CN216785262U - Sanitary towel wrapping bag tearing line rolling machine - Google Patents
Sanitary towel wrapping bag tearing line rolling machine Download PDFInfo
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- CN216785262U CN216785262U CN202122831228.3U CN202122831228U CN216785262U CN 216785262 U CN216785262 U CN 216785262U CN 202122831228 U CN202122831228 U CN 202122831228U CN 216785262 U CN216785262 U CN 216785262U
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Abstract
The utility model relates to a sanitary towel packaging bag tearing line film rolling machine, and belongs to the technical field of packaging equipment. The film cutting machine comprises a rack, wherein an unwinding mechanism, a tearing line mechanism and a winding mechanism are sequentially arranged on the rack, an unwinding traction servo motor pulls a film on the unwinding mechanism to feed to the tearing line mechanism at a constant speed, and the tearing line mechanism punctures the film discontinuously to form a tearing line; the winding traction servo motor pulls the film with the tearing line to a winding mechanism at a constant speed for winding; the tearing line mechanism comprises a plurality of groups of tearing line units, guide plates are respectively arranged at the bottoms of two ends of each tearing line unit, sliding blocks are respectively arranged on the guide plates in a sliding manner, two ends of each tearing line unit are respectively fixed on the corresponding sliding blocks, and the distance between the groups of tearing line units is adjusted; the tearing blade lifting device drives the guide plate to move up and down. This application utilizes mechanical transmission's mode control to tear the blade and impale the film, and mechanical speed is how fast, and it is how fast just to beat the tear line, has improved and has torn work efficiency.
Description
Technical Field
The utility model relates to a sanitary towel packaging bag tearing line film rolling machine, and belongs to the technical field of packaging equipment.
Background
The tear line is a common treatment method in daily life, and the tear line has the function of facilitating people to tear the tear line continuously and then disassemble or separate the product. In the field of sanitary napkin packaging bag production, such tear lines are used more often. Traditional tear line breakpoint processing relies on the puncher, impales the packaging film through pneumatic mode, if the machine speed accelerates the back, the puncher just can't follow the rhythm, and the reaction is not come, leads to work efficiency low.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a film rolling machine for a tearing line of a sanitary towel packaging bag, which utilizes a mechanical transmission mode to control a tearing blade to pierce a film, so that the tearing working efficiency is improved.
The technical scheme adopted by the utility model for solving the problems is as follows: a sanitary towel packaging bag tearing line film rolling machine comprises a rack, wherein an unwinding mechanism, a tearing line mechanism and a winding mechanism are sequentially arranged on the rack, an unwinding traction servo motor pulls a film on the unwinding mechanism to move to the tearing line mechanism at a constant speed, and the tearing line mechanism punctures the film in a time interval to form a tearing line; a winding traction servo motor draws the film with the tear line to a winding mechanism at a constant speed for winding;
the tearing line mechanism comprises a plurality of groups of tearing line units which are arranged in parallel, the bottoms of the two ends of each tearing line unit are respectively provided with a through-long guide plate, a plurality of sliding blocks are respectively arranged on the guide plates in a sliding manner, and the two ends of each tearing line unit are respectively fixed on the corresponding sliding blocks, so that the distance between the groups of tearing line units is adjusted; the tearing blade lifting device drives the guide plate to move up and down to drive the plurality of groups of tearing line units to pierce the film synchronously.
The unwinding mechanism comprises a first swing arm cache unit and a second swing arm cache unit, an unwinding air expansion shaft for placing the winding drum is arranged at an inlet of the rack, and the film sequentially passes through the first swing arm cache unit and the second swing arm cache unit and then is conveyed to the tearing line mechanism through the discharging conveying roller.
