Unpowered pay-off rack for aluminum pipe machining

Abstract

The utility model discloses an unpowered pay-off rack for aluminum pipe processing, which comprises a pay-off pipe fixedly arranged on a support frame, the pay-off pipe is of an arc-shaped structure which is bent downwards, the pay-off pipe comprises a plurality of bent pipes, and the end parts of the bent pipes are mutually connected through pipe joints; the pipe joint is of an arc-shaped pipe structure, the radian of the pipe joint is matched with the radian of the pay-off pipe, the pipe joint is composed of two arc-shaped semicircular pipes, the inner side faces of the semicircular pipes are attached and fixed to each other, and the inner diameter of the pipe joint is matched with the outer diameter of the bent pipe. A pay-off roller is rotationally connected into the pipe joint, and the pay-off roller is arranged on the lower side of the interior of the pipe joint; the aluminum pipe paying-off device has the advantages of being stable and reliable in aluminum pipe paying-off operation, simple in structure, flexible to use, convenient to disassemble and assemble, low in manufacturing cost, capable of reducing the aluminum pipe machining cost, small in aluminum pipe surface abrasion in the paying-off process and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium pipe processing technical field, concretely is a kind of aluminium pipe processing with unpowered pay-off rack. BACKGROUND

[0002] At present, in the industry such as automobile and air conditioner, a large amount of metal pipe is used for producing automobile water tank, volatilizer, air conditioner condenser and heat exchanger etc. In the processing of aluminium pipe, aluminium pipe is wound in a large aluminium pipe pay-off rack after forming and is temporarily stored, and aluminium pipe in the aluminium pipe pay-off rack needs to be payed off when the next process of aluminium pipe processing is processed, and aluminium pipe pay-off rack needs to be driven by rotating driving mechanism to rotate in the opposite direction of aluminium pipe winding and pay off, which not only increases the processing cost of aluminium pipe, but also needs to cooperate with the aluminium pipe traction mechanism of the next process to pay off;Patent publication No. CN217807897U discloses an aluminium rod pay-off rack, specifically discloses that the top of support frame is provided with arc-shaped frame, a plurality of arc-shaped rollers are arranged on the arc-shaped frame, and a plurality of limiting devices for limiting the jumping of aluminium pipe during pay-off are arranged on the arc-shaped frame, but there are problems such as complex structure, inconvenient use, inconvenient disassembly, high manufacturing cost etc. SUMMARY

[0003] The technical problem to be solved by the utility model is to overcome the defects of the prior art, provide an unpowered pay-off rack for aluminium pipe processing, the aluminium pipe pay-off rack does not need to rotate to pay off, the processing cost of aluminium pipe is reduced, the wear of aluminium pipe surface is small during pay-off, aluminium pipe pay-off runs stably and reliably, the structure is simple, flexible to use, easy to disassemble and assemble, and the manufacturing cost is low, which can effectively solve the problems in the background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: an unpowered pay-off rack for aluminium pipe processing, comprising pay-off pipe fixedly arranged on support frame, the pay-off pipe is downwardly curved arc-shaped structure, the pay-off pipe comprises a plurality of elbow pipes, and the end portions of the elbow pipes are connected to each other by pipe joints;The pipe joint is arc-shaped pipe structure, the curvature of the pipe joint is matched with the curvature of the pay-off pipe, and the pipe joint is composed of two arc-shaped semicircular pipes, the inner sides of the semicircular pipes are matched and fixed, and the inner diameter of the pipe joint is matched with the outer diameter of the elbow pipe;The pay-off roller is rotatably connected in the pipe joint, and the pay-off roller is arranged on the inner lower side of the pipe joint.

[0005] Further, the support frame is "Y" type structure, two inclined plates on the upper side of the support frame are connected with two ends of the pay-off pipe respectively, and a cross beam is arranged between the two inclined plates of the support frame, and the bottom of the support frame is provided with a bottom plate.

[0006] Further, the two inclined plates of the support frame are fixedly provided with sleeve pipes, the inner diameter of the sleeve pipe is matched with the outer diameter of the elbow pipe, and the elbow pipes at two ends of the pay-off pipe are respectively inserted into the corresponding sleeve pipes.

[0007] Furthermore, the semicircular tube is provided with an outwardly protruding bearing lug at the position of the pay-off roller, and the pay-off roller is connected between the bearing lugs on both sides of the pipe joint through a rotating shaft.

