CN112498783B

CN112498783B - Passively-unfolded winding device for aluminum foil corrugated pipe

Info

Publication number: CN112498783B
Application number: CN202011454106.0A
Authority: CN
Inventors: 乐敏
Original assignee: Anhui Hangjia Auto Parts Manufacturing Co ltd
Current assignee: Anhui Hangjia Auto Parts Manufacturing Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2022-05-06
Anticipated expiration: 2040-12-10
Also published as: CN112498783A

Abstract

The invention discloses a passively-unfolded aluminum foil corrugated pipe winding device which comprises a workbench and a rotating shaft, wherein the rotating shaft is arranged on the workbench, a driving motor is used for driving the rotating shaft to rotate, a plurality of groups of rotating assemblies are sequentially arranged on the rotating shaft along the axis direction of the rotating shaft, each group of rotating assemblies comprises a plurality of rotating rods, the end part of each rotating rod is rotatably connected to the outer wall of the rotating shaft, and the rotating centrifugal force of the rotating shaft drives the rotating rods to swing. According to the passively-unfolded aluminum foil corrugated pipe winding device, the rotating shaft is provided with the rotating rod, the rotating shaft is small in size when being static so as to be smoothly inserted into the corrugated pipe, and the rotating shaft swings the rotating rod through centrifugal force when rotating, so that the rotating rod can firmly support the corrugated pipe, the corrugated pipe is stable and does not deform in the aluminum foil winding process, and winding is facilitated.

Description

Passively-unfolded winding device for aluminum foil corrugated pipe

Technical Field

The invention relates to a technology for winding an aluminum foil adhesive tape, in particular to a winding device of a passively unfolded aluminum foil corrugated pipe.

Background

The pipe structures such as corrugated pipes and condensate pipes are widely applied in various industries, and because the actual application is different in environment such as high-temperature environment or the performance requirements of the pipe structures such as the condensate pipes require better water discharge performance, a layer of aluminum foil adhesive tape is often wound outside the pipe structures in the prior art, and the aluminum foil adhesive tape has good heat insulation and leakage prevention effects.

