Rotary screen printing machine

Abstract

The rotary screen printing machine comprises a conveying belt and a rotary screen which are located on a rack, and further comprises a first vertical plate, a second vertical plate, a transverse plate, an inclined plate and a driving mechanism, the first vertical plate and the second vertical plate are vertically arranged and located at the top of the rack, the bottom of the first vertical plate is connected with the rack, and the bottom of the second vertical plate makes contact with the rack; the sides, close to each other, of the first vertical plate and the second vertical plate are connected with the two ends of the rotary screen respectively, the transverse plate is horizontally arranged, one end of the transverse plate is connected with the first vertical plate, the other end of the transverse plate makes contact with the second vertical plate, the inclined plate is obliquely arranged, located at the bottom of the rotary screen and connected with the rack, and a conveying groove allowing fabric to penetrate through is formed in the inclined plate. The driving mechanism is located on the rack, connected with the first vertical plate and used for driving the rotary screen to be separated from the first vertical plate and the second vertical plate. The printing device has the effects that a worker can conveniently disassemble and replace the printing device, and time and labor are saved.

Description

Technical Field

[0001] The present application relates to the field of printing machines, and in particular to a rotary screen printing machine. Background Art

[0002] Short-process clean micro-printing is a new textile printing and dyeing technology that aims to reduce the consumption of water, energy and chemicals and reduce the impact on the environment. When short-process clean micro-printing is performed on fabrics, a printing machine is often used.

[0003] The Chinese utility model patent with authorization announcement number CN213704876U discloses a rotary screen printing machine, which includes a frame, on which a cloth feeding device, a flattening device for flattening the cloth in the cloth width direction, a printing device and a cloth discharging device are arranged along the cloth conveying direction, the flattening device includes a flattening arc surface and a tensioning device for tensioning the cloth, the flattening arc surface is arranged on the frame and the flattening arc surface is used to conflict with the cloth, a plurality of V-shaped protrusions are opened on the flattening arc surface, and the plurality of V-shaped protrusions are distributed along the cloth conveying direction, the V-shaped protrusions include a first protrusion and a second protrusion, and the distance between the first protrusion and the second protrusion gradually increases along the direction from cloth input to output.

[0004] The above-mentioned rotary screen printing machine requires different patterns when printing different batches of fabrics, so different printing devices are needed to perform the printing work, and the staff needs to disassemble and replace the printing devices, which is time-consuming and laborious. Utility Model Content

[0005] In order to facilitate the staff to disassemble and replace the printing device and save time and effort, the present application provides a rotary screen printing machine.

[0006] The present application provides a rotary screen printing machine, which adopts the following technical solution:

[0007] The conveyor belt is connected to the frame, the rotary screen is horizontally arranged and located at the top of the conveyor belt, the rotary screen is connected to the frame, and also includes a first vertical plate, a second vertical plate, a cross plate, an inclined plate and a driving mechanism, the first vertical plate and the second vertical plate are both vertically arranged and located at the top of the frame, the bottom of the first vertical plate is connected to the frame, the bottom of the second vertical plate contacts the frame, the sides of the first vertical plate and the second vertical plate close to each other are respectively connected to the two ends of the rotary screen, the cross plate is horizontally arranged, one end of the cross plate is connected to the first vertical plate, and the other end of the cross plate contacts the second vertical plate, the inclined plate is inclined and located at the bottom of the rotary screen, the inclined plate is connected to the frame, a transmission slot for fabrics to pass through is opened on the inclined plate, and the driving mechanism is located on the frame, the driving mechanism is connected to the first vertical plate and is used to drive the rotary screen to disengage from the first vertical plate and the second vertical plate.

[0008] By adopting the above technical scheme, when the rotary screen is used to print the fabric, the fabric is transferred to the conveyor belt after passing through the transfer slot, and the fabric on the conveyor belt is printed through the rotary screen. When printing is performed with different rotary screens, the staff adjusts the driving mechanism so that the first vertical plate, the second vertical plate and the horizontal plate move in the direction close to the inclined plate, and then the first vertical plate and the second vertical plate move in the direction away from each other until the first vertical plate and the second vertical plate are separated from the two ends of the rotary screen, and the rotary screen is transferred to a forklift or other transportation equipment after passing through the inclined plate. The staff then uses a forklift or other transportation equipment to transfer the set rotary screen to the set position after passing through the inclined plate, and then adjusts the driving mechanism so that the new rotary screen is transferred to the top of the transfer point, and then prints the fabric, thereby saving the staff's workload, time and effort.

