Trademark printing machine

Abstract

The utility model discloses a trademark printing machine which comprises a large cylinder, a plate cylinder, an anilox roller and a clutch component, the large cylinder is rotationally installed on a machine frame and connected with a first motor, and the large cylinder is provided with a first gear; the plate cylinder can move relative to the large cylinder and is provided with a second gear; the anilox roller is provided with a third gear and a central shaft; the clutch part comprises a mounting plate, a clutch gear, a connecting rod assembly and a driving part, the clutch gear is mounted on a central shaft of the anilox roller, the mounting plate is arranged on the rack in a swinging manner, a second motor is mounted on the mounting plate and connected with an output gear, the driving part is mounted on the rack, and the connecting rod assembly is connected with the output gear. The driving piece drives the mounting plate to swing and the plate cylinder to move through the connecting rod assembly; during printing operation, the second gear is meshed with the first gear and the third gear, and the output gear is separated from the clutch gear; when printing is stopped, the plate cylinder is separated from the large cylinder and the anilox roller, the output gear is meshed with the clutch gear, and the anilox roller rotates continuously.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of trademark processing, specifically is trademark printing machine. BACKGROUND

[0002] The water-based ink printing adopts the ink transfer roller to transfer the water-based ink in the ink box to the anilox roller, and then to the plate cylinder, and the plate cylinder is pressed with the large cylinder to print the trademark. When the anilox roller and the ink transfer roller are not used, the water-based ink on the surface thereof dries and remains on the surface, and the anilox roller and the ink transfer roller must be cleaned before being used again to remove the dried ink traces on the surface. The anilox roller needs to be disassembled from the rack for cleaning, which is not only complicated to operate, but also affects the production efficiency. SUMMARY

[0003] In view of the technical problems in the background art, the utility model solves the technical problems and aims to provide a trademark printing machine capable of preventing the water-based ink on the surface of the anilox roller from drying.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: the trademark printing machine comprises a large cylinder, a plate cylinder, an anilox roller and a clutch component,

[0005] The large cylinder is rotatably installed on the rack and connected with the first motor, and the large cylinder is provided with a first gear;

[0006] The plate cylinder is rotatably arranged on the rack and movable relative to the large cylinder, and the plate cylinder is provided with a second gear;

[0007] The anilox roller is rotatably arranged on the rack, and the anilox roller is provided with a third gear and a central shaft;

[0008] The clutch component comprises a mounting plate, a clutch gear, a connecting rod assembly and a driving member, the clutch gear is installed on the central shaft of the anilox roller, the mounting plate is swingably arranged on the rack, the second motor is installed on the mounting plate, the second motor is connected with an output gear, the driving member is installed on the rack, and the driving member drives the mounting plate to swing and the plate cylinder to move through the connecting rod assembly;

[0009] During the printing operation, the second gear is engaged with the first gear and the third gear, and the output gear is separated from the clutch gear; when the printing is stopped, the plate cylinder is separated from the large cylinder and the anilox roller, the output gear is engaged with the clutch gear, and the anilox roller continues to rotate.

[0010] The anilox roller of the utility model always rotates, the first motor drives the large cylinder to rotate during the printing operation, the large cylinder drives the plate cylinder and the anilox roller to rotate, the anilox roller is separated from the plate cylinder when the printing is stopped, the second motor is started, the anilox roller is driven to rotate through the output gear and the clutch gear, the surface of the anilox roller retains fresh water-based ink, the water-based ink is prevented from drying, and the printing operation can be performed at any time.

[0011] Preferably, the linkage assembly comprises a first linkage and a second linkage, the first linkage is connected with the first mounting shaft, the first mounting shaft is rotatably mounted on the frame, the second linkage is rotatably connected with the first linkage and the mounting plate respectively, and the driving end of the driving member is rotatably connected with the first linkage.

[0012] Preferably, the two ends of the plate cylinder are rotatably mounted with support discs;

[0013] The frame comprises a first wall plate and a second wall plate, and the first wall plate and the second wall plate are both swingably provided with support arms;

[0014] The first mounting shaft is rotatably mounted on the first wall plate, the second mounting shaft is rotatably mounted on the second wall plate, the first mounting shaft and the second mounting shaft rotate synchronously, and the first mounting shaft and the second mounting shaft are both provided with linkage members;

[0015] The support discs at the two ends of the plate cylinder are placed on the two groups of support arms and linkage members. The rotation of the first mounting shaft and the second mounting shaft drives the linkage members to rotate, the linkage members push the support discs, the plate cylinder moves, and the plate cylinder is separated from the large cylinder and the anilox roller; the reverse rotation of the first mounting shaft and the second mounting shaft resets, and the plate cylinder resets and cooperates with the large cylinder and the anilox roller.

