CN210558193U - Paper conveying platform of printing machine - Google Patents
Paper conveying platform of printing machine Download PDFInfo
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- CN210558193U CN210558193U CN201921005000.5U CN201921005000U CN210558193U CN 210558193 U CN210558193 U CN 210558193U CN 201921005000 U CN201921005000 U CN 201921005000U CN 210558193 U CN210558193 U CN 210558193U
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Abstract
The utility model relates to a printing machine paper transmission platform, which belongs to the technical field of printing equipment, and the key point of the technical scheme is that the printing machine paper transmission platform comprises a frame and a supporting platform which is obliquely arranged on the frame, wherein a bearing surface of the supporting platform is provided with a transmission belt which is transmitted from a feeding end of the supporting platform to one side of a discharging end of the supporting platform, the surface of the transmission belt is provided with a through hole which runs through the transmission belt, an air suction cavity is arranged inside the supporting platform, and the air suction cavity is communicated with a negative pressure; an air suction hole for communicating the air suction cavity with the outside is formed in the supporting platform below the conveying belt, and a pressing wheel for pressing the conveyed paper is arranged above the supporting platform; the problem that when the existing printing machine paper conveying platform conveys paper, the paper is easy to separate from a conveying belt under the action of external force such as air flow and the like due to light weight of the paper, so that the paper is conveyed synchronously by the conveying belt is solved; the paper can be attached to the conveying belt in the conveying process, and the conveying belt can convey the paper synchronously.
Description
Technical Field
The utility model belongs to the technical field of the lithography apparatus technique and specifically relates to a printing machine paper transmission platform is related to.
Background
The printing machine is a common device in the printing field, and is mainly used for flat printing on paper, woven fabrics and the like. When a printer is used to print paper, a feeding device such as a vacuum chuck is usually used to feed the paper onto a conveying platform, and the paper is then conveyed to a feeding end of the printer through the conveying platform, so as to print the paper.
The prior paper conveying platform of the printing machine can refer to a Chinese utility model patent application document with an authorization publication number of CN206751016U, and discloses a paper conveying device on the printing machine, which comprises a first conveying component and a second conveying component, wherein the first conveying component is used for conveying paper, the first conveying component comprises a first conveying belt, a first driving roller and a first transition roller, and the first conveying belt is wound on the first driving roller and the first transition roller; the second conveying assembly comprises a second conveying belt, a second driving roller and a second transition roller, and the second conveying belt is wound on the second driving roller and the second transition roller; the first transition roller and the second transition roller are arranged in parallel; paper pressing belts used for pressing paper are arranged on the first conveying belt and the second conveying belt, paper clamping gaps are reserved between the paper pressing belts and the first conveying belt and between the paper pressing belts and the second conveying belt, and the flowing speeds of the paper pressing belts, the first conveying belt and the second conveying belt are the same.
When the existing printing machine paper conveying platform conveys paper, the paper is easy to separate from a conveying belt under the action of external force such as air flow due to light weight of the paper, and then the conveying belt conveys the paper synchronously.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a printing machine paper transmission platform can make the paper attached on the transmission band in transmission process, makes the transmission band carry out synchronous transmission to the paper.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a paper conveying platform of a printing machine comprises a rack and a supporting platform obliquely arranged on the rack, wherein a conveying belt for conveying from a feeding end of the supporting platform to one side of a discharging end of the supporting platform is arranged on a bearing surface of the supporting platform, a through hole penetrating through the conveying belt is formed in the surface of the conveying belt, an air suction cavity is formed in the supporting platform, and the air suction cavity is communicated with a negative pressure air source; the conveying belt is characterized in that a supporting platform below the conveying belt is provided with air suction holes communicated with the air suction cavity and the outside, and a pressing wheel for pressing the conveying paper is arranged above the supporting platform.
Through adopting above-mentioned technical scheme, through the through-hole that runs through the transmission band that is provided with on the surface at the transmission band, set up the chamber of breathing in supporting platform's inside, and then utilize the intracavity negative pressure of breathing in to attract to the paper on the supporting platform, the pinch roller of cooperation pinch roller top compresses tightly the effect to the paper to use the paper attached to transmit on the transmission band, thereby effectively avoid paper and transmission band to break away from, and then cause the transmission band poor.
