CN212892916U - Unreeling machine for paper - Google Patents
Unreeling machine for paper Download PDFInfo
- Publication number
- CN212892916U CN212892916U CN202021357451.8U CN202021357451U CN212892916U CN 212892916 U CN212892916 U CN 212892916U CN 202021357451 U CN202021357451 U CN 202021357451U CN 212892916 U CN212892916 U CN 212892916U
- Authority
- CN
- China
- Prior art keywords
- unreeling
- swing arm
- support
- unwinding
- unwinding roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000006247 magnetic powder Substances 0.000 claims abstract description 13
- 239000004677 Nylon Substances 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Replacement Of Web Rolls (AREA)
Abstract
The utility model discloses an unreeling machine for paper, which comprises a fixed base, a swing arm, an unreeling support and an unreeling mechanism, wherein a movable frame is arranged on the surface of the fixed base; the moving frame is vertically provided with an unreeling bracket; the two swing arms are parallel to each other and arranged on the left side of the unreeling support; one end of each swing arm is hinged with the unwinding support, and the other end of each swing arm is provided with an unwinding mechanism; air cylinders for adjusting the included angle are arranged between the swing arm and the unreeling support; the unwinding mechanism comprises an unwinding roller; one end of the unwinding roller is tightly connected with the upper gear; the bottom end of the upper gear is provided with a lower gear; the upper gear is meshed with the lower gear; the lower gear is connected with the magnetic powder brake in a fastening way. The utility model not only has high alignment precision, but also reduces the difficulty of operation and improves the production efficiency; meanwhile, the transmission mode is simple in structure, so that the paper has large tension, high positioning accuracy and wide applicability.
Description
Technical Field
The utility model relates to an unreel the machine, especially relate to an unreel machine for paper.
Background
The paper splitting machine is a paper processing device for splitting and rewinding a wide web into coiled materials with different widths, and mainly comprises an unwinding mechanism, a winding mechanism and a deviation correcting mechanism. However, the unwinding mechanism and the deviation correcting mechanism on the existing paper splitting machine are arranged independently, which not only causes great difficulty in deviation correcting operation and low alignment precision of the deviation correcting mechanism, but also causes higher overall production cost of the paper splitting machine; and secondly, the unwinding mechanism is used for arranging an unwinding roller. When the unwinding roller is installed, the unwinding roller is fully wound with the roll paper, the whole weight is up to hundreds of jin, and the moving distance from the ground to the swing arm is large. In the prior art, the unreeling roller is lifted from the ground to the swing arm manually, so that the realization difficulty is high and the time is wasted; meanwhile, the conventional unwinding mechanism adopts an unpowered unwinding mode, the unwinding mechanism is complex in structure, the paper tension is low, and the positioning precision is poor when the roll paper is unwound.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the technology, the utility model provides an unreeling machine for paper.
In order to solve the technical problem, the utility model discloses a technical scheme is: an unreeling machine for paper comprises a fixed base, a swing arm, an unreeling support and an unreeling mechanism, wherein a movable frame is arranged on the surface of the fixed base; the moving frame is vertically provided with an unreeling bracket; the two swing arms are parallel to each other and arranged on the left side of the unreeling support; one end of each swing arm is hinged with the unwinding support, and the other end of each swing arm is provided with an unwinding mechanism; air cylinders for adjusting the included angle are arranged between the swing arm and the unreeling support;
the unwinding mechanism comprises an unwinding roller; one end of the unwinding roller is tightly connected with the upper gear; the bottom end of the upper gear is provided with a lower gear; the upper gear is meshed with the lower gear; the lower gear is connected with the magnetic powder brake in a fastening way;
the left end of each swing arm is provided with a guide groove, two ends of each unwinding roller are respectively sleeved with a bearing, and two ends of each unwinding roller are respectively fastened and connected with the inner ring of each bearing; the bearings are respectively placed in the guide grooves.
Further, the output shaft of cylinder all meets with swing arm 4 is articulated, and the one end that the output shaft was kept away from to the cylinder all meets with unreeling the support is articulated.
Furthermore, linear slide rails which are parallel to each other are arranged on the fixed base; the movable frame is correspondingly provided with pulleys which can move left and right on the linear slide rail.
Furthermore, a first support rod and a second support rod are arranged on the outer walls of the swing arms; one end of each of the first support rod and the second support rod is hinged with the vertical central point of the swing arm, and the other end of each of the first support rod and the second support rod is a free end; a bracing piece, No. two bracing pieces all can rotate around the swing arm and the free end of the two all can dismantle with the swing arm through the bolt and meet.
