Aluminum flat tube uncoiling equipment

Abstract

The utility model discloses an aluminum flat tube uncoiling device which comprises a base, a sliding guide rail installed on the base, a sliding base connected to the sliding guide rail in a sliding mode, a ball screw assembly installed on the sliding base and a roller assembly, and the ball screw assembly is used for driving the sliding base to do linear reciprocating motion along the sliding guide rail; a swing arm is further arranged above the sliding base and provided with an inclined block, the inclined block is tangent to the roller assembly, and the roller assembly is used for driving the swing arm to swing up and down. By adding an automatic tensioning function, the automatic tensioning device can be effectively matched and adapted with uncoiling equipment so as to be matched with the uncoiling speed, automatic feeding and discharging are facilitated, time and labor are saved, the uncoiling quality of uncoiled material coils and the appearance effect of products are guaranteed, and the requirements of customers are met more accurately.

Description

TECHNICAL FIELD

[0001] The utility model relates to a strip opening equipment technical field especially relates to a kind of aluminium flat tube strip opening equipment. BACKGROUND

[0002] Micro-channel aluminium flat tube, also known as parallel flow aluminium flat tube, belongs to metal aluminium extrusion industry, is a kind of thin-walled porous flat tubular material by refining aluminium bar, through building material hot extrusion, through surface zinc spraying anticorrosion treatment, mainly applied to various refrigerant air conditioning systems. Micro-channel aluminium flat tube as a new type of environmental protection refrigerant carrying pipeline component, mainly applied in new energy battery constant temperature system, energy storage constant temperature system automobile air conditioner, household air conditioner and commercial air conditioning industry, its technical content is high, production difficulty is extremely great. In the production preparation process of micro-channel aluminium flat tube, its strip opening work is realized by special strip opening equipment.

[0003] However, the current strip opening equipment once discharging speed is too fast or too slow, will affect aluminium flat tube product in later period, thereby affecting product effect;The defects listed above result in poor appearance effect of coiled material after strip opening, and it is difficult to meet the required requirements. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the utility model provides a kind of aluminium flat tube strip opening equipment, the equipment is newly added automatic tensioning function, not only can effectively cooperate and adapt with strip opening equipment, to match strip opening speed, also facilitate automatic feeding and discharging, save time and effort, guarantee the strip opening quality and product appearance effect of material coil after strip opening, to more accurately meet the requirements of customer.

[0005] Specifically, the following technical solutions are included:

[0006] The utility model provides a kind of aluminium flat tube strip opening equipment, including base, sliding guide rail installed on base, sliding base slidingly connected on sliding guide rail, ball screw assembly and gyro wheel subassembly installed on sliding base, the ball screw assembly is used to drive sliding base to do linear reciprocating motion along sliding guide rail;The sliding base top is also equipped with swing arm, the swing arm is installed with inclined block, the inclined block and gyro wheel subassembly are tangent, and the gyro wheel subassembly is used to drive swing arm to swing up and down.

[0007] In an embodiment of the utility model, the ball screw assembly includes servo motor, first synchronous pulley, first synchronous belt and ball screw, the servo motor is fixed on sliding base, the servo motor is connected with first synchronous pulley by first synchronous belt, the first synchronous pulley is connected with ball screw, and the ball screw is rotatably connected in sliding base interior.

[0008] In an embodiment of the utility model, the roller assembly includes first air cylinder, roller, air cylinder tailstock and guide rail, first air cylinder is fixed on sliding base through air cylinder tailstock, the output of first air cylinder is connected with roller, roller is arranged on guide rail, guide rail is fixed on sliding base, first air cylinder is used for driving roller to move on guide rail, roller is connected with inclined block rolling.

[0009] In an embodiment of the utility model, the swing arm is provided with a driving center component and a passive center component, a wire reel is clamped between the driving center component and the passive center component, the driving center component comprises a driving motor, the driving motor is connected with a second synchronous pulley through a second synchronous belt, the second synchronous pulley is connected with a driving center shaft, a brake disc is fixedly connected to the outer periphery of the driving center shaft, an air driving brake is mounted on the swing arm, and the air driving brake is located on one side of the brake disc and cooperates with the brake disc; the passive center component comprises a passive center shaft and a passive center cylinder connected with the passive center shaft, the passive center cylinder is used to drive the passive center shaft to move, and the passive center shaft and the driving center shaft clamp the wire reel.

