Guide belt cleaning device of rotary screen printer

Abstract

The utility model relates to a conduction band cleaning device of a circular screen printer, which comprises a rack and two cleaning brushes, the rack is used for being connected with a conduction band body, the cleaning brushes are arranged below the conduction band body, the rack is rotatably connected with a connecting plate, the two cleaning brushes are detachably connected to the two ends of the connecting plate respectively, and the rack is connected with a locking assembly. When impurities adhere to the surfaces of the cleaning brushes, conveying of the conduction band body is stopped, the connecting plate is rotated, the cleaning brush to be detached is made to be far away from the conduction band body, the other cleaning brush makes contact with the conduction band body, and after the other cleaning brush makes contact with the conduction band body, the conduction band body is restarted, so that the shutdown time needed when the cleaning brushes are detached is shortened, and the working efficiency is improved. The working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of rotary screen printing machines, in particular to a guide belt cleaning device of a rotary screen printing machine. BACKGROUND

[0002] As an important textile printing and dyeing equipment, rotary screen printing machines play an irreplaceable role in modern textile industry. With the continuous growth of textile market demand, especially the development of high-efficiency printing process of polyester cotton fabric, the technical level and production efficiency of rotary screen printing machines directly affect the competitiveness of the entire industry. In order to ensure the printing quality, the guide belt as a key component needs to be cleaned regularly to avoid the accumulation of impurities affecting the printing effect. Therefore, how to efficiently and conveniently clean the guide belt has become the focus of the industry.

[0003] A printing guide belt cleaning device for a guide belt type digital printing machine is disclosed in Chinese Patent No. CN213619010U, which includes a rack, a spray pipe, a brush roller and a sponge water suction roller mounted on the rack. The spray pipe is used to spray water on the guide belt. The brush roller rotates under the drive of power and is used to clean the dirt on the surface of the guide belt. The sponge water suction roller forms an extrusion with the guide belt and is used to wipe and dry the water on the surface of the guide belt. The cleaning device first sprays the guide belt, then the brush roller rotates to clean the dirt on the surface of the guide belt, and then the water on the surface of the guide belt is scraped and dried by the water scraping plate and the sponge water suction roller in turn, achieving good cleaning effect.

[0004] With the above related technology, the surface of the brush roller is prone to adhere to impurities after long-term use. The disassembly structure between the brush roller and the rack is usually complex. When the brush roller needs to be replaced or maintained, it often takes a long time to stop operation, which affects the work efficiency. Practical new type content

[0005] In order to reduce the downtime required for replacing the brush roller and improve work efficiency, the present application provides a guide belt cleaning device of a rotary screen printing machine.

[0006] The guide belt cleaning device of the rotary screen printing machine provided by the present application adopts the following technical scheme:

[0007] A guide belt cleaning device of a rotary screen printing machine, comprising a rack and a cleaning brush, the rack is used to connect with the guide belt body, the cleaning brush is arranged below the guide belt body, the cleaning brush is used to contact with the guide belt body, the length direction of the cleaning brush is consistent with the width direction of the guide belt body, two cleaning brushes are arranged, the rack is rotationally connected with a connecting plate, the two cleaning brushes are respectively detachably connected to the two ends of the connecting plate, the rack is connected with a locking assembly, and the locking assembly is used to lock the connecting plate to the rack.

[0008] By adopting the technical scheme, during use, one cleaning brush is in contact with the belt body and cleans the belt body, thereby reducing impurities on the surface of the belt body; when impurities are attached to the surface of the cleaning brush, the transportation of the belt body is stopped, the connecting plate is rotated, the cleaning brush to be detached is away from the belt body, and another cleaning brush is in contact with the belt body; after the other cleaning brush is in contact with the belt body, the belt body is restarted, thereby reducing the downtime required when the cleaning brush is detached, and improving work efficiency.

[0009] Optionally, the rack is provided with a lifting hole, the length direction of the lifting hole is consistent with the vertical direction, a sliding block is slidably connected in the lifting hole, the sliding block is slidably connected in the lifting hole in the vertical direction, the rack is connected with a lifting assembly, the lifting assembly is used to drive the sliding block to move in the vertical direction, and the connecting plate is rotatably connected to the sliding block.

[0010] By adopting the technical scheme, when the cleaning brush is replaced, the lifting assembly drives the sliding block to move downward in the vertical direction, so that the cleaning brush is away from the belt body, thereby facilitating the rotation of the connecting plate and reducing the influence of the belt body on the rotation of the connecting plate and the cleaning brush; after the rotation of the connecting plate is completed, the lifting assembly drives the sliding block to move in the vertical direction, so that the cleaning brush is close to the belt body, thereby facilitating the cleaning of the belt body by the cleaning brush.

