Flat type unwinding device for aluminum strip production with wear-resistant coating

Abstract

The utility model relates to the technical field of aluminum strip finish machining equipment, in particular to a flat type unwinding device for aluminum strip production with a wear-resistant coating. A first base and a second base are arranged on the left side and the right side of the outer side face of the base respectively, a guide rod is installed on the upper surface of the first base, a sliding block is installed on the guide rod, a rotating shaft is rotationally connected to the sliding block, one end of the rotating shaft penetrates through a through hole in the sliding block to be connected with a rotating shaft positioning device, and an aluminum strip deflection device is installed at the other end of the rotating shaft. According to the flat type unwinding device for producing the aluminum strip with the wear-resistant coating, an aluminum coil is convenient to hoist and install, and the device is compact in structure and easy and convenient to operate; the aluminum coil is simple and convenient to mount and hoist; the flat type unwinding device does not need to erect the material coil and hoist the material coil to the unwinding shaft, and the aluminum coil is directly placed through the supporting structure on the base; due to the design, the hoisting difficulty and the operation complexity are greatly reduced; the flat type unwinding device can achieve continuous unwinding, and the downtime caused by reel replacement or adjustment is shortened.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of aluminum strip finishing, in particular to a flat unwinding device for aluminum strip production with wear-resistant coating. BACKGROUND

[0002] When the wear-resistant coating on the surface of the aluminum strip is processed, the following steps need to be taken: unwinding, surface pretreatment, primer coating and curing, wear-resistant coating coating and curing, post-treatment and detection, etc. The unwinding process of the aluminum strip in the prior art is mostly as disclosed in the Chinese patent application with the authorized announcement No. CN111689276B, which relates to an unwinding device and an unwinding equipment. It comprises: an unwinding shaft for mounting a material roll with a head and a tail; a butt joint assembly arranged downstream of the unwinding shaft, the unwinding device fixes the head through the butt joint assembly and makes the head in a state of waiting for butt joint; a head traction assembly, which comprises a driving part and a traction part, the driving part is connected with the traction part and can drive the traction part to move along a predetermined track at an unwinding position and a waiting position, wherein the traction part is connected with the head at the unwinding position, the traction part releases the head at the waiting position and the butt joint assembly fixes the released head.

[0003] When the unwinding device is used, the material roll needs to be hung on the unwinding shaft after being erected, and the material roll needs to be fixed on the unwinding shaft after hoisting is completed. When the unwinding device is used to unwind a heavy aluminum strip material roll, it is necessary to ensure that the shaft center of the material roll coincides with the shaft center of the unwinding shaft. At this time, the unwinding shaft usually adopts a gas expansion shaft, which has a complex structure and low hoisting and fixing efficiency. At the same time, the operation and maintenance of the traditional vertical unwinding device are not convenient. CONTENT OF THE UTILITY MODEL

[0004] The application provides a flat unwinding device for aluminum strip production with wear-resistant coating, which is convenient for hoisting and installation of aluminum rolls, has a compact structure and is easy to operate, and can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the application provides the following technical scheme: a flat unwinding device for aluminum strip production with wear-resistant coating, comprising a base; the outer side of the base is provided with a base one and a base two on the left and right sides respectively, a guide rod is installed on the upper surface of the base one, a sliding block is installed on the guide rod, a rotating shaft is rotatably connected to the sliding block, a rotating shaft positioning device is connected to one end of the rotating shaft through a through hole in the sliding block, and an aluminum strip deflection device is installed on the other end of the rotating shaft.

[0006] The aluminum strip deflection device comprises an arc-shaped mounting plate mounted at the end of the rotating shaft, the inner side of the arc-shaped mounting plate is provided with an arc-shaped groove, the inner side of the arc-shaped groove is uniformly provided with a positioning roller group one, the upper and lower sides of the arc-shaped mounting plate are provided with positioning blocks, the positioning blocks are slidably connected with telescopic arms, the end of the telescopic arm is provided with a cylindrical positioning plate, a positioning roller group two is arranged between the upper and lower cylindrical positioning plates, and an arc-shaped channel for the aluminum strip to pass through is arranged between the positioning roller group two and the positioning roller group one.

