CN213770709U - Automatic roll changing device of film blowing machine - Google Patents
Automatic roll changing device of film blowing machine Download PDFInfo
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- CN213770709U CN213770709U CN202022086268.5U CN202022086268U CN213770709U CN 213770709 U CN213770709 U CN 213770709U CN 202022086268 U CN202022086268 U CN 202022086268U CN 213770709 U CN213770709 U CN 213770709U
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Abstract
The utility model relates to a plastic film makes technical field, especially relates to an automatic roll change device of inflation film manufacturing machine. The film roll changing device comprises a standby shaft, shaft releasing arms, a standby shaft frame and compression rollers, wherein the standby shaft, the shaft releasing arms, the standby shaft frame and the compression rollers are matched, so that when a film roll needs to be changed, a film on a conveying roller is pressed downwards through the compression rollers, the standby shaft is placed to a wind-up roller position along the standby shaft frame through the shaft releasing arms on two sides, after the film is cut off, the film can be quickly conveyed forwards onto the standby shaft without speed change, and the problem that the film collecting efficiency is influenced due to the fact that the film needs to be accelerated and decelerated when the film roll is changed in the traditional film blowing machine is solved; adopt rack, wind-up roll, spare shaft cooperation, realized when the epaxial membrane material of spare thickens gradually, spare shaft both sides along the segmental arc of rack rebound gradually, realized that the radian angle is big when the rolling is little, dead weight tension is big, when the rolling is big, the rolling radian is little, dead weight tension reduces, can effectual guarantee whole membrane roll up tensile equilibrium, has solved the rolling process and has constantly adjusted speed and maintain tension.
Description
Technical Field
The utility model relates to a plastic film makes technical field, especially relates to an automatic roll change device of inflation film manufacturing machine.
Background
When the hobbing cutter cuts the membrane, roll change in-process needs the rolling plus-minus speed, influences the preparation collection efficiency of film, moreover in the rolling process, because grow gradually between the membrane book, the tension of rolling can't be guaranteed to traditional preparation method is balanced, needs to keep tension comparatively loaded down with trivial details at the continuous regulating speed of rolling process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the technical deficiency exists is directed against, the utility model provides an automatic roll-changing device of a film blowing machine, adopt reserve shaft, put the spool arm, prepare the pedestal, the compression roller cooperation, realized when the film roll needs to be changed, through the film on the compression roller of compression roller pushing down, reserve shaft passes through the axle arm of putting of both sides, transfer to the wind-up roll position along preparing the pedestal, realize after cutting off the film, can be under the condition that does not need the variable speed, convey the film material to reserve the spool fast forward, need add the deceleration and subtract when having solved traditional film blowing machine and changing the roll, thereby influence the problem of film collection efficiency; adopt rack, wind-up roll, spare shaft cooperation, realized when the epaxial membrane material of spare thickens gradually, spare shaft both sides along the segmental arc of rack rebound gradually, realized that the radian angle is big when the rolling is little, dead weight tension is big, when the rolling is big, the rolling radian is little, dead weight tension reduces, can effectual guarantee whole membrane roll up tensile equilibrium, has solved the rolling process and has constantly adjusted speed and maintain tension.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the winding machine comprises a rack, a winding roller, a conveying roller, a pneumatic cutting device, a winding motor, a standby shaft, a pushing arm and a placing arm; the winding motor drives the winding roller and the conveying roller to rotate; the pneumatic cutting device is arranged at the upper side position between the wind-up roll and the conveying roll; the method is characterized in that: a press roller is arranged at the upper side of the conveying roller; two ends of the compression roller are connected with the rack through connecting arms; a rotating shaft in the middle of the winding roller is connected with an adjusting shaft; the adjusting shaft is provided with a standby shaft bracket at the two sides outside the winding roller; one end of the adjusting shaft extends out of the rack and is connected with the rotating shaft of the adjusting cylinder; a first clamping block and a second clamping block are arranged on the standby shaft bracket; two ends of the standby shaft are arranged between the first clamping block and the second clamping block; shaft placing arms are further arranged on two sides in the rack; a contraction cylinder is connected to the lower side of the second clamping block; a rack is arranged on one side, away from the conveying roller, of the winding roller of the rack; the racks are symmetrically arranged on two sides of the rack.
Further optimize this technical scheme, the linking arm both ends are connected with compression roller, frame pivot respectively.
Further optimize this technical scheme, the linking arm middle part still is connected with the frame pivot through pressure actuating cylinder.
The technical scheme is further optimized, and the middle part of the shaft releasing arm is connected with a rotating shaft of the rack; one end of the shaft releasing arm is connected with a rotating shaft of the rack through a shaft releasing cylinder; the other end of the shaft releasing arm extends to the lower side position of the standby shaft.