[0016] Preferably, the frame is provided with guide grooves, and the two ends of the plate cylinder are arranged in the guide grooves. The arrangement of the guide grooves facilitates the installation of the plate cylinder.

[0017] Preferably, the support discs at the two ends of the plate cylinder are both provided with pressing rods, the two pressing rods are swingably arranged on the first wall plate and the second wall plate, and the pressing rods are connected with the cylinders driving the swinging thereof. The linkage members and the support arms hold the support discs, the pressing rods press the support discs from above, and the plate cylinder remains stable during the printing operation.

[0018] Preferably, the linkage assembly further comprises a third linkage, a fourth linkage and a rotating shaft, the third linkage is arranged in parallel with the first linkage, and the fourth linkage is rotatably connected with the first linkage and the third linkage respectively;

[0019] The two ends of the rotating shaft are rotatably mounted on the frame, and the rotating shaft is arranged in parallel with the first mounting shaft and the second mounting shaft;

[0020] The first linkage, the third linkage and the fourth linkage are arranged in two groups and are arranged in left-right symmetry, the two ends of the rotating shaft are connected with the third linkage, and the second mounting shaft is connected with the first linkage of the other group. The swinging of the first linkage synchronously swings the third linkage through the fourth linkage, and the third linkage synchronously rotates the first mounting shaft and the second mounting shaft through the rotating shaft.

[0021] As preferred, the linkage comprises an adjusting block, a linkage block and a first adjusting bolt, the two adjusting blocks are connected with the first mounting shaft and the second mounting shaft respectively, the two linkage blocks are rotatably connected with the first mounting shaft and the second mounting shaft respectively, the linkage block supports the supporting disc, the linkage block extends an adjusting part, the adjusting part is above the adjusting block, the first adjusting bolt is threadedly connected with the adjusting part, and the first adjusting bolt presses the adjusting block through the adjusting part of the linkage block. The pressure between the plate cylinder and the anilox roller is adjusted through the first adjusting bolt.

[0022] As preferred, one end of the supporting arm supports the supporting disc, the other end of the supporting arm is an adjusting end, adjusting seats are arranged above the adjusting ends of the two supporting arms, the adjusting seats are mounted on the first wall plate and the second wall plate respectively, the adjusting seat is threadedly connected with a second adjusting bolt, and the second adjusting bolt presses the adjusting end of the supporting arm through the adjusting seat. The gap between the plate cylinder and the large cylinder is adjusted through the second adjusting bolt.

[0023] As preferred, the adjusting part of the linkage block and the adjusting end of the supporting arm are arranged at the same end. It is convenient for the workers to operate and adjust at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a schematic view of the utility model.

[0025] Figure 2 It is the utility model Figure 1 It is a schematic view from another angle.

[0026] Figure 3 It is a schematic view of the back of the first wall plate of the utility model.

[0027] Figure 4 It is a schematic view of the linkage and the supporting arm of the utility model.

[0028] Figure 5 It is a schematic view of the clutch part of the utility model.

[0029] The drawing number: 1, frame; 11, first wall plate; 12, second wall plate; 13, guide groove; 2, large cylinder; 21, first gear; 3, plate cylinder; 31, second gear; 32, supporting disc; 4, anilox roller; 41, third gear; 5, clutch part; 51, second motor; 52, clutch gear; 53, mounting plate; 54, driving part; 6, connecting rod assembly; 61, first connecting rod; 62, second connecting rod; 63, third connecting rod; 64, fourth connecting rod; 65, first mounting shaft; 66, second mounting shaft; 67, rotating shaft; 7, supporting arm; 71, adjusting end of supporting arm; 72, second adjusting bolt; 73, adjusting seat; 8, linkage; 81, adjusting part of linkage block; 82, first adjusting bolt; 83, adjusting block; 84, linkage block; 9, pressing rod; 91, air cylinder. DETAILED DESCRIPTION

