 7312-rotating plate limiting rod I, 7313-bearing seat I, 7314-bearing seat limiting rod I, 732-lower reel changing mechanism, 7321-second rotating plate, 73211-second groove, 7322-second rotating plate limiting rod, 7323-second bearing seat, 7324-second bearing seat limiting rod, 74-first limiting mechanism, 75-second limiting mechanism, 761-left annular stopper, 762-upper right semicircular stopper, 763-lower right semicircular stopper, 764-first air cylinder, 765-upper air cylinder group, 766-lower air cylinder group, 77-first sleeve, 771-first separating block, 78-power roller, 8-paper roll feeding mechanism, 81-paper roll air expansion shaft, 82-second sleeve, 821-second separating block and 9-traction mechanism.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solution of the present invention is further described below with reference to the following embodiments and accompanying drawings 1 to 5.

Example 1

A medical packaging bag machine comprising: the film roll feeding mechanism 7 comprises a film roll air expansion shaft 71, a driving mechanism 72 and a sleeve 77, the driving mechanism 72 drives the film roll air expansion shaft 71 to rotate, the sleeve 77 is sleeved on the film roll air expansion shaft 71, a first separating block 771 is arranged on the sleeve 77, a power roller 78 driven by the driving mechanism 72 is arranged on the rear side of the film roll air expansion shaft 71, the power roller 78 conveys a film roll and a paper roll, the paper roll feeding mechanism 8 comprises a paper roll air expansion shaft 81 and a second sleeve 82 sleeved on the paper roll air expansion shaft 81, and a second separating block 821 is arranged on the second sleeve 82.

The film roll air expansion shaft 71 and the power roller 78 synchronously and actively rotate through the driving mechanism 72, and the sleeve I77 above actively feeds the film roll; the scroll of below is driven from the scroll on sleeve two 82 and is obtained power through power roller 78, realize passive feeding, and then the passive feeding of below scroll is driven in the initiative feeding of top film book, the input speed of below scroll follows the change of top film book input speed and changes, stopped because the thickness of coil stock produces the inconsistent interval seam skew problem of production incompatibility that leads to of feeding speed, thereby can ensure that production goes on steadily, the scroll of different thickness degree is fed simultaneously. And the first separating block 771 on the first sleeve 77 and the second separating block 821 on the second sleeve 82 can realize double-station film roll and paper roll feeding and double-efficiency feeding, the film and the paper are bonded through the subsequent electric heating and welding mechanism 2, the cold press mechanism 3 presses the required product shape, the transverse cutting of the transverse cutting mechanism 4 and the vertical cutting of the vertical mechanism 5 are continuously carried out, and the final discharging mechanism 6 is used for discharging, so that the production efficiency of the whole production automation line is improved.

The film roll air expansion shaft 71 is sleeved with the sleeve I77, the key strips on the air expansion shaft are inflated to abut against the inside of the sleeve I77 with a longer length, so that the sleeve can be stably fixed, and the film roll is placed in the sleeve I77 in a sliding manner, so that the problems that the film roll cannot be fixed due to the fact that the conventional film roll is directly placed at the position of the air expansion shaft without the protrudable key strips and the stress is uneven are solved.

As a further embodiment, the electric heating welding mechanism 2 includes a welding machine body 21, a lower platform 22, a first lifting mechanism 23 and a first buffer device 24, the lower platform 22 is disposed below the welding machine body 21, the first lifting mechanism 23 drives the welding machine body 21 to move, the first buffer device 24 is disposed on one side of the welding machine body 21, the cold pressing mechanism 3 includes an upper die 31, a lower die 32, a second lifting mechanism 33 and a second buffer device 34, the lower die 32 is disposed below the upper die 31, the second lifting mechanism 33 drives the upper die 31 to move, and the second buffer device 34 is disposed at the side end of the upper die 32.

The double-station lifting mechanisms I23 arranged on the two sides of the welding machine body 21 keep the whole welding machine body 21 capable of horizontally lifting, so that the attaching degree between the film and the paper is ensured, the film and the paper can be uniformly and tightly bonded in the bonding process, and bubbles are reduced; meanwhile, the first buffer device 24 has a buffer effect on the electric heating welding mechanism 2, and the service life is prolonged. The separated upper die 31 and the lower die 32 in the cold pressing mechanism 3 can be replaced according to product requirements, the lifting mechanisms two 33 arranged on the two sides of the upper die 31 keep the pressing levelness of the upper die, the cold pressing effect is improved, and meanwhile, the buffer device two 34 plays a role in buffering the cold pressing mechanism 3, so that the service life is prolonged.