Further optimizing the technical scheme, the rack consists of an arc-shaped section and a slope section; and an arc-shaped section is arranged on one side of the rack close to the winding roller.
Further optimize this technical scheme, arc section is close to wind-up roll one side downwarping setting.
Further optimizing this technical scheme, the rack setting is in pushing away the position between the frame arm and putting the frame arm.
Further optimize this technical scheme, first fixture block upside is provided with the chamfer.
Further optimizing the technical scheme, gears matched with the racks are arranged on two sides of the standby shaft; the spare shaft is meshed and connected with the rack through a gear.
Further optimizing the technical scheme, the middle part of the standby shaft is provided with a film sleeve; the film sleeve is connected with a standby shaft rotating shaft; and glue is coated on the outer side of the film sleeve.
Compared with the prior art, the utility model has the advantages of it is following: 1. the structure is beneficial to ensuring that when a film roll needs to be changed, the film on the conveying roller is pressed down by the compression roller, the standby shaft is lowered to the position of the winding roller along the standby shaft frame through the shaft releasing arms on two sides, and after the film is cut off, the film material can be quickly conveyed forward to the standby shaft without speed change; 2. rack, wind-up roll, spare shaft cooperation, this structure is favorable has guaranteed when the last membrane material of spare shaft thickens gradually, and the arc section of rack is upwards removed gradually along the spare shaft both sides, and it is big to have realized that the radian angle is big when the rolling is little, and dead weight tension is big, and when the rolling is big, the rolling radian is little, and dead weight tension reduces, can effectual whole membrane of guarantee roll up tensile equilibrium.
Drawings
Fig. 1 is a schematic view of the overall structure of an automatic roll changing device of a film blowing machine.
Fig. 2 is a schematic view of the whole side structure of an automatic roll changing device of a film blowing machine.
Fig. 3 is a schematic view of the whole cross section structure of an automatic roll changing device of a film blowing machine.
Fig. 4 is a schematic structural view of an adjusting cylinder side of an automatic roll changing device of a film blowing machine.
Fig. 5 is a schematic view of a spare shaft bracket structure of an automatic roll changing device of a film blowing machine.
FIG. 6 is a schematic view of a standby shaft structure of an automatic roll changing device of a film blowing machine.
Fig. 7 is a schematic view of a rack structure of an automatic roll changing device of a film blowing machine.
In the figure: 1. a frame; 2. a wind-up roll; 3. a conveying roller; 4. a pneumatic cut-off device; 5. a winding motor; 6. a standby shaft; 7. a push arm; 8. placing a frame arm; 9. a compression roller; 10. a connecting arm; 11. pressing the air cylinder; 12. an adjustment shaft; 13. preparing a shaft bracket; 14. an adjusting cylinder; 15. a first clamping block; 16. a second fixture block; 17. a shaft releasing arm; 18. a shaft releasing cylinder; 19. a contracting cylinder; 20. a rack; 21. an arc-shaped section; 22. a slope section; 23. chamfering; 24. a gear; 25. and (4) a film sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The specific implementation mode is as follows: as shown in fig. 1-7, the winding machine comprises a frame 1, a winding roller 2, a conveying roller 3, a pneumatic cutting device 4, a winding motor 5, a standby shaft 6, a pushing arm 7 and a placing arm 8; the winding motor 5 drives the winding roller 2 and the conveying roller 3 to rotate; the pneumatic cutting device 4 is arranged at the upper side position between the wind-up roll 2 and the conveying roll 3; the method is characterized in that: a press roller 9 is arranged at the upper side of the conveying roller 3; two ends of the compression roller 9 are connected with the frame 1 through connecting arms 10; the middle rotating shaft of the winding roller 2 is connected with an adjusting shaft 12; the adjusting shaft 12 is provided with a standby shaft bracket 13 at the two sides outside the wind-up roll 2; one end of the adjusting shaft 12 extends out of the frame 1 and is connected with an adjusting cylinder 14 through a rotating shaft; a first fixture block 15 and a second fixture block 16 are arranged on the standby shaft bracket 13; two ends of the standby shaft 6 are arranged between the first fixture block 15 and the second fixture block 16; shaft placing arms 17 are further arranged on two sides in the rack 1; a contraction cylinder 19 is connected to the lower side of the second fixture block 16; a rack 20 is arranged on one side, away from the conveying roller 3, of the winding roller 2 of the rack 1; the racks 20 are symmetrically arranged on two sides of the rack 1; two ends of the connecting arm 10 are respectively connected with the press roller 9 and the rotating shaft of the frame 1; the middle part of the connecting arm 10 is also connected with a rotating shaft of the frame 1 through a pressing cylinder 11; the middle part of the shaft releasing arm 17 is connected with a rotating shaft of the frame 1; one end of the shaft releasing arm 17 is connected with the rotating shaft of the frame 1 through a shaft releasing cylinder 18; the other end of the shaft releasing arm 17 extends to the lower side position of the standby shaft 6; the rack 20 consists of an arc-shaped section 21 and a slope section 22; an arc-shaped section 21 is arranged on one side of the rack 20 close to the winding roller 2; the arc-shaped section 21 is bent downwards near one side of the winding roller 2; the rack 20 is arranged between the pushing frame arm 7 and the placing frame arm 8; a chamfer 23 is arranged on the upper side of the first fixture block 15; gears 24 matched with the racks 20 are arranged on two sides of the standby shaft 6; the spare shaft is meshed and connected with the rack 20 through a gear 24; the middle part of the standby shaft 6 is provided with a film sleeve 25; the film sleeve 25 is connected with the standby shaft 6 through a rotating shaft; the outer side of the film sleeve 25 is coated with glue.