The first swing arm buffer unit comprises a first buffer fixing roller set, the first buffer fixing roller set comprises a plurality of first buffer fixing rollers which are horizontally arranged at intervals, and two ends of each first buffer fixing roller are respectively fixed on the rack; a first buffer movable roller group is arranged below the first buffer fixed roller group, the first buffer movable roller group comprises a plurality of first buffer movable rollers which are horizontally arranged at intervals, and the first buffer movable rollers are connected through a first connecting frame; one end of the first connecting frame is hinged with the rack; the first unreeling buffer cylinder drives the first connecting frame to swing up and down around the hinged point to drive the first buffer movable roller to approach the first buffer fixed roller so as to shorten the film buffer length or to keep away from the first buffer fixed roller so as to prolong the film buffer length.
The second swing arm buffer unit comprises a second buffer fixing roller set, the second buffer fixing roller set comprises a plurality of second buffer fixing rollers which are vertically arranged at intervals, and two ends of each second buffer fixing roller are respectively fixed on the rack; a second buffer movable roller group is arranged on the side surface of the second buffer fixed roller group, the second buffer movable roller group comprises a plurality of second buffer movable rollers which are vertically arranged, and the second buffer movable rollers are connected through a second connecting frame; one end of the second connecting frame is hinged with the rack; the second unreels the buffer cylinder drive the second link span is round pin joint horizontal hunting, drives the second buffer movable roll and is close to the fixed roller of second buffer and shorten film buffer length or keep away from and prolong film buffer length.
The tearing line units respectively comprise tearing blade mounting plates, a knife beam is arranged above the tearing blade mounting plates, and a tearing platform is arranged below the tearing blade mounting plates in parallel; guide rods which are vertically arranged are arranged at the bottoms of the two ends of the knife beam, moving sleeves are arranged at the two ends of the tearing blade mounting plate, and the moving sleeves extend downwards and penetrate through the tearing platform, so that the bottom ends of the moving sleeves are fixedly connected with the sliding blocks; the guide rods are arranged in the corresponding movable sleeves; and a tearing blade is arranged at the bottom of the tearing blade mounting plate.
And a heating body is arranged between the tearing blade mounting plate and the tearing blade.
The tearing blade lifting device comprises a driving lifting unit and a plurality of driven lifting units, the driving lifting unit is connected with the driven lifting units through synchronous connecting rods, and the driving lifting unit is connected with the guide plate through connecting blocks; the bottom of the driving lifting unit is connected with an eccentric wheel through a driving rod which is horizontally arranged, the eccentric wheel is fixed on a tear line driving motor, the tear line driving motor drives the eccentric wheel to rotate to drive the driving rod to move left and right, so that the driving lifting unit and the driven lifting unit synchronously swing to further drive the connecting block and the guide plate to move up and down.
The driving lifting unit comprises two driving swing arms which are symmetrically arranged, and a driving synchronous shaft is arranged between the two driving swing arms; the driven lifting unit comprises two driven swing arms which are symmetrically arranged, and a driven synchronizing shaft is arranged between the two driven swing arms.
The winding mechanism comprises a third swing arm cache unit, a winding air expansion shaft used for placing a winding drum is arranged at the outlet end of the rack, and the winding air expansion shaft is connected with a winding servo motor; a receiving conveying roller is arranged on the rack, a winding and feeding servo motor conveys the film with the tear line to a third swing arm cache unit for caching through the receiving conveying roller, a winding and traction servo motor draws the cached film to the winding drum, and the winding drum is driven to rotate by the winding servo motor to wind the film on the winding drum; and a material pressing cylinder is arranged on the rack, and when an extension rod of the material pressing cylinder extends out, the extension rod of the material pressing cylinder presses the side surface of the winding conveying roller.
The third swing arm buffer unit comprises a third buffer fixing roller set, the third buffer fixing roller set comprises a plurality of third buffer fixing rollers which are horizontally arranged at intervals, and two ends of each third buffer fixing roller are respectively fixed on the rack; third buffer memory fixed roller group below is equipped with third buffer memory movable roller set, third buffer memory movable roller set includes the third buffer memory movable roller that a plurality of levels were arranged, connect through the third link between the third buffer memory movable roller, third link one end is articulated with the frame, and the third unreels the drive of buffer memory cylinder the third link is round articulated luffing motion, drives third buffer memory movable roller and is close to and shorten film buffer memory length or keep away from and prolong film buffer memory length to the third buffer memory fixed roller.