[0030] The embodiment of the present application and the related details and working principles of the examples are described below in combination with the drawings. The trademark printing machine comprises a large cylinder 2, a plate cylinder 3, a anilox roller 4 and a clutch component 5. The large cylinder 2 is rotatably installed on the frame 1 and connected with a first motor. The large cylinder 2 is provided with a first gear 21. The plate cylinder 3 is rotatably arranged on the frame and movable relative to the large cylinder 2. The plate cylinder 3 is provided with a second gear 31. The anilox roller 4 is rotatably arranged on the frame. The anilox roller 4 is provided with a third gear 41 and a central shaft. The frame comprises a first wall plate 11 and a second wall plate 12. The central shafts at both ends of the large cylinder 2 and the anilox roller 4 are rotatably installed on the first wall plate 11 and the second wall plate 12. The plate cylinder 3 is movably arranged on the frame 1. The clutch component 5 comprises a mounting plate 53, a clutch gear 52, a connecting rod assembly 6 and a driving member 54. The clutch gear 52 is installed on the central shaft of the anilox roller. The mounting plate 53 is swingably arranged on the frame 1. In the drawings, the mounting plate 53 is swingably arranged on the first wall plate 11. A second motor 51 is installed on the mounting plate 53. The second motor is connected with an output gear. The driving member 54 is installed on the frame 1. The driving member 54 drives the mounting plate 53 to swing and the plate cylinder 3 to move through the connecting rod assembly 6. During printing operation, the second gear 31 is engaged with the first gear 21 and the third gear 41. The output gear is separated from the clutch gear 52. The first motor is started to drive the large cylinder 2 to rotate. The first gear 21 drives the second gear 31 to rotate. The second gear 31 drives the third gear 41 to rotate. The plate cylinder 3 and the anilox roller 4 are rotated. When printing is stopped, the driving member 54 drives the plate cylinder 3 to move so that the plate cylinder 3 is separated from the large cylinder 2 and the anilox roller 4. At the same time, the mounting plate 53 swings. The output gear is engaged with the clutch gear 52. The second motor 51 is started to continuously drive the anilox roller 4 to rotate so that fresh ink is reserved on the surface of the anilox roller to avoid drying of the ink and printing operation can be performed at any time.

[0031] The connecting rod assembly 6 comprises a first connecting rod 61 and a second connecting rod 62. The first connecting rod is connected with a first mounting shaft 65. The first mounting shaft is rotatably installed on the frame. The second connecting rod 62 is rotatably connected with the first connecting rod 61 and the mounting plate 53 respectively. The driving end of the driving member 54 is rotatably connected with the first connecting rod. The driving member is a cylinder. The cylinder is a second cylinder. The second cylinder is installed on the first wall plate 11. See the drawings. Figure 5 When the second cylinder is retracted, the first connecting rod 61 swings to the left in the reverse direction. The first connecting rod 61 pulls the second connecting rod 62 so that the mounting plate 53 approaches the clutch gear 52. The output gear is engaged with the clutch gear 52. When the second cylinder is extended, the first connecting rod 61 swings to the right. The first connecting rod 61 pushes the second connecting rod 62 so that the mounting plate 53 swings in the reverse direction. The output gear is separated from the clutch gear 52.

[0032] The first mounting shaft 65 is rotatably mounted on the first wall plate 11, the second mounting shaft 66 is rotatably mounted on the second wall plate 12, and the first mounting shaft 65 and the second mounting shaft 66 rotate synchronously. As shown in the drawings, the linkage assembly 6 further comprises a third linkage 63, a fourth linkage 64 and a rotating shaft 67, the third linkage 63 is arranged in parallel with the first linkage 61, and the fourth linkage 64 is rotatably connected with the first linkage 61 and the third linkage 63 respectively; the rotating shaft 67 is rotatably mounted on the frame at both ends, and the rotating shaft is arranged in parallel with the first mounting shaft and the second mounting shaft. The first linkage, the third linkage and the fourth linkage are provided with two groups and arranged in left-right symmetry, the both ends of the rotating shaft 67 are connected with the two third linkages 63, and the second mounting shaft 66 is connected with the first linkage of the other group, that is, the first mounting shaft 65 and the second mounting shaft 66 are connected with the two first linkages 61 respectively. The second cylinder drives the first linkage connected therewith to swing, the first mounting shaft 65 connected with the first linkage rotates, and the first linkage drives the third linkage 63 to swing through the fourth linkage 64, the third linkage drives the third linkage, the fourth linkage and the first linkage of the other group to swing synchronously through the rotating shaft 67, and the second mounting shaft 66 connected with the first linkage of the group rotates, that is, the first mounting shaft 65 and the second mounting shaft 66 rotate synchronously.

