CN209937971U

CN209937971U - Cylinder of rotary screen printing machine

Info

Publication number: CN209937971U
Application number: CN201920332558.8U
Authority: CN
Inventors: 朱鹏峰
Original assignee: HANGZHOU HANGMIN DAMEI DYEING ARRANGEMENTS CO Ltd
Current assignee: HANGZHOU HANGMIN DAMEI DYEING ARRANGEMENTS CO Ltd
Priority date: 2019-03-15
Filing date: 2019-03-15
Publication date: 2020-01-14
Anticipated expiration: 2029-03-15

Abstract

The utility model belongs to the calico printing machine field, especially, circular screen printer's cylinder is not convenient for dismantle the change to current cylinder, has reduced the problem of printing quality, now proposes following scheme, and it includes cylinder and axis, the cylinder activity cup joints epaxially, and centraxonial both sides all are equipped with the connecting block, and the fixed slot has all been seted up to one side of two connecting blocks, and centraxonial both ends extend to respectively in two fixed slots, seted up the U die cavity on the connecting block, centraxonial top and below all are equipped with the fixed axle of fixed mounting on the inner wall of U die cavity one side, and the equal activity of two fixed axles has cup jointed V type pole. The utility model discloses simple structure injects the axis in the fixed slot, can make two dead levers inject in two draw-in grooves to quick convenient completion cylinder's installation, dismantlement that simultaneously can be convenient, thereby make the cylinder can quick convenient dismantlement change, improved the printing quality.

Description

Cylinder of rotary screen printing machine

Technical Field

The utility model relates to a calico printing machine technical field especially relates to a cylinder of circular screen printer.

Background

The circular screen printer is a screen printer which uses a continuously rotating seamless cylinder screen to print, and can be divided into three types, namely a vertical type, a horizontal type and a radial type according to the arrangement mode of the circular screen.

The publication No. CN208343668U discloses a digital printing and rotary screen printing integrated equipment, which comprises a base, wherein limiting blocks are fixedly arranged on the outer surfaces of two sides of the base, the number of the limiting blocks is four, a connecting rod is fixedly connected between every two adjacent limiting blocks, a sleeve block is fixedly sleeved on the outer surface of the connecting rod, a connecting rod is fixedly connected between every two adjacent limiting blocks in the equipment, a sleeve block is fixedly sleeved on the outer surface of the connecting rod, a supporting rod is fixedly connected to the top of the sleeve block, connecting blocks are fixedly arranged on the top of the supporting rod, the number of the connecting blocks is six, a middle shaft is fixedly connected between every two connecting blocks positioned on two sides of the base, a rotary screen roller is movably sleeved on the outer surface of the middle shaft, so that the roller is not detachable, but can be worn to reduce the printing quality when the roller is used for a long, there is room for improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the cylinder is not convenient to detach and replace in the prior art, reducing the printing quality, and providing a cylinder of a circular screen printer.

A rotary drum of a circular screen printer comprises a rotary drum and a center shaft, wherein the rotary drum is movably sleeved on the center shaft, connecting blocks are arranged on two sides of the center shaft, fixing grooves are formed in one side of each connecting block, two ends of the center shaft respectively extend into the two fixing grooves, a U-shaped cavity is formed in each connecting block, fixing shafts fixedly arranged on the inner wall of one side of the U-shaped cavity are arranged above and below the center shaft, V-shaped rods are movably sleeved on the two fixing shafts respectively, fixing rods are movably arranged on one side of each V-shaped rod, connecting holes are formed in the inner walls of the top side and the bottom side of the U-shaped cavity respectively and communicated with the fixing grooves, one ends, close to each other, of the two fixing rods respectively penetrate through the two connecting holes and extend into the fixing grooves, a linkage rod and a driving rod are rotatably arranged on one side, the epaxial activity of installation has cup jointed Y type pole, and the gangbar all rotates with one side of drive pole and installs on one side of Y type pole, seted up the pulling hole on the bottom side inner wall of U die cavity, the bottom of Y type pole runs through pulling hole and fixed mounting has the pulling pole, the bottom side of connecting block is rotated and is installed U type pole, and one side of U type pole contacts with one side of pulling pole.

Preferably, the two V-shaped rods are fixedly mounted at one side away from each other with one ends of the springs, the two springs are fixedly mounted at the inner walls of the top side and the bottom side of the U-shaped cavity respectively at one end away from each other, and the Y-shaped rods rotate to pull the two V-shaped rods to rotate towards one side close to each other through the linkage rods and the driving rods and enable the two springs to be stressed.

Preferably, a sliding hole is formed in one side of each V-shaped rod, a sliding shaft is movably mounted in each sliding hole, one end of each sliding shaft is fixedly mounted on one side of each fixing rod, the two V-shaped rods rotate to drive the two fixing rods to move through the two sliding shafts, and the two sliding shafts slide in the two sliding holes respectively.

Preferably, the top side and the bottom side of the middle shaft are both provided with a clamping groove, one ends of the two fixing rods, which are close to each other, extend into the two clamping grooves respectively, the pulling rod is continuously pulled until the ends of the two fixing rods, which are close to each other, are inserted into the two clamping grooves respectively, and therefore the middle shaft is fixed.