The utility model discloses further set up to: the supporting platform is characterized in that one end of the supporting platform is provided with a connecting shaft with the length direction along the width direction of the supporting platform, a regulating rod with the length direction along the length direction of the supporting platform is fixed on the connecting shaft, a regulating block which is connected with the regulating rod in a sliding mode along the length direction of the regulating rod is arranged on the regulating rod, and the pressing wheel is connected with the regulating block in a rotating mode around the horizontal axis.
Through adopting above-mentioned technical scheme, through setting up the pinch roller on the regulating block to the regulating block can be followed and adjusted pole length direction and slided, and then can adjust the position of pinch roller at supporting platform length direction, thereby plays better limiting displacement that compresses tightly to the paper.
The utility model discloses further set up to: the connecting shaft is hinged with the frame around the axis of the connecting shaft; the printing machine paper transmission platform also comprises a fixing mechanism for fixing the connecting shaft and the rack.
Through adopting above-mentioned technical scheme, the connecting axle is articulated around its axis and frame, and then through rotating the connecting axle, and then can convenient and fast adjust pinch roller and supporting platform's clearance.
The utility model discloses further set up to: and one end of the connecting shaft is fixedly provided with a lever which is axially vertical to the connecting shaft.
Through adopting above-mentioned technical scheme, through being fixed with axial and connecting axle vertically spanner bar in the one end of connecting axle, and then pull through spanner bar, can convenient and fast rotate the connecting axle.
The utility model discloses further set up to: the fixing mechanism comprises a positioning block and a positioning bolt; the positioning block is fixed on the upper surface of the supporting platform at one side where the hand-pull rod is located, and a positioning groove penetrating through the positioning block along the length direction of the supporting platform is formed in the upper surface of the positioning block; one end of the positioning groove, which is far away from the connecting shaft, is arranged in the positioning groove; the positioning bolt horizontally penetrates through the side wall of the positioning groove and is in threaded connection with the side wall of the positioning groove, and the end part of the positioning bolt is abutted to the lever.
Through adopting above-mentioned technical scheme, through being fixed with the locating piece on supporting platform to be provided with the constant head tank that runs through the locating piece along supporting platform length direction at the upper surface of locating piece, through with the one end constant head tank of wrench rod, and then fix the connecting axle through locating piece threaded connection's positioning bolt's tip and wrench rod butt, convenient operation is swift.
The utility model discloses further set up to: the peripheral face of the hand lever is provided with a positioning face parallel to the groove wall of the positioning groove, and the end part of the positioning bolt is abutted to the positioning face.
Through adopting above-mentioned technical scheme, through be provided with the locating surface parallel with the cell wall of constant head tank on wrench rod global, and then conveniently make positioning bolt carry out the butt with wrench rod and fix to can effectively increase positioning bolt and wrench rod's butt area, make wrench rod's fixed state more stable.
The utility model discloses further set up to: and a cleaning brush for cleaning the upper surface of the transmission paper is arranged above the supporting platform.
Through adopting above-mentioned technical scheme, clean the upper surface of paper through clean brush, and then get rid of the foreign matter of adhesion on the paper upper surface, prevent that the foreign matter from entering the printing according to the paper and advancing in, cause the printing to pollute the paper.
The utility model discloses further set up to: a negative pressure cover is arranged above the cleaning hairbrush and connected with a dust suction fan.
Through adopting above-mentioned technical scheme, through setting up the negative pressure cover in the top of clean brush, and then attract through the dust that the negative pressure cover produced the brush cleanness to the dust that prevents clean production carries out secondary pollution to the paper.