Compared with the prior art, the utility model has the advantages that: a film rolling machine for tearing lines of sanitary towel packaging bags utilizes a mechanical transmission mode to control a tearing blade to pierce a film, the mechanical speed is high, the tearing lines can be quickly torn, and the tearing work efficiency is improved.
Drawings
FIG. 1 is a schematic view of a tearing line film rolling machine for a sanitary napkin packaging bag according to an embodiment of the present invention;
FIG. 2 is a schematic view of the unwinding mechanism in FIG. 1;
FIG. 3 is a schematic view of the tear line mechanism of FIG. 1;
FIG. 4 is a side view of FIG. 3;
FIG. 5 is a schematic view of the tear blade installation of FIG. 3;
FIG. 6 is a schematic view of a take-up mechanism;
in the figure, 1 unreeling mechanism, 1.1 unreeling conveying roller, 1.2 first buffer movable roller, 1.3 first connecting frame, 1.4 first buffer fixed roller, 1.5 second buffer fixed roller, 1.6 second buffer movable roller, 1.7 second connecting frame, 1.8 unreeling traction servo motor, 1.9 unreeling air expansion shaft, 1.10 unreeling reverse servo motor, 1.10 unreeling deviation correcting motor, 2 tearing mechanism, 2.1 tearing line driving motor, 2.2 eccentric disc, 2.3 driving rod, 2.4 swinging arm, 2.5 synchronous connecting rod, 2.6 connecting block, 2.7 tearing platform, 2.8 connecting block, 2.9 guide plate, 2.10 slide block, 2.11 moving sleeve, 2.12 guide rod, 2.13 knife beam, 2.14 buffer spring, 2.15 heating body, 2.16 tearing blade, 2.17 tearing blade, 2.18 synchronous shaft, 3 reeling feeding mechanism, 3.1 reeling servo motor, 3.13 knife beam, 3.14 buffer spring, 3.15 heating body, 3.5 third connecting frame, 3.5 third buffer mounting plate, 3.5 third servo roller, 3.5 third connecting frame, 3.6 tearing servo motor, 3, 3.6 rolling deviation correcting motors, 3.7 material pressing cylinders, 3.8 rolling conveying rollers, 3.9 rolling servo motors, 3.10 rolling air expansion shafts, 3.11 rolling buffer cylinders and 4 racks.
Detailed Description
The utility model is described in further detail below with reference to the accompanying examples.
As shown in fig. 1, the film winding machine for the tearing line of the sanitary napkin packaging bag in the embodiment includes a frame 4, an unwinding mechanism 1, a tearing line mechanism 2 and a winding mechanism 3 are sequentially arranged on the frame 4, an unwinding traction servo motor 1.8 pulls a film on the unwinding mechanism 1 to feed to the tearing line mechanism 2 in a constant speed mode, and the tearing line mechanism 2 feeds in a time-interval mode, so that the tearing line mechanism 2 punctures the film to form a tearing line; and the rolling traction servo motor 3.2 is used for dragging the film with the tear line to the rolling mechanism 3 at a uniform speed for rolling.
As shown in fig. 2, the unwinding mechanism 1 includes a first swing arm buffer unit and a second swing arm buffer unit, an unwinding air expansion shaft 1.9 is arranged at an inlet of the frame 4, an unwinding reel is arranged on the unwinding air expansion shaft 1.9, and an unwinding traction servo motor 1.8 pulls a film on the unwinding reel to the first swing arm buffer unit, then the film is fed to the second swing arm buffer unit at a uniform speed through an unwinding delivery roller 1.1 and delivered to the tear line mechanism 2.
