CN220334240U - Unreeling mechanism of flexographic printing machine - Google Patents
Unreeling mechanism of flexographic printing machine Download PDFInfo
- Publication number
- CN220334240U CN220334240U CN202322051082.XU CN202322051082U CN220334240U CN 220334240 U CN220334240 U CN 220334240U CN 202322051082 U CN202322051082 U CN 202322051082U CN 220334240 U CN220334240 U CN 220334240U
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- roller
- seat
- mounting groove
- unreeling
- frame
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- 238000007639 printing Methods 0.000 title claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000001035 drying Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 206010023204 Joint dislocation Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000007774 anilox coating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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Abstract
The utility model discloses an unreeling mechanism of a flexographic printing machine, which comprises a rack, unreeling rollers, a transmission shaft rotatably arranged on the rack, mounting grooves formed on the rack and respectively corresponding to two ends of the unreeling rollers, a rotating block rotatably arranged at one end of each unreeling roller and rotationally connected with one mounting groove, and a linkage assembly arranged at the other mounting groove and connected with the transmission shaft and the other end of the unreeling roller, wherein a control piece for limiting one end of each unreeling roller, which corresponds to the linkage assembly, to be separated from the mounting groove is arranged on the rack, floating gaps for the unreeling rollers to float up and down are formed between the rotating block and the mounting groove and on the linkage assembly, a containing seat detachably matched with the unreeling rollers is arranged in each mounting groove, and an adjusting assembly for adjusting the height of the unreeling rollers through the containing seat is arranged on each containing seat. The utility model has the following advantages and effects: the utility model has longer service life and can ensure the processing quality of products.
Description
Technical Field
The utility model relates to printing equipment, in particular to an unreeling mechanism of a flexographic printing machine.
Background
The flexographic printing machine uses fluid ink with strong fluidity, the ink duct rubber roller and the anilox roller are transferred to the image-text part of the printing plate and are inked, then the press roller applies printing pressure, the ink on the printing plate is transferred to a printing stock, and finally the printing process is completed through drying. Flexographic printing machines generally include an unwind mechanism, a drive mechanism, a printing mechanism, a drying mechanism, and a wind-up mechanism.
The Chinese patent with the bulletin number of CN208946847U discloses a high-speed gravure printing machine which comprises a frame, an unreeling mechanism, a reeling mechanism, a printing mechanism and a plurality of transmission rollers, wherein the unreeling mechanism, the reeling mechanism, the printing mechanism and the transmission rollers are arranged on the frame, the printing mechanism comprises a printing member and a drying oven member, the printing member is fixedly arranged on one side of the frame, the unreeling mechanism and the reeling mechanism are fixedly arranged on the other side of the frame opposite to the printing member, the drying oven member is arranged above the position, between the printing member and the unreeling mechanism, of the frame, and the drying oven member is arranged in a plurality of groups along the length direction of the frame.
The unreeling mechanism in the patent is characterized in that a second rotating block which is in rotating fit with the frame is arranged at one end of the unreeling roller, a second linkage component which can be separated from the transmission shaft in a transmission way is arranged at the other end of the unreeling roller, and the separation of the end of the unreeling roller and the transmission shaft is realized through the second linkage component to form a free end, so that the loading and unloading of printing materials on the unreeling roller are realized. Because the unreeling roller itself has a certain amount of weight, when placing the printing stock on the unreeling roller, the weight of printing stock will lead to forming great side direction atress on the unreeling roller with the weight of unreeling roller, and because the arm of force distance between unreeling roller stress point to the bearing point is longer, the rotation operation very easily causes the side direction wearing and tearing or the deformation of second turning block junction in the past, can lead to the butt joint dislocation of second interlock component, also very easily cause the transmission deviation of printing stock when influencing life, influence the processingquality.