To sum up, the utility model discloses a beneficial technological effect does:
1. through the through holes penetrating through the transmission belt are formed in the surface of the transmission belt, the air suction cavity is formed in the supporting platform, so that paper on the supporting platform is sucked by negative pressure in the air suction cavity, and the paper is attached to the transmission belt for transmission by matching with the pressing effect of the pressing wheel above the pressing wheel on the paper, so that the paper is effectively prevented from being separated from the transmission belt, and further the transmission belt is poor;
2. through the comprehensive arrangement of the connecting shaft, the adjusting rod and the adjusting block, the distance between the pressing wheel and the supporting platform and the position of the pressing wheel in the length direction of the supporting platform can be conveniently and quickly adjusted, so that the pressing wheel has a better pressing effect on paper;
3. supporting platform's top is provided with carries out clear clean brush to the upper surface of transmission paper to set up the negative pressure cover in the top of clean brush, and then utilize clean brush to get rid of the adhesion at the foreign matter of paper upper surface, attract the dust that produces in the clean process through the negative pressure cover, and then can reduce the influence that the foreign matter dust led to the fact the paper printing.
Drawings
FIG. 1 is a schematic diagram of a sheet transport platform of a printing press;
FIG. 2 is a schematic structural diagram showing a driving method of a transmission belt;
FIG. 3 is a cross-sectional view of the support platform in the width direction;
FIG. 4 is a schematic view showing the structure of the connecting shaft
FIG. 5 is a schematic structural view showing the connection relationship between the adjusting block and the adjusting lever;
fig. 6 is a schematic structural view showing the fixing mechanism.
In the figure, 1, a frame; 2. a support platform; 21. a conveyor belt; 211. a through hole; 22. a drive roll; 23. a driven roller; 24. a drive motor; 25. an air suction cavity; 26. a suction hole; 3. a connecting shaft; 31. adjusting a rod; 32. an adjusting block; 33. a pinch roller; 34. fixing the bolt; 4. a lever; 41. positioning the surface; 5. a fixing mechanism; 51. positioning blocks; 511. positioning a groove; 52. positioning the bolt; 6. cleaning the brush; 7. a negative pressure hood.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A paper conveying platform of a printing machine, referring to fig. 1 and 2, comprises a frame 1 and a supporting platform 2 which is obliquely fixed on the frame 1. The carrying surface of the supporting platform 2 is provided with a conveying belt 21 which is used for conveying the supporting platform 2 from the feeding end of the supporting platform 2 to the discharging end of the supporting platform 2. One end of the supporting platform 2 is provided with a driving roller 22 which is rotatably connected with the supporting platform 2 around a horizontal axis, the other end of the supporting platform 2 is provided with a driven roller 23 which is rotatably connected with the supporting platform 2 around the horizontal axis, and two ends of the transmission belt 21 are respectively sleeved with the driving roller 22 and the driven roller 23. One end of the driving roll 22 is provided with a driving motor 24, a body of the driving motor 24 is fixedly connected with the supporting platform 2, and an output shaft of the driving motor 24 is coaxially arranged with and fixedly connected with the driving roll 22. The paper that transports is put into supporting platform 2, bears the weight of the support through supporting platform 2 to the paper, and then drives drive roll 22 through driving motor 24 and rotates, and then drives the paper through transmission band 21 and transports.
Referring to fig. 2 and 3, a through hole 211 penetrating through the conveyor belt 21 is formed in the surface of the conveyor belt 21, an air suction cavity 25 is formed in the support platform 2, and an air suction hole 26 communicating the air suction cavity 25 with the outside is formed in the support platform 2 below the conveyor belt 21. The air suction cavity 25 is connected with an exhaust fan, and the inside of the air suction cavity 25 is exhausted through the exhaust fan, so that the inside of the air suction cavity 25 is kept in a negative pressure state. The paper can be attached to the conveying belt 21 by the suction of the suction chamber 25 under negative pressure, and thus the paper is prevented from being separated from the conveying belt 21 when the paper is conveyed.