[0009] Preferably, the driving mechanism includes a cylinder, a connecting member and a transmission member, the cylinder is located on the frame, the cylinder body of the cylinder is connected to the frame, the axial direction of the piston rod of the cylinder is consistent with the length direction of the frame, the piston rod of the cylinder is connected to the cross plate, the connecting member is located on the second vertical plate, the connecting member is connected to the cross plate and is used to move the second vertical plate with the movement of the cross plate, the transmission member is located on the first vertical plate, the transmission member is connected to the second vertical plate and is used to move the second vertical plate along the width direction of the frame

[0010] By adopting the above technical solution, the staff starts the cylinder, and the piston rod of the cylinder is extended and retracted to drive the first vertical plate and the horizontal plate to move synchronously. Through the connecting piece, the second vertical plate moves synchronously with the horizontal plate, thereby driving the round screen to move in a direction close to the inclined plate. The staff adjusts the transmission piece to make the second vertical plate move in a direction away from the first vertical plate, thereby making the first vertical plate and the second vertical plate detach from the two ends of the round screen until the round screen is transmitted to the inclined plate.

[0011] Preferably, a connecting groove is provided at the bottom of the horizontal plate, the length direction of the connecting groove is consistent with the width direction of the frame, the connecting member includes a connecting block, the connecting block is located in the connecting groove and contacts with the side wall of the connecting groove, and the bottom of the connecting block is connected to the second vertical plate.

[0012] By adopting the above technical solution, when the first vertical plate moves along the length direction of the frame, the second vertical plate moves with the first vertical plate through the connecting block and the connecting groove. When the first vertical plate is transmitted to the set position, the second vertical plate moves along the length direction of the connecting groove through the transmission member, thereby facilitating the separation of the round screen from the first vertical plate and the second vertical plate.

[0013] Preferably, the transmission member includes a driving motor, a screw and a transmission rod. The driving motor is located on the first vertical plate and connected to the first vertical plate. The output shaft of the driving motor is coaxially connected to the screw. The axial direction of the screw is consistent with the width direction of the frame. One end of the screw is threaded through the second vertical plate and extends outside the second vertical plate. The axial direction of the transmission rod is consistent with the axial direction of the screw. One end of the transmission rod passes through the second vertical plate and is connected to the side wall of the first vertical plate.

[0014] By adopting the above technical solution, the staff starts the driving motor, and the output shaft of the driving motor rotates to drive the screw to rotate synchronously. Through the transmission rod, the second vertical plate moves in a direction close to or away from the first vertical plate, so that the second vertical plate and the first vertical plate are separated from the circular screen, thereby facilitating the transmission of the circular screen to the inclined plate.

[0015] Preferably, the circular net is provided with a rotating motor, a horizontal axis and a rotating member, the rotating motor is located on the second vertical plate and connected to the first vertical plate, the output shaft of the rotating motor is coaxially connected to the horizontal axis, the horizontal axis is horizontally arranged, the horizontal axis is rotatably connected to the second vertical plate, a transverse groove is coaxially opened on one end of the transverse axis close to the circular net, the side wall of the transverse groove is in contact with the end of the circular net, the rotating member is located in the transverse groove, the rotating member is connected to the circular net and is used to drive the circular net to rotate along with the rotation of the horizontal axis.

[0016] By adopting the above technical solution, the staff starts the rotating motor, and the output shaft of the rotating motor rotates to drive the horizontal axis to rotate synchronously. Through the rotating part, the circular screen rotates with the horizontal axis, thereby facilitating the circular screen to print on the fabric.