Disclosure of Invention
The utility model aims to provide an unreeling mechanism of a flexographic printing machine, which has longer service life and can ensure the processing quality of products.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a flexographic printing machine unreels mechanism, includes the frame, unreels the roller, rotates the transmission shaft that sets up in the frame, forms in the frame and correspond respectively unreels the mounting groove at roller both ends, rotates set up in unreel roller one of them one end and rotate the rotating block of being connected with one of them mounting groove and set up in another mounting groove and connect the transmission shaft and unreel the interlock subassembly of roller other end, be equipped with the control that the linkage subassembly one end was broken away from the mounting groove to the restriction unreels the roller in the frame, all be formed with the confession between rotating block and the mounting groove and on the interlock subassembly and unreel the roller and float the clearance from top to bottom, two all be equipped with in the mounting groove with unreel roller split complex hold the seat, every hold and all be equipped with through holding the seat and adjust the adjusting part who unreels the roller height.
Through adopting above-mentioned technical scheme, the unreeling roller is rotated around rotating block and is made the one end of unreeling roller back to the rotating block get into the mounting groove and constitute the linkage with the transmission shaft under the effect of interlock subassembly, the rethread control piece restricts the unreeling roller and breaks away from the mounting groove, the unreeling roller of this state just constitutes the cooperation with two holding seats, and adjust the height that is located two holding seats at unreeling roller both ends through adjusting part under the structure of floating clearance, make unreeling roller both ends keep in horizontally unreeling state, thereby avoid appearing the emergence of unreeling deviation phenomenon, this kind of setting mode makes this structure life longer in the time, can guarantee the processingquality of product.
Further provided is that: every hold the seat all be located unreel the roller under, every hold on the seat all rotate be provided with two with unreel roller normal running fit's bearing roller, be located one hold two bearing roller on the seat between form one and supply unreel roller location pivoted to place the district.
Through adopting above-mentioned technical scheme, unreeling roller place in place the district and make it be located two and bear the gyro wheel top and contact with it, realize the rolling cooperation with unreeling roller when constituteing spacingly to unreeling roller through two bear the gyro wheel to this life who prolongs unreeling roller reduces wearing and tearing and noise's production.
Further provided is that: every hold the seat and all slide along vertical direction and set up in the frame, adjusting part is including sliding setting up in the frame and towards holding the drive block of seat reciprocating motion, drive screw who drives the drive block motion with frame threaded connection and form the switching-over linkage subassembly between drive block and holding the seat.
Through adopting above-mentioned technical scheme, drive screw drive piece motion and cooperation reversing linkage subassembly that sets up change the effect direction to this realizes holding the lift control of seat.
Further provided is that: the reversing linkage assembly comprises a reversing protrusion formed at the bottom of the containing seat and protruding outwards and a reversing inclined surface formed on the driving block and matched with the reversing protrusion, and the reversing inclined surface extends back to one side of the reversing protrusion and is gradually inclined upwards.
Through adopting above-mentioned technical scheme, the drive piece drives the switching-over inclined plane and moves towards the protruding of switching-over that holds the seat together, changes the effect direction through the protruding change of switching-over inclined plane cooperation switching-over to this drives and holds the seat and cooperates gravity to realize elevating movement.
Further provided is that: the device comprises a nut in threaded connection with a frame, and the driving screw is in threaded connection with the nut.
Through adopting above-mentioned technical scheme, drive screw and nut threaded connection realize drive screw's axial motion, when the seat is held in to control and the realization is descending fast, rotate nut and frame separation and can drive screw and drive piece and hold the seat separation fast, make the operation more convenient when reducing the operation volume.
Further provided is that: one of the holding seats is provided with a laser emitter moving along with the laser emitter, the other holding seat is provided with a reference mark point matched with the laser emitter, and when the laser emitter irradiates on the reference mark point, the heights of the two holding seats are leveled to enable the unreeling roller to be in a horizontal state.
Through adopting above-mentioned technical scheme, laser emitter cooperation reference mark point realizes the visualization of two accommodation seat adjustment positions to this guarantees the accuracy of adjustment and makes the operation more convenient.
In summary, the utility model has the following beneficial effects: the utility model has longer service life and can ensure the processing quality of products.
