CN215666085U - Paper clamping guide shaft mechanism - Google Patents
Paper clamping guide shaft mechanism Download PDFInfo
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- CN215666085U CN215666085U CN202121602329.7U CN202121602329U CN215666085U CN 215666085 U CN215666085 U CN 215666085U CN 202121602329 U CN202121602329 U CN 202121602329U CN 215666085 U CN215666085 U CN 215666085U
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Abstract
The utility model relates to the field of printing, and particularly discloses a paper clamping guide shaft mechanism which comprises a base and a paper roll, wherein a paper frame, a sliding rail and a guide frame are sequentially arranged on the base; a paper reel penetrates between the two paper frames, two limiting slide blocks are slidably sleeved on the slide rail, second baffles are symmetrically arranged on the two limiting slide blocks, and a thickness sensor is arranged above the second baffles; two ends of each guide frame are provided with two conveying shafts respectively, a plurality of grid frames are arranged between the guide frames, guide wheels are rotatably sleeved between the adjacent grid frames, a first baffle is arranged on one side of each guide frame, and a trapezoidal blocking card is arranged at the position, corresponding to the position between the two adjacent guide wheels, of the lower part of the paper tape and the position above the grid frames, of the first baffle. The thickness sensor is used for automatically detecting the thickness of the paper, the distance between the conveying rollers is automatically adjusted, and the situations of paper jam and paper deformation are reduced; through guide frame and spacing slider, ensure the accuracy unity of paper tape or paper conveying position, improve the printing yields and pile up or the regularity of coiling.
Description
Technical Field
The utility model relates to the field of printing, in particular to a paper clamping guide shaft mechanism.
Background
Along with the development of online shopping and the popularization of express logistics, the circulation of commodities is greatly enhanced, and meanwhile, the development of the peripheral field is also driven, wherein the printing industry is increased year by year in the printing of express external packages, specifications, express bills and the like.
The traditional mode of manual paper feeding, feeding and discharging of the printing machine can not meet the requirement of modern printing efficiency, therefore, a paper clamping guide shaft mechanism is produced, a conveying roller of the traditional printing equipment is of a common roller structure, paper rolls are fed into and pulled out of the printing machine only through the conveying roller, the conditions of paper damage, paper jamming, rewinding, deformation and the like easily occur when the paper is conveyed, the printing efficiency is influenced, paper deflection often occurs when the paper is fed by mechanical continuous operation, and the printing dislocation rate is higher. And the thickness of the printing paper such as outer package card paper, glue paste and the like is large, and the paper with different thicknesses can be smoothly fed and drawn out only by flexibly adjusting the gap distance of the paper clamping guide shaft mechanism.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a paper clamping guide shaft mechanism.
The technical scheme adopted by the utility model is as follows: a paper clamping guide shaft mechanism comprises a base and a paper roll, wherein a paper tape extends out of the paper roll, and a paper frame, a sliding rail and a guide frame are sequentially arranged on the base; the paper roll fixing device comprises two paper frames, wherein the two paper frames are longitudinally and fixedly connected with the upper surface of a base, a paper roll shaft penetrates between the two paper frames, the paper roll shaft is rotatably connected with the paper frames, a paper roll is fixedly sleeved on the paper roll shaft, a guide roller is arranged below the paper frames, the guide roller is rotatably connected with the paper frames, and the lowest point of the guide roller is flush with the upper surface of a paper tape; the sliding rail is transversely arranged on the upper surface of the base, two limiting sliding blocks are slidably sleeved on the sliding rail, the upper surfaces of the limiting sliding blocks are flush with the lower surface of the paper tape, second baffles are symmetrically arranged on the two limiting sliding blocks, and a thickness sensor is arranged above one side, facing the paper tape, of each second baffle; the paper tape guide device comprises two guide frames, wherein the two guide frames are longitudinally and fixedly connected with the upper surface of a base, two ends of each guide frame are respectively provided with two conveying