The first swing arm buffer unit comprises a first buffer fixing roller set, the first buffer fixing roller set comprises a plurality of first buffer fixing rollers 1.4 which are horizontally arranged at intervals, and two ends of each first buffer fixing roller 1.4 are fixed on the frame 4 respectively. A first buffer movable roller group is arranged below the first buffer fixed roller group and comprises a plurality of first buffer movable rollers 1.2 which are horizontally arranged at intervals, and the first buffer movable rollers 1.2 are connected through first connecting frames 1.3. One end of the first connecting frame 1.3 is hinged with the frame 4. The first connecting frame 1.3 is driven by the first unreeling buffer cylinder, so that the first connecting frame 1.3 swings up and down around the hinge point to drive the first buffer movable roller 1.2 to approach the first buffer fixed roller 1.4 to shorten the buffer length of the film or keep away from the first buffer fixed roller to prolong the buffer length of the film.
The second swing arm buffer unit comprises a second buffer fixing roller set, the second buffer fixing roller set comprises a plurality of second buffer fixing rollers 1.5 which are arranged at intervals vertically, and two ends of each second buffer fixing roller 1.5 are fixed on the frame 4 respectively. And a second buffer movable roller group is arranged on the side surface of the second buffer fixed roller group, the second buffer movable roller group comprises a plurality of vertically arranged second buffer movable rollers 1.6, and the second buffer movable rollers 1.6 are connected through second connecting frames 1.7. One end of the second connecting frame 1.7 is hinged with the frame 4. The second unreels buffer cylinder drive second link 1.7 for second link 1.7 is round the pin joint horizontal hunting, drives second buffer movable roll 1.6 and is close to and shorten film buffer length or keep away from and prolong film buffer length to second buffer fixed roll 1.5.
The first swing arm cache unit and the second swing arm cache unit are used for prolonging the acceleration time of feeding, so that the film is fed at the uniform speed, and the condition that the film is loosened and tightened due to instant acceleration is avoided. Potentiometers are respectively arranged on the first connecting frame 1.3 and the second connecting frame 1.7, the potentiometers of the first connecting frame 1.3 control the tension of the film during discharging, and the potentiometers of the second connecting frame 1.7 control the speed of pulling the film after discharging.
The unwinding air expansion shaft 1.9 is connected with the unwinding reverse servo motor 1.10, the unwinding reverse servo motor 1.10 drives the unwinding air expansion shaft 1.9 to rotate reversely, when the film tension of the unwinding mechanism 1 does not meet the set tension, the unwinding reverse servo motor 1.10 drives the unwinding air expansion shaft 1.9 to rotate reversely, and the requirement of the film unwinding tension is further met.
As shown in fig. 3, 4 and 5, the tear line mechanism 2 includes 2 groups of tear line units arranged in parallel, the bottoms of the two ends of the tear line units are respectively provided with a through long guide plate 2.9, the tops of the guide plates 2.9 are respectively provided with a guide rail, the guide rails are provided with 2 sliding blocks 2.10, and the two ends of the tear line units are respectively fixed on the corresponding sliding blocks 2.10, so that the distance between the groups of tear line units can be conveniently adjusted; the tearing blade lifting device drives the two guide plates 2.9 to synchronously move up and down, and drives the 2 groups of tearing line units to synchronously pierce the film. When the two bag lengths can be fed simultaneously in each feeding process, the tearing line unit can puncture the two bag lengths simultaneously, and a tearing line is formed on each bag length.
The tearing line unit comprises tearing blade mounting plates 2.17 respectively, a knife beam 2.13 is arranged above the tearing blade mounting plates 2.17, a tearing platform 2.7 is arranged below the tearing blade mounting plates 2.17, and the tearing blade mounting plates 2.17, the knife beam 2.13 and the tearing platform 2.7 are arranged in parallel. The bottom of two ends of the knife beam 2.13 is provided with a guide rod 2.12 which is vertically arranged, two ends of the tearing blade mounting plate 2.17 are provided with a moving sleeve 2.11, and the moving sleeve 2.11 extends downwards and penetrates through the tearing platform 2.7, so that the bottom end of the moving sleeve 2.11 is fixedly connected with the sliding block 2.10. The guide rod 2.12 penetrates through the corresponding movable sleeve 2.11, and the bottom of the tearing blade mounting plate 2.17 is provided with a tearing blade 2.16. When the tearing blade lifting device drives the guide plate 2.9 to move up and down, the sliding block 2.10 and the moving sleeve 2.11 are driven to synchronously move up and down, so that the tearing blade mounting plate 2.17 is close to or far away from the tearing platform 2.7. When the tearing blade mounting plate 2.17 approaches to the tearing platform 2.7, the tearing blade 2.16 punctures the thin film on the tearing platform 2.7, and a tearing line is formed; when the tear blade mounting plate 2.17 is away from the tear platform 2.7, the tear blade 2.16 is away from the tear platform 2.7 so that the film with the tear line is output through the tear platform 2.7.