[0017] Preferably, a rotation groove is provided on the side wall of the transverse groove, the length direction of the rotation groove is consistent with the axial direction of the horizontal axis, and the rotating member includes a rotating block, one side of the rotating block is connected to the end of the circular net, and the other side of the rotating block extends into the rotation groove and contacts the side wall of the rotation groove.

[0018] By adopting the above technical solution, when the horizontal axis rotates, the rotary screen rotates with the horizontal axis through the rotating block and the rotating groove, so that the rotary screen prints the fabric on the conveyor belt.

[0019] Preferably, a flexible layer is provided on the inclined plate, the bottom of the flexible layer is connected to the top of the inclined plate, and the top of the flexible layer is used to contact the outer peripheral wall of the cylinder screen.

[0020] By adopting the above technical solution, the flexible layer buffers the rotary screen, so that the rotary screen is not easily damaged by impact and collision with the inclined plate, thereby extending the service life of the rotary screen.

[0021] Preferably, a ball is provided in the transmission groove, one side of the ball is connected to the side wall of the transmission groove, and the other side of the ball is in contact with the surface of the fabric.

[0022] By adopting the above technical solution, the ball converts the sliding friction between the transmission groove and the fabric into rolling friction, thereby reducing the friction between the inclined plate and the fabric, reducing the wear between the inclined plate and the fabric, and improving the quality of the fabric.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. When the staff replaces the round screen, the staff adjusts the cylinder to make the piston rod of the cylinder extend and retract, thereby driving the first vertical plate, the horizontal plate and the second vertical plate to move synchronously, and then driving the round screen to move synchronously. The staff then adjusts the transmission member, and the second vertical plate moves in a direction away from the first vertical plate until the first vertical plate and the second vertical plate are separated from the two ends of the round screen, and then transmitted to a forklift or other transportation equipment after passing through the inclined plate, so as to facilitate the staff to disassemble and replace the round screen, save the staff's workload, save time and effort;

[0025] 2. The flexible layer buffers the rotary screen. When the two ends of the rotary screen are separated from the first vertical plate and the second vertical plate, the buffering effect of the flexible layer reduces the impact wear between the rotary screen and the flexible layer, thereby extending the service life of the rotary screen.

[0026] 3. One side of the ball is connected to the side wall of the transmission groove, and the other side of the ball is in contact with the surface of the fabric, thereby converting the sliding friction between the fabric and the inclined plate into rolling friction, thereby reducing the wear between the fabric and the inclined plate and improving the quality of the fabric. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of a rotary screen printing machine.

[0028] Figure 2 It is a schematic diagram of the partial structure of a rotary screen printing machine, mainly showing the rotary screen.

[0029] Figure 3 An exploded schematic diagram of part of the structure of a rotary screen printing machine, mainly showing the connecting blocks.

[0030] Explanation of the reference numerals: 1. frame; 11. conveyor belt; 12. round net; 21. first vertical plate; 22. second vertical plate; 23. horizontal plate; 24. connecting groove; 3. inclined plate; 31. transmission groove; 32. ball bearing; 33. flexible layer; 41. rotating motor; 42. horizontal axis; 43. horizontal groove; 44. rotating groove; 45. rotating block; 51. cylinder; 52. connecting block; 53. transmission member; 531. driving motor; 532. screw; 533. transmission rod. DETAILED DESCRIPTION

[0031] The present application is further described in detail below in conjunction with all the accompanying drawings.

[0032] The embodiment of the present application discloses a rotary screen printing machine.

[0033] Reference Figure 1 and Figure 2 A rotary screen 12 printing machine includes a frame 1, on which a conveyor belt 11, a first vertical plate 21 of an inclined plate 3, a horizontal plate 23, a second vertical plate 22 and a rotary screen 12 are installed. The horizontally arranged conveyor belt 11 is fixedly connected to the frame 1, and the conveyor belt 11 is used to transmit fabrics. The inclined plate 3 is arranged obliquely on one side of the conveyor belt 11, and the side wall of the inclined plate 3 is fixedly connected to the frame 1. A transmission groove 31 for fabrics to pass through is opened on the inclined plate 3, and a plurality of balls 32 are installed in the transmission groove 31. One side of the ball 32 is rotatably connected to the side wall of the transmission groove 31, and the other side of the transmission groove 31 contacts the surface of the fabric.