[0010] In an embodiment of the utility model, a rack is arranged on one side of the base, one side of the rack is provided with a centering control component, the rack is provided with a dancing wheel assembly, a linear slide rail, a chain, a fixed sprocket and a floating sprocket, and the other side of the rack is provided with a tension control component and a pressure regulating valve.

[0011] In an embodiment of the utility model, the centering control component comprises left and right rotating screws, a stepped embossed handle connected with the left and right rotating screws, and a first side plate connected with the left and right rotating screws, the stepped embossed handle is rotated to drive the left and right rotating screws to rotate, so as to control the distance between the first side plates on the left and right sides, and the first side plate is provided with a photoelectric sensor.

[0012] In an embodiment of the utility model, the dancing wheel assembly comprises a second side plate, the second side plate is provided with a guide roller assembly, a vertical roller assembly, a sliding block and a chain fixing seat, the sliding block is slidably connected to the linear slide rail, the chain fixing seat is fixedly connected with a chain, the other end of the chain is connected with the tension control component by passing through the fixed sprocket and the floating sprocket, and the floating sprocket is located below the fixed sprocket.

[0013] In an embodiment of the utility model, the tension control assembly comprises a sliding seat, a second air cylinder and a fixed plate, the second air cylinder is fixedly connected with the rack through the fixed plate, the output end of second air cylinder is connected with sliding seat, the sliding seat is rotatably connected with floating chain wheel, the other end of chain is fixedly connected with fixed plate through floating chain wheel, the second air cylinder drives the floating chain wheel to move up and down through the sliding seat to tension the chain, one side of second air cylinder is connected with pressure regulating valve, the pressure regulating valve is used for controlling the thrust of second air cylinder.

[0014] In an embodiment of the utility model, further include the supporting wheel assembly, the supporting wheel assembly is set up below both sides of sliding base.

[0015] In an embodiment of the utility model, further include PLC control system, PLC control system is electrically connected with servo motor, first air cylinder, drive motor, air drive brake, passive center cylinder, second air cylinder.

[0016] The utility model has the advantages of:

[0017] The aluminum flat pipe uncoiling equipment provided by the utility model is based on a coherent mechanical transmission structure and a motion control system, and the uncoiling equipment is provided with a newly-added automatic tensioning function, can effectively cooperate and adapt with the uncoiling equipment to match the uncoiling speed, is convenient for automatic feeding and discharging, saves time and effort, guarantees the uncoiling quality of the material roll after uncoiling and the product appearance effect, and more accurately meets the requirements of customers. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The utility model provides aluminum flat pipe uncoiling equipment's front view.

[0019] Figure 2 The utility model provides aluminum flat pipe uncoiling equipment's plan view.

[0020] Figure 3 The utility model provides ball screw assembly's structural schematic view.

[0021] Figure 4 The utility model provides the structure schematic view of centering control assembly.

[0022] Figure 5 The utility model provides dance wheel assembly's structural schematic view.

[0023] In the figure: 1, base; 2, sliding guide rail; 3, sliding base; 4, ball screw assembly; 41, servo motor; 42, first synchronous pulley; 43, first synchronous belt; 44, ball screw; 5, supporting wheel assembly; 6, roller assembly: 61, first air cylinder; 62, roller; 63, air cylinder tailstock; 64, guide rail; 7, swing arm: 71, inclined block; 8, driving center assembly; 81, second synchronous pulley; 82, second synchronous belt; 83, driving motor; 84, brake disc; 85, air drive brake; 86, driving center shaft; 9, driven center assembly: 91, driven center shaft; 92, driven center air cylinder; 10, wire reel; 11, centering control assembly; 111, left and right screw; 112, stepped embossed handle; 113, first side plate; 114, photoelectric sensor; 12, dance wheel assembly; 121, second side plate; 122, guide roller assembly; 123, vertical stick assembly; 124, sliding block; 125, chain joint seat; 13, linear slide rail; 14, chain; 151, fixed sprocket; 152, floating sprocket; 16, tension control assembly; 161, sliding seat; 162, second air cylinder; 163, fixed plate; 17, pressure regulating valve; 18, rack. DETAILED DESCRIPTION

[0024] 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 of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] In the present application, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] In the utility model, unless another definite provision and limitation, first feature is in second feature "on" or "under" can include that first and second features are in direct contact, also can include that first and second features are not in direct contact but contact through other feature between them.Moreover, first feature is on, above and on of second feature includes that first feature is directly above and obliquely above of second feature, or just indicates that horizontal height of first feature is higher than second feature.First feature is below, under and under of second feature includes that first feature is directly below and obliquely below of second feature, or just indicates that horizontal height of first feature is less than second feature.

[0027] In order to solve the problem of product appearance defect, the utility model provides an aluminum flat tube uncoiling equipment based on the fact that the product appearance effect after uncoiling of aluminum flat tube does not reach the requirement.

[0028] As shown in Figures 1-5 The aluminum flat tube uncoiling equipment includes base 1, sliding guide rail 2 installed on base 1, sliding base 3 slidingly connected on sliding guide rail 2, ball screw assembly 4 installed on sliding base 3, supporting wheel assembly 5 and roller assembly 6, ball screw assembly 4 is used to drive sliding base 3 and supporting wheel assembly 5 to do linear reciprocating motion along sliding guide rail 2.

[0029] Further, the ball screw assembly 4 includes servo motor 41, first synchronous pulley 42, first synchronous belt 43 and ball screw 44, the servo motor 41 is fixed on the sliding base 3, the servo motor 41 is connected with the first synchronous pulley 42 through the first synchronous belt 43, the first synchronous pulley 42 is connected with the ball screw 44, and the ball screw 44 is rotatably connected inside the sliding base 3.

[0030] In the embodiment, the servo motor 41 of the ball screw assembly 4 drives the ball screw 44 to rotate through the first synchronous belt 43 and the first synchronous pulley 42, and the ball screw 44 is rotatably connected inside the sliding base 3. Thus, the sliding base 3 is driven to do linear reciprocating motion along the sliding guide rail 2 by the ball screw assembly 4.

[0031] Further, the supporting wheel assembly 5 is arranged below both sides of the sliding base 3.

[0032] In some embodiments, the sliding base 3 is further provided with a swing arm 7, the swing arm 7 is installed with an inclined block 71, the inclined block 71 is tangent to the roller assembly 6, and the roller assembly 6 is used to drive the swing arm 7 to swing up and down. The swing arm 7 is used to swing the tray up and down, which facilitates automatic feeding and unloading of the tray.

[0033] Further, the roller assembly 6 comprises a first cylinder 61, a roller 62, a cylinder tail seat 63 and a guide rail 64; the first cylinder 61 is fixed on the sliding base 3 through the cylinder tail seat 63, the output end of the first cylinder 61 is connected with the roller 62, the roller 62 is arranged on the guide rail 64, the guide rail 64 is fixed on the sliding base 3, and the first cylinder 61 is used for driving the roller 62 to move on the guide rail 64; the roller 62 is in rolling connection with the inclined block 71.

[0034] In the embodiment, the roller assembly 6 drives the roller 62 to move on the guide rail 64 through the first cylinder 61, and since the roller 62 is in rolling connection with the inclined block 71, the roller assembly 6 drives the swing arm 7 to swing up and down.

[0035] In some embodiments, the swing arm 7 is provided with a driving top pin assembly 8 and a driven top pin assembly 9, a wire coil 10 is clamped between the driving top pin assembly 8 and the driven top pin assembly 9, the driving top pin assembly 8 comprises a driving motor 83, the driving motor 83 is connected with a second synchronous pulley 81 through a second synchronous belt 82, the second synchronous pulley 81 is connected with a driving top pin shaft 86, the driving top pin shaft 86 is fixedly connected with a brake disc 84, an air driving brake 85 is arranged on the swing arm 7, and the air driving brake 85 is located on one side of the brake disc 84 and matched with the brake disc 84; the driven top pin assembly 9 comprises a driven top pin shaft 91 and a driven top pin cylinder 92 connected with the driven top pin shaft 91, the driven top pin cylinder 92 is used for driving the driven top pin shaft 91 to move, and the driven top pin shaft 91 clamps the wire coil 10 with the driving top pin shaft 86.

