CN108545507B - Small-sized spray painting cloth unwinding mechanism and use method thereof - Google Patents
Small-sized spray painting cloth unwinding mechanism and use method thereof Download PDFInfo
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- CN108545507B CN108545507B CN201810417443.9A CN201810417443A CN108545507B CN 108545507 B CN108545507 B CN 108545507B CN 201810417443 A CN201810417443 A CN 201810417443A CN 108545507 B CN108545507 B CN 108545507B
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- spray painting
- painting cloth
- cloth
- friction
- lever
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/16—Registering, tensioning, smoothing or guiding webs longitudinally by weighted or spring-pressed movable bars or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
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Abstract
The invention relates to the technical field of glass fiber reinforced plastic pipelines, in particular to a small-sized spray painting cloth unwinding mechanism and a use method thereof. The invention can improve the stable unwinding and realize the automatic control of the unwinding speed.
Description
Technical Field
The invention relates to the field of advertisement manufacturing, in particular to a small-sized spray painting cloth unwinding mechanism and a use method thereof.
Background
The existing spray painting cloth unwinding mechanism structure can only stop pulled spray painting cloth, but cannot stop a wound spray painting cloth roll, so that the spray painting cloth roll continuously rotates and is in a loose state, and the unwinding quality is influenced; in addition, the unreeling speed of the inkjet printing cloth roll is too high, the unreeling stability is greatly influenced, a control device needs to be added, the operation is not easy, and the production and use requirements are difficult to meet.
Disclosure of Invention
The invention aims to provide a small-sized spray painting cloth unwinding mechanism and a using method thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a small-size air brushing cloth unwinding mechanism is including rotating the last pinch roller of connection on the frame plate of both sides, pinch roller and pivot down, it is located pinch roller top down to go up the pinch roller, and closely cooperate, coaxial fixed air brushing yardage roll that is provided with in the pivot, the one end coaxial fixation of pivot has gear and friction pulley, be provided with branch down between pinch roller and the pivot, the rotation of branch upper end is connected with the lever, the one end of lever is rotated and is connected with the counter weight cylinder, it is corresponding with the counter weight cylinder to be provided with the spout on the frame plate, the pivot of counter weight cylinder is located the spout and slidable, the other end of lever is the bifurcation structure, fork lower extreme tip is provided with the tooth piece of orientation gear, fork.
Preferably, the friction block comprises a pressing sheet and a telescopic block inserted in the groove hole, the pressing sheet is rotatably connected to the telescopic block, and a fastening bolt is arranged at the end part of the upper end of the fork of the lever and used for fixing the telescopic block in the groove hole.
Preferably, the pressing sheet is of an arc-shaped plate structure, and the inner arc surface faces the friction wheel.
Preferably, the intrados radius of the segment is the same as the friction wheel radius.
Preferably, the use method of the small-sized inkjet cloth unwinding mechanism comprises the following steps:
the method comprises the following steps: the free end of the spray drawing cloth on the spray drawing cloth roll passes through the lower part of the counterweight roller and penetrates out of the space between the upper pressing wheel and the lower pressing wheel;
step two: the spray painting cloth is under the action of tension to drive the counterweight roller to move upwards in the chute, the branch end of the lever moves downwards, the tooth block is separated from the gear, the spray painting cloth roll starts to rotate, the spray painting cloth is gradually in a stable unreeling state, and the counterweight roller is in a stress balance state;
when the force applied to the spray painting cloth is large, the unwinding speed of the spray painting cloth is accelerated, the upward pulling force of the spray painting cloth (5) on the balance weight roller is large, the balance weight roller is lifted up, the forked end of the lever descends, and at the moment, the friction block is in contact with the friction wheel, so that the unwinding speed of the spray painting cloth is reduced;
step three: after the inkjet cloth stops traction, the pulling force disappears, the inkjet cloth roll continues to rotate due to the inertia effect, the inkjet cloth relaxes, the counterweight roller falls down, the gear block rises through the lever and is buckled with the gear, and the inkjet cloth roll stops rotating.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, under the condition that the spray painting cloth stops traction, the spray painting cloth roll continues to rotate due to the inertia effect, the spray painting cloth is loosened, the counterweight roller falls down, the gear block rises through the lever and is buckled with the gear, the spray painting cloth roll stops rotating, the spray painting cloth roll is prevented from continuing to rotate, so that the spray painting cloth between the upper pressing wheel and the spray painting cloth roll cannot be loosened, and the unreeling quality is ensured;
2. according to the invention, when the force applied to the inkjet cloth is large, the unwinding speed of the inkjet cloth is accelerated, the upward pulling force of the inkjet cloth on the counterweight roller is large, the counterweight roller is lifted, the forked end of the lever descends, at the moment, the friction block is in contact with the friction wheel, and the friction wheel subjected to the friction force and the inkjet cloth roll move coaxially, so that the rotation speed of the inkjet cloth roll is reduced, the unwinding speed is reduced, and the purpose of stabilizing the unwinding speed is achieved.
3. According to the invention, the highest position of the sliding groove can limit the friction force between the friction block and the friction wheel, so that the situation that the spray painting cloth is pulled apart is prevented.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged view of a portion B in fig. 1.
In the figure: 1, a frame plate; 2, spray painting cloth rolls; 3, pressing a wheel; 4, pressing the wheel; 5, spray painting cloth; 6, a chute; 7, a lever; 8, a counterweight roller; 9 tooth blocks; 10 a friction block; 11 a friction wheel; 12 gears; 13 a rotating shaft; 14 struts; 15 telescopic blocks; 16 tabletting; 17 fastening the bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution:
a small-sized spray painting cloth unwinding mechanism comprises an upper pressing wheel 3, a lower pressing wheel 4 and a rotating shaft 13 which are rotatably connected to frame plates 1 on two sides, wherein the upper pressing wheel 3 is positioned above the lower pressing wheel 4 and is tightly matched with the lower pressing wheel 4, a spray painting cloth roll 2 is coaxially and fixedly arranged on the rotating shaft 13, and a gear 12 and a friction wheel 11 are coaxially and fixedly arranged at one end of the rotating shaft 13; be provided with branch 14 down between pinch roller 4 and the pivot 13, branch 14 upper end rotates and is connected with lever 7, the one end of lever 7 is rotated and is connected with counter weight cylinder 8, it is corresponding with counter weight cylinder 8 to be provided with spout 6 on the frame plate 1, counter weight cylinder 8's pivot is located spout 6 and slidable, the other end of lever 7 is the bifurcation structure, branching lower extreme tip is provided with the tooth piece 9 towards gear 12, and branching upper end tip is provided with the slotted hole, and the slotted hole inside is provided with the clutch blocks 10 towards friction pulley 11.
The friction block 10 comprises a pressing sheet 16 and a telescopic block 15 inserted in the groove hole, the pressing sheet 16 is rotatably connected to the telescopic block 15, and a fastening bolt 17 is arranged at the end part of the upper end of the fork of the lever 7 and used for fixing the telescopic block 15 in the groove hole.
The pressing sheet 16 is of an arc-shaped plate structure, and the inner arc surface faces the friction wheel 11.
The radius of the inner arc surface of the pressing sheet 16 is the same as that of the friction wheel.
In the using process, the free end of the spray painting cloth 5 on the spray painting cloth roll 2 passes through the lower part of the counterweight roller 8 and penetrates out from between the upper pressing wheel 3 and the lower pressing wheel 4;
when the spray painting cloth stops moving, the counterweight roller 8 falls to the lowest end of the chute 6, the forked end of the lever 7 ascends according to the lever principle, the friction block 10 is separated from the friction wheel 11, and the gear 12 is buckled by the tooth block 9;
after the spray painting cloth 5 is pulled, the spray painting cloth 5 is under the action of tension to drive the counterweight roller 8 to move upwards along the direction of the chute 6, the branch end of the lever 7 moves downwards, the tooth block 9 is separated from the gear 12, and the limit on the spray painting cloth roll 2 is removed;
the spray painting cloth roll 2 starts to rotate, along with the stability of the unreeling speed, the spray painting cloth 5 is gradually in a stable unreeling state, and the counterweight roller 8 is in a stress balance state;
when the force on the spray painting cloth 5 is large, the unreeling speed of the spray painting cloth 5 is accelerated, the upward pulling force of the spray painting cloth 5 on the balance weight roller 8 is large, the balance weight roller 8 is lifted, the branch end of the lever 7 descends, and at the moment, the friction block 10 is in contact with the friction wheel 11, so that the unreeling speed of the spray painting cloth 5 is reduced;
the unreeling speed of the spray painting cloth 5 determines the lifting height of the counterweight roller 8, the lifting height of the counterweight roller 8 influences the friction force between the friction block 10 and the friction wheel 11, and the unreeling speed of the spray painting cloth 5 is positively correlated with the friction force between the friction block 10 and the friction wheel 11;
the friction wheel 11 subjected to the friction force and the spray painting cloth roll 2 move coaxially, so that the rotation speed of the spray painting cloth roll 2 is reduced, the unwinding speed is reduced, and the purpose of stabilizing the unwinding speed is achieved;
the highest position of the sliding chute 6 can limit the maximum value of the friction force between the friction block 10 and the friction wheel 11, so that the situation that the spray painting cloth 5 is pulled apart is prevented;
under the condition that the air brushing 5 stops to pull, the air brushing roll 2 continues to rotate due to the inertia effect, the air brushing 5 between the air brushing roll 2 and the lower pressing wheel 4 looses, the counter weight roller 8 falls down, the gear block 9 is enabled to rise through the lever 7 and is buckled with the gear 12, the air brushing roll 2 stops rotating, the air brushing roll 2 is prevented from continuing to rotate, the air brushing 5 between the lower pressing wheel 4 and the air brushing roll 2 cannot loosen, and the unreeling quality is guaranteed.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a small-size air brushing cloth unwinding mechanism, is including rotating last pinch roller (3), pinch roller (4) and pivot (13) of connection on both sides frame plate (1), its characterized in that: the upper pressing wheel (3) is positioned above the lower pressing wheel (4) and is tightly matched with the lower pressing wheel, the rotating shaft (13) is coaxially and fixedly provided with an inkjet cloth roll (2), and one end of the rotating shaft (13) is coaxially and fixedly provided with a gear (12) and a friction wheel (11); a supporting rod (14) is arranged between the lower pressing wheel (4) and the rotating shaft (13), the upper end of the supporting rod (14) is rotatably connected with a lever (7), one end of the lever (7) is rotatably connected with a counterweight roller (8), a sliding groove (6) is formed in the frame plate (1) and corresponds to the counterweight roller (8), the rotating shaft of the counterweight roller (8) is positioned in the sliding groove (6) and can slide, and the highest position of the sliding groove (6) can limit the maximum value of the friction force between the friction block (10) and the friction wheel (11);
the other end of the lever (7) is of a branched structure, a tooth block (9) facing the gear (12) is arranged at the end part of the lower end of the branch, a slotted hole is arranged at the end part of the upper end of the branch, and a friction block (10) facing the friction wheel (11) is arranged in the slotted hole.
2. The small-sized inkjet cloth unwinding mechanism according to claim 1, characterized in that: the friction block (10) comprises a pressing sheet (16) and a telescopic block (15) inserted in the groove hole, the pressing sheet (16) is rotatably connected to the telescopic block (15), and a fastening bolt (17) is arranged at the end part of the upper end of the fork of the lever (7) and used for fixing the telescopic block (15) in the groove hole.
3. The small-sized inkjet cloth unwinding mechanism according to claim 2, wherein: the pressing sheet (16) is of an arc-shaped plate structure, and the inner arc surface faces the friction wheel (11).
4. The small-sized inkjet cloth unwinding mechanism according to claim 3, wherein: the radius of the inner arc surface of the pressing sheet (16) is the same as that of the friction wheel.
5. The use method of the small-sized inkjet cloth unwinding mechanism as claimed in any one of claims 1 to 4 is characterized in that: the method comprises the following steps:
the method comprises the following steps: the free end of the spray painting cloth (5) on the spray painting cloth roll (2) passes through the lower part of the counterweight roller (8) and penetrates out from the space between the upper pressing wheel (3) and the lower pressing wheel (4);
step two: the spray painting cloth (5) is under the action of tension to drive the counterweight roller (8) to move upwards in the chute (6), the branch end of the lever (7) moves downwards, the tooth block (9) is separated from the gear (12), the spray painting cloth roll (2) starts to rotate, the spray painting cloth (5) is gradually in a stable unreeling state, and the counterweight roller (8) is in a stress balance state;
when the force of the spray painting cloth (5) is large, the unreeling speed of the spray painting cloth (5) is accelerated, the upward pulling force of the spray painting cloth (5) on the balance weight roller (8) is large, the balance weight roller (8) is lifted, the forked end of the lever (7) moves downwards, at the moment, the friction block (10) is in contact with the friction wheel (11), and the unreeling speed of the spray painting cloth (5) is reduced;
step three: after the spray painting cloth (5) stops traction, the pulling force disappears, the spray painting cloth roll (2) continues to rotate due to the inertia effect, the spray painting cloth (5) is loosened, the counterweight roller (8) falls down, the gear block (9) rises through the lever (7) and is buckled with the gear (12), and the spray painting cloth roll (2) stops rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417443.9A CN108545507B (en) | 2018-05-04 | 2018-05-04 | Small-sized spray painting cloth unwinding mechanism and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417443.9A CN108545507B (en) | 2018-05-04 | 2018-05-04 | Small-sized spray painting cloth unwinding mechanism and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108545507A CN108545507A (en) | 2018-09-18 |
| CN108545507B true CN108545507B (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810417443.9A Active CN108545507B (en) | 2018-05-04 | 2018-05-04 | Small-sized spray painting cloth unwinding mechanism and use method thereof |
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| CN (1) | CN108545507B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110803552B (en) * | 2019-11-22 | 2021-04-30 | 安徽百盛源包装材料有限公司 | Winding mechanism is used in packaging film production |
| CN113023412B (en) * | 2020-12-30 | 2022-11-04 | 浙江耀阳新材料科技有限公司 | Film conveyer |
| CN114872972B (en) * | 2022-05-20 | 2024-02-13 | 泉州市星达鞋服材料有限公司 | Production and processing technology of TPU high-low temperature film |
| CN115324339B (en) * | 2022-07-08 | 2024-08-02 | 济南四建（集团）有限责任公司 | Waterproof coiled material hot melting equipment for civil engineering construction |
Citations (5)
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|---|---|---|---|---|
| CN202245466U (en) * | 2011-10-10 | 2012-05-30 | 佛山市中研非晶科技股份有限公司 | Winding device allowing constant tension of amorphous alloy strips |
| CN202390003U (en) * | 2011-12-15 | 2012-08-22 | 汕头市泰恩康医用器材厂有限公司 | Paper tape unwinding mechanism for paper rod maker |
| CN203582068U (en) * | 2013-11-26 | 2014-05-07 | 嘉兴圣丽雅家纺有限公司 | Coil release device with brake |
| CN204237305U (en) * | 2014-11-21 | 2015-04-01 | 宁波东盛集成电路元件有限公司 | A kind of coiled strip unreeling structure |
| CN105502105A (en) * | 2015-11-20 | 2016-04-20 | 枣阳天立包装实业有限公司 | Hybrid brake device for full-automatic rolling machine |
-
2018
- 2018-05-04 CN CN201810417443.9A patent/CN108545507B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202245466U (en) * | 2011-10-10 | 2012-05-30 | 佛山市中研非晶科技股份有限公司 | Winding device allowing constant tension of amorphous alloy strips |
| CN202390003U (en) * | 2011-12-15 | 2012-08-22 | 汕头市泰恩康医用器材厂有限公司 | Paper tape unwinding mechanism for paper rod maker |
| CN203582068U (en) * | 2013-11-26 | 2014-05-07 | 嘉兴圣丽雅家纺有限公司 | Coil release device with brake |
| CN204237305U (en) * | 2014-11-21 | 2015-04-01 | 宁波东盛集成电路元件有限公司 | A kind of coiled strip unreeling structure |
| CN105502105A (en) * | 2015-11-20 | 2016-04-20 | 枣阳天立包装实业有限公司 | Hybrid brake device for full-automatic rolling machine |
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| Publication number | Publication date |
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| CN108545507A (en) | 2018-09-18 |
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