[0008] Furthermore, both side edges of the semicircular tube in the length direction are provided with connecting protrusions, the connecting protrusions are provided with threaded holes, and the two semicircular tubes of the pipe joint are fixed to each other by connecting bolts passing through the threaded holes.

[0009] Furthermore, the roller surface of the pay-off roller is a single-leaf hyperboloid structure.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows: the unpowered pay-off stand for aluminum tube processing pays off the coiled aluminum tube wire through the pay-off tube with an arc structure, and the aluminum tube coiling stand does not need to rotate to pay off the wire, thereby reducing the aluminum tube processing cost; when the pay-off tube pays off the wire, the pay-off roller makes rolling contact with the aluminum tube, thereby reducing the wear of the pay-off tube on the surface of the aluminum tube, and the aluminum tube pay-off operation is stable and reliable; the pay-off tube is a split structure, which is not only convenient for disassembly and assembly, but also the length of the pay-off tube can be adjusted to adapt to different pay-off working conditions; the pipe joint is a split structure, which is convenient for connection between the pipe joint and the elbow; the pay-off stand has a simple structure, flexible use, and is easy to disassemble and assemble, and has a low manufacturing cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the structure of the wire-releasing tube of the utility model;

[0013] Figure 3 This is a side view of the wire-releasing tube of the utility model;

[0014] Figure 4 This is a schematic diagram of the semicircular tube structure of the utility model;

[0015] Figure 5 This is a partial enlarged view of the support frame of the utility model located at the casing;

[0016] Figure 6 This is a schematic diagram of the structure of the utility model when in use.

[0017] In the figure: 1. Support frame; 101. Bottom plate; 102. Crossbeam; 2. Casing; 3. Pay-off tube; 31. Bend pipe; 32. Pipe joint; 321. Semicircular tube; 322. Connecting protrusion; 323. Threaded hole; 324. Connecting bolt; 325. Bearing ear plate; 33. Pay-off roller; 400. Aluminum tube reel. DETAILED DESCRIPTION

[0018] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application. Embodiment

[0019] Please refer to Figure 1-6 The utility model provides a kind of technical scheme: a kind of unpowered pay-off rack for aluminium pipe processing, including the pay-off pipe 3 being fixedly equipped on support frame 1, the pay-off pipe 3 is the arc structure bending downward;The support frame 1 is the "Y" type structure, and the two inclined plates of the upper side of support frame 1 are connected with the two ends of pay-off pipe 3 respectively, and beam 102 is equipped between the two inclined plates of support frame 1, and the bottom of support frame 1 is equipped with bottom plate 101;

[0020] The pay-off pipe 3 includes several elbow pipes 31, and the end of the elbow pipe 31 is connected with each other by pipe joint 32, and the connecting end of the elbow pipe 31 is inserted into the end of the pipe joint 32;The pipe joint 32 is arc pipe structure, and the arc of the pipe joint 32 is matched with the arc of the pay-off pipe 3, and the pipe joint 32 is composed of two arc-shaped semicircular pipes 321, and the inner side of the semicircular pipe 321 is matched and fixed, and the inner diameter of the pipe joint 32 is matched with the outer diameter of the elbow pipe 31;The pay-off roller 33 is rotatably connected in the pipe joint 32, and the pay-off roller 33 is arranged at the inner lower side of the pipe joint 32;The semicircular pipe 321 is provided with bearing lug 325 outwardly protruding at the position of the pay-off roller 33, and the pay-off roller 33 is connected between the bearing lug 325 on both sides of the pipe joint 32 through the rotating shaft.

[0021] Working principle:

[0022] The aluminium pipe coiled in the aluminium pipe coiling rack 400 penetrates the pay-off pipe 3, and the aluminium pipe penetrating the pay-off pipe 3 is connected with the traction mechanism of external processing equipment, and during processing, the aluminium pipe is driven to run by the traction mechanism of external equipment, and the pay-off pipe 3 located at high position makes the aluminium pipe run upward, so that the aluminium pipe wire material in the aluminium pipe coiling rack 400 is automatically payed-off in the opposite direction of coiling; The pay-off roller 33 is in rolling contact with the aluminium pipe during the pay-off of the pay-off pipe 3, which reduces the abrasion of the pay-off pipe 3 on the surface of the aluminium pipe; The pay-off pipe 3 is of split type structure, which is not only convenient to disassemble and assemble, but also can adjust the length of the pay-off pipe 3 to adapt to different pay-off conditions.