Drawings
FIG. 1 is a schematic diagram of an embodiment;
FIG. 2 is a schematic diagram of a partial structure of an embodiment I;
FIG. 3 is a schematic diagram of a part of a second embodiment;
fig. 4 is a partial cross-sectional view of an embodiment.
In the figure: 1. a frame; 2. an unreeling roller; 3. a transmission shaft; 4. a mounting groove; 5. a rotating block; 6. a linkage assembly; 7. a control member; 8. a floating gap; 9. a holding seat; 10. an adjustment assembly; 101. a driving block; 102. driving a screw; 103. a reversing protrusion; 104. a reversing inclined plane; 11. carrying rollers; 12. a placement area; 13. a nut; 14. a laser emitter; 15. a reference punctuation; 16. a slot; 17. and (5) inserting blocks.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 4, an unreeling mechanism of a flexographic printing machine comprises a frame 1, an unreeling roller 2, a transmission shaft 3 rotatably arranged on the frame 1, mounting grooves 4 formed on the frame 1 and respectively corresponding to two ends of the unreeling roller 2, a rotating block 5 rotatably arranged on one end of the unreeling roller 2 and rotatably connected with one of the mounting grooves 4, and a linkage component 6 arranged on the other mounting groove 4 and connected with the transmission shaft 3 and the other end of the unreeling roller 2, wherein a control piece 7 for limiting one end of the unreeling roller 2 corresponding to the linkage component 6 to be separated from the mounting groove 4 is arranged on the frame 1.
The unreeling roller 2 is fixedly connected with the rotating block 5 through a bearing in a rotating way, and the rotating direction between the rotating block 5 and the mounting groove 4 is perpendicular to the rotating direction of the unreeling roller 2. One end of the transmission shaft 3 extends into the mounting groove 4 corresponding to the linkage assembly 6, the outer end of the transmission shaft 3 is fixedly connected with a driving motor, and the driving motor is fixedly arranged on the frame 1 and the output shaft is fixedly connected with the transmission shaft 3. The linkage assembly 6 comprises a slot 16 which is formed in one end of the transmission shaft 3 facing the unreeling roller 2 and an inserting block 17 which is integrally formed in one end of the unreeling roller 2 facing the transmission shaft 3, and the inserting block 17 enters the slot 16 to form steering linkage of the unreeling roller 2 and the transmission shaft 3. The control piece 7 is a cylinder fixedly arranged on the frame 1, and a piston rod of the cylinder extends out to limit one end, close to the insertion block 17, of the unreeling roller 2 to be separated from the mounting groove 4.
A floating gap 8 for the unreeling roller 2 to float up and down is formed between the rotating block 5 and the mounting groove 4 and between the inserting block 17 and the inserting groove 16, a containing seat 9 which is detachably matched with the unreeling roller 2 is arranged in the two mounting grooves 4, and an adjusting component 10 for adjusting the height of the unreeling roller 2 through the containing seat 9 is arranged on each containing seat 9.
Each containing seat 9 is located under the unreeling roller 2, two bearing rollers 11 which are in running fit with the unreeling roller 2 are rotatably arranged on each containing seat 9, and a placing area 12 for positioning and rotating the unreeling roller 2 is formed between the two bearing rollers 11 on one containing seat 9. Each containing seat 9 is slidably arranged on the machine frame 1 along the vertical direction, and the adjusting assembly 10 comprises a driving block 101, a driving screw 102 and a reversing linkage assembly, wherein the driving block 101 is slidably arranged on the machine frame 1 and moves towards the containing seat 9 in a reciprocating manner, the driving screw 102 drives the driving block 101 to move, and the reversing linkage assembly is formed between the driving block 101 and the containing seat 9.
The reversing linkage assembly comprises a reversing protrusion 103 formed at the bottom of the containing seat 9 and protruding outwards, and a reversing inclined surface 104 formed on the driving block 101 and matched with the reversing protrusion 103, wherein the reversing inclined surface 104 extends back to one side of the reversing protrusion 103 and is arranged in an upward gradually inclined manner. The frame 1 is connected with a nut 13 in a threaded manner, the driving screw 102 is connected with the nut 13 in a threaded manner, and one end of the driving screw is in running fit with the driving block 101 to form axial linkage.