Furthermore, the guide grooves are all nylon guide grooves; the upper gear and the lower gear are both nylon gears.
Furthermore, one end of the unwinding roller is fixedly sleeved with a first taper sleeve, and the other end of the unwinding roller is sleeved with a second taper sleeve correspondingly; one end of the second taper sleeve close to the bearing is provided with a screwing sleeve.
The utility model not only reduces the difficulty of the deviation rectifying operation, has high contraposition precision, and reduces the whole production cost; the distance for manually moving the unwinding roller is greatly shortened, the difficulty of operation is reduced, and the production efficiency is also improved; meanwhile, the transmission mode is simple in structure, so that the paper has large tension, high positioning accuracy and wide applicability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a top view of fig. 1.
In the figure: 1. a fixed base; 2. a movable frame; 3. unwinding the support; 4. swinging arms; 5. a cylinder; 6. unwinding rollers; 7. a first support rod; 8. a second support rod; 9. a guide groove; 10. an output shaft; 11. a pulley; 12. a linear slide rail; 13. an upper gear; 14. a lower gear; 15. a magnetic powder brake; 16. screwing the sleeve; 17. and a second taper sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the paper unreeling machine comprises a fixed base 1, a swing arm 4, an unreeling support 3 and an unreeling mechanism, wherein a movable frame 2 is arranged on the surface of the fixed base 1; the moving frame 2 is vertically provided with an unreeling bracket 3; the number of the swing arms 4 is two, and the two swing arms 4 are parallel to each other and are arranged on the left side of the unreeling support 3; one end of each swing arm 4 is hinged with the unreeling support 3, and the other end of each swing arm is provided with an unreeling mechanism; air cylinders 5 for adjusting the included angle are arranged between the swing arms 4 and the unreeling support 3;
the unwinding mechanism comprises an unwinding roller 6; one end of the unwinding roller 6 is tightly connected with the upper gear 13, and the unwinding roller 6 and the upper gear 13 rotate synchronously; the bottom end of the upper gear 13 is provided with a lower gear 14; the lower gear 14 is tightly connected with a magnetic powder brake 15; the magnetic powder brake 15 and the lower gear 14 synchronously rotate, and the upper gear 13 is meshed with the lower gear 14; the magnetic powder brake 15 drives the unwinding roller 6, the roll paper is sleeved outside the unwinding roller 6, the magnetic powder brake 15 can ensure that the roll paper has certain tension when being wound and unwound, when the magnetic powder brake 15 rotates, the lower gear 14 and the magnetic powder brake 15 synchronously rotate, the lower gear 14 is meshed with the upper gear 13, the lower gear 14 drives the upper gear 13 to rotate, the upper gear 13 drives the unwinding roller 6 to rotate, and therefore the magnetic powder brake 15 drives the unwinding roller 6 to rotate. The unwinding roller 6 is driven by the magnetic powder brake 15, the transmission mode is simple in structure, the manufacturing cost is low, the paper has large tension, the positioning accuracy of the paper is high when the paper is unwound, and the paper is not prone to deflection.
The left end of the swing arm 4 is provided with a guide groove 9, two ends of the unwinding roller 6 are respectively sleeved with a bearing, and two ends of the unwinding roller 6 are respectively fastened and connected with the inner ring of the bearing so as to reduce rolling friction; the bearings are respectively placed in the guide grooves 9. The both ends of unreeling roller 6 are all placed in guide way 9, and guide way 9 is used for supporting unreeling roller 6, and when unreeling roller 6 and putting into, can play the guide effect, reduces to place the error of unreeling roller 6 position. And fixing bolts for fixing the bearings are arranged on the swing arms 4. The fixing bolts all pass through the side surface of the guide groove 9 and abut against the bearing. Fixed through fixing bolt, realize unreeling 6 can the free rotation of unreeling 6 roller in the assurance working process simultaneously dismantled.
