CN210253712U

CN210253712U - Online unpowered aluminum pipe winding device

Info

Publication number: CN210253712U
Application number: CN201920999613.9U
Authority: CN
Inventors: 李恕东
Original assignee: Hefei Taitong Refrigeration Technology Co Ltd
Current assignee: Hefei Taitong Refrigeration Technology Co Ltd
Priority date: 2019-06-30
Filing date: 2019-06-30
Publication date: 2020-04-07
Anticipated expiration: 2029-06-30

Abstract

The utility model relates to the field of refrigerator heat exchanger production devices, in particular to an aluminum pipe online unpowered winding device, which comprises a back plate, a cushion block, a pressing plate, a barrier strip, an adjusting bolt, a locking nut and a groove wheel set, wherein the groove wheel set is composed of a groove wheel, a deep groove ball bearing, an inner hexagon bolt, a clamp spring, a sleeve, a slider and a standard cylindrical compression spring; the middle part of the excircle of the groove wheel is provided with a V-shaped groove, the inner part of the groove wheel is provided with a step hole, one end of the step hole is provided with a clamp spring groove, and two deep groove ball bearings are arranged in the step hole. The utility model relates to an online unpowered winding device of aluminum pipe is applicable to the tail end of aluminum pipe alignment blanking machine, can realize online winding, need not artifical on duty, practices thrift the recruitment, has fully reduced workman's intensity of labour, and the uniformity of assurance winding that can be fine.

Description

Online unpowered aluminum pipe winding device

Technical Field

The invention relates to the field of production devices of refrigerator heat exchangers, in particular to an online unpowered aluminum pipe winding device.

Background

In the field of aluminum tube evaporators for household refrigerators, for the convenience of subsequent processing, transferring, assembling or forming, a straight aluminum tube which is straightened and blanked needs to be wound into a circular spring shape with a certain diameter, and a patent publication No. 208214007U discloses an aluminum tube winding device which is a conventional device for winding an aluminum tube. The round tube is provided with a sleeve. During operation, the sleeve is filled with one end of an aluminum pipe manually, the foot switch is stepped to switch on the power supply, the motor drives the speed reducer, the speed reducer drives the cylinder to rotate, the aluminum pipe is manually and tightly driven by hands in the rotating process of the cylinder, the aluminum pipe is arranged and wound under the rotating action of the cylinder, and finally a circular spring is formed, but in the actual production, the equipment above the adoption can have the following problems:

1. in the rotating process of the cylinder, the aluminum pipes need to be manually tightened, the aluminum pipes are arranged along the side surface of the rotating cylinder, and the operation safety cannot be guaranteed;

2. because the diameter of the cylinder is fixed, the resilience of the aluminum pipe is greatly related to the force for manually tightening the aluminum pipe during winding, the diameters of circles wound by different people are different, the production process is high in labor intensity, and the diameters of the windings can be changed after long-time work, so that the consistency of products cannot be guaranteed;

3. the simple equipment is required to determine the diameter of the cylinder by combining the resilience amount in the aluminum pipe coil forming process according to the coil diameter required by a product during design and manufacture, the resilience amount has a great relation with the force for manually tightening the aluminum pipe and needs to be determined according to experience, so that the design difficulty is great, and after the design difficulty is often determined, the actual diameter of the coil has an error with the requirement of a drawing in the actual production process;

4. because the diameter of the cylinder is fixed, the diameter of the winding can not be adjusted, when aluminum rings with different diameters need to be wound, the cylinder needs to be replaced, the replacement process is complex, the working hours are consumed, and the production efficiency is influenced;

5. because the simple equipment is driven by the motor, electric energy is consumed in the production process, which is not beneficial to energy conservation and consumption reduction;

6. in order to reduce the cost of simple equipment, a common motor is generally adopted for driving, so that the rotating turns, the stopping position and the like of the cylinder are difficult to ensure, the operation difficulty is high, and the safety performance is low;

7. according to the design and processing requirements, the aluminum pipe is firstly straightened and blanked, then coiled, copper connecting pipes are welded at two ends of the aluminum pipe or the opening of the aluminum pipe is expanded and reduced after the coiled is finished, 3 operators are required in the three procedures of straightening blanking, coiling and welding (or expanding and reducing), the operation of sequence changing and carrying is multiple, and the personnel waste is serious.