When the device is used, step one is combined with the steps shown in the figures 1-7, when a film is wound and needs to be changed, firstly, the empty standby shaft 6 is placed between the first pressing block and the second pressing block, the film is conveyed on the conveying roller 3, then the pressing roller 9 is pushed to be tightly attached to the film on the conveying roller 3 through the action of the pressing cylinder 11, meanwhile, the film is cut off by the pneumatic cutting device 4, meanwhile, the shaft releasing cylinder 18 extends to act to drive the shaft releasing arm 17 to move downwards close to one side of the standby shaft 6, so that the standby shaft 6 is put down, the cut film is pressed by the pressing roller 9 and the conveying roller 3 and continuously moves forwards to the position of the standby shaft 6 through inertia, and the film is stuck due to the film sleeve 25 and the glue solution arranged on the standby shaft 6, so that the non-deceleration shaft changing operation is realized;
step two, as shown in fig. 1-7, after the shaft replacement is completed, the first press block and the second press block are located at vertical positions, the standby shaft 6 is located between the first press block and the second press block, the adjusting cylinder 14 extends to drive the adjusting shaft 12 to rotate, the standby shaft brackets 13 on two sides are driven to rotate, the standby shaft 6 is conveyed to the contact position of the gear 24 on two sides of the standby shaft 6 and the arc-shaped section 21 of the rack 20 along the outer side of the winding roller 2, the contraction cylinder 19 on the lower side of the second fixture block 16 contracts to move, the adjusting cylinder 14 reversely moves, the standby shaft brackets 13 restore to the upward position, and the contraction cylinder 19 extends to move, so that the second press block is reset;
step three, as shown in fig. 1-7, when the gears 24 on both sides of the standby shaft 6 are meshed with the rack 20, the wind-up roll 2 rotates to drive the film sleeve 25 on the standby shaft 6 to rotate, the radian angle is large when the film is wound, the self-weight tension is large, and the winding gradually becomes thicker, the gears 24 on both sides of the standby shaft 6 move upwards along the arc section 21 of the rack 20, the winding radian is small, and the self-weight tension is reduced, so that the balance of the tension of the whole film roll is ensured, when the film is cut off by the pneumatic cutting device 4 after the winding is completed, the standby shaft 6 which is wound is pushed by the push frame arm 7 to move to the frame arm 8 along the rack 20, then the standby shaft 6 is put down by the cylinder action at the lower side of the frame 8, the unloading is convenient, both ends of the standby shaft 6 which is provided with the film sleeve 25 are placed between the first fixture block arm 15 and the second fixture block 16 after the unloading is completed, so as to facilitate the next operation, the first clamping block 15 is provided with the chamfer 23, so that the standby shaft 6 is convenient to place.
The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting the machinery setting, so the utility model discloses no longer explain control mode and circuit connection in detail.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. An automatic roll changing device of a film blowing machine comprises a rack (1), a wind-up roll (2), a conveying roll (3), a pneumatic cutting device (4), a wind-up motor (5), a standby shaft (6), a push arm (7) and a placing arm (8); the winding motor (5) drives the winding roller (2) and the conveying roller (3) to rotate; the pneumatic cutting device (4) is arranged at the upper side position between the winding roller (2) and the conveying roller (3); the method is characterized in that: a press roller (9) is arranged at the upper side of the conveying roller (3); two ends of the compression roller (9) are connected with the rack (1) through connecting arms (10); a rotating shaft in the middle of the winding roller (2) is connected with an adjusting shaft (12); the adjusting shaft (12) is provided with a standby shaft bracket (13) at the two sides outside the winding roller (2); one end of the adjusting shaft (12) extends out of the rack (1) and is connected with a rotating shaft of the adjusting cylinder (14); a first clamping block (15) and a second clamping block (16) are arranged on the standby shaft bracket (13); two ends of the standby shaft (6) are arranged between the first clamping block (15) and the second clamping block (16); shaft placing arms (17) are further arranged on two sides in the rack (1); a contraction cylinder (19) is connected to the lower side of the second fixture block (16); a rack (20) is arranged on one side, away from the conveying roller (3), of the winding roller (2) of the rack (1); the racks (20) are symmetrically arranged on two sides of the rack (1).