One of the holding seats 9 is fixedly provided with a laser emitter 14 moving along with the laser emitter, the other holding seat 9 is fixedly provided with a reference mark point 15 matched with the laser emitter 14, and when the laser emitter 14 irradiates the reference mark point 15, the heights of the two holding seats 9 are leveled to enable the unreeling roller 2 to be in a horizontal state. The laser emitter 14 is a laser pen, and the reference mark point 15 is a bump fixedly arranged on the containing seat 9.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (6)
1. The utility model provides a flexographic printing machine unreels mechanism, includes frame (1), unreels roller (2), rotates transmission shaft (3) that set up in frame (1), forms in frame (1) and correspond mounting groove (4) at unreel roller (2) both ends respectively, rotates set up in unreel roller (2) wherein one end and rotate rotating piece (5) of being connected with one of them mounting groove (4) and set up in another mounting groove (4) and connect transmission shaft (3) and the interlock subassembly (6) of unreel roller (2) other end, be equipped with on frame (1) and restrict and unreel roller (2) and correspond control piece (7) that interlock subassembly (6) one end breaks away from mounting groove (4), its characterized in that: the utility model discloses a high-speed winding machine, including rolling block, mounting groove (4), rotating block (5), linkage subassembly (6), upper and lower floating clearance (8) that supply unreel roller (2) are all formed with between rotating block (5) and mounting groove (4) and on linkage subassembly (6), two all be equipped with in mounting groove (4) with unreel roller (2) detachable complex hold seat (9), every hold and all be equipped with on seat (9) and adjust the regulation subassembly (10) of unreel roller (2) height through holding seat (9).
2. The flexographic printing machine unwind mechanism of claim 1, characterized in that: every hold seat (9) all is located unreels roller (2) under, every hold on seat (9) all rotate be provided with two with unreel roller (2) normal running fit bear gyro wheel (11), be located one hold two on seat (9) bear gyro wheel (11) between form one and supply unreel roller (2) location pivoted place district (12).
3. The flexographic printing machine unwind mechanism of claim 2, characterized in that: every hold seat (9) all slide along vertical direction and set up in frame (1), adjusting part (10) are including sliding drive piece (101) that set up in frame (1) and towards holding seat (9) reciprocating motion, drive screw (102) that drive piece (101) motion with frame (1) threaded connection and form the switching-over linkage subassembly between drive piece (101) and holding seat (9).
4. A flexographic printing machine unwind mechanism as claimed in claim 3, wherein: the reversing linkage assembly comprises a reversing protrusion (103) formed at the bottom of the containing seat (9) and protruding outwards and a reversing inclined surface (104) formed on the driving block (101) and matched with the reversing protrusion (103), wherein the reversing inclined surface (104) extends back to one side of the reversing protrusion (103) and is gradually inclined upwards.
5. A flexographic printing machine unwind mechanism as claimed in claim 3, wherein: the device comprises a nut (13) in threaded connection with the frame (1), and the driving screw (102) is in threaded connection with the nut (13).
6. The flexographic printing machine unwind mechanism of claim 1, characterized in that: one of the containing seats (9) is provided with a laser emitter (14) moving along with the laser emitter, the other containing seat (9) is provided with a reference mark point (15) matched with the laser emitter (14), and when the laser emitter (14) irradiates on the reference mark point (15), the heights of the two containing seats (9) are leveled to enable the unreeling roller (2) to be in a horizontal state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322051082.XU CN220334240U (en) | 2023-08-01 | 2023-08-01 | Unreeling mechanism of flexographic printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322051082.XU CN220334240U (en) | 2023-08-01 | 2023-08-01 | Unreeling mechanism of flexographic printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220334240U true CN220334240U (en) | 2024-01-12 |
Family
ID=89445051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322051082.XU Active CN220334240U (en) | 2023-08-01 | 2023-08-01 | Unreeling mechanism of flexographic printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220334240U (en) |
-
2023
- 2023-08-01 CN CN202322051082.XU patent/CN220334240U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |