CN212768918U - Tension adjusting device of printing machine - Google Patents
Tension adjusting device of printing machine Download PDFInfo
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- CN212768918U CN212768918U CN202021530585.5U CN202021530585U CN212768918U CN 212768918 U CN212768918 U CN 212768918U CN 202021530585 U CN202021530585 U CN 202021530585U CN 212768918 U CN212768918 U CN 212768918U
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Abstract
The utility model discloses a tension adjusting device of a printing machine, which comprises a machine base, a first supporting frame, a second supporting frame and a third supporting frame, the utility model aims to provide a tension device which can improve the tension of the printed matter in transmission through the clamping roller mechanism, the troweling roller mechanism can enable the surface of the printed matter to be trowelled and opened to improve the tension of the printed matter, the tension adjusting device can adjust the tension of the printed matter by adjusting the height of the tension adjusting roller mechanism.
Description
Technical Field
The utility model belongs to the technical field of lithography apparatus and specifically relates to a printing machine tension adjusting device.
Background
At present, most printed matters need to be placed neatly before entering a printing machine for printing, and the surfaces of the printed matters cannot have bulges or folds, otherwise, the printing quality of the printed matters is affected; moreover, if tension of the printed matter entering the printing machine is insufficient, the printed matter may have creases and the like in the transmission process, so that the printing quality of the printed matter is affected, but a related tension adjusting device is not arranged on a general printing machine; therefore, it is necessary to design a tension adjusting apparatus for adjusting the tension of a printed product on a printing press.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to above-mentioned technique is not enough, provides one kind and can improve the tension of the printed matter in the transmission through the pinch roll mechanism, and floating roll mechanism enables the surface floating of printed matter and opens, improves the tension of printed matter, and the high tension adjusting device that can make the tension of printed matter obtain adjusting through tension adjusting roll mechanism.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a tension adjusting device of a printing machine comprises a machine base, a first support frame, a second support frame and a third support frame, wherein the first support frame is respectively arranged on the surfaces of the front end and the rear end of the machine base, the second support frame is arranged on the surface of the machine base on the inner side of the first support frame, the third support frame is arranged on the surface of the machine base between the two second support frames, a roller clamping mechanism is arranged on the first support frame, a matching groove is arranged on the side wall of the second support frame, first air cylinders are respectively arranged on the two sides of the top surface of the second support frame, a leveling roller mechanism is arranged on the driving end of each first air cylinder, a connecting plate is arranged on the third support frame, studs are respectively led into the two sides of the connecting plate, penetrate through the top surface of the third support frame and are provided with tension adjusting roller mechanisms on the bottom ends, and are matched with first locking nuts on the, the top of the stud is provided with a first limiting block, and a buffer spring is arranged on the surface of the machine base below the tension adjusting roller mechanism.
Further, the roller clamping mechanism comprises a first motor, a sliding seat, a lead screw and a roller clamp, wherein the first motor is arranged on two sides of the top surface of the first support frame, the driving end of the first motor penetrates through the top surface of the first support frame and is connected with the lead screw through a joint, the bottom end of the lead screw is matched with a lead screw matching seat on the surface of the machine base, the sliding seat is connected with a nut on the lead screw, a first sliding groove is formed in the wall surface of the first support frame on the outer side of the sliding seat, at least two roller clamps are arranged on the sliding seat through a rotating shaft, and a rotating shaft on the roller clamp penetrates through the sliding seat and extends to the first sliding groove and is arranged at the end of the rotating shaft of the roller clamp outside the first.
Further, the troweling roller mechanism comprises a connecting rod, a second motor fixing seat, a second motor and a troweling roller, the driving end of the first air cylinder penetrates through the top surface of the second supporting frame and is connected with the connecting rod through a joint, the second motor fixing seat is arranged at the bottom end of the connecting rod and slides up and down in a matching groove, the second motor is arranged on the second motor fixing seat, and the driving end of the second motor is connected with a rotating shaft on the troweling roller through the joint.
Further, an adhesive tape is arranged on the surface of the leveling roller in a surrounding mode, and the adhesive tape is spiral.
Further, tension adjusting roller mechanism is including adjusting seat, tension adjusting roller and sliding block, it sets up on the bottom of double-screw bolt to adjust the seat, the bottom of adjusting the seat is connected on buffer spring's top, the second spout has all been seted up to both sides around adjusting the seat, the sliding block cooperation is in the second spout, the both ends of tension adjusting roller are through the pivot cooperation on being located the bearing of sliding block inside end, are located be provided with the third stopper on the sliding block in the adjustment seat outside, the screw thread section has been seted up on the sliding block outer wall in the third stopper outside, the cooperation has second lock nut in the screw thread section.
The utility model has the advantages that:
the tension of the printed matter in transmission is improved through the clamping roller mechanism, the surface of the printed matter can be flatly spread by the leveling roller mechanism, the tension of the printed matter is improved, the tension of the printed matter can be adjusted through height adjustment of the tension adjusting roller mechanism, the surface of the printed matter is tensioned as much as possible, and the quality of the printed matter printed by the printing machine is improved.
Drawings
Fig. 1 is a side view of the internal structure of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic structural view of the nip roller mechanism.
Fig. 4 is a schematic structural diagram of the troweling roller mechanism.
Fig. 5 is a schematic structural view of the dancer roll mechanism.
In the figure, a machine base 1, a first support frame 2, a second support frame 3, a third support frame 4, a matching groove 5, a first air cylinder 6, a connecting plate 7, a stud 8, a first locking nut 9, a first limit block 10, a buffer spring 11, a first motor 12, a sliding seat 13, a lead screw 14, a clamping roller 15, a first sliding groove 16, a second limit block 17, a connecting rod 18, a second motor fixing seat 19, a second motor 20, a smoothing roller 21, an adhesive tape 22, an adjusting seat 23, a tension adjusting roller 24, a sliding block 25, a second sliding groove 26, a third limit block 27, a threaded section 28 and a second locking nut 29.
Detailed Description
As shown in fig. 1 to 5, a tension adjusting device for a printing machine comprises a machine base 1, a first support frame 2, a second support frame 3 and a third support frame 4, wherein the first support frame 2 is respectively arranged on the surface of the front end and the rear end of the machine base 1, the second support frame 3 is arranged on the surface of the machine base 1 at the inner side of the first support frame 2, the third support frame 4 is arranged on the surface of the machine base 1 between the two second support frames 3, a roller clamping mechanism is arranged on the first support frame 2, a matching groove 5 is arranged on the side wall of the second support frame 3, first air cylinders 6 are arranged on the two sides of the top surface of the second support frame 3, a leveling roller mechanism is arranged on the driving end of the first air cylinders 6, a connecting plate 7 is arranged on the third support frame 4, studs 8 are respectively introduced into the two sides of the connecting plate 7, the studs 8 penetrate through the top surface of the third support frame 4 and a tension adjusting roller mechanism is, a first locking nut 9 is matched on the stud 8 above the connecting plate 7, a first limiting block 10 is arranged at the top of the stud 8, and a buffer spring 11 is arranged on the surface of the machine base 1 below the tension adjusting roller mechanism.
The roller clamping mechanism comprises a first motor 12, a sliding seat 13, a lead screw 14 and a roller clamp 15, wherein the first motor 12 is arranged on two sides of the top surface of a first support frame 2, the driving end of the first motor 12 penetrates through the top surface of the first support frame 2 and is connected with the lead screw 14 through a joint, the bottom end of the lead screw 14 is matched with a lead screw matching seat on the surface of a machine base 1, the sliding seat 13 is connected with a nut on the lead screw 14, a first sliding groove 16 is formed in the wall surface of the first support frame 2 on the outer side of the sliding seat 13, at least two roller clamps 15 are arranged on the sliding seat 13 through a rotating shaft, a rotating shaft on the roller clamp 15 penetrates through the sliding seat 13 and extends to the first sliding groove 16, and a second limiting block 17 is arranged at the tail end of the rotating shaft of the roller.
The troweling roller mechanism comprises a connecting rod 18, a second motor fixing seat 19, a second motor 20 and a troweling roller 21, the driving end of the first air cylinder 6 penetrates through the top surface of the second support frame 3 and is connected with the connecting rod 18 through a joint, the second motor fixing seat 19 is arranged at the bottom end of the connecting rod 18 and slides up and down in the matching groove 5, the second motor 20 is arranged on the second motor fixing seat 19, and the driving end of the second motor 20 is connected with a rotating shaft on the troweling roller 21 through the joint.
An adhesive tape 22 is arranged on the surface of the leveling roller 21 in a surrounding manner, and the adhesive tape 22 is spiral.
Tension adjusting roller mechanism is including adjusting seat 23, tension adjusting roller 24 and sliding block 25, it sets up on the bottom of double-screw bolt 8 to adjust seat 23, the bottom of adjusting seat 23 is connected on buffer spring 11's top, second spout 26 has all been seted up to both sides around adjusting seat 23, the cooperation of sliding block 25 is in second spout 26, the both ends of tension adjusting roller 24 are through the pivot cooperation on being located the bearing in sliding block 25 medial extremity, are located be provided with third stopper 27 on the sliding block 25 in the adjustment seat 23 outside, screw thread section 28 has been seted up on the sliding block 25 outer wall in the third stopper 27 outside, the cooperation has second lock nut 29 on the screw thread section 28.
The utility model discloses a theory of operation does:
the printed matter is transmitted to a roller clamping mechanism, two rollers 15 on the roller clamping mechanism compress the printed matter, and then the tension of the printed matter during transmission is increased by matching with the driving action of a transmission driving device (not shown in the figure) on the printing machine, if the height of the two rollers 15 needs to be adjusted, a first motor 12 can drive a lead screw 14 to rotate, and the lead screw 14 drives a sliding seat 13 to move up and down through a nut on the lead screw 14 when rotating, so that the height positions of the two rollers 15 are adjusted; the printed matter passes through the roller clamping mechanism and is transmitted to the tension adjusting roller mechanism, when the tension of the tension adjusting roller 24 on the printed matter needs to be increased, the first locking nut 9 can be loosened by twisting, then the stud 8 is pressed or pulled downwards, so that the tension adjusting roller 24 can move up and down, and when the tension adjusting roller 24 moves to a proper position, the first locking nut 9 is tightened again, so that the tension of the printed matter is adjusted by the tension adjusting roller 24; if the surface of the printed matter has wrinkles or bulges in the transverse direction, the first cylinder 6 can drive the leveling roller 21 to the surface of the printed matter, and then the second motor 20 drives the leveling roller 21 to rotate, when the leveling roller 21 rotates, the driving direction of the second motor 20 is to enable the adhesive tape 22 on the leveling roller 21 to rotate outwards, so that the adhesive tape 22 drives the wrinkles or bulges in the transverse direction of the surface of the printed matter to move outwards, the surface of the printed matter is leveled and opened as far as possible, and the tension of the printed matter is further improved.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A tension adjusting device of a printing machine comprises a machine base, a first supporting frame, a second supporting frame and a third supporting frame, wherein the first supporting frame is respectively arranged on the surfaces of the front end and the rear end of the machine base, the second supporting frame is arranged on the surface of the machine base on the inner side of the first supporting frame, the third supporting frame is arranged on the surface of the machine base between the two second supporting frames, the tension adjusting device is characterized in that a roller clamping mechanism is arranged on the first supporting frame, a matching groove is arranged on the side wall of each second supporting frame, first air cylinders are respectively arranged on the two sides of the top surface of each second supporting frame, a floating roller mechanism is arranged on the driving end of each first air cylinder, a connecting plate is arranged on the third supporting frame, studs are respectively led into the two sides of the connecting plate, penetrate through the top surface of the third supporting frame and are provided with a tension adjusting roller mechanism on the bottom end, and first locking nuts, the top of the stud is provided with a first limiting block, and a buffer spring is arranged on the surface of the machine base below the tension adjusting roller mechanism.
2. The tension adjusting device of the printing machine according to claim 1, wherein the clamping roller mechanism comprises a first motor, a sliding seat, a lead screw and a clamping roller, the first motor is arranged on two sides of the top surface of the first support frame, the driving end of the first motor penetrates through the top surface of the first support frame and is connected with the lead screw through a joint, the bottom end of the lead screw is matched in a lead screw matching seat on the surface of the machine base, the sliding seat is connected with a nut on the lead screw, a first sliding groove is formed in the wall surface of the first support frame on the outer side of the sliding seat, at least two clamping rollers are arranged on the sliding seat through rotating shafts, the rotating shaft on the clamping roller penetrates through the sliding seat and extends out of the first sliding groove, and a second limiting block is arranged at the tail end of the rotating shaft of the clamping roller outside.
3. The tension adjusting device of the printing machine according to claim 1, wherein the troweling roller mechanism comprises a connecting rod, a second motor fixing seat, a second motor and a troweling roller, the driving end of the first air cylinder penetrates through the top surface of the second support frame and is connected with the connecting rod through a joint, the second motor fixing seat is arranged at the bottom end of the connecting rod and slides up and down in a matching groove, the second motor is arranged on the second motor fixing seat, and the driving end of the second motor is connected with a rotating shaft on the troweling roller through a joint.
4. A printing press tension adjustment device as in claim 3, wherein the leveling roller has a tape wound around its surface, the tape being helical.
5. The tension adjusting device of the printing machine according to claim 1, wherein the tension adjusting roller mechanism comprises an adjusting seat, a tension adjusting roller and a sliding block, the adjusting seat is arranged at the bottom end of the stud, the bottom end of the adjusting seat is connected to the top end of the buffer spring, second sliding grooves are formed in the front side and the rear side of the adjusting seat, the sliding block is matched in the second sliding grooves, two ends of the tension adjusting roller are matched on a bearing located in the inner end of the sliding block through a rotating shaft, a third limiting block is arranged on the sliding block located on the outer side of the adjusting seat, a threaded section is formed in the outer wall of the sliding block on the outer side of the third limiting block, and a second locking nut is matched on the threaded section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021530585.5U CN212768918U (en) | 2020-07-29 | 2020-07-29 | Tension adjusting device of printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021530585.5U CN212768918U (en) | 2020-07-29 | 2020-07-29 | Tension adjusting device of printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212768918U true CN212768918U (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021530585.5U Active CN212768918U (en) | 2020-07-29 | 2020-07-29 | Tension adjusting device of printing machine |
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| CN (1) | CN212768918U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601966A (en) * | 2021-08-02 | 2021-11-05 | 创越新材料(泰州)有限公司 | Positioning device for waxing of printing machine |
| CN114249163A (en) * | 2022-01-08 | 2022-03-29 | 上海豫宏建筑防水工程有限公司 | Tension transformation system of waterproof coiled material production line |
| CN115320242A (en) * | 2022-05-17 | 2022-11-11 | 温州立胜印刷包装机械有限公司 | Integrated transmission braking device for printing machine |
-
2020
- 2020-07-29 CN CN202021530585.5U patent/CN212768918U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601966A (en) * | 2021-08-02 | 2021-11-05 | 创越新材料(泰州)有限公司 | Positioning device for waxing of printing machine |
| CN114249163A (en) * | 2022-01-08 | 2022-03-29 | 上海豫宏建筑防水工程有限公司 | Tension transformation system of waterproof coiled material production line |
| CN115320242A (en) * | 2022-05-17 | 2022-11-11 | 温州立胜印刷包装机械有限公司 | Integrated transmission braking device for printing machine |
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