For example, the invention patent with the application number of CN201510555560.8, the grant notice number of CN105035885B, the grant notice date of 2016, 08 and 24 months, entitled "a machine for synchronously winding and attaching aluminum foil tape on a condenser tube of a uniform cooling refrigerator" comprises six parts, namely a rack, a pressure arm adjusting mechanism, an automatic aluminum foil tape attaching and collecting device, a servo transmission and synchronous winding mechanism, a tube winding mold and a human-computer interface; the pressure arm adjusting mechanism consists of a pressure arm frame, a pressure arm frame fixing plate, a long pressure arm rotating bearing, a connecting arm rotating bearing, a main pressure wheel, an auxiliary pressure wheel, a cylinder seat and a cylinder connecting piece; the automatic aluminum foil tape attaching and collecting device consists of an aluminum foil tape rack, a guide pipe clamp, a tape tail end wheel, a vertical mounting plate, a paper collecting seat, a speed regulator box, a transition wheel, an aluminum foil tape box, a direct current motor and a speed reducer; the servo transmission and synchronous winding mechanism consists of a linear slide rail, a slide block, a platform supporting plate, a screw nut mounting seat, a screw nut, a ball screw, a screw bearing seat, a screw bearing seat pressing plate, a servo motor mounting seat, a servo motor, a coupler, a speed reducer mounting seat, a rotary main shaft bearing pressing plate, a rotary main shaft, a pneumatic rotary joint, an air pipe, a large gear, a flange plate, a speed reducer, a small gear and a servo motor; the pipe winding mold consists of a connecting plate, a mold bracket, a fixed supporting plate, a movable supporting plate and a cylinder; the human-computer interface consists of a display screen, electronic components and an information transmission system, and is characterized in that synchronous winding of a condenser pipe outside the inner container of the refrigerator and attachment of an aluminum foil tape are realized; the aluminum foil tape frame and the pressure arm frame are respectively fixed on the left side and the right side of the frame, the pressure arm frame fixing plate, the long pressure arm and the cylinder seat are respectively arranged on the pressure arm frame, the main pressure wheel is installed at one end of the long pressure arm through a long pressure arm rotating bearing, the auxiliary pressure wheel is connected with the connecting arm through a connecting arm rotating bearing, the tail end of the cylinder is installed on the cylinder seat, and the other end of the cylinder is fixedly connected with the cylinder connecting piece; the vertical mounting plate is welded on the aluminum foil adhesive tape frame, the paper collecting base, the speed regulator box, the adhesive tape tail end wheel, the transition wheel, the aluminum foil adhesive tape box, the direct current motor and the speed reducer are respectively arranged on the vertical mounting plate, and the guide pipe is fixed through the guide pipe clamp; in the servo transmission and synchronous winding mechanism, a servo motor of the synchronous winding mechanism is connected with a speed reducer to drive a pinion, the pinion is meshed with a gearwheel, a rotating main shaft bearing is arranged in a rotating main shaft bearing seat and is fixed through a rotating main shaft bearing pressing plate, the gearwheel drives a rotating main shaft to rotate, the rotating main shaft is supported through the rotating main shaft bearing, one end of the rotating main shaft is connected with a pneumatic rotating joint, the other end of the rotating main shaft is fixedly provided with a main shaft flange, the bearing seat, the servo motor and the speed reducer are fixed on a rack, the lower surface of a platform supporting plate is provided with a lead screw nut mounting seat, a lead screw bearing seat and a sliding block, and the sliding block is arranged on a linear sliding rail in a linear motion control system; in the servo transmission system, a motor mounting seat, a lead screw bearing seat and a linear slide rail are fixed on a rack, a servo motor is connected to the servo motor mounting seat, one end of a coupler is fixed with an output shaft head of the servo motor, the other end of the coupler is fixed with a ball screw, a lead screw nut is arranged in the nut mounting seat and is fixed through a lead screw bearing seat pressing plate, and the ball screw is inserted in the nut mounting seat; in a pipe winding mold, a connecting plate is connected with a main shaft flange, a mold support is arranged on the connecting plate, a fixed support plate and a cylinder are fixed on the mold support, a movable support plate is connected with an extending rod of a cylinder piston and drives the movable support to expand and contract through the cylinder, and the pipe winding mold synchronously rotates along with the flange main shaft; in the man-machine interface, a display screen is electrically connected with an electronic cam through an information transmission system, the electronic cam is electrically connected with a servo motor in a rotating speed control machine through the information transmission system, and the problems that the two uniform cooling refrigerators are difficult to solve are solved, wherein the key points of the manufacture of the uniform cooling refrigerators are that a condenser pipe is synchronously wound on the outer surface of an inner container and an aluminum foil adhesive tape is attached, particularly, each point on the outer wall surface of the section of the inner container is not on a circle, and the tangential linear velocity of each point needs to be constant.

The prior art has the disadvantages that in order to enable a target pipe such as a corrugated pipe to be quickly and smoothly sleeved on a rotating shaft, the diameter of a central pipe is much smaller than that of the corrugated pipe, but when the corrugated pipe is wound, the corrugated pipe shakes and deforms due to the fact that the radial size of the rotating shaft is too small, and therefore the winding effect is affected.

Disclosure of Invention

The invention aims to provide a winding device of a passively unfolded aluminum foil corrugated pipe, which is used for solving the defects in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme:

a winding device of passively unfolded aluminum foil corrugated pipe comprises a workbench and further comprises:

the rotating shaft is arranged on the workbench;

the driving motor is used for driving the rotating shaft to rotate;

a plurality of groups runner assembly, a plurality of groups the runner assembly sets gradually on the rotation axis along the axis direction of rotation axis, every group the runner assembly includes a plurality of dwang, each the tip of dwang all rotate connect in on the outer wall of rotation axis, just rotation axis pivoted centrifugal force drives the dwang whipping.