shafts transversely penetrating through the guide frames, the two conveying shafts at each end of each guide frame are vertically aligned and are respectively positioned above and below a paper tape, the conveying shafts positioned below the paper tape are rotatably connected with the guide frames, the guide frames are provided with conveying motors, the conveying motors are in transmission connection with the conveying shafts which are far away from the paper frames and are positioned below the paper tape, and a height adjusting assembly is arranged between the conveying shafts positioned above the paper tape and the guide frames; a conveying roller is sleeved on the conveying shaft and is in rotating and abutting joint with the paper tape; a plurality of grid frames which are longitudinally arranged are arranged between the guide frames at intervals below the paper tape, a plurality of guide shafts transversely penetrate through the grid frames, a guide wheel is rotatably sleeved on any one guide shaft between any two adjacent grid frames, and the upper end point of each guide wheel is rotatably connected with the lower surface of the paper tape; the side, facing the paper tape, of each guide frame is provided with a first baffle, at least one baffle push rod is arranged between each first baffle and each guide frame, and each first baffle is respectively positioned below the paper tape and above the grid frame and is provided with a trapezoidal baffle clamp corresponding to the position between two adjacent guide wheels; one side of the base is provided with a control box, a control circuit is arranged in the control box, a control panel is arranged on the control box, and the control circuit is respectively connected with the paper winding motor, the conveying motor, the baffle push rod, the thickness sensor and the height adjusting assembly through wires.
Preferably, a paper roll motor is arranged on the paper frame, the paper roll motor is in transmission connection with the paper roll shaft through a first transmission assembly provided with a one-way bearing, and the one-way bearing rotates towards the paper outlet direction of the paper roll and is not locked.
Preferably, the conveying motor is connected with the conveying shaft through a second transmission assembly provided with a one-way bearing in a transmission mode, and the one-way bearing is locked in a rotating mode towards the paper outlet direction of the paper roll.
Preferably, the first transmission assembly is one of a gear set, a chain and gear set, a belt and a pulley set.
Preferably, the second transmission assembly is one of a gear set, a chain and gear set, a belt and a pulley set.
Preferably, one side of the paper frame facing the paper roll is provided with a plurality of elastic push rods, and the elastic push rods are elastically abutted to the paper roll.
Preferably, the height adjusting component is one of a push rod motor, a pneumatic push rod and an electric hydraulic push rod.
Preferably, the baffle push rod is one of a push rod motor, a pneumatic push rod and an electric hydraulic push rod.
Preferably, the conveying shafts have at least two pairs and are uniformly distributed in the guide frame.
The utility model has the beneficial effects that:
(1) the thickness of the paper is automatically detected through the thickness sensor, the distance between the conveying rollers is automatically adjusted, and the occurrence of paper jam and paper deformation is reduced.
(2) Through guide frame and spacing slider, make paper or paper tape pass through the spacing and the transport of baffle, ensure the accuracy unity of paper tape or paper transport position, improve the yields of printing and pile up or the regularity of coiling.
Drawings
FIG. 1 is a top view of one embodiment of the present invention;
fig. 2 is a side view of one embodiment of the present invention.
In the figure: 1. a base; 2. a paper holder; 201. a paper roll; 202. a roll paper motor; 203. an elastic push rod; 204. a guide roller; 3. a guide frame; 301. a grid frame; 302. a guide wheel; 303. a guide shaft; 304. a baffle push rod; 305. a first baffle plate; 306. a trapezoidal gear card; 4. a conveying roller; 401. a transfer shaft; 402. a height adjustment assembly; 403. a transfer motor; 5. a limiting slide block; 501. a slide rail; 502. a second baffle; 503. a thickness sensor; 6. paper roll; 7. a paper strap; 8. and a control box.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
Referring to fig. 1 and 2, an embodiment of the present invention is shown, a paper clamping and guiding shaft mechanism in the embodiment is used for feeding a paper tape 7 guided out by a paper roll 6 into a printing machine for printing, and the paper clamping and guiding shaft mechanism includes a base 1, and a paper frame 2, a sliding rail 501, and a guiding frame 3 are sequentially arranged on the base 1.
