A flattening roller with a brush that is easy to replace

Abstract

The utility model discloses a kind of flatting roller facilitating replacement of brush, it is related to flatting roller technical field, including base, the top right side both ends of the base are fixedly connected with fixed frame, two fixed frames are provided with flatting roller assembly, the rear end of the flatting roller assembly is provided with locating plate, the left side both ends of the locating plate are provided with rotating assembly, two rotating assemblies are provided with L type frame, the L type frame is provided with brush roller, and L type frame is provided with the connecting assembly for connecting brush roller, the left side of the flatting roller assembly is provided with tensioning assembly.The flatting roller facilitating replacement of brush, by the rotating assembly of being set, in the structure of push rod and connecting rod, the switching processing of brush roller can be conveniently realized, just by the operation of push rod, the switching of roller brush can be easily realized;Due to the structure of connecting rod and rotating disc, space can be effectively saved, so that the whole rotating assembly is more compact, suitable for limited space application scenario.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of flattening rollers, in particular to a flattening roller with brush convenient to replace. BACKGROUND

[0002] At the paper inlet of a printing machine, a flattening roller is usually installed to flatten and feed the paper into the printing device, however, a brush is usually installed on the flattening roller to remove impurities and dust on the paper, when the brush is worn or damaged, a new brush needs to be replaced.

[0003] The traditional method of replacing the brush often needs to disassemble and reinstall the entire flattening roller, which consumes a lot of time and effort, and may damage other components, therefore, it is necessary to develop a flattening roller with brush convenient to replace to simplify the replacement process and improve efficiency. SUMMARY

[0004] In view of the deficiencies of the prior art, the present application provides a flattening roller with brush convenient to replace, which solves the technical problems mentioned in the background art.

[0005] To achieve the above object, the present application is implemented by the following technical scheme: a flattening roller with brush convenient to replace, comprising a base, the top right side of the base is fixedly connected with two fixed frames, a flattening roller assembly is arranged on the two fixed frames, a positioning plate is arranged at the rear end of the flattening roller assembly, two rotating assemblies are arranged at the left side of the positioning plate, an L-shaped frame is arranged on the two rotating assemblies, a brush roller is arranged on the L-shaped frame, a connecting assembly for connecting the brush roller is arranged on the L-shaped frame, and a tensioning assembly is arranged at the left side of the flattening roller assembly.

[0006] A limiting rod is fixedly installed at the left side end and the bottom of the positioning plate, the position of the limiting rod corresponds to the position of the L-shaped frame, a moving groove is formed in the surface of the positioning plate, a threaded rod is rotatably connected in the moving groove, a threaded seat is threadedly connected to the outer wall of the threaded rod, the threaded seat is slidably installed in the moving groove, two moving plates are fixedly connected to the two ends of the threaded seat, and a clamping piece is arranged on the side of the moving plate close to the rotating assembly.

[0007] As a further optimization of the technical scheme, the clamping piece comprises two rotating rods rotatably installed at the two ends of the outer wall of the positioning plate, the right side end of the rotating rod extends to the outside through the positioning plate and is fixedly connected with a knob, the two rotating rods are crosswise arranged, a straight rod is fixedly connected to the left side end of the rotating rod, an arc-shaped rod is fixedly connected to the other end of the straight rod, a first spring is fixedly connected to the inner side end of the straight rod, and the specification of the arc-shaped rod is adapted to the specification of the rotating disc.

[0008] As a further preferred embodiment of the present technical solution, the interior of the moving plate is provided with an inclined groove, the left end of the inclined groove is large in opening and the right end is small in opening, and the left end opening and the position of the rotating rod correspond to each other.

[0009] As a further preferred embodiment of the present technical solution, the rotating assembly comprises rotating discs rotatably installed at both ends of the positioning plate, connecting rods rotatably connected to positions deviating from the center of the rotating discs, and the two connecting rods are arranged in a staggered manner, the other end of the connecting rod is rotatably connected with a pushing rod, and the other end of the pushing rod is rotatably connected with the outer wall of the moving plate.