The device further comprises electromagnets, wherein each electromagnet is arranged in one-to-one correspondence with each rotating rod, and the rotating rods are provided with first permanent magnets which are matched with the electromagnets in one-to-one correspondence;

the sliding contact line assembly comprises a sliding ring and a sliding contact piece, the sliding ring is fixedly connected to the workbench and connected with a power supply, the sliding contact piece is fixedly connected to the periphery of the rotating shaft and electrically connected with the electromagnet, and the sliding ring is electrically connected with the sliding contact piece in a sliding mode.

Furthermore, the sealing device further comprises a sealing assembly, the sealing assembly comprises an insulating cylinder fixedly connected to the workbench, the insulating cylinder is sleeved on the end part of the rotating shaft, two ends of the insulating cylinder are connected with the rotating shaft through sealing bearings, and the guide sliding ring is fixedly connected to the inner wall of the insulating cylinder.

Further, the method also comprises the following steps:

the placing mechanism comprises a placing rod, and the placing rod is used for being inserted into a central hole of the aluminum foil adhesive tape;

the traction mechanism comprises a traction lead screw and a traction piece in threaded connection with the traction lead screw, the traction lead screw is arranged in parallel with the rotating shaft, and the placement mechanism is arranged on the traction piece.

Furthermore, the traction mechanism further comprises a transmission mechanism, and the driving motor drives the traction screw to rotate through the transmission mechanism.

Further, the placing mechanism further comprises a placing seat, a first sliding groove is formed in the workbench, and the placing seat is connected to the first sliding groove in a sliding mode.

Furthermore, the transmission mechanism comprises a first chain wheel, a second chain wheel and a chain, two ends of the chain are respectively meshed with the first chain wheel and the second chain wheel, the first chain wheel is installed on an output shaft of the driving motor, and the second chain wheel is fixedly sleeved at one end of the traction screw.

The traction device is characterized by further comprising a straight rod and an intermediate connecting piece, wherein the straight rod is arranged in parallel with the traction screw rod, one end of the intermediate connecting piece is sleeved on the straight rod in a sliding mode, and the other end of the intermediate connecting piece is fixedly connected with the traction piece.

Further, the workstation is gone up to slide and is provided with a support frame, the support frame is assembled to be: the sliding path of the support frame passes through the end of the rotary shaft and can slide away from the rotary shaft in the radial direction of the rotary shaft.

Furthermore, the end part of the placing rod is detachably provided with an end cover, and the diameter of the end cover is larger than that of the central hole of the aluminum foil adhesive tape.

In the above technical solution, in the passively expanded aluminum foil corrugated pipe winding device provided in the embodiments of the present invention, the rotation shaft is provided with the rotation rod, the rotation shaft has a small size when being stationary so as to be smoothly inserted into the corrugated pipe, and the rotation shaft swings the rotation rod by centrifugal force when rotating, so that the rotation rod tightly supports the corrugated pipe, and the corrugated pipe is stable and does not deform during the aluminum foil winding process, thereby facilitating the winding.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic structural diagram of a winding device when a rotating rod provided by an embodiment of the invention is not rotated;

FIG. 2 is an enlarged view of FIG. 1 taken at A according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the winding device after the rotating rod rotates according to the embodiment of the present invention;

FIG. 4 is an enlarged view of the area B in FIG. 3 according to an embodiment of the present invention;

FIG. 5 is a top view of a winding apparatus according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a transmission mechanism according to an embodiment of the present invention;

fig. 7 is an axial sectional view of a rotary shaft provided in an embodiment of the present invention;

FIG. 8 is an enlarged view at C of FIG. 7 according to an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a placement mechanism provided in accordance with an embodiment of the present invention;

fig. 10 is a schematic structural view of a second sliding groove and an avoiding groove according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram of a supporting frame according to an embodiment of the present invention;

fig. 12 is a schematic view of an installation position of the trigger box according to the embodiment of the present invention;

fig. 13 is a schematic overall structure diagram of a trigger box according to an embodiment of the present invention;

fig. 14-16 are schematic internal views of a trigger box provided in an embodiment of the present invention.