The paper frame 2 is provided with two paper frames 2, the two paper frames 2 are longitudinally distributed and fixedly connected with the upper surface of the base 1, a paper roll 201 transversely penetrates between the two paper frames 2, the paper roll 201 is rotatably connected with the paper frames 2, a paper roll 6 is fixedly sleeved on the paper roll 201, a guide roller 204 is arranged below the paper frames 2, the guide roller 204 is rotatably connected with the paper frames 2, and the lowest point of the guide roller 204 is flush with the upper surface of the paper tape 7; the paper frame 2 is provided with a paper winding motor 202, the paper winding motor 202 is connected with the paper winding shaft 201 through one of a gear set provided with a one-way bearing, a chain, a gear set provided with a one-way bearing, a belt and a belt wheel set provided with a one-way bearing, and the one-way bearing rotates towards the paper outlet direction of the paper roll 6 and is not locked.
The sliding rail 501 is transversely arranged on the upper surface of the base 1, the sliding rail 501 is sleeved with two limiting sliding blocks 5 in a sliding mode, the upper surfaces of the limiting sliding blocks 5 are flush with the lower surface of the paper tape 7, second baffles 502 are symmetrically arranged on the two limiting sliding blocks 5, and a thickness sensor 503 is arranged above one side, facing the paper tape 7, of the second baffles 502;
the number of the guide frames 3 is two, the two guide frames 3 are longitudinally and fixedly connected with the upper surface of the base 1, two ends of each of the two guide frames 3 are respectively provided with two conveying shafts 401 transversely penetrating through the guide frame 3, the two conveying shafts 401 at each end of each of the guide frames 3 are vertically aligned and are respectively positioned above and below the paper tape 7, the conveying shafts 401 below the paper tape 7 are rotatably connected with the guide frames 3, the guide frames 3 are provided with conveying motors 403, the conveying motors 403 are in transmission connection with the conveying shafts 401 which are far away from the paper frame 2 and are positioned below the paper tape 7, and a height adjusting assembly 402 is arranged between the conveying shafts 401 above the paper tape 7 and the guide frames 3; the conveying shaft 401 is sleeved with a conveying roller 4, and the conveying roller 4 is in rotating and abutting contact with the paper tape 7.
The height adjustment assembly 402 is one of a push rod motor, a pneumatic push rod, and an electro-hydraulic push rod.
The conveying motor 403 is in transmission connection with the conveying shaft 401 through one of a gear set provided with a one-way bearing, a chain, a gear set provided with a one-way bearing, a belt and a belt pulley set provided with a one-way bearing, and the one-way bearing is locked in rotation towards the paper outlet direction of the paper roll 6.
The conveying shafts 401 may be more than two pairs and are uniformly distributed in the guide frame 3, and the corresponding conveying motors 403 may be more than two pairs, but it is required to ensure that the conveying rollers 4 can roll the paper tape 7 at the same speed. When a sheet is conveyed, the sheet conveying speeds of the conveying rollers 4 spaced apart by more than one sheet distance may not be synchronized.
A plurality of grid frames 301 which are longitudinally arranged are arranged between the guide frames 3 at intervals below the paper tape 7, a plurality of guide shafts 303 transversely penetrate through the grid frames 301, a guide wheel 302 is rotatably sleeved on any one guide shaft 303 between any two adjacent grid frames 301, and the upper end point of each guide wheel 302 is rotatably connected with the lower surface of the paper tape 7.