2. The automatic roll changing device of the film blowing machine according to claim 1, characterized in that: and two ends of the connecting arm (10) are respectively connected with the press roller (9) and the rotating shaft of the frame (1).
3. The automatic roll changing device of the film blowing machine according to claim 2, characterized in that: the middle part of the connecting arm (10) is also connected with the rotating shaft of the frame (1) through a pressing cylinder (11).
4. The automatic roll changing device of the film blowing machine according to claim 1, characterized in that: the middle part of the shaft placing arm (17) is connected with a rotating shaft of the frame (1); one end of the shaft releasing arm (17) is connected with the rotating shaft of the frame (1) through a shaft releasing cylinder (18); the other end of the shaft releasing arm (17) extends to the lower side position of the standby shaft (6).
5. The automatic roll changing device of the film blowing machine according to claim 1, characterized in that: the rack (20) consists of an arc-shaped section (21) and a slope section (22); and an arc-shaped section (21) is arranged on one side of the rack (20) close to the winding roller (2).
6. The automatic roll changing device of the film blowing machine according to claim 5, characterized in that: and one side of the arc-shaped section (21) close to the winding roller (2) is bent downwards.
7. The automatic roll changing device of the film blowing machine according to claim 1, characterized in that: the rack (20) is arranged between the push frame arm (7) and the placing frame arm (8).
8. The automatic roll changing device of the film blowing machine according to claim 1, characterized in that: and a chamfer (23) is arranged on the upper side of the first clamping block (15).
9. The automatic roll changing device of the film blowing machine according to claim 1, characterized in that: gears (24) matched with the racks (20) are arranged on two sides of the standby shaft (6); the spare shaft is meshed and connected with the rack (20) through a gear (24).
10. The automatic roll changing device of the film blowing machine according to claim 9, characterized in that: a film sleeve (25) is arranged in the middle of the standby shaft (6); the film sleeve (25) is connected with the standby shaft (6) through a rotating shaft; the outer side of the film sleeve (25) is coated with glue solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022086268.5U CN213770709U (en) | 2020-09-22 | 2020-09-22 | Automatic roll changing device of film blowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022086268.5U CN213770709U (en) | 2020-09-22 | 2020-09-22 | Automatic roll changing device of film blowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213770709U true CN213770709U (en) | 2021-07-23 |
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ID=76905765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022086268.5U Active CN213770709U (en) | 2020-09-22 | 2020-09-22 | Automatic roll changing device of film blowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213770709U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114293318A (en) * | 2022-01-24 | 2022-04-08 | 陈德伟 | Manufacturing method of high-strength tear-resistant non-woven fabric |
| CN114889111A (en) * | 2022-07-08 | 2022-08-12 | 广东澳华精机科技有限公司 | Coil winding and unwinding system and multilayer co-extrusion film blowing machine with bubble tube steady-state feedback control |
| CN114990764A (en) * | 2022-05-11 | 2022-09-02 | 梁源照 | Rapier loom and rapier belt abrasion-proof device thereof |
-
2020
- 2020-09-22 CN CN202022086268.5U patent/CN213770709U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114293318A (en) * | 2022-01-24 | 2022-04-08 | 陈德伟 | Manufacturing method of high-strength tear-resistant non-woven fabric |
| CN114990764A (en) * | 2022-05-11 | 2022-09-02 | 梁源照 | Rapier loom and rapier belt abrasion-proof device thereof |
| CN114889111A (en) * | 2022-07-08 | 2022-08-12 | 广东澳华精机科技有限公司 | Coil winding and unwinding system and multilayer co-extrusion film blowing machine with bubble tube steady-state feedback control |
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Address after: 055550 Hequ Xiang Qiao Jia Zhai Cun, Ningjin County, Xingtai City, Hebei Province Patentee after: Hebei Ruihang Plastic Machinery Co.,Ltd. Address before: 055550 Hequ Xiang Qiao Jia Zhai Cun, Ningjin County, Xingtai City, Hebei Province Patentee before: Ningjin Ruihang Plastic Machinery Co.,Ltd. |