[0007] The upper surface of the base is provided with a stepping motor, the output shaft of the stepping motor is fixedly connected with a support plate through a shaft coupling, and the support plate is rotationally connected with the base through a bearing.

[0008] Preferably, the number of guide rods is two, both of which are slidably connected with the sliding block, and the sliding block is threadedly connected with a positioning stud through a threaded hole arranged on the outer side surface thereof; when the position of the sliding block is fixed, the end of the positioning stud is tightly pressed against the outer side surface of the guide rod.

[0009] Preferably, the rotating shaft is rotationally connected with the sliding block through a bearing, and the rotating shaft positioning device comprises a rotating disc fixedly provided with the end of the rotating shaft, the rotating disc is threadedly connected with a stud with a head one through a threaded hole arranged on the outer side surface thereof, and the outer side surface of the sliding block is provided with annularly and uniformly distributed positioning tooth grooves close to the rotating disc; the end of the stud with a head one is insertedly matched with the positioning tooth grooves.

[0010] Preferably, the positioning roller group one is composed of a plurality of positioning rollers one, the plurality of positioning rollers one are fan-shapedly and uniformly distributed along the inner side surface of the arc-shaped groove, and the positioning roller one is rotationally connected with the arc-shaped mounting plate.

[0011] Preferably, the positioning roller group two is composed of a plurality of positioning rollers two, the plurality of positioning rollers two are fan-shapedly and uniformly distributed on the outer side surface of the cylindrical positioning plate, and the positioning roller two is rotationally connected with the cylindrical positioning plate.

[0012] Preferably, the upper surface of the support plate is placed with an aluminum roll one, the upper surface of the aluminum roll one is provided with an L-shaped support plate, the upper surface of the L-shaped support plate is placed with an aluminum roll two, the number of the L-shaped support plates is multiple, and the multiple L-shaped support plates are annularly and uniformly distributed on the upper surface of the aluminum roll one.

[0013] Preferably, the upper surface of the base two is provided with a pneumatic telescopic rod, and the telescopic end of the pneumatic telescopic rod is provided with a leveling device.

[0014] Preferably, the leveling device comprises a rectangular frame, two rollers symmetrically arranged above and below are rotationally connected with the inner side surface of the rectangular frame, the two rollers are both horizontally arranged, and the aluminum strip passes through the middle of the two rollers.

[0015] Preferably, the telescopic arm is fixed on the positioning block through a stud with a head two.

[0016] Compared with the prior art, the application has the following beneficial effects:

[0017] 1. Structure optimization and compactness:

[0018] Flat design: The device adopts a flat unwinding design, compared to the traditional vertical unwinding device, the structure is more compact, and the floor space is smaller. This design is especially suitable for production workshops with limited space, which can effectively save space resources;

[0019] Modular design: The various functional modules of the device, such as guide rods, sliders, shafts, aluminum strip deflection devices, etc. are reasonably distributed, facilitating installation, debugging and maintenance;

[0020] 2. Easy operation: aluminum roll installation and hoisting is simple: the flat unwinding device does not need to hoist the roll vertically to the unwinding shaft, but directly places the aluminum roll through the support structure on the base; This design greatly reduces the hoisting difficulty and operation complexity;

[0021] 3. High efficiency and production efficiency improvement: The flat unwinding device can realize continuous unwinding, reducing downtime caused by roll replacement or adjustment. Through the design of the support plate and the L-shaped support plate, multiple aluminum strips can be placed at the same time, and roll replacement can be completed through simple switching operation, significantly improving production efficiency. The cooperation of the stepping motor and the coupling can realize accurate control of the unwinding speed, ensuring the stability of the aluminum strip in the subsequent coating process;

[0022] 4. Easy maintenance: All key components of the flat unwinding device are located on the same plane or are easily accessible, facilitating workers to carry out daily inspection and maintenance; Each functional module, such as the positioning roller group, the leveling device, etc. is independently designed, and can be replaced or repaired individually when problems occur, reducing maintenance cost and time;

[0023] 5. Stability and reliability: The aluminum strip deflection device can effectively guide the aluminum strip into the unwinding path and ensure the smooth running of the aluminum strip during unwinding through the design of the arc-shaped mounting plate, the first positioning roller group and the second positioning roller group. Through the adjustment function of the slider and the guide rod, the device can adapt to aluminum strip rolls of different diameters and weights; The device is not only suitable for wear-resistant coating processing, but also can be applied to other types of aluminum strip surface treatment processes, such as coating, printing, etc., with strong versatility. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a schematic diagram of the structure of the present application Figure 1 ;

[0025] Figure 2 is a schematic diagram of the structure of the present application Figure 1 ;

[0026] Figure 3 is a schematic diagram of the structure of the present application Figure 2 ;

[0027] Figure 4 The front view of the present application.

[0028] In the figure: 1 guide rod, 2 base one, 3 base, 4 aluminum roll one, 5 L-shaped support plate, 6 base two, 7 pneumatic telescopic rod, 8 leveling device, 9 aluminum roll two, 10 positioning tooth groove, 11 sliding block, 12 rotating shaft, 13 head stud one, 14 rotating disc, 15 arc-shaped mounting plate, 16 head stud two, 17 positioning block, 18 telescopic arm, 19 cylindrical positioning plate, 20 positioning roller group one, 21 positioning roller group two, 22 support plate, 23 stepping motor. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only 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 protection of the present application.

[0030] In the description of the present application, if the orientation description such as "up", "down", "front", "back", "left", "right" and the like is involved, the orientation or position relationship indicated is based on the drawings and is only for the convenience of describing the present application and simplifying the description, and is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. When a certain feature is referred to as "provided", "fixed", "connected" to another feature, it can be directly provided, fixed or connected to the other feature, or indirectly provided, fixed or connected to the other feature. Figure 4 The orientation or position relationship shown is only for the convenience of describing the present application and simplifying the description, and is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. When a certain feature is referred to as "provided", "fixed", "connected" to another feature, it can be directly provided, fixed or connected to the other feature, or indirectly provided, fixed or connected to the other feature.

[0031] Please refer to Figures 1-4 The present application provides the following technical solutions: a flat unwinding device for aluminum strip production with wear-resistant coating, comprising a base 3; the outer side of the base 3 is provided with a base one 2 and a base two 6 on the left and right sides respectively, a guide rod 1 is installed on the upper surface of the base one 2, a sliding block 11 is installed on the guide rod 1, a rotating shaft 12 is rotatably connected to the sliding block 11, a rotating shaft positioning device is connected to one end of the rotating shaft 12 through a through hole in the sliding block 11, and an aluminum strip deflection device is installed at the other end of the rotating shaft 12.

[0032] Specifically, the base 3 is the core support structure of the device, the base one 2 and the base two 6 on the left and right sides respectively bear the aluminum strip deflection device and the leveling device, the guide rod 1 adopts a double guide rail design, the sliding block 11 slides through the cooperation of the threaded hole and the positioning stud, after adjustment, the position can be locked by tightening the positioning stud, ensuring the stability and accurate displacement of the sliding block 11 on the guide rod.

[0033] The aluminum strip deflection device comprises an arc-shaped mounting plate 15 mounted at the end of the rotating shaft 12, the inner side of the arc-shaped mounting plate 15 is provided with an arc-shaped groove, the inner side of the arc-shaped groove is uniformly provided with a first positioning roller set 20, the upper and lower sides of the arc-shaped mounting plate 15 are provided with positioning blocks 17, the positioning blocks 17 are slidably connected with telescopic arms 18, the end of the telescopic arm 18 is provided with a cylindrical positioning plate 19, a second positioning roller set 21 is arranged between the upper and lower cylindrical positioning plates 19, and an arc-shaped passage for the aluminum strip is arranged between the first positioning roller set 20 and the second positioning roller set 21.