[0010] As a further preferred embodiment of the present technical solution, the L-shaped frame comprises a first L-shaped frame and a second L-shaped frame, and the connecting assembly is arranged on the first L-shaped frame and the second L-shaped frame, the first L-shaped frame is fixedly installed on the rotating disc, the second L-shaped frame is fixedly installed on the connecting rod, and the interiors of the first L-shaped frame and the second L-shaped frame are both provided with a communication groove, and a guide wheel is arranged in the communication groove.

[0011] As a further preferred embodiment of the present technical solution, the brush roller comprises a first brush roller and a second brush roller, the first brush roller and the second brush roller are respectively installed on the first L-shaped frame and the second L-shaped frame, the interiors of one end of the first brush roller and the second brush roller are both provided with a clamping groove, and the clamping groove is in an L-shaped shape.

[0012] As a further preferred embodiment of the present technical solution, the flattening roller assembly comprises a first flattening roller and a second flattening roller rotatably installed on the fixed frame, the bottom of the first flattening roller is provided with a motor fixedly installed at the bottom of the base, the output end of the motor is in transmission connection with the second flattening roller through a belt pulley assembly, and the other end of the first flattening roller and the second flattening roller is in transmission connection through a gear set assembly.

[0013] As a further preferred embodiment of the present technical solution, the tensioning assembly comprises fixed plates fixedly installed at both ends of the top of the base, a tensioning roller is arranged between the fixed plates, a lifting groove is formed in the surface of the fixed plate, a moving seat is slidably connected in the lifting groove, and the tensioning roller is rotatably installed on the moving seat, second sliding rods are slidably connected at both ends of the moving seat, and the second sliding rods are fixedly installed in the lifting groove, a third spring is sleeved on the outer wall of the second sliding rod, and the third spring is located above the moving seat.

[0014] As a further preferred, the connecting assembly comprises a rotating groove opened in a circumferential array at one end of the first L-shaped frame close to the brush roller, a rotating plate is arranged at the position of the rotating groove, one end of the rotating plate is rotatably installed on the first L-shaped frame, the outer wall of the other end of the rotating plate is fixedly connected with a clamping block, the specifications of the clamping block and the rotating plate are matched with the specifications of the clamping groove, the inner wall of the rotating groove is fixedly connected with a first sliding rod, the outer wall of one end of the first sliding rod close to the brush roller is slidably connected with a traction block, the outer wall of the traction block is circumferentially arranged with a traction rod, the other end of the traction rod is rotatably connected with the inner wall of the rotating plate, the outer wall of the first sliding rod is sleeved with a second spring, and the second spring is located at the outer side end of the traction block, the outer side end of the traction block is fixedly connected with a first connecting line, the other end of the first connecting line is fixedly connected with a disc, and the disc is slidably installed in the communication groove, the other end of the disc is fixedly connected with a second connecting line, the other end of the second connecting line passes through the guide wheel and is fixedly connected with the limiting rod.

[0015] Compared with the prior art, the following beneficial effects are achieved:

[0016] The positioning plate, the limiting rod, the moving groove, the threaded rod, the threaded seat, the moving plate and the clamping piece are arranged, so that the brush roller can be conveniently switched without stopping the machine, the working efficiency is not affected, and the operation convenience is improved; the limiting rod and the moving groove can accurately position the moving plate to a specified position, ensuring the accuracy when switching the brush roller; the first spring can control the opening and closing degree of the clamping piece, ensuring the clamping and fixing effect of the rotating disc.

[0017] The rotating assembly is arranged, and the structure of the push rod and the connecting rod can conveniently realize the switching of the brush roller. Only by operating the push rod, the switching of the brush roller can be easily realized; due to the structure of the connecting rod and the rotating disc, space can be effectively saved, and the whole rotating assembly is more compact, which is suitable for limited space application scenarios.

[0018] The tensioning assembly is arranged, and the cooperation of the moving seat and the tensioning roller and the elastic force of the third spring can control and adjust the tensioning degree of the object, so that the flattening effect can be ensured; the fixing device of the fixed plate and the base and the structure of the moving seat and the second sliding rod ensure the stability of the tensioning assembly, so that the whole flattening roller assembly works more stably.

[0019] Through the design of the rotating plate and the clamping block, the connecting assembly can easily switch the brush roller, and through the operation of the first connecting line and the second connecting line, the traction block can move away from the side of the brush roller, and the clamping groove is released from the clamping effect, so that the replacement, processing and cleaning of the brush roller become more convenient; when the switching is completed, the traction block is subjected to the force of the second spring and moves to the side of the brush roller, and drives the rotating plate to rotate outward, so that the clamping block is re-clamped into the clamping groove, thereby stably fixing the brush roller; the second spring is located at the outer end of the traction block, and by adjusting the force of the spring, the movement degree of the traction block and the rotation degree of the rotating plate can be controlled to adapt to the switching and fixing requirements under different conditions; through the design of the disc, the first connecting line, the second connecting line and the guide wheel, the movement trajectory of the connecting assembly can be ensured to be accurate, and the operation accuracy is improved; in summary, the design of the connecting assembly has the beneficial effects of convenient switching, stable fixing, spring force control and movement guidance, so that the operation of switching the brush roller is more convenient and fast, and the stability and accuracy can be ensured when fixed. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0021] Figure 2 It is a schematic diagram of the structure of the flattening roller assembly in the present application;

[0022] Figure 3 It is a schematic diagram of the structure of the tensioning assembly in the present application;

[0023] Figure 4 It is a schematic diagram of the structure of the L-shaped frame and the brush roller in the present application;

[0024] Figure 5 It is a schematic diagram of the structure of the connecting assembly in the present application;

[0025] Figure 6 It is a schematic diagram of the structure of the positioning plate in the present application;

[0026] Figure 7 It is a schematic diagram of the structure of the clamping piece in the present application;

[0027] Figure 8 It is a schematic diagram of the structure of the connecting assembly in the present application.

[0028] As shown in the figure, 1, base; 2, fixed frame; 3, flattening roller assembly; 4, positioning plate; 5, rotating assembly; 6, L-shaped frame; 7, brush roller; 8, connecting assembly; 9, tensioning assembly; 31, first flattening roller; 32, second flattening roller; 33, motor; 34, pulley assembly; 35, gear set assembly; 36, mounting seat; 41, limiting rod; 42, moving groove; 43, threaded rod; 44, threaded seat; 45, moving plate; 451, inclined groove; 46, clamping piece; 461, rotating rod; 462, straight rod; 463, arc-shaped rod; 464, first spring; 51, rotating disc; 52, connecting rod; 53, push rod; 61, first L-shaped frame; 62, second L-shaped frame; 63, communication groove; 64, guide wheel; 71, first brush roller; 72, second brush roller; 73, clamping groove; 81, rotating groove; 82, rotating plate; 83, clamping block; 84, first sliding rod; 85, traction block; 86, traction rod; 87, first connecting line; 88, disc; 89, second connecting line; 810, second spring; 91, fixed plate; 92, tensioning roller; 93, moving seat; 94, lifting groove; 95, second sliding rod; 96, third spring. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0030] Embodiment one: combined with Figures 1-8 As shown in the figure, the present application provides a technical solution: a flattening roller facilitating replacement of a brush, comprising a base 1, the top right side of the base 1 is fixedly connected with two fixed frames 2, the two fixed frames 2 are provided with flattening roller assemblies 3, the rear end of the flattening roller assembly 3 is provided with a positioning plate 4, the left side of the positioning plate 4 is provided with rotating assemblies 5, the two rotating assemblies 5 are provided with L-shaped frames 6, the L-shaped frames 6 are provided with brush rollers 7, and the L-shaped frames 6 are provided with connecting assemblies 8 for connecting the brush rollers 7, and the left side of the flattening roller assembly 3 is provided with a tensioning assembly 9.