[0034] The first vertical plate 21 and the second vertical plate 22 are both vertically arranged and located on the frame 1, the bottom of the first vertical plate 21 is fixedly connected to the frame 1, the bottom of the second vertical plate 22 is in contact with the top of the frame 1, the horizontally arranged cross plate 23 is located on the frame 1, one side of the cross plate 23 is fixedly connected to the first vertical plate 21, and the other side of the cross plate 23 is connected to the second vertical plate 22. The horizontally arranged round net 12 is located between the first vertical plate 21 and the second vertical plate 22, and the two ends of the round net 12 are respectively connected to the side walls of the first vertical plate 21 and the second vertical plate 22.

[0035] The fabric passes through the transmission slot 31 on the inclined plate 3 and is transferred to the conveyor belt 11. The fabric is printed through the rotary screen 12. Finally, the fabric is transferred to a set position on the conveyor belt 11, so that the fabric is processed.

[0036] Reference Figure 2 and Figure 3 A flexible layer 33 is installed on the inclined plate 3. The flexible layer 33 is made of rubber material. The bottom of the flexible layer 33 is bonded to the top of the inclined plate 3. The top of the flexible layer 33 is used to contact the outer peripheral wall of the round screen 12, thereby buffering the round screen 12, reducing the damage to the round screen 12 caused by impact and collision, and extending the service life of the round screen 12.

[0037] Reference Figure 1 and Figure 3, a rotating motor 41, a horizontal shaft 42 and a rotating member for rotating the round net 12 are installed on the first vertical plate 21, the rotating motor 41 is located on the second vertical plate 22 and is fixedly connected to the second vertical plate 22, and the output shaft of the rotating motor 41 is coaxially fixedly connected to the horizontal shaft 42. There are two horizontally arranged horizontal shafts 42, the two horizontal shafts 42 are respectively located on the first vertical plate 21 and the second vertical plate 22, and the two horizontal shafts 42 are respectively rotatably connected to the first vertical plate 21 and the second vertical plate 22. A transverse groove 43 is coaxially opened on one end of each transverse shaft 42 close to the round net 12, and the side wall of the transverse groove 43 contacts the end of the round net 12. A rotating groove 44 is opened on the side wall of the transverse groove 43 close to the rotating motor 41, and the length direction of the rotating groove 44 is consistent with the axial direction of the horizontal shaft 42. The rotating member includes a rotating block 45, one side of the rotating block 45 is fixedly connected to the end of the round net 12, and the other side of the rotating block 45 extends into the rotating groove 44 and contacts the side wall of the rotating groove 44. A connecting hole is provided in the transverse groove 43 on the side away from the rotating motor 41, and the connecting hole is used to transmit the dye required for printing.

[0038] The staff starts the rotating motor 41, and the output shaft of the rotating motor 41 rotates to drive the horizontal axis 42 to rotate synchronously. Through the rotating groove 44 and the rotating block 45, the rotary screen 12 rotates along with the horizontal axis 42, so that the rotary screen 12 can print the fabric conveniently.

[0039] Reference Figure 2 and Figure 3 In order to facilitate the staff to disassemble and replace the round screen 12, a driving mechanism is installed on the frame 1, and the driving mechanism includes a cylinder 51, a connecting member and a transmission member 53. The cylinder 51 is located on the frame 1, and the cylinder body of the cylinder 51 is fixedly connected to the frame 1. The axial direction of the piston rod of the cylinder 51 is consistent with the length direction of the frame 1, and the piston rod of the cylinder 51 is fixedly connected to the cross plate 23.

[0040] A connecting groove 24 is provided at the bottom of the horizontal plate 23 , and the length direction of the connecting groove 24 is consistent with the width direction of the frame 1 . The connecting piece includes a connecting block 52 , which is located in the connecting groove 24 and contacts the side wall of the connecting groove 24 , and the bottom of the connecting block 52 is fixedly connected to the second vertical plate 22 .