[0033] The first mounting shaft and the second mounting shaft are both provided with linkage members 8, the first wall plate 11 and the second wall plate 12 are both provided with support arms 7 which swing, the both ends of the plate cylinder 3 are rotatably mounted with support discs 32, the support discs are disc-shaped or fan-shaped as shown, Figure 1 The support arm 7 and the linkage member 8 form a support angle, and the support discs at both ends of the plate cylinder 3 are placed on the two groups of support arms 7 and linkage members 8. The frame 1 is provided with guide grooves 13, and the both ends of the plate cylinder 3 are arranged in the guide grooves 13. The support discs at both ends of the plate cylinder 3 are both provided with pressing rods 9 which swing on the first wall plate 11 and the second wall plate 12, and the pressing rods 9 are connected with cylinders 91 which drive the pressing rods 9 to swing, the linkage members 8 and the support arms 7 hold the support discs, and the pressing rods 9 press the support discs from above, so that the plate cylinder 3 remains stable during printing operation, and the plate cylinder 3 is easily removed after the pressing rods 9 move upward; when the second cylinder drives the first linkage 61 to swing, the first mounting shaft 65 and the second mounting shaft 66 rotate, the linkage member 8 pushes the support disc, and the plate cylinder 3 moves upward and separates from the large cylinder 2 and the anilox roller 4, at this time, the cylinder 91 has driven the pressing rod 9 to move upward, or the pushing force of the linkage member 8 is greater than the pressure of the pressing rod 9, so that the plate cylinder 3 moves upward.

[0034] The linkage 8 comprises an adjusting block 83, a linkage block 84 and a first adjusting bolt 82, the two adjusting blocks are connected with the first mounting shaft 65 and the second mounting shaft 66 respectively, and the two linkage blocks are rotatably connected with the first mounting shaft and the second mounting shaft, the linkage block 84 supports the supporting disc, the linkage block extends an adjusting part, the adjusting part 81 of the linkage block is above the adjusting block 83, the first adjusting bolt 82 is threadedly connected with the adjusting part, and the first adjusting bolt 82 presses the adjusting block 83 through the adjusting part 81 of the linkage block. Figure 3 The first adjusting bolt 82 is rotated to make the distance between the adjusting part 81 of the linkage block and the adjusting block 83 larger, the linkage block 84 is counterclockwise rotated to push the plate cylinder, so that the gap between the plate cylinder 3 and the anilox roller 4 is larger or the pressure of the two is smaller, and vice versa, the second adjusting bolt 72 is reversely rotated, the distance between the adjusting part 81 of the linkage block and the adjusting block 83 is smaller, and the gap between the plate cylinder 3 and the anilox roller 4 is smaller or the pressure of the two is larger.

[0035] One end of the supporting arm 7 supports the supporting disc, the other end of the supporting arm 7 is an adjusting end, the adjusting ends of the two supporting arms 7 are both provided with an adjusting seat 73, the two adjusting seats 73 are mounted on the first wall plate 11 and the second wall plate 12 respectively, the adjusting seat 73 is threadedly connected with the second adjusting bolt 72, and the second adjusting bolt 72 presses the adjusting end 71 of the supporting arm through the adjusting seat 73. Similarly, the weight of the plate cylinder 3 makes the adjusting end of the supporting arm press the adjusting seat 73, and the second adjusting bolt 72 is used to adjust the distance between the adjusting end of the supporting arm and the adjusting seat 73, as shown in Figure 5 The distance between the adjusting end 71 of the supporting arm and the adjusting seat 73 is larger, the supporting arm 7 pushes the plate cylinder 3 to move, the distance between the plate cylinder and the large cylinder is larger, and vice versa, the distance between the adjusting end 71 of the supporting arm and the adjusting seat 73 is smaller, so that the distance between the plate cylinder 3 and the large cylinder 2 is smaller, which is suitable for trademark printing materials with different thicknesses. The adjusting part 81 of the linkage block and the adjusting end of the supporting arm 7 are arranged at the same end, as shown in Figures 1-3 Both of them are arranged adjacent to the front of the plate cylinder 3, so that the staff can operate and adjust at the same time.

[0036] The working principle of the preferred embodiment is further explained below with reference to the drawings: during printing, the second cylinder pushes the first connecting rod 61 to swing, the first connecting rod pulls the second connecting rod 62 to make the mounting plate 53 swing, the output gear on the mounting plate is separated from the meshing gear, at the same time, the first connecting rod drives the first mounting shaft 65 and the second mounting shaft 66 to rotate, the linkage block 84 swings downward, the plate cylinder 3 moves downward, the second gear 31 meshes with the first gear 21 and the third gear 41, the first motor is started, drives the large cylinder 2 to rotate, and the large cylinder 2 drives the plate cylinder 3 and the anilox roller 4 to rotate and work; when the printing is stopped, the second cylinder is retracted, the first connecting rod 61 is pulled to swing reversely, drives the first mounting shaft 65 and the second mounting shaft 66 to rotate reversely, the linkage block 84 swings upward, the plate cylinder 3 moves upward, and is separated from the anilox roller 4 and the large cylinder 2; at the same time, the first connecting rod 61 drives the mounting plate 53 to swing, so that the output gear on the mounting plate 53 meshes with the meshing gear, the second motor 51 drives the output gear to rotate, the output gear drives the meshing gear to rotate, and the anilox roller 4 continues to rotate.