As a further embodiment, the film roll feeding mechanism 7 further includes a roll changing mechanism 73, the roll changing mechanism 73 includes an upper roll changing mechanism 731 and a lower roll changing mechanism 732, the upper roll changing mechanism 731 includes a first rotating plate 7311, a first rotating plate limiting rod 7312, a first bearing seat 7313 and a first bearing seat limiting rod 7314, the first rotating plate 7311 is rotatably connected to the frame, the first rotating plate limiting rod 7312 is slidably disposed between the first rotating plate 7311 and the frame, the first bearing seat 7313 is connected to the film roll air expansion shaft 71 and disposed in the first groove 73111 of the first rotating plate 7311, and the first bearing seat limiting rod 7314 is movably disposed outside the first bearing seat 7313; the lower roll changing mechanism 732 comprises a second rotating plate 7321, a second rotating plate limiting rod 7322, a second bearing seat 7323 and a second bearing seat limiting rod 7324, the second rotating plate 7321 is rotatably connected to the rack, the second rotating plate limiting rod 7322 is slidably arranged between the second rotating plate 7321 and the rack, the second bearing seat 7323 is connected with the paper roll air expansion shaft 81 and is arranged in a second groove 73211 of the second rotating plate 7321, and the second bearing seat limiting rod 7324 is movably arranged on the outer side of the second bearing seat 7323.

The existing roll changing mechanism is arranged on one side of the driving mechanism, the structure is more complex, and the roll changing process needs to be realized by rotating the film roll air expansion shaft 71 and the roll air expansion shaft 81 outwards after the locking device is released. According to the invention, the positions of the roll changing mechanisms on two sides are directly adjusted outwards, the film roll air expansion shaft 71 and the paper roll air expansion shaft 81 do not need to be rotated, the structure is simple, and the film roll and the paper roll can be conveniently changed. In the specific process of changing the film roll, the first bearing seat limiting rod 7314 in the upper roll changing mechanism 731 is lifted upwards to the upper end of the rack, the first rotating plate limiting rod 7312 is continuously lifted upwards to the upper end of the rack, the first rotating plate 7311 is rotated outwards along the rotating shaft on the rack, so that a new film roll is loaded into the first sleeve 77 from the right side, and the process of changing the paper roll is the same. Through the fixed support and the steering of the limiting mechanism, the film roll and the paper roll can be conveniently changed, and the structure is simple and practical.

As a further embodiment, the film roll feeding mechanism 7 further includes a first limiting mechanism 74 and a second limiting mechanism 75, the first limiting mechanism 74 includes a first stopper sleeved on two sides of the first sleeve 77 and a first driving mechanism for driving the first stopper to inwardly clamp the film roll on the first sleeve 77, the second limiting mechanism 75 includes a second stopper sleeved on two sides of the second sleeve 82 and a second driving mechanism for driving the second stopper to inwardly clamp the paper roll on the second sleeve 82, the first stopper and the second stopper both include a left annular stopper 761, a right upper semicircular stopper 762 and a right lower semicircular stopper 763, and the first driving mechanism and the second driving mechanism both include a first cylinder 764 for driving the left annular stopper 761, an upper cylinder group 765 for driving the right upper semicircular stopper 762 and a lower cylinder group 766 for driving the right lower semicircular stopper 763.

The stop block in the first limiting mechanism 74 is driven to abut against the left end of the paper tube of the paper roll or the film roll right through the first driving mechanism, and the stop block II in the second limiting mechanism 75 is driven to move leftwards through the second driving mechanism to abut against the right end of the paper tube of the paper roll or the film roll, so that the two end faces of the paper tube are limited and fixed; when the film roll and the paper roll need to be changed, the first driving mechanism and the second driving mechanism are driven reversely to enable the first stop block and the second stop block to move outwards, and the limiting on the paper roll or the paper tube of the film roll is relieved. Through the spacing fixing in the fiber container both sides of stop gear one and stop gear two with the membrane book or scroll, guarantee that membrane book or scroll feeding process off tracking, improve production quality to the fiber container fixed with loosen in the use and adjust in a flexible way, actuating mechanism's adjustability simultaneously makes the homoenergetic realize stable fixed to the scroll or the membrane book homoenergetic of length difference.

Specifically, the left annular stop block 71 is sleeved on the film roll air expansion shaft 71 or the paper roll air expansion shaft 81, and can be driven by the cylinder I764 to quickly realize pre-tightening and releasing; go up cylinder group 765 and lower cylinder group 766 and all include vertical cylinder and horizontal cylinder, drive separation upper right semicircle dog 762 and right lower semicircle dog 763 from top to bottom through vertical cylinder earlier, make original scroll or membrane book take to the right side and with new scroll or membrane book from inflatable shaft right side left side dress-in process not influenced, rely on horizontal cylinder to realize the pretension or loosen the pretension to the fiber container right-hand member face of film book or scroll again, cylinder drive simple to use, need not manual operation pretension dog one and dog two.