[0041] The transmission member 53 includes a driving motor 531, a screw rod 532 and a transmission rod 533. The driving motor 531 is located on the first vertical plate 21 and is fixedly connected to the first vertical plate 21. The output shaft of the driving motor 531 is coaxially fixedly connected to the screw rod 532. The axial direction of the screw rod 532 is consistent with the width direction of the frame 1. One end of the screw rod 532 is threadedly penetrated through the second vertical plate 22 and extends to the outside of the second vertical plate 22. The axial direction of the transmission rod 533 is consistent with the axial direction of the screw rod 532. One end of the transmission rod 533 passes through the second vertical plate 22 and is fixedly connected to the side wall of the first vertical plate 21.

[0042] The staff starts the cylinder 51, and the piston rod of the cylinder 51 is extended and retracted to drive the first vertical plate 21 and the horizontal plate 23 to move. Through the connecting groove 24 and the connecting block 52, the second vertical plate 22 moves synchronously with the first vertical plate 21 and the horizontal plate 23, thereby driving the round screen 12 to move in a direction close to the inclined plate 3 until the round screen 12 is transmitted to the set position. The staff then starts the driving motor 531, and the output shaft of the driving motor 531 rotates to drive the screw 532 to rotate synchronously. Through the transmission rod 533, the second vertical plate 22 moves in a direction away from the first vertical plate 21, thereby driving the rotating block 45 to disengage from the end of the round screen 12, so that the round screen 12 is transmitted to the inclined plate 3, and finally the round screen 12 is transmitted to the set position by transportation equipment such as forklifts, and then the new round screen 12 is transmitted to the first vertical plate 21 and the second vertical plate 22, so as to print the fabric.

[0043] The implementation principle of a rotary screen printing machine in the embodiment of the present application is as follows: the fabric is transmitted to the conveyor belt 11 after passing through the transmission slot 31 on the inclined plate 3, and the staff starts the rotating motor 41. The output shaft of the rotating motor 41 rotates to drive the horizontal axis 42 to rotate synchronously. Through the rotating slot 44 and the rotating block 45, the rotary screen 12 rotates along with the horizontal axis 42, so that the rotary screen 12 contacts the fabric, thereby printing the fabric.

[0044] When the staff disassembles and replaces the round screen 12, the staff starts the cylinder 51, and the piston rod of the cylinder 51 is extended and retracted to drive the first vertical plate 21 and the horizontal plate 23 to move synchronously. Through the connecting groove 24 and the connecting block 52, the second vertical plate 22 moves with the movement of the horizontal plate 23, thereby driving the round screen 12 to be transmitted to the set position. The staff then starts the driving motor 531, and the output shaft of the driving motor 531 rotates to drive the screw 532 to rotate synchronously. Through the transmission rod 533, the second vertical plate 22 moves in a direction away from the first vertical plate 21, so that the horizontal grooves 43 on the two horizontal axes 42 are separated from the two ends of the round screen 12, and finally transmitted to the inclined plate 3, and the round screen 12 is transported to the set position by a forklift, so as to facilitate the disassembly and replacement of the round screen 12 to adapt to different batches of fabrics, save the workload of the staff, and save time and effort.

[0045] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A rotary screen printing machine, comprising a conveyor belt (11) and a rotary screen (12) located on a frame (1), the conveyor belt (11) being connected to the frame (1), the rotary screen (12) being arranged horizontally and located on the top of the conveyor belt (11), the rotary screen (12) being connected to the frame (1), characterized in that: The machine also comprises a first vertical plate (21), a second vertical plate (22), a horizontal plate (23), an inclined plate (3) and a driving mechanism, wherein the first vertical plate (21) and the second vertical plate (22) are both arranged vertically and located on the top of the frame (1), the bottom of the first vertical plate (21) is connected to the frame (1), the bottom of the second vertical plate (22) is in contact with the frame (1), the sides of the first vertical plate (21) and the second vertical plate (22) close to each other are respectively connected to two ends of the cylinder net (12), the horizontal plate (23) is arranged horizontally, and the horizontal plate (23) is arranged horizontally. One end of the horizontal plate (23) is connected to the first vertical plate (21), and the other end of the horizontal plate (23) is in contact with the second vertical plate (22). The inclined plate (3) is inclined and located at the bottom of the cylinder net (12). The inclined plate (3) is connected to the frame (1). A transmission groove (31) for fabrics to pass through is provided on the inclined plate (3). The driving mechanism is located on the frame (1). The driving mechanism is connected to the first vertical plate (21) and is used to drive the cylinder net (12) to separate from the first vertical plate (21) and the second vertical plate (22).