[0031] Please refer to Figure 4 、 Figure 6 、 Figure 7The left end and the bottom of the positioning plate 4 are fixedly provided with a limiting rod 41, the position of the limiting rod 41 corresponds to the position of the L-shaped frame 6, the surface of the positioning plate 4 is provided with a moving groove 42, the moving groove 42 is rotatably connected with a threaded rod 43, the outer wall of the threaded rod 43 is threadedly connected with a threaded seat 44, the threaded seat 44 is slidably arranged in the moving groove 42, the two ends of the threaded seat 44 are fixedly connected with a moving plate 45, and the moving plate 45 is provided with a clamping piece 46 on the side close to the rotating assembly 5.

[0032] The clamping piece 46 comprises two rotating rods 461 rotatably arranged at the two ends of the outer wall of the positioning plate 4, the right end of the rotating rod 461 extends to the outside through the positioning plate 4 and is fixedly connected with a knob, the two rotating rods 461 are cross arranged, the left end of the rotating rod 461 is fixedly connected with a straight rod 462, the other end of the straight rod 462 is fixedly connected with an arc-shaped rod 463, the inner end of the straight rod 462 is fixedly connected with a first spring 464, and the specification of the arc-shaped rod 463 is matched with the specification of the rotating disc 51.

[0033] The inner portion of the moving plate 45 is provided with an inclined groove 451, the left end of the inclined groove 451 is large in opening and the right end is small in opening, and the left end opening corresponds to the position of the rotating rod 461.

[0034] In the embodiment of the present application, the rotating rod 461 is driven to rotate by the knob, so that the threaded seat 44 and the moving plate 45 are horizontally moved on the positioning plate 4, when it is necessary to switch the brush roller 7, the moving plate 45 is driven to move to the left by the rotating rod 461 and the threaded seat 44, under the action of the inclined groove 451, the right end of the two rotating rods 461 is driven to move to the inner side, so that the straight rod 462 and the arc-shaped rod 463 are in an open state, the arc-shaped rod 463 is not clamped and fixed to the rotating disc 51, and at the same time, the moving plate 45 is driven to move to the left, the brush roller 7 is switched by the rotating assembly 5, so that the brush roller 7 is conveniently replaced without stopping the machine, and the working efficiency is not affected; the positioning plate 4, the limiting rod 41, the moving groove 42, the threaded rod 43, the threaded seat 44, the moving plate 45 and the clamping piece 46 are arranged, so that the brush roller can be conveniently switched, and the operation convenience is improved; the structure of the limiting rod and the moving groove can accurately position the moving plate to a specified position, and the accuracy when the brush roller is switched is ensured; the first spring can control the opening and closing degree of the clamping piece, and the clamping and fixing effect of the rotating disc is ensured.

[0035] Please refer to Figure 3 , Figure 6The rotating assembly 5 comprises rotating discs 51 rotatably installed at both ends of the positioning plate 4, the rotating discs 51 are rotatably connected with connecting rods 52 at positions deviating from the centers of the rotating discs 51, the two connecting rods 52 are arranged in a staggered manner, the other ends of the connecting rods 52 are rotatably connected with push rods 53, and the other ends of the push rods 53 are rotatably connected with the outer wall of the moving plate 45.