A heating body 2.15 is arranged between the tearing blade mounting plate 2.17 and the tearing blade 2.16, and the heating body 2.15 heats the tearing blade 2.16, so that the tearing blade 2.16 can pierce through the film conveniently, and the abrasion of the tearing blade 2.16 is reduced.
Tear blade elevating gear including initiative lift unit and driven lift unit, connect through synchronous connecting rod 2.5 between initiative lift unit and the driven lift unit, initiative lift unit top is connected with baffle 2.9 through connecting block 2.6. The bottom of the driving lifting unit is connected with an eccentric wheel 2.2 through a driving rod 2.3 which is horizontally arranged, the eccentric wheel 2.2 is fixed on a tear line driving motor 2.1, the tear line driving motor 2.1 drives the eccentric wheel 2.2 to rotate, and drives the driving rod 2.3 to move left and right, so that the driving lifting unit and the driven lifting unit synchronously swing, and then the connecting block 2.6 and the guide plate 2.9 are driven to move up and down.
The driving lifting unit comprises two driving swing arms 2.4 which are symmetrically arranged, and a driving synchronizing shaft 2.18 is arranged between the two driving swing arms 2.4. The driven lifting unit comprises two driven swing arms 2.6 which are symmetrically arranged, and a driven synchronizing shaft is arranged between the two driven swing arms 2.6.
As shown in fig. 6, the winding mechanism includes a third swing arm buffer unit, the exit end of the frame 4 is provided with a winding air expansion shaft 3.10, the winding air expansion shaft 3.10 is provided with a winding drum, the winding air expansion shaft 3.10 is connected with a winding servo motor 3.9, and the winding servo motor 3.9 drives the winding air expansion shaft 3.10 to rotate. The frame 4 is also provided with a material receiving conveying roller 3.8, the winding and feeding servo motor 3.1 sends the film with the tear line to a third swing arm buffer unit for buffer storage through the material receiving conveying roller 3.8, the winding traction servo motor 3.2 pulls the buffered film to the winding drum, and the winding drum is driven to rotate through the winding servo motor 3.9 so as to wind the film on the winding drum. And a tension controller is arranged on the material receiving conveying roller 3.8 and used for controlling the tension of the film during rolling.
The third swing arm buffer unit comprises a third buffer fixing roller set, the third buffer fixing roller set comprises a plurality of third buffer fixing rollers 3.3 which are horizontally arranged at intervals, and two ends of each third buffer fixing roller 3.3 are fixed on the frame 4 respectively. A third buffer movable roller group is arranged below the third buffer fixed roller group, the third buffer movable roller group comprises a plurality of third buffer movable rollers 3.5 which are horizontally arranged, and the third buffer movable rollers 3.5 are connected through a third connecting frame 3.4. One end of the third connecting frame 3.4 is hinged with the frame 4. The third unreeling buffer cylinder drives the third connecting frame 3.4, so that the third connecting frame 3.4 swings up and down and right around the hinge to drive the third buffer movable roller 3.5 to approach the third buffer fixed roller 3.3 to shorten the film buffer length or to keep away from the third buffer fixed roller to prolong the film buffer length.
A potentiometer is also arranged on the third connecting frame 3.4 to control the traction speed of the rolling film.
The unwinding mechanism 1 further comprises an unwinding deviation correcting motor 1.10, and the unwinding deviation correcting motor 1.10 is used for unwinding the film to a designated position. The winding mechanism 3 further comprises a winding deviation-rectifying motor 3.6, and the winding deviation-rectifying motor 3.6 is used for rectifying the winding film to an appointed position.