[0034] Specifically, when the aluminum roll is unloaded, the aluminum strip deflection device is first rotated clockwise by 45 degrees and then fixed, and then the end of the aluminum strip passes through the arc-shaped passage between the first positioning roller set 20 and the second positioning roller set 21 of the aluminum strip deflection device.

[0035] More specifically, the arc-shaped passage guides the aluminum strip to turn gently to avoid stress concentration caused by sharp angle bending; the rolling roller set reduces the sliding friction between the aluminum strip and the device, and the telescopic arm can dynamically adjust the width of the passage to be compatible with aluminum strips of different thicknesses.

[0036] The upper surface of the base 3 is provided with a stepping motor 23, the output shaft of the stepping motor 23 is fixedly connected with a supporting plate 22 through a shaft coupling, and the supporting plate 22 is rotatably connected with the base 3 through a bearing.

[0037] Specifically, the stepping motor 23 drives the supporting plate 22 to rotate through the shaft coupling, the supporting plate 22 is connected with the base 3 through the bearing, the upper aluminum roll 9 is first unwound, and the L-shaped supporting plate 5 is annularly and uniformly distributed to provide stable support for the upper aluminum roll 9.

[0038] More specifically, the stepping motor 23 controls the unwinding speed with high precision to ensure uniform aluminum strip tension; the double-layer aluminum roll design improves production efficiency and reduces roll change downtime; the L-shaped supporting plate 5 disperses the load pressure to prevent the aluminum roll from deforming.

[0039] Further, the number of guide rods 1 is two, the two guide rods 1 are slidably connected with the sliding block 11, and the sliding block 11 is threadedly connected with a positioning stud through a threaded hole arranged on the outer side surface of the sliding block 11; when the position of the sliding block 11 is fixed, the end of the positioning stud is tightly pressed against the outer side surface of the guide rod 1.

[0040] Specifically, the design of the double guide rods 1 enhances the structural rigidity to prevent vibration and deviation of the aluminum strip during unwinding; the position of the sliding block is adjustable and locked reliably, and the installation requirements of aluminum rolls of different specifications can be met.

[0041] Further, the rotating shaft 12 is rotatably connected with the sliding block 11 through a bearing, the rotating shaft positioning device comprises a rotating disc 14 fixedly installed with an end of the rotating shaft 12, the rotating disc 14 is threadedly connected with a head stud 13 through a threaded hole arranged on the outer side surface of the rotating disc 14, and the outer side surface of the sliding block 11 is provided with annularly and uniformly distributed positioning tooth grooves 10 close to the rotating disc 14, and the end of the head stud 13 is insertedly connected with the positioning tooth grooves 10.

[0042] Specifically, the rotating shaft 12 is rotatably connected with the sliding block 11 through a bearing, the rotating shaft positioning device is composed of the rotating disc 14 and the head stud 13, the positioning tooth grooves 10 on the outer side surface of the rotating disc 14 are insertedly connected with the head stud 13, and the rotating shaft angle is accurately locked through thread adjustment.

[0043] Further, the positioning roller group one 20 is composed of a plurality of positioning rollers one, the plurality of positioning rollers one are fan-shapedly and uniformly distributed along the inner side surface of the arc-shaped groove, and the positioning roller one is rotatably connected with the arc-shaped mounting plate 15.

[0044] Specifically, the positioning roller one is arranged to guide the aluminum strip and reduce the friction force in the movement process of the aluminum strip.

[0045] Further, the positioning roller group two 21 is composed of a plurality of positioning rollers two, the plurality of positioning rollers two are fan-shapedly and uniformly distributed on the outer side surface of the columnar positioning plate 19, and the positioning roller two is rotatably connected with the columnar positioning plate 19.