The side of the guide frame 3 facing the paper tape 7 is provided with a first baffle 305, at least one baffle push rod 304 is arranged between the first baffle 305 and the guide frame 3, the first baffle 305 is arranged below the paper tape 7 and above the grid frame 301 and is provided with a trapezoidal stopper 306 corresponding to the position between two adjacent guide wheels 302, and the trapezoidal stopper 306 only covers the edge of the paper tape 7, and cannot block and interfere with the grid frame 301 or the guide wheels 302 in the moving direction of the baffle push rod 304. The baffle push rod 304 is one of a push rod motor, a pneumatic push rod, and an electro-hydraulic push rod.
One side of the base 1 is provided with a control box 8, a control circuit is arranged in the control box 8, the control box 8 is provided with an operation panel, and the control circuit is respectively connected with the paper winding motor 202, the conveying motor 403, the baffle push rod 304, the thickness sensor 503 and the height adjusting component 402 through leads. An operator can control the control circuit by controlling a panel or other control equipment so as to control the work of the paper clamping guide shaft mechanism.
The thickness sensor 503 adopts one of a laser distance measuring sensor, a radar distance measuring instrument and a wheel type height measuring instrument, when the thickness sensor 503 reads the thickness data (taking an average value in a period of time) of the paper tape 7, the control circuit controls the height adjusting assembly 402 to adjust the distance between the two opposite upper and lower conveying rollers 4, so that the two conveying rollers are just used for paper with the same height or slightly smaller height, thereby reducing the occurrence of paper jam, paper deformation, damage and the like and improving the self-adaptability to different paper thicknesses.
One side of the paper frame 2 facing the paper roll 6 is provided with a plurality of elastic push rods 203, and the elastic push rods 203 are elastically abutted with the paper roll 6. The paper roll straightening mechanism is used for straightening the paper roll 6 to enable the paper roll 6 not to slide or shake left and right, the elastic push rod 203 is one of a push rod, a spring and a push rod motor, the same purpose can be achieved only by a limiting sleeve wheel sleeved on the paper roll 201, and the process is more complicated when the paper roll 6 is replaced.
When the conveying motor 403 works and the paper roll motor 202 does not work, the conveying roller 4 rotates to drive the paper tape 7 to be rolled out from the paper roll 6, the rotation direction of the paper roll shaft 201 is the free rotation direction of the one-way bearing thereon, and the rotation direction of the conveying roller 4 is the rotation limited direction of the one-way bearing thereon; when the conveying motor 403 is not operated and the roll paper motor 202 is operated, the paper roll 6 rotates to wind the paper tape 7 back to the paper roll 6, and the conveying roller 4 rotates freely without driving the conveying motor 403 to rotate.
In other embodiments, when the used paper is not the paper roll 6 but the collapsed and cut paper is adopted, the paper frame 2 may be replaced by a conventional paper feeding mechanism or a stacking type paper receiving mechanism for discharging paper from below, the guide wheel 302 guides the limiting slide block 5 and the guide frame 3, and the stacking paper receiving mechanism is adopted to stack the printed paper during the paper receiving mechanism.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (9)
1. The utility model provides a press from both sides paper guide shaft mechanism, includes base and scroll, and the paper tape is extended to the scroll, characterized by: the base is sequentially provided with a paper frame, a sliding rail and a guide frame;
the paper roll fixing device comprises two paper frames, wherein the two paper frames are longitudinally and fixedly connected with the upper surface of a base, a paper roll shaft penetrates between the two paper frames, the paper roll shaft is rotatably connected with the paper frames, a paper roll is fixedly sleeved on the paper roll shaft, a guide roller is arranged below the paper frames, the guide roller is rotatably connected with the paper frames, and the lowest point of the guide roller is flush with the upper surface of a paper tape;
the sliding rail is transversely arranged on the upper surface of the base, two limiting sliding blocks are slidably sleeved on the sliding rail, the upper surfaces of the limiting sliding blocks are flush with the lower surface of the paper tape, second baffles are symmetrically arranged on the two limiting sliding blocks, and a thickness sensor is arranged above one side, facing the paper tape, of each second baffle;