Preferably, a rotating groove is formed in the bottom side of the connecting block, the top end of the U-shaped rod extends into the rotating groove, the U-shaped rod is rotated at the moment, the top end of the U-shaped rod rotates in the rotating groove until the U-shaped rod is contacted with one side of the pulling rod, and the pulling rod is clamped.

In the utility model, through the matching use of the roller, the connecting block, the middle shaft, the fixing grooves, the U-shaped cavity, the fixing shaft, the V-shaped rod, the linkage rod, the driving rod, the mounting shaft, the Y-shaped rod, the pulling rod and the pulling hole, when the roller needs to be mounted, two ends of the middle shaft are respectively inserted into the two fixing grooves, at the moment, the pulling rod is pulled to drive the Y-shaped rod to rotate, the Y-shaped rod rotates on the mounting shaft, the Y-shaped rod rotates to pull the two V-shaped rods to rotate towards one side close to each other through the linkage rod and the driving rod, the two V-shaped rods respectively rotate on the two fixing shafts, through the matching use of the roller, the connecting block, the middle shaft, the fixing grooves, the U-shaped cavity, the fixing shaft, the V-shaped rods, the fixing rods, the connecting holes, the clamping grooves, the pulling rod, the U-shaped rods, meanwhile, the two sliding shafts respectively slide in the two sliding holes, the pulling rod is continuously pulled until one ends, close to each other, of the two fixing rods are respectively inserted into the two clamping grooves, so that the middle shaft is fixed, the U-shaped rod is rotated at the moment, the top end of the U-shaped rod rotates in the rotating groove until the U-shaped rod is contacted with one side of the pulling rod, and the pulling rod is clamped;

the utility model discloses simple structure injects the axis in the fixed slot, can make two dead levers inject in two draw-in grooves to quick convenient completion cylinder's installation, dismantlement that simultaneously can be convenient, thereby make the cylinder can quick convenient dismantlement change, improved the printing quality.

Drawings

Fig. 1 is a schematic structural diagram of a drum of a circular screen printer according to the present invention;

fig. 2 is a schematic structural view of a portion a in fig. 1 of a drum of a circular screen printer according to the present invention;

fig. 3 is a schematic structural diagram of a portion a1 in fig. 2 of a drum of a circular screen printer according to the present invention.

In the figure: the device comprises a roller 1, a connecting block 2, a middle shaft 3, a fixing groove 4, a cavity 5U, a fixing shaft 6, a 7V-shaped rod, a fixing rod 8, a connecting hole 9, a clamping groove 10, a linkage rod 11, a driving rod 12, a mounting shaft 13, a Y-shaped rod 14, a pulling rod 15, a pulling hole 16, a U-shaped rod 17, a sliding hole 18 and a sliding shaft 19.

Detailed Description

Referring to fig. 1-3, a rotary screen printing machine roller comprises a rotary screen 1 and a central shaft 3, the rotary screen 1 is movably sleeved on the central shaft 3, both sides of the central shaft 3 are provided with connecting blocks 2, one side of each of the two connecting blocks 2 is provided with a fixing groove 4, both ends of the central shaft 3 respectively extend into the two fixing grooves 4, the connecting blocks 2 are provided with a U-shaped cavity 5, both the upper part and the lower part of the central shaft 3 are provided with fixing shafts 6 fixedly arranged on the inner wall of one side of the U-shaped cavity 5, both the two fixing shafts 6 are movably sleeved with V-shaped rods 7, one side of each of the two V-shaped rods 7 is movably provided with a fixing rod 8, both the top side and the bottom side of the U-shaped cavity 5 are provided with connecting holes 9, both the two connecting holes 9 are communicated with the fixing grooves 4, the end of each of the two fixing rods 8 close to each other respectively penetrates through, an installation shaft 13 is fixedly installed on the inner wall of one side of the U-shaped cavity 5, a Y-shaped rod 14 is movably sleeved on the installation shaft 13, one sides of the linkage rod 11 and the driving rod 12 are rotatably installed on one side of the Y-shaped rod 14, a pulling hole 16 is formed in the inner wall of the bottom side of the U-shaped cavity 5, the bottom end of the Y-shaped rod 14 penetrates through the pulling hole 16 and is fixedly provided with a pulling rod 15, a U-shaped rod 17 is rotatably installed on the bottom side of the connecting block 2, and one side of the U-shaped rod 17 is in contact with one side of the; in the utility model, one side of each V-shaped rod 7, which is far away from each other, is fixedly provided with one end of a spring, one end of each spring, which is far away from each other, is fixedly arranged on the inner walls of the top side and the bottom side of the U-shaped cavity 5 respectively, and the Y-shaped rod 13 rotates to pull the two V-shaped rods 7 to rotate towards one side which is close to each other through the linkage rod 11 and the driving rod 12 so as to stress the two springs; in the utility model, one side of the V-shaped rod 7 is provided with a sliding hole 18, a sliding shaft 19 is movably arranged in the sliding hole 18, one end of the sliding shaft 19 is fixedly arranged on one side of the fixed rod 8, the two V-shaped rods 7 rotate to drive the two fixed rods 8 to move through the two sliding shafts 19, and the two sliding shafts 19 respectively slide in the two sliding holes 18; in the utility model, the top side and the bottom side of the middle shaft 3 are both provided with the clamping grooves 10, one ends of the two fixing rods 8 close to each other respectively extend into the two clamping grooves 10, the pulling rod 15 is continuously pulled until one ends of the two fixing rods 8 close to each other are respectively inserted into the two clamping grooves 10, so that the middle shaft 3 is fixed; the utility model discloses in, the swivelling chute has been seted up to the bottom side of connecting block 2, and U type pole 17's top extends to the swivelling chute in, rotates U type pole 17 this moment for U type pole 17's top is at the swivelling chute internal rotation, contacts until U type pole 17 and one side of pulling rod 15, thereby blocks pulling rod 15.