[0046] Specifically, the positioning roller two is distributed in the same way as the positioning roller one.

[0047] Further, the upper surface of the support plate 22 is placed with an aluminum roll one 4, the upper surface of the aluminum roll one 4 is provided with an L-shaped support plate 5, the upper surface of the L-shaped support plate 5 is placed with an aluminum roll two 9, the number of the L-shaped support plate 5 is multiple, and the multiple L-shaped support plates 5 are annularly and uniformly distributed on the upper surface of the aluminum roll one 4.

[0048] Specifically, the stacked aluminum rolls can realize the hoisting of two aluminum rolls at a time, effectively reducing the downtime of the equipment, and when the upper aluminum roll is unrolled, the packaging of the lower aluminum roll is opened for unrolling.

[0049] Further, the upper surface of the base two 6 is installed with a pneumatic telescopic rod 7, and the telescopic end of the pneumatic telescopic rod 7 is installed with a leveling device 8.

[0050] Specifically, the leveling device 8 is used to level the aluminum strip.

[0051] Further, the leveling device 8 comprises a rectangular frame, two upper and lower symmetrical rollers are rotatably connected to the inner side surface of the rectangular frame, the two rollers are both horizontally arranged, and the aluminum strip passes through the middle of the two rollers.

[0052] Specifically, the aluminum strip passes through the middle of the two rollers.

[0053] Further, the telescopic arm 18 is fixed on the positioning block 17 by the head stud two 16.

[0054] Specifically, the head stud two 16 is threadedly connected with the threaded through hole on the positioning block 17. When fixing the position of the telescopic arm 18, the end of the head stud two 16 is tightly pressed against the outer side surface of the telescopic arm 18.

[0055] In use: first, the aluminum roll one 4 is hung on the upper surface of the support plate 22, then the L-shaped support plate 5 is evenly placed on the upper surface of the aluminum roll one 4, and then the aluminum roll two 9 is hung on the upper surface of the aluminum roll one 4, the packaging of the aluminum roll two 9 is opened, and the aluminum strip of the aluminum roll two 9 is passed between the positioning roller set one 20 and the positioning roller set two 21.

[0056] At this time, the positioning roller set one 20 and the positioning roller set two 21 have been rotated by 45 degrees, and when the aluminum strip is passed between the positioning roller set one 20 and the positioning roller set two 21, it first undergoes a 45-degree flip, and then the aluminum strip is passed through the straightening device 8, and the straightening device 8 flips the aluminum strip by 45 degrees, so that the aluminum strip is in a horizontal state when it is discharged.

[0057] When the aluminum strip is discharged, the stepper motor 23 drives the aluminum roll to rotate at a constant speed.

[0058] The device has significant advantages in structure optimization, operation convenience, production efficiency, maintenance convenience, stability, applicability, cost-effectiveness, safety, and environmental protection and energy saving. Its design fully considers the actual production needs and can effectively solve the problems existing in the traditional vertical unwinding device, providing an efficient, reliable, and economical technical solution for aluminum strip surface wear-resistant coating processing.