The air inflation modes of the unreeling air inflation shaft 1.9 and the reeling air inflation shaft 3.10 are knob type air inflation respectively, so that the air inflation shafts can conveniently inflate, the unloading time is greatly reduced, and the production efficiency is improved.
The frame 4 is provided with a material pressing cylinder 3.11, and the extending end of the material pressing cylinder 3.11 faces a winding conveying roller 3.8. When the coiling drum coil stock reaches the meter number and begins to change coils, the coiling servo motor and the coiling traction servo motor stop working, and the extending end of the material pressing cylinder extends out and is tightly pressed against the side surface of a coiling conveying roller, so that the material pressing cylinder presses the film, and the film is prevented from deviating when no tension exists.
This application utilizes mechanical transmission's mode control to tear the blade and impale the film, and mechanical speed is how fast, and it is how fast just to beat the tear line, has improved and has torn work efficiency.
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a sanitary towel wrapping bag tear line rolling machine which characterized in that: the film cutting machine comprises a rack, wherein an unwinding mechanism, a tearing line mechanism and a winding mechanism are sequentially arranged on the rack, an unwinding traction servo motor pulls a film on the unwinding mechanism to move to the tearing line mechanism at a constant speed, and the tearing line mechanism punctures the film in a period of time to form a tearing line; the winding traction servo motor pulls the film with the tearing line to a winding mechanism at a constant speed for winding;
the tearing line mechanism comprises a plurality of groups of tearing line units which are arranged in parallel, the bottoms of the two ends of each tearing line unit are respectively provided with a through-long guide plate, a plurality of sliding blocks are respectively arranged on the guide plates in a sliding manner, and the two ends of each tearing line unit are respectively fixed on the corresponding sliding blocks, so that the distance between the groups of tearing line units is adjusted; the tearing blade lifting device drives the guide plate to move up and down to drive the plurality of groups of tearing line units to pierce the film synchronously.
2. The sanitary napkin packaging bag tearing line film rolling machine according to claim 1, characterized in that: the unwinding mechanism comprises a first swing arm cache unit and a second swing arm cache unit, an unwinding air expansion shaft for placing the winding drum is arranged at an inlet of the rack, and the film sequentially passes through the first swing arm cache unit and the second swing arm cache unit and then is conveyed to the tearing line mechanism through the discharging conveying roller.
3. The sanitary napkin packaging bag tearing line film rolling machine according to claim 2, characterized in that: the first swing arm buffer unit comprises a first buffer fixing roller set, the first buffer fixing roller set comprises a plurality of first buffer fixing rollers which are horizontally arranged at intervals, and two ends of each first buffer fixing roller are respectively fixed on the rack; a first buffer movable roller group is arranged below the first buffer fixed roller group, the first buffer movable roller group comprises a plurality of first buffer movable rollers which are horizontally arranged at intervals, and the first buffer movable rollers are connected through first connecting frames; one end of the first connecting frame is hinged with the rack; the first unreeling buffer cylinder drives the first connecting frame to swing up and down around the hinged point to drive the first buffer movable roller to approach the first buffer fixed roller so as to shorten the film buffer length or to keep away from the first buffer fixed roller so as to prolong the film buffer length.
4. The sanitary napkin packaging bag tearing line film rolling machine according to claim 3, characterized in that: the second swing arm buffer unit comprises a second buffer fixing roller set, the second buffer fixing roller set comprises a plurality of second buffer fixing rollers which are vertically arranged at intervals, and two ends of each second buffer fixing roller are respectively fixed on the rack; a second buffer movable roller group is arranged on the side face of the second buffer fixed roller group, the second buffer movable roller group comprises a plurality of second buffer movable rollers which are vertically arranged, and the second buffer movable rollers are connected through second connecting frames; one end of the second connecting frame is hinged with the rack; the second unreels the buffer cylinder drive the second link span is round pin joint horizontal hunting, drives the second buffer movable roll and is close to the fixed roller of second buffer and shorten film buffer length or keep away from and prolong film buffer length.