Description of reference numerals:

1. a work table; 2. a rotating shaft; 3. a drive motor; 4. rotating the rod; 5. an electromagnet; 6. a first permanent magnet; 7. a slip ring; 8. a slider; 9. a lead screw is pulled; 10. a traction member; 11. a straight rod; 12. an intermediate connecting member; 13. a connecting rod; 14. a placing seat; 15. a first sprocket; 16. a second sprocket; 17. a chain; 18. a rotating shaft; 19. a slide rail; 20. placing a rod; 21. an end cap; 22. a support frame; 23. a threaded rod; 24. a trigger box; 25. a first switch; 26. a second switch; 27. a first rack; 28. a second rack; 29. rotating the rod; 30. a first incomplete gear; 31. a second incomplete gear; 32. a spring; 33. a trigger post; 34. an insulating cylinder; 35. sealing the bearing; 36. a second permanent magnet.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 16, the winding apparatus for a passively-unfolded aluminum foil corrugated tube according to the present invention includes a working table 1, and further includes:

a rotating shaft 2, the rotating shaft 2 is arranged on the workbench 1;

the driving motor 3 is used for driving the rotating shaft 2 to rotate;

a plurality of groups runner assembly, a plurality of groups the runner assembly sets gradually on rotation axis 2 along the axis direction of rotation axis, every group the runner assembly includes a plurality of dwang 4, each the tip of dwang 4 all rotate connect in on the outer wall of rotation axis 2, just 2 pivoted centrifugal force of rotation axis drive dwang 4 whipping.

Specifically, the winding device for the passively-unfolded aluminum foil corrugated pipe is used for winding an aluminum foil adhesive tape on a rigid corrugated pipe. Workstation 1 is overall bearing structure and processing place, and driving motor 3 sets up on workstation 1, and driving motor 3's output shaft passes through reduction gears and connects the one end of rotation axis 2, so drive rotation axis 2's rotation, and the rotation axis 2 other end is unsettled or overlap joint on a bearing structure to supply cup jointing and taking off of bellows. Meanwhile, a plurality of groups of rotating assemblies are arranged on the outer wall of the rotating shaft 2, the rotating assemblies are rotatably connected onto the rotating shaft 2, the rotating assemblies are attached to or approximately attached to the rotating shaft 2 when the rotating shaft 2 is static, the radial size of the rotating assemblies is small, the corrugated pipe is sleeved and taken down almost without influence, the rotating assemblies are swung by centrifugal force to be unfolded when the rotating shaft 2 rotates, and the radial size of the rotating assemblies is basically consistent with the inner diameter size of the corrugated pipe after the rotating assemblies are unfolded so as to clamp or support the corrugated pipe. Preferably, the week side rigid coupling of rotation axis 2 has a plurality of first lantern rings, and rotating assembly includes a plurality of dwang 4, and one side rigid coupling of dwang 4 has the second lantern ring, and the first lantern ring overlaps mutually with the second lantern ring and establishes, so realizes centrifugal force driven rotation. When the rotating shaft 2 is static, the rotating rod 4 is in an undeployed state, at the moment, a worker penetrates the hard corrugated pipe from one end of the rotating shaft 2, then the worker winds an aluminum foil adhesive tape at one end of the hard corrugated pipe for a circle, then the driving motor 3 is started (the rotating direction of the driving motor 3 is consistent with the direction of the aluminum foil adhesive tape wound by the worker), the driving motor 3 drives the rotating shaft 2 and the hard corrugated pipe to rotate, centrifugal force generated by rotation of the rotating shaft 2 drives the rotating rod 4 to swing, the inner wall of the corrugated pipe is clamped after the rotating rod 4 is unfolded, the worker holds the aluminum foil adhesive tape to move towards the other end of the hard corrugated pipe while the hard corrugated pipe rotates, the driving motor 3 is closed until the hard corrugated pipe is wound, the aluminum foil adhesive tape is cut off by using tools such as a blade, at the moment, the rotating shaft 4 loses centrifugal force to drive and is attached to the rotating shaft 2 again due to stop rotating of the rotating shaft 2, the worker takes out the hard corrugated pipe wound with the aluminum foil adhesive tape, so that the aluminum foil winding of one corrugated pipe is completed.