Referring to fig. 1, a cleaning brush 6 for cleaning an upper surface of the transported sheet is disposed above the supporting platform 2. The cleaning brush 6 is fixedly connected with the frame 1. A negative pressure cover 7 is arranged above the cleaning hairbrush 6, and the negative pressure cover 7 is connected with a dust absorption fan. When the paper of transmission passes through cleaning brush 6, remove the foreign matter of adhesion on the paper upper surface through cleaning brush 6, and then prevent that the foreign matter from following the paper and entering into the printing machine, make the printing to the paper and destroy. The negative pressure cover 7 attracts dust generated by the brush during cleaning, so that secondary pollution to paper caused by the dust generated by cleaning is avoided.
Referring to fig. 1 and 4, one end of the supporting platform 2 is provided with a connecting shaft 3 whose length direction is along the width direction of the supporting platform 2, the connecting shaft 3 is hinged with the frame 1 around the axis thereof, and one end of the connecting shaft 3 is provided with a fixing mechanism 5 for fixing the connecting shaft 3 and the frame 1. An adjusting rod 31 is fixed on the connecting shaft 3, and the length direction of the adjusting rod is along the length direction of the supporting platform 2. The adjusting rod 31 is provided with an adjusting block 32 which is connected with the adjusting rod 31 in a sliding way along the length direction of the adjusting rod 31, and the adjusting block 32 is provided with a pressing wheel 33 which is connected with the adjusting block 32 in a rotating way around a horizontal axis.
Referring to fig. 4 and 5, the adjusting block 32 is provided with a fixing bolt 34 horizontally installed and screwed to the adjusting block 32, an end of the fixing bolt 34 abuts against the adjusting rod 31, and the adjusting bolt 34 is adjusted to slide the adjusting block 32 or fix the adjusting block 32 and the adjusting rod 31 relatively. The paper that transmits on supporting platform 2 through pinch roller 33 compresses tightly spacingly to further use the paper attached on transmission band 21, thereby better transmit the paper. By sliding the adjusting block 32, the pressing position of the paper is adjusted according to the actual pressing effect on the paper.
Referring to fig. 1 and 6, a lever 4 axially perpendicular to the connecting shaft 3 is fixed to one end of the connecting shaft 3, and positioning surfaces 41 parallel to each other are provided on the circumferential surface of the lever 4. The fixing mechanism 5 includes a positioning block 51 and a positioning bolt 52. The positioning block 51 is fixed on the upper surface of the supporting platform 2 at one side of the hand lever 4, and the positioning groove 511 which penetrates through the positioning block 51 along the length direction of the supporting platform 2 is arranged on the upper surface of the positioning block 51; one end of the positioning groove 511 far away from the connecting shaft 3 is arranged in the positioning groove 511. The positioning bolt 52 horizontally penetrates through the side wall of the positioning groove 511 and is in threaded connection with the side wall of the positioning groove 511, and the end of the positioning bolt 52 abuts against the positioning surface 41. Through the setting of spanner 4, can convenient and fast rotate connecting axle 3, and then adjust the clearance between pinch roller 33 and supporting platform 2 to adjust the effect that compresses tightly of pinch roller 33 to the paper.
The implementation principle of the embodiment is as follows:
when using printing machine paper transmission platform to transmit the paper, carry out the negative pressure through the below at transmission band 21 and attract to compress tightly spacing to the paper through pinch roller 33 of paper top, thereby make the paper attached on transmission band 21, and then make transmission band 21 can be to the good synchronous transmission that carries on of paper. During the conveying process, foreign matters and dust on the upper surface of the paper are cleaned through the cleaning hairbrush 6 and the negative pressure cover 7, and the influence of the foreign matters and the dust on the paper printing is further reduced.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a printing machine paper transmission platform, includes that frame (1) and slope set up supporting platform (2) in frame (1), the loading face of supporting platform (2) is provided with transmission band (21) that carry out the transmission to supporting platform (2) discharge end one side by supporting platform (2) feed end, its characterized in that: a through hole (211) penetrating through the conveying belt (21) is formed in the surface of the conveying belt (21), an air suction cavity (25) is formed in the supporting platform (2), and the air suction cavity (25) is communicated with a negative pressure air source; the paper conveying device is characterized in that a supporting platform (2) below the conveying belt (21) is provided with an air suction hole (26) for communicating an air suction cavity (25) with the outside, and a pressing wheel (33) for pressing conveying paper is arranged above the supporting platform (2).