[0036] In the embodiment of the present application, by pushing the two push rods 53 to the left, the two push rods 53 drive the two rotating discs 51 to rotate in opposite directions through the connecting rods 52, so as to drive the brush rollers 7 on the rotating discs 51 to rotate in opposite directions, thereby realizing the switching process of the brush rollers 7; through the structure of the push rods and the connecting rods, the switching process of the brush rollers can be conveniently realized through the rotating assembly 5, and the switching of the brush rollers can be easily realized through the operation of the push rods; due to the structure of the connecting rods and the rotating discs, the space can be effectively saved, and the whole rotating assembly is more compact, which is suitable for application scenarios with limited space.

[0037] Please refer to Figure 4 , Figure 5 The L-shaped frame 6 comprises a first L-shaped frame 61 and a second L-shaped frame 62, and the connecting assembly 8 is arranged on the first L-shaped frame 61 and the second L-shaped frame 62, the first L-shaped frame 61 is fixedly installed on the rotating disc 51, the second L-shaped frame 62 is fixedly installed on the connecting rod 52, the interiors of the first L-shaped frame 61 and the second L-shaped frame 62 are both provided with a communication groove 63, and the communication groove 63 is provided with a guide wheel 64.

[0038] In the embodiment of the present application, the first L-shaped frame 61 and the second L-shaped frame 62 are arranged for the installation of the brush rollers 7, and the communication groove 63 and the guide wheel 64 are arranged for the work of the connecting assembly 8.

[0039] Please refer to Figure 4 , Figure 5 The brush rollers 7 comprise first brush rollers 71 and second brush rollers 72, the first brush rollers 71 and the second brush rollers 72 are respectively installed on the first L-shaped frame 61 and the second L-shaped frame 62, the interiors of one ends of the first brush rollers 71 and the second brush rollers 72 are both provided with clamping grooves 73, and the clamping grooves 73 are in an L-shaped shape.

[0040] In the embodiment of the present application, the clamping grooves 73 are arranged for the installation of the brush rollers 7 by the connecting assembly 8.

[0041] Embodiment two: combined with Figure 2As shown, on the basis of the first embodiment, the flattening roller assembly 3 comprises a first flattening roller 31 and a second flattening roller 32 rotatably mounted on the fixed frame 2, the bottom of the first flattening roller 31 is provided with a motor 33 fixedly mounted on the bottom of the base 1, the output end of the motor 33 is drivingly connected with the second flattening roller 32 through a belt pulley assembly 34, and the other end of the first flattening roller 31 and the second flattening roller 32 is drivingly connected through a gear set assembly 35.

[0042] In the embodiment of the present application, by starting the motor 33, the second flattening roller 32 is driven to rotate through the belt pulley assembly 34, and the first flattening roller 31 is driven to rotate in the opposite direction through the gear set assembly 35, so that the first flattening roller 31 and the second flattening roller 32 can achieve the effect of flattening the object; the flattening roller assembly 3 is provided, so that the entire flattening roller assembly is more stable and can provide stable flattening effect; through the transmission of the motor, the belt pulley assembly and the gear set assembly, the reliability of power transmission can be ensured, and the normal operation of the flattening roller can be ensured.

[0043] Embodiment three: combined Figure 3 As shown, on the basis of the second embodiment, the tensioning assembly 9 comprises fixed plates 91 fixedly mounted at both ends of the top of the base 1, a tensioning roller 92 is arranged between the fixed plates 91, lifting grooves 94 are formed in the surfaces of the fixed plates 91, movable seats 93 are slidingly connected in the lifting grooves 94, and the tensioning roller 92 is rotatably mounted on the movable seat 93, second sliding rods 95 are slidingly connected at both ends of the movable seat 93, and the second sliding rods 95 are fixedly mounted on the lifting grooves 94, third springs 96 are sleeved on the outer walls of the second sliding rods 95, and the third springs 96 are located above the movable seat 93.