[0011] Optionally, the lifting assembly comprises a lead screw and a first motor, the length direction of the lead screw is consistent with the vertical direction, the lead screw is rotatably connected to the lifting hole, the sliding block is threadedly sleeved on the lead screw, the first motor is connected to the rack, and the output shaft of the first motor is connected to the lead screw.

[0012] By adopting the technical scheme, the first motor drives the lead screw to rotate, so that the sliding block is slidably connected in the lifting hole in the vertical direction, thereby driving the cleaning brush to approach and be away from the belt body.

[0013] Optionally, the sliding block is connected with a baffle, the length direction of the baffle is consistent with the width direction of the belt body, the baffle is arranged between the two cleaning brushes, one end of the baffle in the length direction is connected with a connecting rod, the length direction of the connecting rod is consistent with the length direction of the baffle, the connecting rod is connected to the sliding block, the connecting plate is rotatably sleeved on the connecting rod, and the locking assembly is connected to the connecting rod.

[0014] By adopting the technical scheme, the baffle is additionally arranged, so that the impurities falling to the lower cleaning brush during the cleaning of the belt body by the cleaning brush arranged above can be avoided as much as possible.

[0015] Optionally, the connecting plate is provided with a rotating hole, the connecting rod is rotatably connected in the rotating hole, the connecting rod is provided with a mounting groove on the side, the depth direction of the mounting groove is consistent with the radial direction of the connecting rod, the locking assembly comprises a first spring and a locking block, the length direction of the first spring is consistent with the depth direction of the mounting groove, one end of the first spring is connected to the inner wall of the mounting groove, the other end of the first spring is connected to the locking block, the locking block is slidably connected in the mounting groove along the length direction of the mounting groove, the inner wall of the rotating hole is provided with a first locking hole and a second locking hole for the locking block to pass through, the first locking hole and the second locking hole are distributed along the circumferential direction of the rotating hole, when the locking block passes through the first locking hole, one of the cleaning brushes is close to the body of the guide belt, when the locking block passes through the second locking hole, the other cleaning brush is close to the body of the guide belt.

[0016] By adopting the above technical scheme, one cleaning brush is in contact with the body of the guide belt when in use, and the locking block passes through the first locking hole, when replacing the cleaning brush, the locking block is pressed along the length direction of the mounting groove, so that the locking block is away from the first locking hole, and the locking block extrudes the first spring, thereby facilitating the rotation of the connecting plate, when the other cleaning brush is close to the body of the guide belt, the locking block is close to the second locking hole, and the first spring restores the shape and pushes the locking block to pass through the second locking hole, thereby stably connecting the connecting plate to the connecting rod.

[0017] Optionally, the baffle is connected with a guide plate at both ends along the width direction of the baffle, the length direction of the guide plate is consistent with the length direction of the baffle, the guide plate is inclinedly arranged, one end of the guide plate is connected to the baffle along the width direction of the guide plate, and the end of the guide plate close to the baffle is higher than the other end.

[0018] By adopting the above technical scheme, the guide plate is added, so that the impurities and water falling on the top of the baffle move away from the cleaning brush along the guide plate, thereby avoiding the adhesion of impurities to the cleaning brush as much as possible.

[0019] Optionally, the cleaning brush comprises a mounting block and a brush, the length direction of the mounting block is consistent with the width direction of the body of the guide belt, the brush is connected to the mounting block, the brush is used to contact the body of the guide belt, and the mounting block is detachably connected to the connecting plate by bolts.

[0020] By adopting the above technical scheme, the cleaning brush is detachably connected to the sliding block by bolts, thereby facilitating the cleaning and replacement of the cleaning brush.

[0021] Optionally, the rack is connected with a water outlet pipe, the length direction of the water outlet pipe is consistent with the length direction of the mounting block, a plurality of spray heads are connected to the side of the water outlet pipe, and the water outlet of the spray head is arranged above the cleaning brush.

[0022] By adopting the above technical scheme, when the cleaning brush cleans the cloth, the nozzle sprays water towards the upper side of the cleaning brush, so that the impurities of the guide belt body are washed away and far away from the guide belt body, thereby further reducing the impurities on the surface of the guide belt body.

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

[0024] 1. In use, one cleaning brush is in contact with the guide belt body and cleans the guide belt body, thereby reducing the impurities on the surface of the guide belt body. When the cleaning brush surface is adhered with impurities, the transportation of the guide belt body is stopped, the connecting plate is rotated, the cleaning brush to be disassembled is away from the guide belt body, and another cleaning brush is in contact with the guide belt body. After the other cleaning brush is in contact with the guide belt body, the guide belt body is restarted, thereby reducing the downtime required when disassembling the cleaning brush, and improving the work efficiency;

[0025] 2. When replacing the cleaning brush, the lifting assembly drives the sliding block to move downward in the vertical direction, so that the cleaning brush is away from the connecting plate and the guide belt body, thereby facilitating the rotation of the connecting plate and reducing the influence of the guide belt body on the rotation of the connecting plate and the cleaning brush;

[0026] 3. The first motor drives the screw rod to rotate, so that the sliding block is slidingly connected in the lifting hole in the vertical direction, thereby driving the cleaning brush to approach and away from the guide belt body. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a perspective view of the embodiment.

[0028] Figure 2 is a partial sectional view of the embodiment, which is used to show the water pipe and the nozzle.

[0029] Figure 3 is a partial sectional view of the embodiment, which is used to show the lifting assembly.

[0030] Figure 4 is a partial sectional view of the embodiment, which is used to show the locking assembly.

[0031] BRIEF DESCRIPTION OF DRAWINGS: 100, rack; 110, lifting hole; 120, sliding block; 130, connecting rod; 131, mounting groove; 200, water outlet pipe; 210, nozzle; 220, water supply pipe; 221, water pump; 300, cleaning brush; 310, mounting block; 320, brush; 400, dryer; 500, connecting plate; 510, rotating hole; 511, first locking port; 512, second locking port; 600, lifting assembly; 610, screw rod; 620, first motor; 700, locking assembly; 710, first spring; 720, locking block; 800, baffle; 810, guide plate. DETAILED DESCRIPTION

[0032] The application will be further described in detail below with reference to the accompanying drawings. Figures 1-4 The application will be further described in detail below with reference to the accompanying drawings.

[0033] The application discloses a guide belt cleaning device of a rotary screen printing machine. Referring to Figure 1 and Figure 2 A guide belt cleaning device of a rotary screen printing machine comprises a rack 100, a water outlet pipe 200, a cleaning brush 300 and a dryer 400. The rack 100 is used to be connected with the guide belt body. The water outlet pipe 200, the cleaning brush 300 and the dryer 400 are arranged below the guide belt body, and the water outlet pipe 200, the cleaning brush 300 and the dryer 400 are sequentially and spacedly arranged along the conveying direction of the guide belt body. The cleaning brush 300 is used to be in contact with the guide belt body. The rack 100 is rotationally connected with a connecting plate 500, and the middle part of the connecting plate 500 is rotationally connected with the rack 100. Two cleaning brushes 300 are arranged, the length direction of the cleaning brush 300 is consistent with the width direction of the guide belt body, and the two cleaning brushes 300 are respectively detachably connected with the two ends of the connecting plate 500. When the cleaning brush 300 is replaced, the connecting plate 500 is rotated, so that the cleaning brush 300 to be detached is away from the guide belt body, and the other cleaning brush 300 is close to the guide belt body, thereby reducing the downtime of the guide belt body and improving the work efficiency.

[0034] Referring to Figure 1 and Figure 2 The length direction of the water outlet pipe 200 is consistent with the length direction of the mounting block 310. A plurality of nozzles 210 are communicated with the periphery of the water outlet pipe 200. The plurality of nozzles 210 are equidistantly arranged along the length direction of the water outlet pipe 200, and the water outlet of the nozzle 210 is arranged above the cleaning brush 300. One end of the water outlet pipe 200 is communicated with a water supply pipe 220, and the water supply pipe 220 is communicated with a water pump 221.

[0035] Referring to Figure 1 and Figure 3 The connecting plate 500 is slidably connected with the rack 100 through a sliding block 120. The rack 100 is provided with a lifting hole 110, and the length direction of the lifting hole 110 is consistent with the vertical direction. The sliding block 120 is slidably connected in the lifting hole 110 along the vertical direction. The rack 100 is connected with a lifting assembly 600. The lifting assembly 600 comprises a lead screw 610 and a first motor 620. The length direction of the lead screw 610 is consistent with the vertical direction. The lead screw 610 is rotationally connected with the inner wall of the lifting hole 110 on the corresponding side along the length direction of the lead screw 610. The sliding block 120 is threadedly sleeved on the lead screw 610. The first motor 620 is connected with the rack 100, and the output shaft of the first motor 620 is connected with the top end of the lead screw 610.