In the embodiments of the present invention, preferably, in order to ensure that the rotating lever 4 is attached to the rotating shaft 2 without a centrifugal force, a first elastic member, such as a first spring or a torsion spring, may be provided to connect the rotating lever 4 and the rotating shaft 2.

In this embodiment, the driving motor 3 is preferably a servo speed-reducing motor, and can rotate forward or backward, and preferably, the speed-reducing ratio is 68: 6, driving motor 3's rotational speed if can lead to the staff too late to remove the aluminium foil sticky tape at the excessive speed, driving motor 3's rotational speed if can lead to the winding speed too slow at the excessive speed, influence winding efficiency, and this rotational speed can not too fast also can not too slow, is fit for staff winding aluminium foil sticky tape.

According to the passively-unfolded aluminum foil corrugated pipe winding device provided by the embodiment of the invention, the hard corrugated pipe is driven to rotate through the arrangement of the driving motor 3 and the rotating shaft 2, and a worker only needs to hold the aluminum foil adhesive tape and move the aluminum foil adhesive tape in one direction, so that the efficiency of winding the aluminum foil adhesive tape is greatly improved compared with the conventional method that the worker winds the aluminum foil adhesive tape by one circle manually, and the burden of the worker is reduced.

Simultaneously, set up the dwang on rotation axis 2, the less corrugated pipe of inserting in order smoothly of size when rotation axis 2 is static, through centrifugal force whipping dwang 4 when rotation axis 2 rotates for the comparatively firm support bellows of dwang 4 makes it stable indeformable in aluminium foil winding in-process, does benefit to the winding.

In an embodiment provided by the present invention, the present invention further includes electromagnets 5, each of the electromagnets 5 is disposed in one-to-one correspondence with each of the rotating levers 4, the rotating levers 4 are disposed with first permanent magnets 6, and the first permanent magnets 6 are in one-to-one correspondence with the electromagnets 5. Specifically, the first permanent magnet 6 is fixedly connected to one side of the rotating rod 4 close to the electromagnet 5, when the electromagnet 5 is started by a worker, the suction force between the electromagnet 5 and the first permanent magnet 6 is greater than the centrifugal force of the rotating rod 4 thrown by the rotating shaft 2, the worker starts the driving motor 3, the rotating shaft 2 rotates and throws the rotating rod 4, the first permanent magnet 6 on the rotating rod 4 gradually approaches the electromagnet 5 under the action of the centrifugal force until the first permanent magnet and the electromagnet 5 mutually attract each other, the unfolded rotating rod 4 blocks the inner wall of the corrugated pipe, the worker closes the electromagnet 5 after finishing the aluminum foil winding, the electromagnet 5 loses magnetism and does not attract the rotating rod 4, then the driving motor 3 is closed, the rotating rod 4 gradually approaches the rotating shaft 2 in the inertial rotation of the rotating shaft 2 (the rotating shaft 2 still rotates at a slower and slower speed under the action of inertia after the driving motor 3 is closed until the rotating shaft completely stops rotating), the hard corrugated pipe wound with the aluminum foil adhesive tape is convenient for a worker to draw out. Preferably, electro-magnet 5 is located dwang 4 and is close to one side of driving motor 3, be used for wearing to establish the one end of stereoplasm bellows towards rotation axis 2 when dwang 4 does not expand promptly, even there is some dwang 4 not to be close to rotation axis 2 under the inertial action, when the staff takes the stereoplasm bellows from rotation axis 2 out, dwang 4 also can be close to rotation axis 2 under the drive of stereoplasm bellows, the staff of being convenient for takes out the stereoplasm bellows of twining good aluminium foil tape, dwang 4 is the arc structure with the contact surface of stereoplasm bellows, reduce the resistance when dwang 4 whipps. Preferably, electro-magnet 5 can change the magnetic pole, and when the staff need twine the aluminium foil sticky tape, start electro-magnet 5 makes the 6 actuation of first permanent magnet on electro-magnet 5 and the dwang 4, has changed electro-magnet 5's magnetic pole after the staff twined the aluminium foil sticky tape, makes electro-

