Calendaring device for coating machine

Abstract

The utility model belongs to the field of coating machines, and provides a calendering device for a coating machine, which comprises a wall plate, a pressure-bearing roller, an adjusting assembly and a driving mechanism. Wherein the pressure-bearing roller is rotationally mounted on the wall plate; the adjusting assembly comprises a rotating shaft connected to the wall plate, a swing seat connected to the rotating shaft and capable of swinging around the rotating shaft, and an action roller rotationally installed on the swing seat, the rotating shaft and the action roller are both parallel to the pressure-bearing roller, and a gap allowing the target composite strip to pass through is formed between the action roller and the pressure-bearing roller; the driving mechanism comprises an air bag mounting seat connected to the wall plate and an air bag connected between the air bag mounting seat and the swing seat, and the air bag is used for expanding or contracting to drive the swing seat to swing around the rotating shaft and enable the movable roller to be close to or away from the pressure bearing roller.

Description

Technical Field

[0001] This application belongs to the field of coating machines, and more specifically, relates to a calendering device for a coating machine. Background Art

[0002] As a key device for uniformly coating a coating on the surface of a substrate, the performance and efficiency of a coating machine directly affect the quality and production cost of the final product. With the continuous improvement of the market's requirements for the appearance quality of coated products, how to effectively improve the gloss and flatness of the coating surface has become a key problem that needs to be solved urgently in coating technology. However, due to poor structural design, most of the existing calendering devices for coating machines have limited calendering effects and are difficult to achieve adaptive adjustment for substrates of different materials and different thicknesses. Therefore, it is necessary to solve the above technical problems. Summary of the Invention

[0003] The purpose of the embodiments of this application is to provide a calendering device for a coating machine to solve the technical problem of poor adaptability of the existing calendering device.

[0004] To achieve the above purpose, the technical solution adopted by this application is: providing a calendering device for a coating machine, including:

[0005] Wall panels;

[0006] A pressure-bearing roller rotatably installed on the wall panels;

[0007] An adjustment assembly, including a rotating shaft connected to the wall panels, a swing seat connected to the rotating shaft and capable of swinging around the rotating shaft, and a moving roller rotatably installed on the swing seat. The rotating shaft and the moving roller are both parallel to the pressure-bearing roller, and a gap for the target composite strip to pass through is formed between the moving roller and the pressure-bearing roller;

[0008] A driving mechanism, including an airbag mounting seat connected to the wall panels and an airbag connected between the airbag mounting seat and the swing seat. The airbag is used to expand or contract to drive the swing seat to swing around the rotating shaft and make the moving roller approach or move away from the pressure-bearing roller.

[0009] Optionally, the adjustment assembly further includes a bottom plate connected to the swing seat and a first bearing seat connected to the bottom plate;

[0010] The moving roller is rotatably installed on the first bearing seat and is connected to the swing seat through the first bearing seat and the bottom plate.

[0011] Optionally, the adjustment assembly further includes a spacer block;

[0012] On the opposite surfaces of the first bearing seat and the bottom plate, card slots for accommodating the cushion blocks are respectively provided, and the cushion blocks are accommodated in the card slots and used to limit the movement of the first bearing seat relative to the bottom plate along the flattening direction of the bottom plate.

[0013] Optionally, the adjusting assembly further includes an airbag connecting plate angledly connected to the swing seat, and the swing seat is connected to the airbag through the airbag connecting plate;

[0014] A reinforcing rib plate is provided between the swing seat and the airbag connecting plate.

[0015] Optionally, two sets of the pressure rollers, the adjusting assemblies, and the driving mechanisms are symmetrically arranged on the wall panel respectively;

[0016] The two sets of pressure rollers and the moving rollers in the two sets of adjusting assemblies are arranged in parallel.

[0017] Optionally, the calendering device for the coater further includes a second bearing seat movably installed on the wall panel and an adjusting roller rotatably installed on the second bearing seat;

[0018] The adjusting roller is located between the two sets of adjusting assemblies and is parallel to the moving roller, and the second bearing seat is used to move relative to the wall panel in the horizontal direction and drive the adjusting roller to approach / separate from one set of moving rollers respectively.

[0019] Optionally, a linear rail is horizontally arranged on the wall panel facing the two sets of adjusting assemblies, and a slider capable of sliding on the linear rail is connected to the second bearing seat;

[0020] The second bearing seat is slidably connected to the linear rail through the slider.

[0021] Optionally, a threaded seat is connected to the second bearing seat, and a support is connected to the wall panel;

[0022] The calendering device for the coater further includes a screw rod rotatably installed on the support, the screw rod is threadedly connected to the threaded seat and can drive the threaded seat to move relative to the screw rod along the axial direction of the screw rod during the rotation relative to the support.