the paper tape guide device comprises two guide frames, wherein the two guide frames are longitudinally and fixedly connected with the upper surface of a base, two ends of each guide frame are respectively provided with two conveying shafts transversely penetrating through the guide frames, the two conveying shafts at each end of each guide frame are vertically aligned and are respectively positioned above and below a paper tape, the conveying shafts positioned below the paper tape are rotatably connected with the guide frames, the guide frames are provided with conveying motors, the conveying motors are in transmission connection with the conveying shafts which are far away from the paper frames and are positioned below the paper tape, and a height adjusting assembly is arranged between the conveying shafts positioned above the paper tape and the guide frames; a conveying roller is sleeved on the conveying shaft and is in rotating and abutting joint with the paper tape;
a plurality of grid frames which are longitudinally arranged are arranged between the guide frames at intervals below the paper tape, a plurality of guide shafts transversely penetrate through the grid frames, a guide wheel is rotatably sleeved on any one guide shaft between any two adjacent grid frames, and the upper end point of each guide wheel is rotatably connected with the lower surface of the paper tape;
the side, facing the paper tape, of each guide frame is provided with a first baffle, at least one baffle push rod is arranged between each first baffle and each guide frame, and each first baffle is respectively positioned below the paper tape and above the grid frame and is provided with a trapezoidal baffle clamp corresponding to the position between two adjacent guide wheels;
one side of the base is provided with a control box, a control circuit is arranged in the control box, a control panel is arranged on the control box, and the control circuit is respectively connected with the paper winding motor, the conveying motor, the baffle push rod, the thickness sensor and the height adjusting assembly through wires.
2. A paper guide shaft mechanism as claimed in claim 1, wherein: the paper frame is provided with a paper winding motor, the paper winding motor is connected with a paper winding shaft through a first transmission assembly with a one-way bearing in a transmission mode, and the one-way bearing is not locked when rotating towards the paper outlet direction of the paper winding shaft.
3. A paper guide shaft mechanism as claimed in claim 1, wherein: the conveying motor is connected with the conveying shaft through a second transmission assembly provided with a one-way bearing in a transmission mode, and the one-way bearing is locked in a rotating mode towards the paper outlet direction of the paper roll.
4. A paper guide shaft mechanism as claimed in claim 2, wherein: the first transmission assembly is one of a gear set, a chain and gear set, a belt and a pulley set.
5. A paper guide shaft mechanism as claimed in claim 3, wherein: the second transmission assembly is one of a gear set, a chain and gear set, a belt and a pulley set.
6. A paper guide shaft mechanism as claimed in claim 1, wherein: one side of the paper frame facing the paper roll is provided with a plurality of elastic push rods, and the elastic push rods are elastically abutted to the paper roll.
7. A paper guide shaft mechanism as claimed in claim 1, wherein: the height adjusting component is one of a push rod motor, a pneumatic push rod and an electric hydraulic push rod.
8. A paper guide shaft mechanism as claimed in claim 1, wherein: the baffle push rod is one of a push rod motor, a pneumatic push rod and an electric hydraulic push rod.
9. A paper guide shaft mechanism as claimed in claim 1, wherein: the conveying shafts are at least two pairs and are uniformly distributed in the guide frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602329.7U CN215666085U (en) | 2021-07-14 | 2021-07-14 | Paper clamping guide shaft mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602329.7U CN215666085U (en) | 2021-07-14 | 2021-07-14 | Paper clamping guide shaft mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215666085U true CN215666085U (en) | 2022-01-28 |
Family
ID=79979811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121602329.7U Active CN215666085U (en) | 2021-07-14 | 2021-07-14 | Paper clamping guide shaft mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215666085U (en) |
-
2021
- 2021-07-14 CN CN202121602329.7U patent/CN215666085U/en active Active
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