[0023] Further, the two inclined plates of the support frame 1 are fixedly provided with the sleeve 2, the inner diameter of the sleeve 2 is matched with the outer diameter of the elbow pipe 31, the elbow pipe 31 at both ends of the pay-off pipe 3 is respectively inserted into the corresponding sleeve 2, and the pay-off pipe 3 and the support frame 1 are convenient to disassemble and assemble.

[0024] Furthermore, both side edges of the semicircular tube 321 in the length direction are provided with connecting protrusions 322, and the connecting protrusions 322 are provided with threaded holes 323, and the two semicircular tubes 321 of the pipe joint 32 are fixed to each other by connecting bolts 324 passing through the threaded holes 323. The semicircular tubes 321 are fixed to each other by connecting bolts 324, and the pipe joint 32 is easy to assemble and disassemble, and has a stable structure. The pipe joint 32 is a split structure, which facilitates the connection between the pipe joint 32 and the bent pipe 31.

[0025] Furthermore, the roller surface of the pay-off roller 33 is a single-leaf hyperboloid structure, which has a good effect of supporting the rolling of the aluminum tube and prevents the aluminum tube from getting stuck when the wire is paid off.

[0026] The unpowered pay-off stand for aluminum tube processing disclosed in this embodiment pays off the coiled aluminum tube wire through the arc-shaped pay-off tube 3. The aluminum tube coiling stand 400 does not need to rotate to pay off the wire, thereby reducing the aluminum tube processing cost. When paying off the wire, the pay-off tube 3 makes rolling contact with the aluminum tube through the pay-off roller 33, reducing the wear of the pay-off tube 3 on the surface of the aluminum tube, and the aluminum tube pay-off operation is stable and reliable. The pay-off tube 3 is a split structure, which is not only easy to disassemble and assemble, but also the length of the pay-off tube 3 can be adjusted to adapt to different pay-off working conditions. The pipe joint 32 is a split structure to facilitate the connection between the pipe joint 32 and the elbow 31. The pay-off stand has a simple structure, flexible use, easy disassembly and assembly, and low manufacturing cost.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A non-powered pay-off stand for aluminum tube processing, comprising a pay-off tube fixedly provided on a support frame, characterized in that: The wire-paying tube is a downward-bent arc-shaped structure, and the wire-paying tube includes several bent tubes, and the ends of the bent tubes are connected to each other through pipe joints; the pipe joint is an arc-shaped tube structure, the curvature of the pipe joint is adapted to the curvature of the wire-paying tube, and the pipe joint is composed of two arc-shaped semicircular tubes, the inner side surfaces of the semicircular tubes are fitted and fixed to each other, and the inner diameter of the pipe joint is adapted to the outer diameter of the bent tube; a wire-paying roller is rotatably connected inside the pipe joint, and the wire-paying roller is arranged on the lower inner side of the pipe joint.

2. The unpowered pay-off stand for aluminum tube processing according to claim 1, characterized in that: The support frame is a "Y"-shaped structure, with two inclined plates on the upper side of the support frame connected to the two ends of the wire-releasing tube respectively, and a crossbeam is provided between the two inclined plates of the support frame, and a base plate is provided at the bottom of the support frame.

3. The unpowered pay-off stand for aluminum tube processing according to claim 2, characterized in that: Both inclined plates of the support frame are fixed with sleeves, the inner diameter of the sleeves is matched with the outer diameter of the elbows, and the elbows at both ends of the wire-releasing tube are respectively inserted into the corresponding sleeves.

4. The unpowered pay-off stand for aluminum tube processing according to claim 1, characterized in that: The semicircular tube is provided with a bearing lug plate protruding outward at the position of the pay-off roller, and the pay-off roller is connected between the bearing lug plates on both sides of the pipe joint through a rotating shaft.

5. The unpowered pay-off stand for aluminum tube processing according to claim 1, characterized in that: Both side edges of the semicircular tube in the length direction are provided with connecting protrusions, the connecting protrusions are provided with threaded holes, and the two semicircular tubes of the pipe joint are fixed to each other by connecting bolts passing through the threaded holes.

6. The unpowered pay-off stand for aluminum tube processing according to claim 1, characterized in that: The roller surface of the pay-off roller is a single-leaf hyperboloid structure.

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