[0023] Optionally, a hexagonal part for facilitating driving the screw rod to rotate around its own central axis is provided at the end of the screw rod far from the threaded seat.

[0024] Optionally, a movable groove for avoiding the second bearing seat is provided on the wall panel.

[0025] The beneficial effects of the calendering device for a coating machine provided in this application are as follows: Compared with the prior art, in the calendering device for a coating machine provided in this application, an adjustment component and a driving mechanism are provided. When the airbag in the driving mechanism expands or contracts, it can drive the swing seat connected to the airbag to rotate around the rotating shaft and drive the moving roller installed on the swing seat to approach or move away from the pressure roller. In this way, the width of the gap for the target composite strip to pass between the moving roller and the pressure roller can be flexibly adjusted, which is beneficial to making the calendering device for a coating machine provided in this application more flexibly adapt to different materials and different thicknesses of substrates and achieve a better calendering effect, far superior to the prior art. Brief Description of the Drawings

[0026] In order to more clearly illustrate the technical solutions in the embodiments of this application, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of this application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0027] Figure 1 It is a schematic diagram of the overall structure of the calendering device for a coating machine provided in the embodiment of this application;

[0028] Figure 2 It is a sectional view of the overall structure of the calendering device for a coating machine provided in the embodiment of this application;

[0029] Figure 3 It is Figure 1 an enlarged view of the structure at A in

[0030] Among them, the reference numerals in the drawings: 101, wall panel; 102, pressure roller; 103, rotating shaft; 104, swing seat; 105, moving roller; 106, airbag mounting seat; 107, airbag; 108, bottom plate; 109, first bearing seat; 110, cushion block; 111, card slot; 112, airbag connecting plate; 113, stiffening rib plate; 114, second bearing seat; 115, adjusting roller; 116, linear guide; 117, slider; 118, threaded seat; 119, support; 120, screw rod; 121, hexagonal part; 122, moving groove; 200, composite strip. Detailed Description of the Embodiments

[0031] In order to make the technical problems, technical solutions, and beneficial effects to be solved by this application clearer, the following further details this application in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain this application and are not used to limit this application.

[0032] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0033] It should be understood that the orientation or positional relationship indicated by terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present application.

[0034] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present application, the meaning of "a plurality" is two or more, unless otherwise specifically defined.

[0035] Please refer to Figures 1 to 3 , and now a calendering device for a coating machine provided by an embodiment of the present application will be described. The calendering device for the coating machine includes a wallboard 101, a pressure-bearing roller 102, an adjustment assembly, and a driving mechanism. Among them:

[0036] The pressure-bearing roller 102 is rotatably installed on the wallboard 101. The adjustment assembly includes a rotating shaft 103 connected to the wallboard 101, a swing seat 104 connected to the rotating shaft 103 and capable of swinging around the rotating shaft 103, and a moving roller 105 rotatably installed on the swing seat 104. Both the rotating shaft 103 and the moving roller 105 are parallel to the pressure-bearing roller 102, and a gap for the target composite strip 200 to pass through is formed between the moving roller 105 and the pressure-bearing roller 102. The driving mechanism includes an airbag mounting seat 106 connected to the wallboard 101 and an airbag 107 connected between the airbag mounting seat 106 and the swing seat 104. The airbag 107 is used to expand or contract to drive the swing seat 104 to swing around the rotating shaft 103 and make the moving roller 105 approach or move away from the pressure-bearing roller 102.

[0037] According to the above structure provided in this embodiment, an adjusting assembly and a driving mechanism are provided in the calendering device for a coater. When the airbag 107 in the driving mechanism expands or contracts, it can drive the swing seat 104 connected to the airbag 107 to rotate around the rotating shaft 103 and drive the moving roller 105 mounted on the swing seat 104 to approach or move away from the pressure roller 102. In this way, the gap width for the target composite strip 200 to pass between the moving roller 105 and the pressure roller 102 can be flexibly adjusted, which is beneficial to making the calendering device for the coater provided in this application more flexibly adapted to substrates of different materials and different thicknesses and achieving a better calendering effect, far superior to the prior art.

[0038] In another embodiment of the present application, please refer to Figures 1 to 3 as well. The adjusting assembly further includes a bottom plate 108 connected to the swing seat 104 and a first bearing seat 109 connected to the bottom plate 108. The moving roller 105 is rotatably mounted on the first bearing seat 109 and is connected to the swing seat 104 through the first bearing seat 109 and the bottom plate 108. According to the above structure provided in this embodiment, the moving roller 105 can be more stably connected to the swing seat 104 through the first bearing seat 109 and the bottom plate 108 connected to the swing seat 104. Thus, the swing seat 104 can more stably drive the moving roller 105 to approach or move away from the pressure roller 102, which is beneficial to further improving the calendering effect of the calendering device for the coater in this embodiment.