Claims

1. A trademark printing machine characterized by: The printing machine comprises a large cylinder, a plate cylinder, a screen roller and a clutch component, the large cylinder is rotatably installed on the frame and connected with the first motor, and the large cylinder is provided with a first gear; the plate cylinder is rotatably installed on the frame and movable relative to the large cylinder, and the plate cylinder is provided with a second gear; the screen roller is rotatably installed on the frame, and the screen roller is provided with a third gear and a central shaft; the clutch component comprises a mounting plate, a clutch gear, a connecting rod assembly and a driving member, the clutch gear is installed on the central shaft of the screen roller, the mounting plate is swingably installed on the frame, the second motor is installed on the mounting plate, the second motor is connected with an output gear, the driving member is installed on the frame, and the driving member drives the mounting plate to swing and the plate cylinder to move through the connecting rod assembly; during printing, the second gear is engaged with the first gear and the third gear, and the output gear is separated from the clutch gear; when printing is stopped, the plate cylinder is separated from the large cylinder and the screen roller, the output gear is engaged with the clutch gear, and the screen roller continues to rotate.

2. The trademark printing machine according to claim 1, characterized in that: the connecting rod assembly comprises a first connecting rod and a second connecting rod, the first connecting rod is connected with a first mounting shaft, the first mounting shaft is rotatably installed on the frame, the second connecting rod is rotatably connected with the first connecting rod and the mounting plate, and the driving end of the driving member is rotatably connected with the first connecting rod.

3. The trademark printer according to claim 2, characterized in that: both ends of the plate cylinder are rotatably installed with support discs; the frame comprises a first wall plate and a second wall plate, and the first wall plate and the second wall plate are swingably provided with support arms; the first mounting shaft is rotatably installed on the first wall plate, the second mounting shaft is rotatably installed on the second wall plate, the first mounting shaft and the second mounting shaft rotate synchronously, and the first mounting shaft and the second mounting shaft are provided with linkage members; the support discs at both ends of the plate cylinder are arranged on the two groups of support arms and the linkage members.

4. The trademark printer according to claim 3, characterized in that: the frame is provided with guide grooves, and both ends of the plate cylinder are slidably arranged in the guide grooves.

5. The trademark printing machine according to claim 3, characterized in that: both ends of the plate cylinder are rotatably installed with support discs, and both ends of the plate cylinder are rotatably installed with support discs.

6. A trademark printer according to any one of claims 3-5, characterized in that: the connecting rod assembly further comprises a third connecting rod, a fourth connecting rod and a rotating shaft, the third connecting rod is arranged in parallel with the first connecting rod, and the fourth connecting rod is rotatably connected with the first connecting rod and the third connecting rod; both ends of the rotating shaft are rotatably installed on the frame, and the rotating shaft is arranged in parallel with the first mounting shaft and the second mounting shaft; the first connecting rod, the third connecting rod and the fourth connecting rod are arranged in two groups and symmetrically arranged on the left and right sides, both ends of the rotating shaft are connected with the third connecting rod, and the second mounting shaft is connected with the first connecting rod of the other group.

7. The trademark printer according to claim 6, characterized in that: the linkage member comprises an adjusting block, a linkage block and a first adjusting bolt, two adjusting blocks are connected with the first mounting shaft and the second mounting shaft respectively, two linkage blocks are rotatably connected with the first mounting shaft and the second mounting shaft respectively, the linkage block supports the support disc, the linkage block extends an adjusting part, the adjusting part is above the adjusting block, the first adjusting bolt is threadedly connected with the adjusting part, and the first adjusting bolt penetrates through the adjusting part of the linkage block to press the adjusting block.

8. The trademark printer according to claim 7, characterized in that: One end of the support arm supports the support disc, and the other end of the support arm is an adjusting end.

9. The trademark printer according to claim 8, characterized in that: The adjusting part of the linkage block and the adjusting end of the support arm are arranged at the same end.

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