The output shaft 10 of cylinder 5 all meets with swing arm 4 is articulated, and the one end that output shaft 10 was kept away from to cylinder 5 all meets with unreeling support 3 is articulated. The swing arm 4 is provided with a first fixed block, the moving frame 2 is provided with a second fixed block, an output shaft 10 of the air cylinder 5 is hinged to the first fixed block, and one end, far away from the output shaft 10, is hinged to the second fixed block. Utilize cylinder 5 to drive output shaft 10 motion, because output shaft 10 is articulated with swing arm 4, the one end that output shaft 10 was kept away from to cylinder 5 is articulated with unreeling support 3, and swing arm 4 is articulated with unreeling support 3, so swing arm 4 can take place the luffing motion along with output shaft 10's motion to realize swing arm 4 and unreel the size of contained angle between the support 3 and adjust.
The cylinder 5 for adjusting the included angle between the swing arm 4 and the unreeling support 3 is arranged, so that the swing arm 4 can swing up and down. When people need install the unwinding roller 6, the swing arm 4 can swing downwards until the ground through the operation cylinder 5, people can directly move the unwinding roller 6 to the swing arm 4, and then the operation cylinder 5 enables the swing arm 4 to return to the original position. Compared with the prior art, the distance of the manual moving unwinding roller is greatly shortened, the difficulty of operation is reduced, and the production efficiency is also improved.
The fixed base 1 is provided with linear slide rails 12 which are parallel to each other; the moving frame 2 is correspondingly provided with a pulley 11 which can move left and right on a linear slide rail 12. The moving frame 2 is also provided with a plurality of driven rollers parallel to the unwinding roller 6. Under the drive of the cylinder 5, the swing arm 4 can be hinged and swung up and down relative to the movable frame 2, so that the up-and-down deviation rectifying operation of the unwinding roller 6 can be realized; the movable frame 2 can slide left and right relative to the fixed base 1, so that the up-down or left-right deviation rectifying operation of the unwinding roller 6 can be realized, the unwinding operation and the deviation rectifying operation are integrated, the production cost is greatly reduced, the deviation rectifying operation is simpler and more convenient, and the alignment precision is higher.
The outer walls of the swing arms 4 are provided with a first support rod 7 and a second support rod 8; one end of each of the first support rod 7 and the second support rod 8 is hinged with the vertical central point of the swing arm 4, and the other end is a free end; the vertical center point department of swing arm 4 all is provided with the lug, and the one end of bracing piece 7, No. two bracing pieces 8 all is articulated with the lug. A bracing piece 7, No. two bracing pieces 8 all can rotate around swing arm 4 and the free end of the two all can dismantle with swing arm 4 through the bolt and meet. When the first support rod 7 and the second support rod 8 are not needed, the first support rod 7 and the second support rod 8 are fixed on the swing arm 4 through bolts respectively. With bracing piece 7 and No. two bracing pieces 8 cooperation use, increased the fixity to swing arm 4.
When the swing arm 4 returns to a proper working position, the bolts are loosened, the first support rod 7 and the second support rod 8 are respectively rotated to vertical positions to fix the swing arm 4, so that the air cylinder 5 can be closed, and the air cylinder 5 is prevented from being always in an open state, so that the production cost is prevented from being increased; when the first supporting rod 7 and the second supporting rod 8 are not needed to be used, the first supporting rod 7 and the second supporting rod 8 are rotated to the horizontal position and are respectively fixed through bolts, and the occupied space is reduced. Meanwhile, when one of the first support rod 7 and the second support rod 8 is damaged, the other one can be independently used to continuously play a supporting role. In the use, can set up the recess on unable adjustment base 1, put the free end of the two in the recess to reinforcing bracing piece 7, No. two bracing pieces 8 are to the support stability of swing arm 4.
The guide grooves 9 are all nylon guide grooves; the upper gear 13 and the lower gear 14 are both nylon gears. The nylon has a good self-lubricating effect, so that lubricating oil is not needed between the upper gear 13 and the lower gear 14, and paper cannot be polluted by the lubricating oil.
One end of the unwinding roller 6 is fixedly sleeved with a first taper sleeve, and the other end of the unwinding roller is correspondingly sleeved with a second taper sleeve 17; the end of the second collar 17 adjacent the bearing is provided with a tightening sleeve 16. A second taper sleeve 17 is located between the tightening sleeve 16 and the web. The first taper sleeve is tightly attached to the roll paper, the second taper sleeve 17 is tightly abutted to the roll paper through the tightening sleeve 16, and the second taper sleeve can be abutted to the roll paper through tightening the tightening sleeve 16, so that the unwinding roller 6 and the roll paper rotate synchronously without slipping. The roll paper and the unwinding roller 6 are fixed through the taper sleeve and the tightening sleeve 16, the roll paper cannot rotate relative to the unwinding roller 6, the fixing is reliable, the tightening sleeve 16 can be adjusted according to the size of the roll paper, and the universality is high.