[0044] In the embodiment of the present application, under the elastic force of the third spring 96, the movable seat 93 and the tensioning roller 92 are driven to move downward, so that when the first brush roller 71 and the second brush roller 72 are replaced, the tensioning degree of the object is ensured, and the flattening effect of the flattening roller assembly 3 on the object is ensured; through the arrangement of the tensioning assembly 9, the tensioning degree of the object can be controlled and adjusted through the cooperative action of the movable seat 93 and the tensioning roller 92 and the elastic force of the third spring 96, so that the flattening effect can be ensured; the fixing device of the fixed plate 91 and the base 1 and the structure of the movable seat 93 and the second sliding rod 95 ensure the stability of the tensioning assembly 9, so that the entire flattening roller assembly works more stably.

[0045] Embodiment four: combined Figure 5 , 8As shown, on the basis of the embodiment three, the connecting assembly 8 comprises rotating grooves 81 which are arranged in a circumferential array on the first L-shaped frame 61 near one end of the brush roller 7, rotating plates 82 are arranged at positions of the rotating grooves 81, one end of each rotating plate 82 is rotatably installed on the first L-shaped frame 61, the outer wall of the other end of each rotating plate 82 is fixedly connected with a clamping block 83, the specifications of the clamping block 83 and the rotating plate 82 are matched with the specifications of the clamping groove 73, the inner wall of each rotating groove 81 is fixedly connected with a first sliding rod 84, the outer wall of one end of the first sliding rod 84 near the brush roller 7 is slidably connected with a traction block 85, the outer wall of the traction block 85 is circumferentially and rotatably provided with traction rods 86, the other end of each traction rod 86 is rotatably connected with the inner wall of the rotating plate 82, the outer wall of the first sliding rod 84 is sleeved with a second spring 810, the second spring 810 is located at the outer side end of the traction block 85, the outer side end of the traction block 85 is fixedly connected with a first connecting line 87, the other end of the first connecting line 87 is fixedly connected with a disc 88, the disc 88 is slidably installed in the communicating groove 63, the other end of the disc 88 is fixedly connected with a second connecting line 89, the other end of the second connecting line 89 is passed through the guide wheel 64 and is fixedly connected with the limiting rod 41.

[0046] In the embodiment of the present application, when the rotating assembly 5 rotates, the L-shaped frame 6 drives the brush roller 7 and the connecting assembly 8 to rotate. Since the position of the limiting rod 41 is fixed, the traction block 85 moves away from the brush roller 7 under the action of the first connecting line 87 and the second connecting line 89, and compresses the second spring 810, so that the traction block 85 drives the rotating plate 82 to rotate inwardly through the traction rod 86, so that the clamping block 83 no longer forms a clamping effect on the clamping groove 73, thereby facilitating the replacement of the switched brush roller 7. Moreover, the switched brush roller 7 moves to the brush roller 7 side under the elastic force of the second spring 810, so that the traction block 85 drives the rotating plate 82 to rotate outwardly through the traction rod 86, so that the clamping block 83 is clamped into the clamping groove 73, completing the installation and fixation of the brush roller 7. The connecting assembly 8, the rotating plate 82 and the clamping block 83 are designed to easily switch the brush roller 7. By operating the first connecting line 87 and the second connecting line 89, the traction block 85 can move away from the brush roller side, and the clamping effect on the clamping groove 73 is released, so that the replacement, processing and cleaning of the brush roller become more convenient. When the switching is completed, the traction block 85 is moved to the brush roller side under the action of the second spring 810, and drives the rotating plate 82 to rotate outwardly, so that the clamping block 83 is clamped into the clamping groove 73, thereby stably fixing the brush roller. The second spring 810 is located at the outer end of the traction block 85, and the movement degree of the traction block and the rotation degree of the rotating plate can be controlled by adjusting the force of the spring to adapt to the switching and fixing requirements in different situations. Through the design of the disc 88, the first connecting line 87, the second connecting line 89 and the guide wheel 64, the movement trajectory of the connecting assembly can be ensured to be accurate, and the operation accuracy is improved. In summary, the design of the connecting assembly 8 has the beneficial effects of convenient switching, stable fixation, spring force control and movement guidance, so that the operation of the switched brush roller is more convenient and fast, and the stability and accuracy can be ensured when fixed.