[0036] In the embodiment, the driving motor 83 of the driving top pin assembly 8 is turned on to drive unwinding, and the driven top pin assembly 9 rotates synchronously, and the driving motor 83 is used for providing unwinding power. The driving top pin assembly 8 is provided with the brake disc 84 matched with the air driving brake 85 arranged on the swing arm 7, so as to accelerate the speed reduction of the material coil during material replacement and shorten the material replacement time. The driven top pin shaft 91 is connected with the driven top pin cylinder 92, so as to facilitate automatic feeding and discharging and save time and labor.

[0037] In some embodiments, the unwinding device further comprises a rack 18 arranged on one side of the base 1, one side of the rack 18 is provided with a centering control assembly 11, the rack 18 is provided with a dancing wheel assembly 12, a straight line sliding rail 13, a chain 14 and a fixed wheel assembly 15, and the other side of the rack 18 is provided with a tension control assembly 16 and a pressure regulating valve 17.

[0038] Further, the center control assembly 11 comprises left and right screw rods 111, stepped embossed handles 112 connected with the left and right screw rods 111, and first side plates 113 connected with the left and right screw rods 111, rotating the stepped embossed handles 112 drives the left and right screw rods 111 to rotate, thereby controlling the distance between the first side plates 113 on the left and right sides, the first side plates 113 are provided with photoelectric sensors 114 for detecting the left and right limit positions of the aluminum flat tube entering the entrance end of the dancing wheel assembly 12 when the aluminum flat tube is unwound. The center control assembly 11 can effectively control the orderly release of the aluminum flat tube when it is unwound, and will not cause side scratches.

[0039] Further, the dancing wheel assembly 12 comprises second side plates 121 provided with guide roller assemblies 122, vertical roller assemblies 123, sliding blocks 124 and chain fixing seats 125, the sliding blocks 124 are slidingly connected to the linear slide rails 13, the chain fixing seats 125 are fixedly connected with chains 14, the other end of the chains 14 passes through the fixed sprocket 151 and the floating sprocket 152 and is connected with the tension control assembly 16, and the floating sprocket 152 is located below the fixed sprocket 151. The dancing wheel assembly 12 is tensioned through the chains 14 passing through the fixed sprocket assembly 15.

[0040] Optionally, the second side plates 121 are semicircular structures.

[0041] Further, the tension control assembly 16 comprises a sliding seat 161, a second air cylinder 162 and a fixed plate 163, the second air cylinder 162 is fixedly connected with the rack 18 through the fixed plate 163, the output end of the second air cylinder 162 is connected with the sliding seat 161, the sliding seat 161 is fixedly connected with the floating sprocket 152, the other end of the chains 14 passes through the floating sprocket 152 and is fixedly connected with the fixed plate 163, and the second air cylinder 162 drives the floating sprocket 152 to move up and down through the sliding seat 161 to tension the chains 14.

[0042] Further, one side of the second air cylinder 162 is connected with a pressure regulating valve 17 for controlling the thrust of the second air cylinder 162. Optionally, the pressure regulating valve 17 is a large-flow precision pressure regulating valve.

[0043] In this embodiment, the air cylinder 162 of the tension control assembly 16 is used to provide tension driving force to ensure the unwinding quality and appearance effect of the unwound material roll, so as to more accurately achieve the required effect of the customer.

[0044] Optionally, a chain wheel guard is arranged on the chains 14 for protection in the direction of the linear slide rails 13.

[0045] In some embodiments, a PLC control system is further included, which is electrically connected with the servo motor 41, the first cylinder 61, the driving motor 83, the air driving brake 85, the passive top cylinder 92 and the second cylinder 162, and is used for controlling the operation of the above-mentioned equipment.

[0046] The uncoiling equipment adopts a motion control system to realize control. The original passive uncoiling is changed to a PLC control system, so that multi-axis motion and linkage control can be realized, and uncoiling can be performed in real time according to a speed signal given by a line speed, so that the appearance, product size and response speed of the uncoiled product can all meet the production requirements. The tension control assembly 16 in combination with the motion control system can realize more accurate synchronous control.

[0047] The working process of the aluminum flat tube uncoiling equipment provided by the utility model is as follows:

[0048] The servo motor 41 is installed on the sliding base 3 and connected with the ball screw 44 to form a reciprocating linear motion relationship, and drives the sliding base 3 to reciprocate according to a given position.