magnet

5 and 6 repulsion of first permanent magnet on the dwang 4 to make dwang 4 keep away from electro-magnet 5, the staff of being convenient for takes off the stereoplasm bellows of twining good aluminium foil sticky tape. Preferably, a second permanent magnet 36 is fixedly connected to one side of the rotating rod 4, which is far away from the electromagnet 5, and a layer of material capable of being adsorbed by the second permanent magnet 36 is arranged on the outer wall of the rotating shaft 2, such as iron, nickel, cobalt, etc., the second permanent magnet 36 has weaker magnetism, the attraction force between the second permanent magnet 36 and the rotating shaft 2 is smaller than the centrifugal force of the rotating shaft 2 for swinging the rotating rod 4, the rotating shaft 2 is not affected by the swinging of the rotating rod 4, and the contact surface of the second permanent magnet 36 and the rotating shaft 2 is of an arc-shaped structure and is attached to the outer wall of the rotating shaft 2.

The embodiment further comprises a sliding contact line assembly, the sliding contact line assembly comprises a sliding ring 7 and a sliding contact piece 8, the sliding ring 7 is fixedly connected to the workbench 1 and connected to a power supply, the sliding contact piece 8 is fixedly connected to the periphery of the rotating shaft 2 and electrically connected to the electromagnet 5, the sliding ring 7 is electrically connected to the sliding contact piece 8 in a sliding manner, specifically, a mounting hole is formed in the rotating shaft 2, the sliding contact piece 8 is mounted at the position of the mounting hole, a lead channel is formed in the rotating shaft 2 and is communicated with the mounting hole, a lead passes through the lead channel, the sliding contact piece 8 is electrically connected to the electromagnet 5 through the lead, an insulating material such as rubber, fiber products and the like is arranged between the sliding contact piece 8 and the rotating shaft 2 (the contact part of the sliding contact piece and the rotating shaft, and the electric leakage is prevented, preferably, the number of the sliding contact pieces 8 is 2, so that even if one of the sliding contact pieces 8 fails or has poor contact with the sliding ring 7, the other sliding contact 8 also enables the electromagnet 5 to function properly.

In another embodiment provided by the present invention, further, the present invention further includes a sealing assembly, the sealing assembly includes an insulating cylinder 34 fixedly connected to the workbench 1, the insulating cylinder 34 is sleeved on an end of the rotating shaft 2, both ends of the insulating cylinder 34 are connected to the rotating shaft 2 through sealing bearings 35, the sliding guide ring 7 is fixedly connected to an inner wall of the insulating cylinder 34, specifically, the insulating cylinder 34 is fixedly connected to an upper surface of the workbench 1 through a fixing seat, the sliding guide ring 7 is in an annular structure, an outer wall of the sliding guide ring 7 is attached to an inner wall of the insulating cylinder 34, the two sealing bearings 35 are respectively located at both ends of the insulating cylinder 34, an insulating space is formed between the insulating cylinder 34, the two sealing bearings 35 and the rotating shaft 2, the sliding guide ring 7 and the sliding guide ring 8 are both located in the insulating space, so as to prevent accidental contact of a person, and is safer and preferable, the periphery of the insulating cylinder 34 is provided with a wiring port, a power line enters the insulating space from the wiring port and is electrically connected with the guide sliding ring 7, and a gap between the power line and the wiring port is filled with insulating glue.