[0047] Working principle of the flattening roller for conveniently replacing the brush

[0048] Step one, through the knob drives the rotating rod 461 rotation, so that the rotating rod 461 drive threaded seat 44, moving plate 45 is located on the positioning plate 4 horizontal movement, when need to switch the brush roller 7, through the rotating rod 461, threaded seat 44 drive moving plate 45 to the left side, moving plate 45 under the action of chute 451, drive the right end of two rotating rod 461 to the inside, so as to drive the straight rod 462, arc rod 463 in the open state, so that the arc rod 463 is not on the rotating disc 51 clamping fixed, at the same time, moving plate 45 in the left side of the moving process, to the left side of the two push rod 53, so that the two push rod 53 cooperation connecting rod 52 drive two rotating disc 51 reverse rotation, thereby drive the brush roller 7 located on the rotating disc 51 reverse rotation, so as to realize the brush roller 7 switching processing;

[0049] Step two, when the rotating assembly 5 rotates, cooperation L type frame 6 drive brush roller 7, connecting assembly 8 rotation, because the position of the limiting rod 41 is fixed, so that the traction block 85 under the action of the first connecting line 87 and the second connecting line 89, to the side away from the brush roller 7, and compression second spring 810, so that the traction block 85 cooperation traction rod 86 drive rotating plate 82 to the inside of the rotating plate 82, so that the card block 83 no longer on the clamping groove 73 form the card cooperation, so as to facilitate the replacement of the brush roller 7 switching processing; and the brush roller 7, the traction block 85 in the second spring 810 elastic force under the action of the brush roller 7, so that the traction block 85 cooperation traction rod 86 drive rotating plate 82 to the outside of the rotating plate 82, so that the card block 83 is clamped into the clamping groove 73, complete the installation of the brush roller 7 fixed.

[0050] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A flattening roller with a brush that is easy to replace, comprising a base (1), characterized in that: The top right side of the base (1) is fixedly connected with a fixed frame (2), and the two fixed frames (2) are provided with a flattening roller assembly (3), the rear end of the flattening roller assembly (3) is provided with a positioning plate (4), the left side of the positioning plate (4) is provided with a rotating assembly (5), the two rotating assemblies (5) are provided with an L-shaped frame (6), the L-shaped frame (6) is provided with a brush roller (7), and the L-shaped frame (6) is provided with a connecting assembly (8) for connecting the brush roller (7), and the left side of the flattening roller assembly (3) is provided with a tensioning assembly (9). The left end and the bottom of the positioning plate (4) are fixedly installed with a limiting rod (41), the position of the limiting rod (41) corresponds to the position of the L-shaped frame (6), the surface of the positioning plate (4) is provided with a moving groove (42), the moving groove (42) is rotatably connected with a threaded rod (43), the outer wall of the threaded rod (43) is threadedly connected with a threaded seat (44), and the threaded seat (44) is slidably installed in the moving groove (42), the two ends of the threaded seat (44) are fixedly connected with a moving plate (45), and the moving plate (45) is provided with a clamping piece (46) on the side close to the rotating assembly (5). The clamping piece (46) comprises two rotating rods (461) rotatably installed at the two ends of the outer wall of the positioning plate (4), the right end of the rotating rod (461) extends to the outside through the positioning plate (4) and is fixedly connected with a knob, and the two rotating rods (461) are cross-shaped, the left end of the rotating rod (461) is fixedly connected with a straight rod (462), the other end of the straight rod (462) is fixedly connected with an arc-shaped rod (463), the inner end of the straight rod (462) is fixedly connected with a first spring (464), and the specification of the arc-shaped rod (463) is matched with the specification of the rotating disc (51). The inside of the moving plate (45) is provided with an inclined groove (451), the left end of the inclined groove (451) is large in opening and small in right opening, and the left opening corresponds to the position of the rotating rod (461); The rotating assembly (5) comprises a rotating disc (51) rotatably installed at the two ends of the positioning plate (4), the rotating disc (51) is rotatably connected with a connecting rod (52) at a position away from the center, and the two connecting rods (52) are arranged in a staggered manner, the other end of the connecting rod (52) is rotatably connected with a pushing rod (53), and the other end of the pushing rod (53) is rotatably connected with the outer wall of the moving plate (45).