[0059] Although the embodiments of the present application have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A flat type unwinding device for aluminum strip production with a wear-resistant coating, characterized in that: The utility model provides a kind of aluminum strip winding and unwinding device, including base (3);The outer side of the base (3) left and right sides is equipped with base one (2) and base two (6) respectively, the upper surface of base one (2) is equipped with guide rod (1), guide rod (1) is equipped with sliding block (11) on, sliding block (11) is rotatably connected with rotating shaft (12), one end of rotating shaft (12) passes through the through hole on sliding block (11) and is connected with rotating shaft positioning device, the other end of rotating shaft (12) is equipped with aluminum band deflection device; Aluminum band deflection device includes arc-shaped mounting plate (15) installed at the end of rotating shaft (12), the inner side of arc-shaped mounting plate (15) is equipped with arc-shaped groove, the inner side of arc-shaped groove is uniformly equipped with positioning roller group one (20), the upper and lower sides of arc-shaped mounting plate (15) are equipped with positioning block (17), positioning block (17) is slidably connected with telescopic arm (18), the end of telescopic arm (18) is equipped with cylindrical positioning plate (19), positioning roller group two (21) is equipped between the upper and lower cylindrical positioning plate (19), arc-shaped passage is equipped between positioning roller group two (21) and positioning roller group one (20) for aluminum band to pass through; The upper surface of the base (3) is equipped with stepper motor (23) in the middle, the output shaft of stepper motor (23) is fixedly connected with support plate (22) through coupling, support plate (22) is rotatably connected with base (3) through bearing.

2. The flat unwinding device for aluminum strip production with wear-resistant coating according to claim 1, characterized in that: The number of the guide rod (1) is two, and the two guide rods (1) are slidably connected with the sliding block (11). The sliding block (11) is threadedly connected with a positioning stud through a threaded hole provided on the outer side surface thereof. When the position of the sliding block (11) is fixed, the end of the positioning stud is tightly pressed against the outer side surface of the guide rod (1).

3. The flat unwinding device for aluminum strip production with wear-resistant coating according to claim 1, characterized in that: The rotating shaft (12) is rotatably connected with the sliding block (11) through a bearing. The rotating shaft positioning device comprises a rotating disc (14) fixedly installed at the end of the rotating shaft (12). The rotating disc (14) is threadedly connected with a stud with head one (13) through a threaded hole provided on the outer side surface thereof. The outer side surface of the sliding block (11) is provided with annularly and uniformly distributed positioning tooth grooves (10) close to the rotating disc (14). The end of the stud with head one (13) is insertedly and matchingly connected with the positioning tooth grooves (10).

4. The flat unwinding device for aluminum strip production with wear-resistant coating according to claim 1, characterized in that: The positioning roller group one (20) is composed of a plurality of positioning rollers one. The plurality of positioning rollers one are fan-shapedly and uniformly distributed along the inner side surface of the arc-shaped groove. The positioning rollers one are rotatably connected with the arc-shaped mounting plate (15).

5. The flat unwinding device for aluminum strip production with wear-resistant coating according to claim 1, characterized in that: The positioning roller group two (21) is composed of a plurality of positioning rollers two. The plurality of positioning rollers two are fan-shapedly and uniformly distributed on the outer side surface of the cylindrical positioning plate (19). The positioning rollers two are rotatably connected with the cylindrical positioning plate (19).

6. The flat unwinding device for aluminum strip production with wear-resistant coating according to claim 1, characterized in that: The upper surface of the support plate (22) is placed with an aluminum roll one (4). The upper surface of the aluminum roll one (4) is provided with L-shaped support plates (5). The upper surface of each L-shaped support plate (5) is placed with an aluminum roll two (9). The number of the L-shaped support plates (5) is multiple. The multiple L-shaped support plates (5) are annularly and uniformly distributed on the upper surface of the aluminum roll one (4).

7. The flat unwinding device for aluminum strip production with wear-resistant coating according to claim 1, characterized in that: The upper surface of the base two (6) is equipped with pneumatic telescopic rod (7), and the telescopic end of pneumatic telescopic rod (7) is equipped with rectification device (8).

8. The flat unwinding device for aluminum strip production with wear-resistant coating according to claim 7, characterized in that: The rectifying device (8) comprises a rectangular frame, two upper and lower symmetrical rollers are rotationally connected to the inner side of the rectangular frame, the two rollers are horizontally arranged, and the aluminum belt passes through the middle of the two rollers.

9. The flat unwinding device for aluminum strip production with wear-resistant coating according to claim 1, characterized in that: The telescopic arm (18) is fixed on the positioning block (17) through the second band head stud (16).

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