The working principle is as follows: when the roller 1 needs to be installed, two ends of the middle shaft 3 are respectively inserted into the two fixed grooves 4, at the moment, the pulling rod 15 is pulled, so that the pulling rod 15 drives the Y-shaped rods 14 to rotate, the Y-shaped rods 14 rotate on the installation shaft 13, the Y-shaped rods 13 rotate, the two V-shaped rods 7 are pulled to rotate towards the mutually close sides through the linkage rod 11 and the driving rod 12, the two springs are stressed, the two V-shaped rods 7 respectively rotate on the two fixed shafts 6, the two V-shaped rods 7 rotate, the two fixed rods 8 are driven to move through the two sliding shafts 19, the two sliding shafts 19 respectively slide in the two sliding holes 18, the pulling rod 15 is continuously pulled until the mutually close ends of the two fixed rods 8 are respectively inserted into the two clamping grooves 10, so that the middle shaft 3 is fixed, at the moment, the U-shaped rod 17 is rotated, so that the top end of the U-shaped rod 17 rotates in the rotating groove until the U, thereby clamping the pulling rod 15, the installation of the roller 1 can be completed, and the roller can be conveniently disassembled in the same way.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A rotary drum of a rotary screen printing machine comprises a rotary drum (1) and a center shaft (3), wherein the rotary drum (1) is movably sleeved on the center shaft (3), connecting blocks (2) are arranged on two sides of the center shaft (3), fixing grooves (4) are formed in one side of each of the two connecting blocks (2), two ends of the center shaft (3) respectively extend into the two fixing grooves (4), the rotary screen printing machine is characterized in that a U-shaped cavity (5) is formed in each connecting block (2), fixing shafts (6) fixedly arranged on the inner wall of one side of the U-shaped cavity (5) are arranged above and below the center shaft (3), V-shaped rods (7) are movably sleeved on the two fixing shafts (6), and fixing rods (8) are movably arranged on one side of each V-shaped rod (7); connecting holes (9) are formed in the inner walls of the top side and the bottom side of the U-shaped cavity (5), the two connecting holes (9) are communicated with the fixing groove (4), and one ends, close to each other, of the two fixing rods (8) penetrate through the two connecting holes (9) respectively and extend into the fixing groove (4); one side of each of the two V-shaped rods (7) is rotatably provided with a linkage rod (11) and a driving rod (12), the inner wall of one side of the U-shaped cavity (5) is fixedly provided with an installation shaft (13), the installation shaft (13) is movably sleeved with a Y-shaped rod (14), and one sides of the linkage rod (11) and the driving rod (12) are rotatably arranged on one side of the Y-shaped rod (14); the U-shaped die is characterized in that a pulling hole (16) is formed in the inner wall of the bottom side of the U-shaped cavity (5), the bottom end of the Y-shaped rod (14) penetrates through the pulling hole (16) and is fixedly provided with a pulling rod (15), the bottom side of the connecting block (2) is rotatably provided with the U-shaped rod (17), and one side of the U-shaped rod (17) is in contact with one side of the pulling rod (15).

2. The rotary screen printing machine cylinder according to claim 1, characterized in that the sides of the two V-shaped bars (7) remote from each other are fixedly provided with one ends of springs, and the ends of the two springs remote from each other are fixedly provided on the top and bottom inner walls of the U-shaped cavity (5), respectively.

3. The rotary screen printing machine roller as claimed in claim 1, wherein one side of the V-shaped rod (7) is provided with a sliding hole (18), a sliding shaft (19) is movably mounted in the sliding hole (18), and one end of the sliding shaft (19) is fixedly mounted on one side of the fixed rod (8).

4. The rotary screen printing machine roller as claimed in claim 1, characterized in that the top side and the bottom side of the central shaft (3) are provided with a slot (10), and the ends of the two fixing rods (8) close to each other extend into the two slots (10).

5. The rotary screen printing machine roller as claimed in claim 1, characterized in that the connecting block (2) has a rotary groove formed in the underside thereof, into which the top end of the U-shaped bar (17) extends.