2. A flattening roller with easy brush replacement according to claim 1, characterized in that: The L-shaped frame (6) comprises a first L-shaped frame (61) and a second L-shaped frame (62), and the connecting assembly (8) is arranged on the first L-shaped frame (61) and the second L-shaped frame (62), the first L-shaped frame (61) is fixedly installed on the rotating disc (51), the second L-shaped frame (62) is fixedly installed on the connecting rod (52), and the inside of the first L-shaped frame (61) and the second L-shaped frame (62) is provided with a communication groove (63), and the communication groove (63) is provided with a guide wheel (64).

3. A flattening roller with a brush that is easy to replace according to claim 2, characterized in that: The brush roller (7) comprises a first brush roller (71) and a second brush roller (72), the first brush roller (71) and the second brush roller (72) are respectively installed on a first L-shaped frame (61) and a second L-shaped frame (62), and a clamping groove (73) is formed in the inner end of each of the first brush roller (71) and the second brush roller (72) and has an L-shaped structure.

4. The flattening roller of claim 1, wherein: The flattening roller assembly (3) comprises a first flattening roller (31) and a second flattening roller (32) which are rotatably installed on the fixed frame (2), the bottom of the first flattening roller (31) is provided with a motor (33) which is fixedly installed on the bottom of the base (1), the output end of the motor (33) is connected with the second flattening roller (32) through a belt pulley assembly (34), and the other ends of the first flattening roller (31) and the second flattening roller (32) are connected through a gear set assembly (35).

5. A flattening roller with easy brush replacement according to claim 1, characterized in that: The tensioning assembly (9) comprises fixed plates (91) which are fixedly installed on the top of the base (1) at both ends, a tensioning roller (92) is arranged between the fixed plates (91), lifting grooves (94) are formed in the surfaces of the fixed plates (91), movable bases (93) are slidably connected in the lifting grooves (94), and the tensioning roller (92) is rotatably installed on the movable bases (93).

6. A flattening roller with a brush that is easy to replace according to claim 4, characterized in that: The connecting assembly (8) comprises rotating grooves (81) which are formed in a circular array at the end of the first L-shaped frame (61) close to the brush roller (7), rotating plates (82) are arranged at the rotating grooves (81), one end of each rotating plate (82) is rotatably installed on the first L-shaped frame (61), the other end of each rotating plate (82) is fixedly connected with a clamping block (83), the specifications of the clamping blocks (83) and the rotating plates (82) are matched with the specifications of the clamping grooves (73), first sliding rods (84) are fixedly connected with the inner walls of the rotating grooves (81), traction blocks (85) are slidably connected with the outer walls of the first sliding rods (84) close to the brush roller (7), traction rods (86) are rotatably arranged in a circular array on the outer walls of the traction blocks (85), the other ends of the traction rods (86) are rotatably connected with the inner walls of the rotating plates (82), second springs (810) are sleeved with the outer walls of the first sliding rods (84) and located at the outer end of the traction blocks (85), first connecting lines (87) are fixedly connected with the outer end of the traction blocks (85), discs (88) are slidably installed in the communication grooves (63) and fixedly connected with second connecting lines (89) at the other ends, the other ends of the second connecting lines (89) pass through the guide wheels (64) and are fixedly connected with the L-shaped frames (6) and the limiting rods (41).

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