[0049] The first cylinder 61 and the roller 62 are installed on the two sides of the sliding base 3 and connected with each other, and tangent to the inclined block 71 installed below the swing arm 7, so that the first cylinder 61 drives the swing arm 7 to swing up and down through linear reciprocating motion.

[0050] The driving motor 83 is installed on the swing arm 7 and connected with the driving top assembly 8, the passive top cylinder 92 of the passive top assembly 9 is connected with the passive top shaft 91, and the passive top shaft 91 is driven to move to clamp the wire coil, and the driving motor 83 drives the wire disc 10 to rotate through the driving top assembly 8.

[0051] The other side of the rack 18 drives the sliding seat 161 to move through the up-down motion of the second cylinder 162, the sliding seat 161 is connected with the floating sprocket 152, one end of the chain 14 is fixed on the fixed plate 163, passes through the floating sprocket 152 on the sliding seat 161 and the fixed sprocket 151 on the rack 18, and is connected to the chain joint seat 124 of the dancing wheel assembly 23, the second cylinder 162 drives the chain joint seat 124 to move through the chain 14, the chain joint seat 124 is provided with the semicircular guide roller assembly 122, and the pressure of the second cylinder 162 is controlled according to the large-flow type precision pressure regulating valve 17.

[0052] The working process is: 1, the production line is hung on the uncoiling device, the automatic starting button is pressed, the passive center component is started, and the line disc is started to be tightly pressed; 2, the equipment enters an automatic state, a pre-tensioning function is started, and the second cylinder is pushed downward; 3, after entering a speed setting mode, the production line reaches a set tension value, and the driving motor drives the line disc to start rotating; 4, when the automatic stop button is pressed, the production line stops running, the tensioning function and the driving motor stop running; 5, when a coil needs to be fed or discharged, the original point reset button is pressed, the production line stops, the driving motor stops rotating, the second cylinder is retracted, and the end tension of the production line is cancelled.

[0053] More specific working modes are as follows: when a worker places a coil on the uncoiling device, the automatic starting button is pressed, the passive center component is started, the coil is clamped, the pre-tensioning function is started, the production line reaches a set tension value, and the driving motor drives the coil to start rotating, the three are coupled together, and a movement relationship is formed.

[0054] When the automatic stop is finished, the original point reset button is pressed, the equipment returns to an initial state, the coupling relationship of the three is released, and the next operation link is entered.

[0055] In summary, the aluminum flat tube uncoiling device based on the coherent motion control system is convenient for manual feeding and discharging through the automatic tensioning function and is suitable for multi-axis linkage control.

[0056] The technical features of the above embodiments can be combined arbitrarily, and in order to make the description concise, all possible combinations of the technical features in the above embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, it should be considered that it is within the scope of the present application.

[0057] The above embodiments only express several implementation manners of the present application, the description is more specific and detailed, but it should not be understood as a limitation on the scope of the present application. It should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are within the protection scope of the present application.

[0058] The principle and implementation manner of the present application are described by using specific embodiments in the present application, and the above embodiment description is only used to help understand the method and core idea of the present application. It should be pointed out that, for ordinary skilled persons in the art, without departing from the principle of the present application, a number of improvements and modifications can be made to the present application, which also fall within the protection scope of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. An aluminum flat tube uncoiler apparatus characterized by, The utility model provides a kind of linear reciprocating motion mechanism, including base (1), sliding guide rail (2) installed on base (1), sliding base (3) slidingly connected on sliding guide rail (2), ball screw assembly (4) installed on sliding base (3) and roller assembly (6), the ball screw assembly (4) is used to drive sliding base (3) linear reciprocating motion along sliding guide rail (2);Sliding base (3) top is further equipped with swing arm (7), swing arm (7) is installed with inclined block (71), inclined block (71) and roller assembly (6) are tangent, and roller assembly (6) is used to drive swing arm (7) swing up and down.

2. The aluminum flat tube decoiler apparatus according to claim 1, wherein The ball screw assembly (4) includes a servo motor (41), a first synchronous pulley (42), a first synchronous belt (43), and a ball screw (44). The servo motor (41) is fixed on the sliding base (3). The servo motor (41) is connected with the first synchronous pulley (42) through the first synchronous belt (43). The first synchronous pulley (42) is connected with the ball screw (44). The ball screw (44) is rotatably connected inside the sliding base (3).