The utility model not only can simultaneously realize the correction operation of the unwinding roller up and down or left and right, greatly reduce the production cost, but also make the correction operation more simple and convenient and have higher alignment precision; the unwinding roller is driven by the magnetic powder brake, the transmission mode is simple in structure, the manufacturing cost is low, the positioning precision of paper is high during unwinding, and the paper is not easy to deflect; meanwhile, the distance for manually moving the unwinding roller is greatly shortened, the difficulty of operation is reduced, and the production efficiency is also improved. In addition, the paper unreeling machine is simple in structure and convenient to use, and can be widely applied to paper unreeling machines.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a paper is with machine of unreeling, includes unable adjustment base (1), swing arm (4), unreels support (3), its characterized in that: the unwinding device also comprises an unwinding mechanism, wherein a movable frame (2) is arranged on the surface of the fixed base (1); the moving frame (2) is vertically provided with an unreeling support (3); the number of the swing arms (4) is two, and the two swing arms (4) are parallel to each other and are arranged on the left side of the unreeling support (3); one end of each swing arm (4) is hinged with the unreeling support (3), and the other end of each swing arm is provided with an unreeling mechanism; air cylinders (5) used for adjusting the included angle are arranged between the swing arms (4) and the unreeling support (3);
the unwinding mechanism comprises an unwinding roller (6); one end of the unwinding roller (6) is tightly connected with the upper gear (13); a lower gear (14) is arranged at the bottom end of the upper gear (13); the upper gear (13) is meshed with the lower gear (14); the lower gear (14) is tightly connected with a magnetic powder brake (15);
the left end of each swing arm (4) is provided with a guide groove (9), two ends of each unwinding roller (6) are respectively sleeved with a bearing, and two ends of each unwinding roller (6) are respectively fastened and connected with the inner ring of each bearing; the bearings are respectively placed in the guide grooves (9).
2. The unreeling machine for paper according to claim 1, characterized in that: the output shaft (10) of cylinder (5) all meets with swing arm (4) are articulated, and the one end that output shaft (10) were kept away from in cylinder (5) all meets with unreeling support (3) are articulated.
3. The unreeling machine for paper according to claim 2, characterized in that: the fixed base (1) is provided with linear slide rails (12) which are parallel to each other; the moving frame (2) is correspondingly provided with a pulley (11) which can move left and right on the linear slide rail (12).
4. The unreeling machine for paper according to claim 3, characterized in that: a first support rod (7) and a second support rod (8) are arranged on the outer wall of the swing arm (4); one ends of the first supporting rod (7) and the second supporting rod (8) are hinged with the vertical central point of the swing arm (4), and the other ends are free ends; no. one bracing piece (7), No. two bracing pieces (8) all can rotate around swing arm (4) and the free end of the two all can dismantle with swing arm (4) through the bolt and meet.
5. The unreeling machine for paper according to claim 4, characterized in that: the guide grooves (9) are all nylon guide grooves; the upper gear (13) and the lower gear (14) are both nylon gears.
6. The unreeling machine for paper according to claim 5, characterized in that: one end of the unwinding roller (6) is fixedly sleeved with a first taper sleeve, and the other end of the unwinding roller is correspondingly sleeved with a second taper sleeve (17); one end of the second taper sleeve (17) close to the bearing is provided with a screwing sleeve (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021357451.8U CN212892916U (en) | 2020-07-10 | 2020-07-10 | Unreeling machine for paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021357451.8U CN212892916U (en) | 2020-07-10 | 2020-07-10 | Unreeling machine for paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212892916U true CN212892916U (en) | 2021-04-06 |
Family
ID=75284857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021357451.8U Expired - Fee Related CN212892916U (en) | 2020-07-10 | 2020-07-10 | Unreeling machine for paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212892916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414588A (en) * | 2021-12-30 | 2022-04-29 | 南通纳科达聚氨酯科技有限公司 | An efficient detection device for automotive polyurethane protective film |
-
2020
- 2020-07-10 CN CN202021357451.8U patent/CN212892916U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414588A (en) * | 2021-12-30 | 2022-04-29 | 南通纳科达聚氨酯科技有限公司 | An efficient detection device for automotive polyurethane protective film |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |