CN216189864U

CN216189864U - Improved automatic adhesive tape pasting machine for refrigerator heat exchange tube

Info

Publication number: CN216189864U
Application number: CN202122494480.XU
Authority: CN
Inventors: 袁琮; 范俊飞; 韦钞琼; 陈能
Original assignee: Liuzhou Jinjing Electric Appliance Co ltd
Current assignee: Guangdong Jinjing Electric Co.,Ltd.
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-04-05
Anticipated expiration: 2031-10-15

Abstract

The utility model provides an improved automatic adhesive tape pasting machine for a refrigerator heat exchange tube, and belongs to the technical field of medical machinery. The heat exchange device mainly comprises a workbench, wherein a conveyor belt is arranged on the workbench, a shell is arranged on the conveyor belt, a heat exchange tube is arranged in the shell, and a rotating structure for rotating a rubber drum, a traction structure for drawing a rubber belt head, a cutting structure for cutting a rubber belt and a rubber pressing structure for flatly pasting the rubber belt are sequentially arranged along the conveying direction of the conveyor belt; the rotating structure is installed above the workbench through the supporting plate, the position sensor is installed on the supporting plate, and the rotating structure, the traction structure, the cutting structure, the glue pressing structure and the position sensor are all electrically connected with the controller. The utility model has simple integral structure and can well attach and fix the heat exchange tube in the shell by the adhesive tape.

Description

Improved automatic adhesive tape pasting machine for refrigerator heat exchange tube

Technical Field

The utility model relates to the technical field of machinery, in particular to an improved automatic adhesive tape sticking machine for a refrigerator heat exchange tube.

Background

Refrigerators now have become a part of daily life, playing a very large role. In the manufacturing process of the refrigerator, a heat exchange pipe needs to be installed on the outer shell of the refrigerator. The heat exchange tube is generally adhered to the inner side surface of the shell by an adhesive tape. At present, the manual adhesive tape is adopted, so that the working efficiency is low. At present, an automatic adhesive tape sticking machine is designed to assist in sticking an adhesive tape, but the stuck adhesive tape and a shell cannot be well stuck, and the sticking effect is poor. And the machines arranged by the users are complex and inconvenient to use. These problems need to be solved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide an improved automatic adhesive tape sticking machine for a heat exchange tube of a refrigerator, which has a simple integral structure and can well stick and fix the heat exchange tube in a shell by using an adhesive tape.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

an improved automatic gluing machine for a heat exchange tube of a refrigerator mainly comprises a workbench, wherein a conveyor belt conveyed along the length direction is mounted on the workbench, a shell subjected to the previous process is placed on the conveyor belt, the heat exchange tube is placed in the shell, and a rotating structure for rotating a glue reel, a traction structure for traction a tape head, a cutting structure for cutting a glue tape and a glue pressing structure for flatly gluing the glue tape are sequentially mounted along the conveying direction of the conveyor belt; the rotary structure is installed above the workbench through a supporting plate, a position sensor is installed on the supporting plate, a first support, a second support and a third support are sequentially installed on the workbench, the traction structure is connected between the first support and the third support in a sliding mode through a connecting rod, a cutting structure is installed on the second support, a glue pressing structure is installed on the third support, and the rotary structure, the traction structure, the cutting structure, the glue pressing structure and the position sensor are all electrically connected with the controller.

Further, the rotating structure mainly comprises a rotating rod, a first belt pulley and a second belt pulley, wherein two supporting plates are vertically arranged on two sides of the length direction of the workbench, two symmetrical rotating holes are formed in the two supporting plates, the two rotating holes are rotatably connected with the rotating rod, a fixed disc for fixing the position of the rotating rod is detachably arranged on the rotating rod, a rubber drum is inserted on the rotating rod, fixing parts are detachably arranged on two end faces of the rubber drum on the rotating rod, the end part of the rotating rod is provided with the first belt pulley, the lower end face of the workbench is provided with a motor, the end part of the rotating shaft of the motor is provided with the second belt pulley, the first belt pulley is rotatably connected with the second belt pulley through a belt, a plurality of stop levers are further arranged between the two supporting plates, and the adhesive tapes torn out from the rubber drum are placed around the plurality of stop levers, the adhesive surface of the adhesive tape faces downwards.

Further, many the pin has closely to far according to the distance with the dwang, is first pin, second pin, third pin, fourth pin in proper order, first pin, second pin, third pin, fourth pin all rotate to be connected between two backup pads, the position of first pin is the highest, the position of second pin is the lowest, the third pin is parallel with the fourth pin, the sticky tape is around first pin, second pin, third pin in proper order, the sticky tape laminating is in the upper end of third pin and fourth pin.

Further, the first stop lever and the third stop lever are made of anti-sticking materials.

Further, draw the structure mainly including first locomotive, the slide rail has been seted up on the connecting rod, first locomotive adopts electric energy drive to remove in the slide rail, the slide opening of rectangular shape is seted up at the connecting rod middle part, install first lift in the first locomotive, the lifter of first lift is vertical down, the lifter is worn out from the slide opening, the connecting box is installed perpendicularly to the lower extreme of lifter, the connecting box is hollow structure, a plurality of sucking discs are installed to the bottom of connecting box, sucking disc and connecting box intercommunication, the connecting box is connected with the aspiration pump.

Furthermore, the first support and the third support are both provided with sliding grooves, the connecting rod is provided with fixing holes, the fixing holes are connected with flat-head studs in a threaded mode, the end portions of the flat-head studs penetrate through the sliding grooves to be connected with the fixing holes in the connecting rod, the flat-head ends of the flat-head studs abut against the first support and the third support so that the connecting rod is fixed to the first support and the third support, and the connecting rod is horizontally placed.

Further, the second support is Jiong font-like structure, the cutting structure mainly includes the second mobile machine, the second mobile machine moves on the second support, the second mobile machine adopts electric energy drive, the laser cutter is installed to the lower extreme of second mobile machine, the laser mouth of laser cutter just is to the sticky tape.

Furthermore, the second support is of an Jiong-shaped structure, the cutting structure mainly comprises an electric push rod, the electric push rod is horizontally arranged, a cutting knife is arranged at the end part of the electric push rod, and the edge of the cutting knife faces one side of the adhesive tape.

Further, the moulding structure mainly comprises a second lifter, an annular stop block is arranged at the lower end of the second lifter, a telescopic pressing rod is installed at the lower end of the annular stop block, a buffer spring is sleeved outside the pressing rod, a connecting frame is installed at the lower end of the pressing rod, the buffer spring is installed between the annular stop block and the connecting frame, and a roller is connected to the connecting frame in a rotating mode.

Furthermore, the roller is made of rubber materials, and convex round points are distributed on the outer surface of the roller.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

1. when the position sensor senses that the position of the shell reaches the set distance range, the position sensor transmits information to the controller, and the controller controls the second belt pulley of the motor to drive the first belt pulley to rotate through the belt, so that the rotating rod fixed with the first belt pulley rotates. The fixed part makes the rubber roll barrel fixed with the rotating rod, when the rotating rod rotates, the rubber roll barrel rotates along with the rotating rod, and after the adhesive tape head torn out is fixed, the adhesive tape is continuously pulled out.

2. When the torn adhesive tape bypasses the first stop lever and the second stop lever, the first stop lever and the second stop lever play a role in pulling, so that the adhesive tape is stretched straight. The adhesive tape is tightly straightened on the third stop lever and the fourth stop lever. The sucking disc among the traction structure moves down under the effect of first lift for the sticky tape on the sucking disc adsorbs the fourth pin, first lift rises slightly, make sticky tape and fourth pin break away from, first lift moves backward under the drive of first removal machine, then first lift descends, make the adsorbed sticky tape head of sucking disc in attached the shell on the workstation, constantly rotate as the reel of gluing, fix on the shell because of the sticky tape head has laminated, make the continuous stretching out of adhesive tape. And under the action of the first lifter and the first moving machine, the sucker resets. The first lifter, the first moving machine and the suction pump communicated with the suction disc are all connected and controlled by the controller.

3. After the adhesive tape has been laminated on the shell, controller control second lift descends for the gyro wheel descends, flattens the adhesive tape through the roll of gyro wheel, makes the adhesive tape laminate whole heat exchange tube in the shell, need not fix a position the heat exchange tube in advance, because of the heat exchange tube has elasticity, hardly fixes a position, has saved a process, has improved production efficiency. Because the heat exchange tube can be protruded in the shell, a buffer spring is arranged, and the buffer effect is achieved in the rolling process of the roller.

4. When the heat exchange tube in one shell is completely attached in the shell, the adhesive tape is separated from the adhesive tape roll through the cutting structure. And the cutting structure cuts off from the fourth stop lever, so that the cut adhesive tape is attached to the fourth stop lever, and the adhesive tape is conveniently adsorbed by the sucker from the fourth stop lever next time.

5. First pin and third pin adopt anti-sticking material to make, can reduce frictional force, alleviate the power that the sticky tape of laminating on the shell pulled the sticky tape.

Drawings

Fig. 1 is a schematic overall structure diagram provided in the embodiment of the present invention.

Fig. 2 is an overall structural schematic diagram of various orientations provided by an embodiment of the present invention.

Wherein, 1 is the workstation, 2 is the shell, 3 is the heat exchange tube, 4 is the motor, 5 is the second belt pulley, 6 is the belt, 7 is first belt pulley, 8 is first support, 9 is the second locomotive, 10 is the second support, 11 is the third support, 12 is the gyro wheel, 13 is the link, 14 is buffer spring, 15 is annular dog, 16 is the spout, 17 is the second lift, 18 is the first locomotive, 19 is the connecting rod, 20 is the connecting box, 21 is the sticky tape, 22 is the backup pad, 23 is the sucking disc, 24 is first pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The drawings are only for purposes of illustration and are only schematic and non-limiting, and certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product, so that it may be understood that certain well-known structures, elements and descriptions thereof in the drawings may be omitted for better illustrating the embodiments of the present invention, and the drawings illustrate the drawings and do not represent the orientation of the actual product.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The preferred embodiment of the present invention is shown in the drawings. An improved automatic gluing machine for a heat exchange tube 3 of a refrigerator mainly comprises a workbench 1, wherein a conveyor belt conveyed along the length direction is mounted on the workbench 1, a shell 2 subjected to the previous process is placed on the conveyor belt, the heat exchange tube 3 is placed in the shell 2, and a rotating structure for rotating a glue reel, a traction structure for drawing the head of a glue tape 21, a cutting structure for cutting the glue tape 21 and a gluing structure for flatly gluing the glue tape 21 are sequentially mounted along the conveying direction of the conveyor belt; the rotary structure is installed above the workbench 1 through a supporting plate 22, a position sensor is installed on the supporting plate 22, a first support 8, a second support 10 and a third support 11 are sequentially installed on the workbench 1, the traction structure is connected between the first support 8 and the third support 11 through a connecting rod 19 in a sliding mode, a cutting structure is installed on the second support 10, a glue pressing structure is installed on the third support 11, and the rotary structure, the traction structure, the cutting structure, the glue pressing structure and the position sensor are all electrically connected with a controller.

In the specific implementation process of the utility model, the heat exchange tube 3 is placed in the shell 2 which passes through the previous working procedure, and the shell 2 is conveyed on the conveying belt of the workbench 1. The housing 2 has been positioned in a previous process so that the housing 2 can be transported parallel to the table 1. The housing 2 can pass right under the adhesive tape roll, and the adhesive tape 21 torn from the adhesive tape roll can be positioned straight right above the housing 2. A position sensor is installed on the inner side of the supporting plate 22, and when the housing 2 moves on the conveyor belt and reaches a set range, the position sensor senses the housing 2 and transmits information to the controller. The controller controls the rotation structure to rotate, so that the adhesive tape 21 on the adhesive tape roll can be continuously torn out. Meanwhile, the controller controls the traction structure to descend to pull the 21 ends of the adhesive tapes torn out, controls the traction structure to descend after moving, and sticks the 21 ends of the adhesive tapes in the shell 2, and when the conveyor belt continuously conveys the adhesive tapes, the adhesive tapes 21 can be flatly laid on the shell 2, and the heat exchange tubes 3 on the shell 2 are well stuck. When the shell 2 continuously moves forwards, the controller controls the adhesive pressing structure to descend to flatly attach the adhesive tape 21 flatly laid on the heat exchange tube 3 in the shell 2, so that the heat exchange tube 3 is fixed in the shell 2. Through the setting of the controller, after the shell 2 on the conveyer belt moves for a certain distance, the cutting structure is opened to cut the adhesive tape 21, and the adhesive tape 21 which is cut off is completely pressed by the adhesive pressing structure to be lifted after the shell 2 is pressed and separated from the shell 2.

Further, the rotating structure mainly comprises a rotating rod, a first belt pulley 7 and a second belt pulley 5, wherein two supporting plates 22 are vertically arranged on two sides of the length direction of the workbench 1, two symmetrical rotating holes are formed in the two supporting plates 22, two rotating holes are rotatably connected with the rotating rod, a fixed disc for fixing the position of the rotating rod is detachably arranged on the rotating rod, a rubber drum is inserted on the rotating rod, a fixed part is detachably arranged on the rotating rod at two end faces of the rubber drum, the first belt pulley 7 is arranged at the end part of the rotating rod, a motor 4 is arranged on the lower end face of the workbench 1, the second belt pulley 5 is arranged at the end part of the rotating shaft of the motor 4, the first belt pulley 7 is rotatably connected with the second belt pulley 5 through a belt 6, and a plurality of baffle rods are further arranged between the two supporting plates 22, the adhesive tape 21 torn from the adhesive roll is placed around a plurality of stop levers, and the adhesive surface of the adhesive tape 21 faces downwards. When the dwang of needs rotates, controller control motor 4 starts, drives second belt pulley 5 after motor 4 starts and rotates, and second belt pulley 5 passes through belt 6 and drives first belt pulley 7 and rotate to the dwang that makes and be connected with first belt pulley 7 rotates. The fixed disk on the rotating rod can prevent the rotating rod from falling off from the supporting plate 22. The dwang can be dismantled, cup joint the reel of glue back on the dwang, installs the dwang in backup pad 22 again. In order to fix the glue reel to the rotating rod, the glue reel is fixed by a fixing part. Further, the fixed part adopts fixation nut, and the fixation nut and the dwang threaded connection at both ends are through the fixation nut at both ends to the middle reel centre gripping fixed, make reel and dwang fix. When the rubber reel is used up, the rubber reel is detached for replacement. Set up many pin, can play the effect of dragging for sticky tape 21 is in the state of tautening, and when the reel rotated, the pin can play certain effect of dragging, drags sticky tape 21 from the reel and comes out. Since the tape 21 needs to be adhered to the housing 2, the adhering surface of the tape 21 needs to be facing downward.

Further, many the pin has closely to far according to the distance with the dwang, is first pin 24, second pin, third pin, fourth pin in proper order, first pin 24, second pin, third pin, fourth pin all rotate to be connected between two backup pads 22, first pin 24's position is the highest, the position of second pin is the lowest, the third pin is parallel with the fourth pin, sticky tape 21 is in proper order around first pin 24, second pin, third pin, the laminating of sticky tape 21 is in the upper end of third pin and fourth pin. The first stopper 24 and the second stopper are pulled to keep the adhesive tape 21 in a tight state. When the adhesive tape 21 passes around the second stop lever, the adhesive tape 21 is straightened and stuck between the third stop lever and the fourth stop lever. The traction structure is convenient to use to adsorb the traction adhesive tape 21, and the adsorbed adhesive tape 21 is dragged and stuck on the shell 2. And each stop lever is rotatably connected between the two supporting plates 22, so that the friction force between the adhesive tape 21 and each stop lever can be reduced.

Further, first pin 24, third pin adopt anti-sticking material to make, can reduce frictional force for sticky tape 21 can not paste at first pin 24, third pin, and when sticky tape 21 pasted behind shell 2, shell 2 on the conveyer belt constantly removed, pastes the power of pasting on shell 2 through sticky tape 21, and the dwang drives the sticky tape 21 that constantly pulls out behind the reel rotation, makes sticky tape 21 can be smooth paste on shell 2. After the adhesive tape 21 is cut off through the cutting structure, the adhesive tape 21 connected with the adhesive tape reel is adhered to the fourth stop lever, and meanwhile, the rotating rod stops rotating, so that the adhesive tape 21 is stretched between the third stop lever and the fourth stop lever straightly, the structure is convenient to pull next time to adsorb the adhesive tape 21, and the adhesive tape 21 is adhered to the shell 2.

Further, the traction structure mainly includes a first moving machine 18, a sliding rail is disposed on the connecting rod 19, the first moving machine 18 is driven by electric energy to move in the sliding rail, and the first moving machine 18 is similar to a moving structure in a door type crane and is not described in detail here for the prior art. The draw-off mechanism is characterized in that a slide hole in a long strip shape is formed in the middle of the connecting rod 19, a first lifter is installed in the first movable machine 18, a lifting rod of the first lifter is downward vertical, the lifting rod penetrates out of the slide hole, a connecting box 20 is vertically installed at the lower end of the lifting rod, the connecting box 20 is of a hollow structure, a plurality of suckers 23 are installed at the bottom of the connecting box 20, the suckers 23 are communicated with the connecting box 20, and the connecting box 20 is connected with an air suction pump. After the shell 2 conveys the set position range, the position sensor conveys information to the controller, the controller controls the traction structure to start, the lifting rod of the first lifter descends, and the sucker 23 adsorbs the adhesive tape 21 between the third stop lever and the fourth stop lever. Further, the suction cup 23 sucks the adhesive tape 21 on the fourth bar as close as possible to the end of the adhesive tape 21, so that the adhesive tape 21 can be attached to the housing 2 more conveniently during the attaching process. When the adhesive tape 21 is cut, the cutting position is close to the fourth blocking rod, so that the adhesive tape 21 cannot be adhered to the adhesive tape 21 from the bottom after being cut, and the next time the adhesive tape 21 is adsorbed by the suction cup 23 is influenced. Further, the suction pump communicates with the suction pads 23 through the connection box 20, in order to equalize the suction force of each suction pad 23. The connection box 20 is filled with choked flow objects, the choked flow objects are small granular solids, and when gas flows through the connection box 20, the gas flow is dispersed, so that the adsorption force of each sucker 23 is equal, and when the adhesive tape 21 is adsorbed, the adhesive tape 21 is relatively straight and convenient to adhere. Further, the sucking disc 23 is made of soft materials, when the sucking disc 23 sticks the adhesive tape 21 to the housing 2, the sucking disc 23 extrudes the adhesive tape 21, so that the adhesive tape 21 is more firmly stuck to the housing 2, and the sucking disc 23 plays a role in buffering, and the housing 2 is not damaged. After the suction cup 23 attaches the adhesive tape 21 to the housing 2, the suction pump is deflated to separate the suction cup 23 from the adhesive tape 21.

Furthermore, the first support 8 and the third support 11 are both provided with sliding grooves 16, the connecting rod 19 is provided with fixing holes, the fixing holes are connected with flat-head studs in a threaded manner, the end portions of the flat-head studs penetrate through the sliding grooves 16 to be connected with the fixing holes in the connecting rod 19, the flat-head ends of the flat-head studs abut against the first support 8 and the third support 11, so that the connecting rod 19 is fixed with the first support 8 and the third support 11, and the connecting rod 19 is horizontally placed. When the heat exchange tubes 3 in the shells 2 with different models and sizes are required to be pasted with the adhesive tapes 21, the positions of the connecting rods 19 can be adjusted through the sliding grooves 16, so that the positions of the traction structures can be adjusted, and the device can also be suitable for being used when different models of adhesive tape reels are used. And the connecting box 20 in the traction structure can be replaced, thereby improving the application range.

Further, the second support 10 is of an Jiong-shaped structure, the cutting structure mainly comprises a second moving machine 9, the second moving machine 9 moves on the second support 10, the second moving machine 9 is driven by electric energy, a laser cutter is installed at the lower end of the second moving machine 9, and a laser port of the laser cutter is opposite to the adhesive tape 21. The laser cutter is controlled by the controller to perform the cutting of the adhesive tape 21. Parameters in the laser cutter may be adjusted so that the laser may be suitable for cutting the tape 21 without damaging other structural components. Further, the laser mouth aims at the below of fourth pin for the sticky tape 21 of free end is shorter, can not the adhesion in other places, facilitates the use and draws the structure and draw. Further, the fourth stop lever adopts a semicircular rod structure, so that the adhesive tape 21 is adhered to the upper end of the fourth stop lever, and the lower end of the fourth stop lever is convenient to cut.

Further, the moulding structure mainly includes second lift 17, the lower extreme of second lift 17 is equipped with annular dog 15, telescopic depression bar is installed to the lower extreme of annular dog 15, the depression bar cup joints buffer spring 14 outward, link 13 is installed to the lower extreme of depression bar, buffer spring 14 installs between annular dog 15 and link 13, it is connected with gyro wheel 12 to rotate on the link 13. After the housing 2 moves to the set distance range, the controller controls the second lifter 17 to descend, so that the roller 12 mounted at the lower end of the second lifter 17 is pressed on the upper end surface of the housing 2, and when the housing 2 moves continuously, the roller 12 rolls continuously to press the adhesive tape 21 on the housing 2. Because of the heat exchange tube 3 protrusion is placed at the up end of shell 2, for better moulding, has set up buffer spring 14, can play the effect of buffering for the moulding can go on smoothly.

Further, the roller 12 is made of rubber materials, and convex dots are distributed on the outer surface of the roller 12. The rubber material can play a role of buffering and can also protect the heat exchange tube 3 and the shell 2 from being damaged. And the convex round points can better attach the adhesive tape 21 beside the heat exchange tube 3 to the shell 2. The heat exchange tube 3 on the shell 2 needs to be accurately positioned, and the heat exchange tube 3 can be well fixed in the shell 2.

In the second embodiment, only the cutting structure is changed based on the first embodiment. The second support 10 is of a structure similar to Jiong in shape, the cutting structure mainly comprises an electric push rod, the electric push rod is horizontally arranged, a cutting knife is arranged at the end part of the electric push rod, and the knife edge of the cutting knife faces one side of the adhesive tape 21. When the length of the torn adhesive tape 21 is enough to cover the heat exchange tube 3, under the control of the controller, the electric push rod is used to push the cutting knife to cut the adhesive tape 21.

The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims

1. The utility model provides an automatic coating machine of modified refrigerator heat exchange tube which characterized in that: the heat exchange tube type adhesive tape cutting machine mainly comprises a workbench, wherein a conveyor belt conveyed along the length direction is mounted on the workbench, a shell subjected to the previous process is placed on the conveyor belt, a heat exchange tube is placed in the shell, and a rotating structure for rotating an adhesive tape drum, a traction structure for traction of an adhesive tape head, a cutting structure for cutting an adhesive tape and an adhesive pressing structure for flatly pasting the adhesive tape are sequentially mounted along the conveying direction of the conveyor belt; the rotary structure is installed above the workbench through a supporting plate, a position sensor is installed on the supporting plate, a first support, a second support and a third support are sequentially installed on the workbench, the traction structure is connected between the first support and the third support in a sliding mode through a connecting rod, a cutting structure is installed on the second support, a glue pressing structure is installed on the third support, and the rotary structure, the traction structure, the cutting structure, the glue pressing structure and the position sensor are all electrically connected with the controller.

2. The improved automatic adhesive tape sticking machine for the heat exchange tube of the refrigerator as claimed in claim 1, wherein: the rotating structure mainly comprises a rotating rod, a first belt pulley and a second belt pulley, wherein two supporting plates are vertically arranged on two sides of the length direction of the workbench, two symmetrical rotating holes are formed in the two supporting plates, the two rotating holes are rotatably connected with the rotating rod, a fixed disc for fixing the position of the rotating rod is detachably arranged on the rotating rod, a rubber drum is inserted on the rotating rod, fixed parts are detachably arranged on the two end faces of the rubber drum on the rotating rod, the end part of the rotating rod is provided with the first belt pulley, the lower end face of the workbench is provided with a motor, the end part of the rotating shaft of the motor is provided with the second belt pulley, the first belt pulley is rotatably connected with the second belt pulley through a belt, a plurality of stop levers are further arranged between the two supporting plates, and the rubber belt torn out from the rubber drum is placed around the plurality of stop levers, the adhesive surface of the adhesive tape faces downwards.

3. The improved automatic adhesive tape sticking machine for the heat exchange tube of the refrigerator as claimed in claim 2, wherein: many the pin has closely to far according to the distance with the dwang, is first pin, second pin, third pin, fourth pin in proper order, first pin, second pin, third pin, fourth pin all rotate to be connected between two backup pads, the position of first pin is the highest, the position of second pin is the lowest, the third pin is parallel with the fourth pin, the sticky tape is around first pin, second pin, third pin in proper order, the sticky tape laminating is in the upper end of third pin and fourth pin.

4. The improved automatic adhesive tape sticking machine for the heat exchange tube of the refrigerator as claimed in claim 3, wherein: the first stop lever and the third stop lever are made of anti-sticking materials.

5. The improved automatic adhesive tape sticking machine for the heat exchange tube of the refrigerator as claimed in claim 1, wherein: the traction structure mainly comprises a first moving machine, a sliding rail is arranged on the connecting rod, the first moving machine adopts electric energy to drive the moving in the sliding rail, a sliding hole with a long strip shape is formed in the middle of the connecting rod, a first lifter is arranged in the first moving machine, a lifting rod of the first lifter faces downwards vertically, the lifting rod penetrates out of the sliding hole, a connecting box is perpendicularly arranged at the lower end of the lifting rod, the connecting box is of a hollow structure, a plurality of suckers are arranged at the bottom of the connecting box, the suckers are communicated with the connecting box, and the connecting box is connected with an air suction pump.

6. The improved automatic adhesive tape pasting machine for the heat exchange tube of the refrigerator as claimed in claim 5, wherein: the first support and the third support are both provided with sliding grooves, the connecting rod is provided with fixing holes, the fixing holes are in threaded connection with flat-head studs, the end portions of the flat-head studs penetrate through the sliding grooves to be connected with the fixing holes in the connecting rod, the flat-head ends of the flat-head studs are abutted against the first support and the third support, so that the connecting rod is fixed to the first support and the third support, and the connecting rod is horizontally placed.

7. The improved automatic adhesive tape sticking machine for the heat exchange tube of the refrigerator as claimed in claim 1, wherein: the second support is Jiong font structures of class, the cutting structure mainly includes the second and removes the machine, the second removes the machine and removes on the second support, the second removes the machine and adopts electric energy drive, the laser cutter is installed to the lower extreme that the second removed the machine, laser cutter's laser mouth is just to the sticky tape.

8. The improved automatic adhesive tape sticking machine for the heat exchange tube of the refrigerator as claimed in claim 1, wherein: the second support is of an Jiong-like structure, the cutting structure mainly comprises an electric push rod, the electric push rod is horizontally arranged, a cutting knife is arranged at the end part of the electric push rod, and the edge of the cutting knife faces one side of the adhesive tape.

9. The improved automatic adhesive tape sticking machine for the heat exchange tube of the refrigerator as claimed in claim 1, wherein: the rubber pressing structure mainly comprises a second lifter, an annular stop block is arranged at the lower end of the second lifter, a telescopic pressing rod is installed at the lower end of the annular stop block, a buffer spring is sleeved outside the pressing rod, a connecting frame is installed at the lower end of the pressing rod, the buffer spring is installed between the annular stop block and the connecting frame, and a roller is connected to the connecting frame in a rotating mode.

10. The improved automatic adhesive tape sticking machine for the heat exchange tube of the refrigerator as claimed in claim 9, wherein: the roller is made of rubber materials, and convex round points are distributed on the outer surface of the roller.