8. The winding process is single-equipment single-station operation, manual operation is needed, and online winding cannot be realized.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an aluminum pipe online unpowered coil device which has the advantages of adjustable coil diameter, convenience in adjustment, no power, no energy consumption, no need of manual operation and the like.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides an online unpowered winding device of aluminum pipe which characterized in that: the groove wheel set is composed of a groove wheel, a deep groove ball bearing, an inner hexagon bolt, a snap spring, a sleeve, a sliding block and a standard cylindrical compression spring; the middle part of the excircle of the groove wheel is provided with a V-shaped groove, the inside of the V-shaped groove is provided with a step hole, one end of the step hole is provided with a clamp spring groove, and two deep groove ball bearings are arranged in the step hole; the clamp spring is arranged in the clamp spring groove; the inner hexagon bolt sequentially penetrates through the groove wheel, the deep groove ball bearing, the clamp spring and the inner hole of the sleeve; the groove wheel is fixedly arranged on the sliding block, the bottom of the sliding block is provided with a spring hole, and a standard cylindrical compression spring is arranged in the spring hole; cushion blocks are respectively arranged on the upper and lower sides of the back plate; the three groups of groove wheel sets are arranged between the upper cushion block and the lower cushion block in parallel, the groove wheel set in the middle is reversely arranged, the groove wheel sets on the left side and the right side are positively arranged, the barrier strips are respectively arranged on back plates on two sides of the three groups of groove wheel sets through hexagon socket head cap bolts, and the upper side and the lower side of the sliding block are respectively fixed through pressing plates; the pressing plate and the cushion block are fixed on the back plate by adopting inner hexagon bolts; the three sliding blocks are provided with threaded through holes on the cushion blocks opposite to the springs, the adjusting bolts pass through the threaded through holes of the cushion blocks and are connected to the sliding blocks, and the locking nuts are sleeved on the threads of the adjusting bolts.

Compared with the prior art, the invention has the beneficial effects that:

the online unpowered aluminum pipe winding device is suitable for the tail end of an aluminum pipe straightening and blanking machine, online winding can be achieved, manual guard is not needed, labor is saved, labor intensity of workers is fully reduced, and consistency of winding can be well guaranteed; besides, the device of the invention also has the following advantages:

1. the device is simple in design, different curvatures of the aluminum pipe can be achieved by adjusting the distance between the groove wheels, so that different winding diameters are realized, the adjustment is convenient, accurate winding diameters can be realized, and the consistency of the windings is effectively guaranteed;

2. because the groove of the groove wheel is designed into a V shape, when aluminum pipes with different specifications are wound, the wheel set does not need to be replaced, and the groove wheel can be quickly adjusted, so that the production efficiency is fully improved;

3. because the device is directly arranged at the tail end of the straightening and blanking equipment, power drive is not needed, electric energy is not needed to be consumed in the production process, and energy conservation and consumption reduction are realized;

4. the device realizes on-line continuous winding, the diameter of the winding is accurately controlled, the operation difficulty is low, and the safety performance is high;

the aluminum pipe straightening and blanking and the winding process are combined into one, welding copper connecting pipe (or expanding and necking) equipment can be arranged beside the winding process, winding material taking and welding (or expanding and necking) operation is completed only by 1 operator, sequence changing and carrying operation is avoided, production efficiency is fully improved, and the operators are saved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention.