3. The aluminum flat tube decoiler apparatus according to claim 2, wherein The roller assembly (6) includes a first air cylinder (61), a roller (62), a cylinder tail seat (63), and a guide rail (64). The first air cylinder (61) is fixed on the sliding base (3) through the cylinder tail seat (63). The output end of the first air cylinder (61) is connected with the roller (62). The roller (62) is arranged on the guide rail (64). The guide rail (64) is fixed on the sliding base (3). The first air cylinder (61) is used to drive the roller (62) to move on the guide rail (64). The roller (62) is rollingly connected with the inclined block (71).

4. The aluminum flat tube decoiler apparatus according to claim 3, wherein The swing arm (7) is installed with a driving center component (8) and a passive center component (9). A wire reel (10) is clamped between the driving center component (8) and the passive center component (9). The driving center component (8) includes a driving motor (83). The driving motor (83) is connected with a second synchronous pulley (81) through a second synchronous belt (82). The second synchronous pulley (81) is connected with a driving center shaft (86). The driving center shaft (86) is fixedly connected with a brake disc (84) on the outer periphery. An air-driven brake (85) is installed on the swing arm (7). The air-driven brake (85) is located on one side of the brake disc (84) and cooperates with the brake disc (84). The passive center component (9) includes a passive center shaft (91) and a passive center air cylinder (92) connected with the passive center shaft (91). The passive center air cylinder (92) is used to drive the passive center shaft (91) to move. The passive center shaft (91) and the driving center shaft (86) clamp the wire reel (10) therebetween.

5. The aluminum flat tube decoiler apparatus according to claim 4, wherein It also includes a rack (18) arranged on one side of the base (1), one side of the rack (18) is provided with a centering control assembly (11), the rack (18) is provided with a dance wheel assembly (12), a linear slide rail (13), a chain (14), a fixed chain wheel (151) and a floating chain wheel (152), the other side of the rack (18) is provided with a tension control assembly (16) and a pressure regulating valve (17).

6. The aluminum flat tube decoiling apparatus according to claim 5, wherein The centering control assembly (11) comprises left and right screw rods (111), stepped embossed handles (112) connected with the left and right screw rods (111), and first side plates (113) connected with the left and right screw rods (111), rotating the stepped embossed handles (112) drives the left and right screw rods (111) to rotate, so as to control the distance between the first side plates (113) on the left and right sides, photoelectric sensors (114) are arranged at the upper and lower ends of the first side plates (113).

7. The aluminum flat tube decoiling apparatus according to claim 6, wherein The dance wheel assembly (12) comprises a second side plate (121), the second side plate (121) is provided with a guide roller assembly (122), a vertical roller assembly (123), a sliding block (124) and a chain fixing seat (125), the sliding block (124) is slidingly connected to the linear slide rail (13), the chain fixing seat (125) is fixedly connected with the chain (14), the other end of the chain (14) is connected with the tension control assembly (16) by passing through the fixed chain wheel (151) and the floating chain wheel (152), and the floating chain wheel (152) is located below the fixed chain wheel (151).

8. The aluminum flat tube decoiler apparatus according to claim 7, wherein The tension control assembly (16) comprises a sliding seat (161), a second air cylinder (162) and a fixed plate (163), the second air cylinder (162) is fixedly connected with the rack (18) through the fixed plate (163), the output end of the second air cylinder (162) is connected with the sliding seat (161), the sliding seat (161) is rotatably connected with the floating chain wheel (152), the other end of the chain (14) is fixedly connected with the fixed plate (163) by passing through the floating chain wheel (152), the second air cylinder (162) drives the floating chain wheel (152) to move up and down through the sliding seat (161), so as to tension the chain (14); one side of the second air cylinder (162) is connected with the pressure regulating valve (17), and the pressure regulating valve (17) is used for controlling the thrust of the second air cylinder (162).

9. The aluminum flat tube decoiler apparatus according to claim 8, wherein It also includes a supporting roller assembly (5) arranged below both sides of the sliding base (3).

10. The aluminum flat tube decoiler apparatus according to claim 9, wherein It also includes a PLC control system, which is electrically connected with the servo motor (41), the first air cylinder (61), the driving motor (83), the air driving brake (85), the passive center cylinder (92) and the second air cylinder (162).

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