[0036] Referring to Figure 2 and Figure 3The slider 120 is connected with a connecting rod 130, and the length direction of the connecting rod 130 is consistent with the length direction of the cleaning brush 300. The connecting plate 500 is provided with a rotating hole 510, the connecting rod 130 passes through the rotating hole 510, and the connecting plate 500 is rotationally sleeved outside the connecting rod 130. The connecting rod 130 is connected with a locking assembly 700, and the locking assembly 700 is used for locking the connecting plate 500 on the connecting rod 130. The first motor 620 drives the screw rod 610 to rotate, so as to drive the slider 120 and the connecting plate 500 to move downward along the vertical direction, so as to facilitate the rotation of the connecting plate 500.

[0037] With reference to Figure 3 And Figure 4 The connecting rod 130 is provided with a mounting groove 131 in the circumferential direction, and the depth direction of the mounting groove 131 is consistent with the radial direction of the connecting rod 130. The locking assembly 700 comprises a first spring 710 connected in the mounting groove 131, a locking block 720, the length direction of the first spring 710 is consistent with the depth direction of the mounting groove 131, one end of the first spring 710 is connected to the inner wall of the mounting groove 131 along the length direction, and the other end of the first spring 710 is connected to the locking block 720. The locking block 720 is slidingly connected in the mounting groove 131 along the length direction of the mounting groove 131, and the inner wall of the rotating hole 510 is provided with a first locking hole 511 and a second locking hole 512 for the locking block 720 to pass through, the depth direction of the first locking hole 511 is consistent with the radial direction of the connecting rod 130, and the depth direction of the second locking hole 512 is consistent with the radial direction of the connecting rod 130. The first locking hole 511 and the second locking hole 512 are distributed in the circumferential direction of the rotating hole 510, when the locking block 720 passes through the first locking hole 511, one cleaning brush 300 is close to the conductor body, and when the locking block 720 passes through the second locking hole 512, the other cleaning brush 300 is close to the conductor body. In use, the locking block 720 passes through the first locking hole 511 or the second locking hole 512, so that the connecting plate 500 is stably connected to the connecting rod 130.

[0038] With reference to Figure 2 And Figure 3 One end of the connecting rod 130 away from the slider 120 is connected with a baffle 800 along the length direction of the connecting rod 130, and the length direction of the baffle 800 is consistent with the length direction of the cleaning brush 300. The baffle 800 is connected with a guide plate 810 at both ends along the width direction of the baffle 800, the length direction of the guide plate 810 is consistent with the length direction of the baffle 800, one end of the guide plate 810 is connected to the baffle 800 along the width direction of the guide plate 810, and the other end of the guide plate 810 is inclinedly arranged away from the baffle 800. The baffle 800 and the guide plate 810 are added, so as to reduce the situation that impurities fall to the lower cleaning brush 300.

[0039] With reference to Figure 2 And Figure 3The cleaning brush 300 comprises a mounting block 310 and brush hairs 320. The length direction of the mounting block 310 is consistent with the width direction of the guide belt body. The brush hairs 320 are connected to the end of the mounting block 310 away from the baffle 800 and are used to contact the guide belt. The mounting block 310 is detachably connected to the connecting plate 500 by a bolt. The bolt passes through the connecting plate 500 along the length direction of the mounting block 310 and is threadedly connected to the mounting block 310. The mounting block 310 is detachably connected to the connecting plate 500 by the bolt, so that the cleaning brush 300 can be conveniently cleaned and replaced.

[0040] The implementation principle of the guide belt cleaning device of the rotary screen printing machine is as follows: when the cleaning brush 300 is replaced, the guide belt body stops conveying, the first motor 620 drives the screw rod 610 to rotate, so as to drive the sliding block 120 to slide in the vertical direction in the lifting hole 110, so that the connecting plate 500 is away from the guide belt body, so that the connecting plate 500 is rotated. The locking block 720 is pressed along the length direction of the mounting groove 131, so that the locking block 720 is embedded in the mounting groove 131, the locking block 720 extrudes the first spring 710 and makes the first spring 710 deform, so that the connecting plate 500 is rotated. After the connecting plate 500 is rotated, the cleaning brush 300 to be detached is away from the guide belt body, and the other cleaning brush 300 is close to the guide belt body. The lifting assembly 600 drives the sliding block 120 to move upward in the vertical direction, so that the cleaning brush 300 contacts the guide belt body, so that the replacement of the cleaning brush 300 is completed, so that the downtime required for detaching the cleaning brush 300 is reduced, and the work efficiency is improved.