2. A printer sheet transport platform according to claim 1, wherein: one end of the supporting platform (2) is provided with a connecting shaft (3) with the length direction along the width direction of the supporting platform (2), an adjusting rod (31) with the length direction along the length direction of the supporting platform (2) is fixed on the connecting shaft (3), an adjusting block (32) which is connected with the adjusting rod (31) in a sliding mode along the length direction of the adjusting rod (31) is arranged on the adjusting rod (31), and the pressing wheel (33) is connected with the adjusting block (32) in a rotating mode around the horizontal axis.
3. A printer sheet transport platform according to claim 2, wherein: the connecting shaft (3) is hinged with the frame (1) around the axis of the connecting shaft; the printing machine paper transmission platform also comprises a fixing mechanism (5) for fixing the connecting shaft (3) and the rack (1).
4. A printer sheet transport platform according to claim 3, wherein: and a hand-pull rod (4) which is axially vertical to the connecting shaft (3) is fixed at one end of the connecting shaft (3).
5. A printer sheet transport platform according to claim 4, wherein: the fixing mechanism (5) comprises a positioning block (51) and a positioning bolt (52); the positioning block (51) is fixed on the upper surface of the supporting platform (2) on one side where the hand-pull rod (4) is located, and a positioning groove (511) penetrating through the positioning block (51) along the length direction of the supporting platform (2) is formed in the upper surface of the positioning block (51); one end of the positioning groove (511), which is far away from the connecting shaft (3), is arranged in the positioning groove (511); the positioning bolt (52) horizontally penetrates through the side wall of the positioning groove (511) and is in threaded connection with the side wall of the positioning groove (511), and the end part of the positioning bolt (52) is abutted to the wrench rod (4).
6. A printer sheet transport platform according to claim 5, wherein: the peripheral surface of the hand lever (4) is provided with a positioning surface (41) parallel to the groove wall of the positioning groove (511), and the end part of the positioning bolt (52) is abutted against the positioning surface (41).
7. A printer sheet transport platform according to claim 1, wherein: and a cleaning brush (6) for cleaning the upper surface of the conveyed paper is arranged above the supporting platform (2).
8. The printer paper transport platform of claim 7, wherein: a negative pressure cover (7) is arranged above the cleaning hairbrush (6), and the negative pressure cover (7) is connected with a dust collection fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921005000.5U CN210558193U (en) | 2019-06-29 | 2019-06-29 | Paper conveying platform of printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921005000.5U CN210558193U (en) | 2019-06-29 | 2019-06-29 | Paper conveying platform of printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210558193U true CN210558193U (en) | 2020-05-19 |
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ID=70627621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921005000.5U Active CN210558193U (en) | 2019-06-29 | 2019-06-29 | Paper conveying platform of printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210558193U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845057A (en) * | 2020-08-10 | 2020-10-30 | 苏州郎旭志远科技有限公司 | Green and environment-friendly printing process for corrugated case |
| CN115027999A (en) * | 2022-06-30 | 2022-09-09 | 安徽广晟德自动化设备有限公司 | Curing and in-place returning prevention device for MINI LED flexible lamp strip |
-
2019
- 2019-06-29 CN CN201921005000.5U patent/CN210558193U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845057A (en) * | 2020-08-10 | 2020-10-30 | 苏州郎旭志远科技有限公司 | Green and environment-friendly printing process for corrugated case |
| CN115027999A (en) * | 2022-06-30 | 2022-09-09 | 安徽广晟德自动化设备有限公司 | Curing and in-place returning prevention device for MINI LED flexible lamp strip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210322 Address after: Duan Bolan Zhen Duan Yi Cun, Jimo City, Qingdao City, Shandong Province 266200 Patentee after: Qingdao xinkaishun Packaging Co.,Ltd. Address before: 283 Huashan 1st Road, Jimo District, Qingdao City, Shandong Province 266200 Patentee before: Qingdao Sequoia Packing Co.,Ltd. |
|
| TR01 | Transfer of patent right |