2. A rotary screen printing machine according to claim 1, characterized in that: The driving mechanism comprises a cylinder (51), a connecting member and a transmission member (53); the cylinder (51) is located on the frame (1); the cylinder body of the cylinder (51) is connected to the frame (1); the axial direction of the piston rod of the cylinder (51) is consistent with the length direction of the frame (1); the piston rod of the cylinder (51) is connected to the transverse plate (23); the connecting member is located on the second vertical plate (22); the connecting member is connected to the transverse plate (23) and is used to make the second vertical plate (22) move along with the movement of the transverse plate (23); the transmission member (53) is located on the first vertical plate (21); the transmission member (53) is connected to the second vertical plate (22) and is used to make the second vertical plate (22) move along the width direction of the frame (1).

3. A rotary screen printing machine according to claim 2, characterized in that: A connecting groove (24) is provided at the bottom of the transverse plate (23), the length direction of the connecting groove (24) is consistent with the width direction of the frame (1), the connecting member comprises a connecting block (52), the connecting block (52) is located in the connecting groove (24) and contacts the side wall of the connecting groove (24), and the bottom of the connecting block (52) is connected to the second vertical plate (22).

4. A rotary screen printing machine according to claim 2, characterized in that: The transmission member (53) comprises a driving motor (531), a screw rod (532) and a transmission rod (533); the driving motor (531) is located on the first vertical plate (21) and connected to the first vertical plate (21); the output shaft of the driving motor (531) is coaxially connected to the screw rod (532); the axial direction of the screw rod (532) is consistent with the width direction of the frame (1); one end of the screw rod (532) is threadedly inserted into the second vertical plate (22) and then extends outside the second vertical plate (22); the axial direction of the transmission rod (533) is consistent with the axial direction of the screw rod (532); one end of the transmission rod (533) passes through the second vertical plate (22) and then is connected to the side wall of the first vertical plate (21).

5. A rotary screen printing machine according to claim 1, characterized in that: The rotary screen (12) is provided with a rotating motor (41), a transverse shaft (42) and a rotating member. The rotating motor (41) is located on the second vertical plate (22) and connected to the first vertical plate (21). The output shaft of the rotating motor (41) is coaxially connected to the transverse shaft (42). The transverse shaft (42) is arranged horizontally. The transverse shaft (42) is rotatably connected to the second vertical plate (22). A transverse groove (43) is coaxially formed on one end of the transverse shaft (42) close to the rotary screen (12). The side wall of the transverse groove (43) contacts the end of the rotary screen (12). The rotating member is located in the transverse groove (43). The rotating member is connected to the rotary screen (12) and is used to drive the rotary screen (12) to rotate along with the rotation of the transverse shaft (42).

6. A rotary screen printing machine according to claim 5, characterized in that: A rotating groove (44) is provided on the side wall of the transverse groove (43), the length direction of the rotating groove (44) is consistent with the axial direction of the transverse axis (42), and the rotating member comprises a rotating block (45), one side of the rotating block (45) is connected to the end of the round screen (12), and the other side of the rotating block (45) extends into the rotating groove (44) and contacts the side wall of the rotating groove (44).

7. A rotary screen printing machine according to claim 1, characterized in that: A flexible layer (33) is provided on the inclined plate (3), the bottom of the flexible layer (33) is connected to the top of the inclined plate (3), and the top of the flexible layer (33) is used to contact the outer peripheral wall of the cylinder screen (12).

8. A rotary screen printing machine according to claim 1, characterized in that: A ball (32) is arranged in the transmission groove (31), one side of the ball (32) is connected to the side wall of the transmission groove (31), and the other side of the ball (32) is in contact with the surface of the fabric.

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