[0041] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application. Therefore, any equivalent changes made on the basis of the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A guide belt cleaning device for a rotary screen printing machine, comprising a frame (100) and a cleaning brush (300), wherein the frame (100) is connected to the guide belt body, the cleaning brush (300) is disposed below the guide belt body, the cleaning brush (300) is used to contact the guide belt body, and the length direction of the cleaning brush (300) is consistent with the width direction of the guide belt body, characterized in that: Two cleaning brushes (300) are provided. A connecting plate (500) is rotatably connected to the frame (100). The two cleaning brushes (300) are detachably connected to both ends of the connecting plate (500). A locking component (700) is connected to the frame (100). The locking component (700) is used to lock the connecting plate (500) to the frame (100).

2. The guide belt cleaning device for a rotary screen printing machine according to claim 1, characterized in that: The frame (100) has a lifting hole (110) with the length direction of the lifting hole (110) aligned with the vertical direction. A slider (120) is slidably connected inside the lifting hole (110). The slider (120) is slidably connected inside the lifting hole (110) in the vertical direction. The frame (100) is connected to a lifting assembly (600). The lifting assembly (600) is used to drive the slider (120) to move in the vertical direction. The connecting plate (500) is rotatably connected to the slider (120).

3. The guide belt cleaning device for a rotary screen printing machine according to claim 2, characterized in that: The lifting assembly (600) includes a lead screw (610) and a first motor (620). The length direction of the lead screw (610) is consistent with the vertical direction. The lead screw (610) is rotatably connected to the lifting hole (110). The slider (120) is threaded onto the lead screw (610). The first motor (620) is connected to the frame (100). The output shaft of the first motor (620) is connected to the lead screw (610).

4. The guide belt cleaning device for a rotary screen printing machine according to claim 2, characterized in that: The slider (120) is connected to a baffle (800). The length direction of the baffle (800) is consistent with the width direction of the guide belt body. The baffle (800) is located between two cleaning brushes (300). A connecting rod (130) is connected to one end of the baffle (800) along its length direction. The length direction of the connecting rod (130) is consistent with the length direction of the baffle (800). The connecting rod (130) is connected to the slider (120). The connecting plate (500) is rotatably sleeved on the connecting rod (130). The locking component (700) is connected to the connecting rod (130).

5. The guide belt cleaning device for a rotary screen printing machine according to claim 4, characterized in that: The connecting plate (500) has a rotating hole (510), and the connecting rod (130) is rotatably connected in the rotating hole (510). The connecting rod (130) has a mounting groove (131) on its periphery. The depth direction of the mounting groove (131) is consistent with the radial direction of the connecting rod (130). The locking assembly (700) includes a first spring (710) and a locking block (720). The length direction of the first spring (710) is consistent with the depth direction of the mounting groove (131). One end of the first spring (710) is connected to the inner wall of the mounting groove (131), and the other end of the first spring (710) is connected to the locking block (720). The locking block (720) is slidably connected to the mounting groove (131) along the length direction of the mounting groove (131). The inner wall of the rotating hole (510) is provided with a first locking port (511) and a second locking port (512) for the locking block (720) to pass through. The first locking port (511) and the second locking port (512) are distributed circumferentially along the rotating hole (510). When the locking block (720) passes through the first locking port (511), one of the cleaning brushes (300) is close to the guide belt body. When the locking block (720) passes through the second locking port (512), the other cleaning brush (300) is close to the guide belt body.

6. The guide belt cleaning device for a rotary screen printing machine according to claim 4, characterized in that: The baffle (800) is connected to guide plates (810) at both ends along its width direction. The length direction of the guide plate (810) is consistent with the length direction of the baffle (800). The guide plate (810) is inclined. One end of the guide plate (810) along its width direction is connected to the baffle (800). The end of the guide plate (810) near the baffle (800) is higher than the other end.

7. The guide belt cleaning device for a rotary screen printing machine according to claim 2, characterized in that: The cleaning brush (300) includes a mounting block (310) and bristles (320). The length direction of the mounting block (310) is consistent with the width direction of the guide belt body. The bristles (320) are connected to the mounting block (310) and are used to contact the guide belt body. The mounting block (310) is detachably connected to the connecting plate (500) by bolts.

8. The guide belt cleaning device for a rotary screen printing machine according to claim 1, characterized in that: The frame (100) is connected to a water outlet pipe (200), the length direction of the water outlet pipe (200) is consistent with the length direction of the mounting block (310), and a number of nozzles (210) are connected around the water outlet pipe (200), with the water outlet of the nozzles (210) facing upwards towards the cleaning brush (300).

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