[0039] In another embodiment of the present application, please refer to Figures 1 to 3 as well. The adjusting assembly further includes a spacer 110. Card slots 111 for accommodating the spacer 110 are respectively provided on the opposite surfaces of the first bearing seat 109 and the bottom plate 108. The spacer 110 is accommodated in the card slot 111 and is used to limit the movement of the first bearing seat 109 relative to the bottom plate 108 along the flattening direction of the bottom plate 108. According to the above structure provided in this embodiment, the spacer 110 can well limit the movement of the first bearing seat 109 relative to the bottom plate 108 along the flattening direction of the bottom plate 108 and eliminate the shear force generated therebetween, which is beneficial to enabling the calendering device for the coater provided in this embodiment to operate more stably for a long time.

[0040] In another embodiment of the present application, please refer to Figures 1 to 3, the adjusting assembly further includes an airbag connecting plate 112 angularly connected to the swing seat 104. The swing seat 104 is connected to the airbag 107 through the airbag connecting plate 112, and a reinforcing rib plate 113 is provided between the swing seat 104 and the airbag connecting plate 112. According to the above structure provided in this embodiment, the airbag connecting plate 112 and the reinforcing rib plate 113 can effectively improve the connection strength between the airbag 107 and the swing seat 104, thereby facilitating the more stable long-term operation of the calendering device for a coating machine provided in this embodiment.

[0041] In another embodiment of the present application, please also refer to Figures 1 to 3 , two sets of pressure rollers 102, adjusting assemblies, and driving mechanisms are symmetrically arranged on the wall panel 101 respectively. The two sets of pressure rollers 102 and the moving rollers 105 in the two adjusting assemblies are all arranged in parallel. According to the above structure provided in this embodiment, the two sets of pressure rollers 102 and the moving rollers 105 arranged correspondingly are beneficial to perform secondary calendering on the target composite strip 200, and are beneficial to further improving the calendering effect of the calendering device for a coating machine in this embodiment.

[0042] In another embodiment of the present application, please also refer to Figures 1 to 3 , the calendering device for a coating machine further includes a second bearing seat 114 movably installed on the wall panel 101 and an adjusting roller 115 rotatably installed on the second bearing seat 114. The adjusting roller 115 is located between the two adjusting assemblies and is parallel to the moving roller 105. The second bearing seat 114 is used to move relative to the wall panel 101 in the horizontal direction and drive the adjusting roller 115 to approach / away from a set of moving rollers 105 respectively. According to the above structure provided in this embodiment, the adjusting roller 115 that can move between the two sets of moving rollers 105 can make the composite strip 200 have the same wrapping angle with the moving rollers 105 on both sides, ensuring the pressure uniformity of the composite strip 200, and is beneficial to further improving the calendering effect of the calendering device for a coating machine in this embodiment.

[0043] In another embodiment of the present application, please also refer to Figures 1 to 3 , a linear rail 116 is horizontally arranged on the wall panel 101 and faces the two adjusting assemblies. A slider 117 capable of sliding on the linear rail 116 is connected to the second bearing seat 114, and the second bearing seat 114 is slidably connected to the linear rail 116 through the slider 117. According to the above structure provided in this embodiment, the second bearing seat 114 can move more stably and precisely between the two sets of moving rollers 105 through the cooperation of the slider 117 and the linear rail 116, which is beneficial to further improving the calendering effect of the calendering device for a coating machine in this embodiment.

[0044] In another embodiment of the present application, please also refer to Figures 1 to 3, a threaded seat 118 is connected to the second bearing seat 114, and a support 119 is connected to the wall panel 101. The calendering device for the coater in this embodiment further includes a screw rod 120 rotatably mounted on the support 119. The screw rod 120 is threadedly connected to the threaded seat 118 and can drive the threaded seat 118 to move axially relative to the screw rod 120 during the process of rotating relative to the support 119. According to the above structure provided in this embodiment, when the screw rod 120 rotates relative to the support 119, it can drive the threaded seat 118 to move axially relative to the screw rod 120. In this way, not only can the second bearing seat 114 connected to the threaded seat 118 be stably moved, but also the self-locking effect of the second bearing seat 114 can be achieved, so that the distance between the adjusting roller 115 and the two side moving rollers 105 is more stable, which is beneficial to further improving the calendering effect of the calendering device for the coater in this embodiment.