As a further example, the discharging mechanism 6 includes a belt 61 and a driving motor iii that drives the belt 61. The medical packaging bag after being cut is discharged through the conveying belt, manual operation is not needed, and the production efficiency is improved.

As a further embodiment, a bracket 62 is arranged above the discharging mechanism 6, and the upper end of the bracket 62 is rotatably connected with a display 63. The display 63 is electrically connected with the feeding mechanism 1, the electric heating and welding mechanism 2, the cold pressing mechanism 3, the transverse cutting mechanism 4, the vertical cutting mechanism 5, the discharging mechanism 6 and the traction mechanism 9, and the working condition can be conveniently checked through the rotatable display 63.

The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims

1. A medical packaging bag machine, comprising: the film roll feeding mechanism comprises a film roll air expansion shaft, a driving mechanism and a first sleeve, the driving mechanism drives the film roll air expansion shaft to rotate, the first sleeve is sleeved on the film roll air expansion shaft, a first separation block is arranged on the first sleeve, a power roller driven by the driving mechanism is arranged on the rear side of the film roll air expansion shaft and used for conveying a film roll and a paper roll, the paper roll feeding mechanism comprises a paper roll air expansion shaft and a second sleeve sleeved on the paper roll air expansion shaft, and a second separation block is arranged on the second sleeve.

2. The medical packaging bag making machine as claimed in claim 1, wherein the electric heating welding mechanism comprises a welding machine body, a lower platform, a first lifting mechanism and a first buffering device, the lower platform is arranged below the welding machine body, the first lifting mechanism drives the welding machine body to move, the first buffering device is arranged on one side of the welding machine body, the cold pressing mechanism comprises an upper die, a lower die, a second lifting mechanism and a second buffering device, the lower die is arranged below the upper die, the second lifting mechanism drives the upper die to move, and the second buffering device is arranged on the side end of the upper die.

3. The medical packaging bag making machine as claimed in claim 1, wherein the film roll feeding mechanism further comprises a roll changing mechanism, the roll changing mechanism comprises an upper roll changing mechanism and a lower roll changing mechanism, the upper roll changing mechanism comprises a first rotating plate, a first rotating plate limiting rod, a first bearing seat and a first bearing seat limiting rod, the first rotating plate is rotatably connected to the frame, the first rotating plate limiting rod is slidably arranged between the first rotating plate and the frame, the first bearing seat is connected with the film roll air expansion shaft and is arranged in the first groove of the first rotating plate, and the first bearing seat limiting rod is movably arranged outside the first bearing seat; the lower reel changing mechanism comprises a second rotating plate, a second rotating plate limiting rod, a second bearing seat and a second bearing seat limiting rod, the second rotating plate is rotatably connected with the rack, the second rotating plate limiting rod is slidably arranged between the second rotating plate and the rack, the second bearing seat is connected with a reel air expansion shaft and is arranged in a second groove of the second rotating plate, and the second bearing seat limiting rod is movably arranged on the outer side of the second bearing seat.

4. The medical packaging bag making machine as claimed in claim 1, wherein the film roll feeding mechanism further comprises a first limiting mechanism and a second limiting mechanism, the first limiting mechanism comprises a first stopper sleeved on two sides of the first sleeve and a first driving mechanism for driving the first stopper to inwardly clamp the film roll on the first sleeve, the second limiting mechanism comprises a second stopper sleeved on two sides of the second sleeve and a second driving mechanism for driving the second stopper to inwardly clamp the paper roll on the second sleeve, the first stopper and the second stopper each comprise a left annular stopper, an upper right semicircular stopper and a lower right semicircular stopper, and the first driving mechanism and the second driving mechanism each comprise a first cylinder for driving the left annular stopper, an upper cylinder group for driving the upper right semicircular stopper and a lower cylinder group for driving the lower right semicircular stopper.

5. The medical packaging bag making machine as claimed in claim 1, wherein said transverse cutting mechanism includes a circular knife parallel to the feeding direction and a drive motor for driving the circular knife, and said vertical cutting mechanism includes a cutter perpendicular to the feeding direction and a drive motor for driving the cutter.

6. The medical packaging bag making machine as claimed in claim 1, wherein said discharge mechanism includes a belt and a drive motor III for driving the belt.

7. The medical packaging bag making machine as claimed in claim 1, wherein a support is arranged above the discharging mechanism, and a display is rotatably connected to the upper end of the support.