5. The sanitary napkin packaging bag tearing line film rolling machine according to claim 1, characterized in that: the tearing line units respectively comprise tearing blade mounting plates, a knife beam is arranged above the tearing blade mounting plates, and a tearing platform is arranged below the tearing blade mounting plates in parallel; guide rods which are vertically arranged are arranged at the bottoms of the two ends of the knife beam, moving sleeves are arranged at the two ends of the tearing blade mounting plate, and the moving sleeves extend downwards and penetrate through the tearing platform, so that the bottom ends of the moving sleeves are fixedly connected with the sliding blocks; the guide rods are arranged in the corresponding movable sleeves; and a tearing blade is arranged at the bottom of the tearing blade mounting plate.
6. The sanitary napkin packaging bag tearing line film rolling machine according to claim 5, characterized in that: and a heating body is arranged between the tearing blade mounting plate and the tearing blade.
7. The sanitary napkin packaging bag tearing line film rolling machine according to claim 6, characterized in that: the tearing blade lifting device comprises a driving lifting unit and a plurality of driven lifting units, the driving lifting unit is connected with the driven lifting units through synchronous connecting rods, and the driving lifting unit is connected with the guide plate through connecting blocks; the bottom of the driving lifting unit is connected with an eccentric wheel through a driving rod which is horizontally arranged, the eccentric wheel is fixed on a tear line driving motor, the tear line driving motor drives the eccentric wheel to rotate to drive the driving rod to move left and right, so that the driving lifting unit and the driven lifting unit synchronously swing to further drive the connecting block and the guide plate to move up and down.
8. The sanitary napkin packaging bag tearing line film rolling machine according to claim 7, characterized in that: the driving lifting unit comprises two driving swing arms which are symmetrically arranged, and a driving synchronous shaft is arranged between the two driving swing arms; the driven lifting unit comprises two driven swing arms which are symmetrically arranged, and a driven synchronizing shaft is arranged between the two driven swing arms.
9. The sanitary napkin packaging bag tearing line film rolling machine according to claim 1, characterized in that: the winding mechanism comprises a third swing arm cache unit, a winding air expansion shaft used for placing a winding drum is arranged at the outlet end of the rack, and the winding air expansion shaft is connected with a winding servo motor; a receiving conveying roller is arranged on the rack, a winding and feeding servo motor conveys the film with the tear line to a third swing arm cache unit for caching through the receiving conveying roller, a winding and traction servo motor draws the cached film to the winding drum, and the winding drum is driven to rotate by the winding servo motor to wind the film on the winding drum; and a material pressing cylinder is arranged on the rack, and when an extension rod of the material pressing cylinder extends out, the extension rod of the material pressing cylinder presses the side surface of the winding conveying roller.
10. The sanitary napkin packaging bag tearing line film rolling machine according to claim 9, characterized in that: the third swing arm buffer unit comprises a third buffer fixing roller set, the third buffer fixing roller set comprises a plurality of third buffer fixing rollers which are horizontally arranged at intervals, and two ends of each third buffer fixing roller are respectively fixed on the rack; third buffer memory fixed roller group below is equipped with third buffer memory movable roller set, third buffer memory movable roller set includes the third buffer memory movable roller that a plurality of levels were arranged, connect through the third link between the third buffer memory movable roller, third link one end is articulated with the frame, and the third unreels the drive of buffer memory cylinder the third link is round articulated luffing motion, drives third buffer memory movable roller and is close to and shorten film buffer memory length or keep away from and prolong film buffer memory length to the third buffer memory fixed roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122831228.3U CN216785262U (en) | 2021-11-18 | 2021-11-18 | Sanitary towel wrapping bag tearing line rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122831228.3U CN216785262U (en) | 2021-11-18 | 2021-11-18 | Sanitary towel wrapping bag tearing line rolling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216785262U true CN216785262U (en) | 2022-06-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122831228.3U Active CN216785262U (en) | 2021-11-18 | 2021-11-18 | Sanitary towel wrapping bag tearing line rolling machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN216785262U (en) |
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2021
- 2021-11-18 CN CN202122831228.3U patent/CN216785262U/en active Active
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