Detailed Description

The invention is described in further detail below with reference to the following figures and detailed description: referring to fig. 1-3, the online aluminum pipe unpowered winding device is composed of a back plate 10, a cushion block 9, a pressure plate 8, a barrier strip 14, an adjusting bolt 12, a locking nut 11 and a grooved wheel set. The groove wheel set consists of a groove wheel 1, a deep groove ball bearing 2, an inner hexagon bolt 3, a clamp spring 4, a sleeve 5, a sliding block 6 and a standard cylindrical compression spring 7. The groove wheel 1 is made of hard nylon, a V-shaped groove is formed in the middle of the outer circle of the groove wheel 1, a step hole is formed in the groove wheel 1, and a clamp spring groove is formed in one end of the step hole. Two deep groove ball bearings 2 are arranged in a step hole in the groove wheel 1. The clamp spring 4 is arranged in the clamp spring groove and used for fixing the groove wheel 1 and the bearing 2. The sleeve 5 is used to support the inner race of the bearing 2 to ensure that the sheave 1 is free to rotate. The inner hexagon bolt 3 sequentially penetrates through the inner holes of the groove wheel 1, the deep groove ball bearing 2, the clamp spring 4 and the sleeve 5, and the groove wheel is fixedly installed on the sliding block 6. The bottom of the slide block 6 is provided with a spring hole, and a standard cylindrical compression spring 7 is arranged in the spring hole. The upper and lower sides of the back plate 10 are respectively provided with a cushion block 9. Three groups of groove wheel sets are arranged between the upper cushion block and the lower cushion block 9 in parallel, the groove wheel set in the middle is reversely arranged, and the groove wheel sets on the left side and the right side are positively arranged. Two sides of the three groups of groove wheel sets are respectively provided with a barrier strip 14, and the barrier strips 14 are respectively fixed at two ends of the back plate 10 by adopting hexagon socket head cap screws 13. The upper and lower sides of the slide block 6 are respectively fixed by a pressing plate 8. The pressing plate 8 and the cushion block 9 are fixed on the back plate 10 by adopting inner hexagon bolts 13. And threaded through holes are formed in the cushion blocks 9 at the other ends of the three sliding blocks 6 opposite to the springs 7. The adjusting bolt 12 acts on the slide 6 through the threaded through hole of the spacer 9. The slider 6 can realize the displacement of sliding from top to bottom under adjusting bolt 12 and standard cylinder compression spring 7's effect, and lock nut 11 covers on adjusting bolt 12's screw thread for locking and adjusting bolt 12's screw in degree of depth, the position of control slider 6 and recess wheelset prevents to become flexible.

During the use, install the device at the tail end of aluminum pipe alignment blanking machine, loosen lock nut 11, according to the pipe diameter and the winding diameter of required winding pipe, rotate adjusting bolt 12 and adjust the interval between the three groove wheel group, fasten lock nut 11 after the debugging is accomplished. Starting the straightening blanking machine, enabling the aluminum pipes to pass through the three groove wheel sets of the straightening blanking machine after the aluminum pipes to pass through the driving wheel set, the straightening wheel set and the cutting device of the straightening blanking machine in sequence, and enabling the aluminum pipes to realize continuous winding under the action of the three groove wheel sets. When the straightening and blanking machine feeds materials to a set length, the feeding is automatically suspended, and the cutting device clamps and cuts off the materials. After the aluminum pipe is cut off, the straightening and blanking machine continues feeding, the subsequent aluminum pipe advances and pushes the aluminum pipe to complete winding, the aluminum pipe completed by winding automatically drops, and the subsequent aluminum pipe continues winding after entering the wheel set.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

Claims

1. The utility model provides an online unpowered winding device of aluminum pipe which characterized in that: the device comprises a back plate (10), a cushion block (9), a pressing plate (8), a barrier strip (14), an adjusting bolt (12), a locking nut (11) and a groove wheel set, wherein the groove wheel set is composed of a groove wheel (1), a deep groove ball bearing (2), an inner hexagonal bolt (3), a clamp spring (4), a sleeve (5), a sliding block (6) and a standard cylindrical compression spring (7); the middle part of the excircle of the groove wheel (1) is provided with a V-shaped groove, the inside of the groove wheel is provided with a step hole, one end of the step hole is provided with a clamp spring groove, and two deep groove ball bearings (2) are arranged in the step hole; the clamp spring (4) is arranged in the clamp spring groove; the inner hexagon bolt (3) sequentially penetrates through the inner holes of the groove wheel (1), the deep groove ball bearing (2), the clamp spring (4) and the sleeve (5); the groove wheel (1) is fixedly arranged on a sliding block (6), the bottom of the sliding block (6) is provided with a spring hole, and a standard cylindrical compression spring (7) is arranged in the spring hole; cushion blocks (9) are respectively arranged on the upper side and the lower side of the back plate (10); the three groups of groove wheel sets are arranged between the upper cushion block and the lower cushion block (9) in parallel, the groove wheel set in the middle is inverted, the groove wheel sets on the left side and the right side are assembled normally, the barrier strips (14) are respectively arranged on the back plates (10) on the two sides of the three groups of groove wheel sets through the inner hexagon bolts (13), and the upper side and the lower side of the sliding block (6) are respectively fixed through the pressing plates (8); the pressing plate (8) and the cushion block (9) are fixed on the back plate (10) by adopting inner hexagon bolts (13); three sliders (6) and a cushion block (9) opposite to the spring (7) are provided with threaded through holes, an adjusting bolt (12) is connected to the sliders (6) through the threaded through holes of the cushion block (9), and a locking nut (11) is sleeved on the threads of the adjusting bolt (12).