[0045] In another embodiment of the present application, please refer to Figures 1 to 3 , a hexagonal part 121 for facilitating the driving of the screw rod to rotate around its own central axis is provided at the end of the screw rod 120 away from the threaded seat 118. According to the above structure provided in this embodiment, the hexagonal part 121 provided at the end of the screw rod 120 is beneficial for the operator to more conveniently rotate the screw rod 120 and better control the calendering device for the coater provided in this embodiment.

[0046] In another embodiment of the present application, please refer to Figures 1 to 3 , a movable groove 122 for avoiding the second bearing seat 114 is provided on the wall panel 101. According to the above structure provided in this embodiment, the movable groove 122 provided on the wall panel 101 is beneficial for the second bearing seat 114 to move more conveniently and significantly reduces the overall space volume occupied by the calendering device for the coater in this embodiment, which is far superior to the prior art.

[0047] The above are only the preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A calendering device for a coater, characterized in that, Comprising: Wallboard (101); Pressure-bearing roller (102), rotatably mounted on the wallboard (101); Adjusting assembly, including a rotating shaft (103) connected to the wallboard (101), a swing seat (104) connected to the rotating shaft (103) and capable of swinging around the rotating shaft (103), and a moving roller (105) rotatably mounted on the swing seat (104). The rotating shaft (103) and the moving roller (105) are both parallel to the pressure-bearing roller (102), and a gap for the target composite strip (200) to pass through is formed between the moving roller (105) and the pressure-bearing roller (102); Driving mechanism, including an airbag mounting seat (106) connected to the wallboard (101) and an airbag (107) connected between the airbag mounting seat (106) and the swing seat (104). The airbag (107) is used to expand or contract to drive the swing seat (104) to swing around the rotating shaft (103) and make the moving roller (105) approach or move away from the pressure-bearing roller (102).

2. The calendering device for a coating machine according to claim 1, characterized in that: The adjusting assembly further includes a bottom plate (108) connected to the swing seat (104) and a first bearing seat (109) connected to the bottom plate (108); The moving roller (105) is rotatably mounted on the first bearing seat (109) and is connected to the swing seat (104) through the first bearing seat (109) and the bottom plate (108).

3. The calendering device for a coating machine according to claim 2, characterized in that: The adjusting assembly further includes a spacer block (110); Card slots (111) for accommodating the spacer block (110) are respectively provided on the opposite surfaces of the first bearing seat (109) and the bottom plate (108). The spacer block (110) is accommodated in the card slots (111) and is used to limit the movement of the first bearing seat (109) relative to the bottom plate (108) along the flattening direction of the bottom plate (108).

4. The calendering device for a coating machine according to claim 1, characterized in that: The adjusting assembly further includes an airbag connecting plate (112) angularly connected to the swing seat (104). The swing seat (104) is connected to the airbag (107) through the airbag connecting plate (112); A reinforcing rib plate (113) is provided between the swing seat (104) and the airbag connecting plate (112).

5. The calendering device for a coating machine according to claim 1, characterized in that: Two groups of the pressure-bearing roller (102), the adjusting assembly, and the driving mechanism are symmetrically arranged on the wallboard (101); The two groups of pressure-bearing rollers (102) and the moving rollers (105) in the two groups of adjusting assemblies are all arranged in parallel.

6. The calendering device for a coating machine according to claim 5, characterized in that: The calendering device for the coater further includes a second bearing block (114) movably mounted on the wallboard (101) and an adjusting roller (115) rotatably mounted on the second bearing block (114); The adjusting roller (115) is located between the two groups of adjusting components and is parallel to the moving roller (105). The second bearing block (114) is used to move horizontally relative to the wallboard (101) and drive the adjusting roller (115) to approach / separate from a group of the moving rollers (105) respectively.

7. The calendering device for the coater according to claim 6, wherein: A linear rail (116) facing the two groups of adjusting components is horizontally arranged on the wallboard (101), and a slider (117) capable of sliding on the linear rail (116) is connected to the second bearing block (114); The second bearing block (114) is slidably connected to the linear rail (116) through the slider (117).

8. The calendering device for the coater according to claim 7, wherein: A threaded seat (118) is connected to the second bearing block (114), and a support (119) is connected to the wallboard (101); The calendering device for the coater further includes a screw rod (120) rotatably mounted on the support (119). The screw rod (120) is threadedly connected to the threaded seat (118) and can drive the threaded seat (118) to move axially relative to the screw rod (120) during the rotation relative to the support (119).

9. The calendering device for the coater according to claim 8, wherein: A hexagonal part (121) facilitating driving the screw rod to rotate around its own central axis is provided at the end of the screw rod (120) away from the threaded seat (118).

10. The calendering device for the coater according to any one of claims 6-9, wherein: An activity groove (122) for avoiding the second bearing block (114) is provided on the wallboard (101).

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