In still another embodiment of the present invention, the present invention further comprises a traction mechanism and a placement mechanism, the traction mechanism comprises a traction screw 9 and a traction member 10 spirally connected to the traction screw 9, the traction screw 9 is arranged in parallel with the rotation axis 2, the placement mechanism is arranged on the traction member, the placement mechanism is used for placing the aluminum foil tape, and at least comprises a cylinder, when in use, the cylinder is sleeved on a central hole of the aluminum foil tape, the traction screw 9 is matched with the traction member 10, such that the rotation motion of the traction screw 9 is converted into the linear motion of the traction member 10 on the traction screw, when the traction screw 9 rotates, the traction member 10 makes the linear motion on the traction screw 9, and the placement mechanism is fixedly connected to the traction member 10 through a connecting rod 13, when the traction member 10 makes the linear motion, the placement seat 14 is driven to slide, such that the aluminum foil tape is driven to make the linear motion, therefore, the aluminum foil adhesive tape can linearly move parallel to the rotating shaft, so that the aluminum foil adhesive tape can be automatically discharged without manual work, and the automation is further realized.

In still another embodiment provided by the present invention, further, the present invention further comprises a transmission mechanism, the driving motor drives the traction screw 9 to rotate through the transmission mechanism; specifically, the transmission mechanism comprises a first chain wheel 15, a second chain wheel 16 and a chain 17, two ends of the chain 17 are respectively engaged with the first chain wheel 15 and the second chain wheel 16, the first chain wheel 15 is installed on an output shaft of the driving motor 3, three bearing seats are fixedly installed on the workbench 1, a rotating shaft 18 is rotatably installed between the two bearing seats, the second chain wheel 16 is installed on the rotating shaft 18, the second chain wheel 16 is fixedly sleeved on one end of the traction screw 9, the other end of the traction screw 9 is installed on the other bearing seat, after a worker starts the driving motor 3, because the first chain wheel 15 is fixedly sleeved on the rotating shaft 2 or the output shaft, the driving motor 3 drives the rotating shaft to move and simultaneously drives the first chain wheel 15 to rotate, the first chain wheel 15 drives the second chain wheel 16 to rotate through the chain 17, the second chain wheel 16 drives the traction screw 9 to rotate, synchronous rotation of the rotating shaft 2 and the traction screw 9 is realized only through one driving motor 3, in addition to the above embodiments, it is known to those skilled in the art to provide another motor, which is added with a controller and limited experiments to rotate the lead screw 9 and synchronize the rotation of the lead screw 9 with the rotation of the rotating shaft 2. In this embodiment, the moving speed of the aluminum foil tape with respect to the rotating shaft 2 can be adjusted by adjusting the sizes of the first sprocket 15 and the second sprocket 16, thereby adjusting the winding density of the aluminum foil tape.

In still another embodiment of the present invention, the present invention further includes a straight rod 11 and an intermediate connecting member 12, the straight rod 11 is disposed in parallel with the traction screw 9, one end of the intermediate connecting member 12 is slidably sleeved on the straight rod 11, and the other end is fixedly connected with the traction member 10, specifically, the straight rod 11 is fixedly mounted on the workbench 1 through two mounting seats, and the effective working length of the straight rod 11 is greater than or equal to the effective working length of the traction screw 9, one end of the intermediate connecting member 12 is provided with a first circular through hole matched with the straight rod 11, the intermediate connecting member 12 can slide on the straight rod 11, when the traction screw 9 rotates, although the traction member 10 is spirally connected to the traction screw 9, the other end of the intermediate connecting member 12 is fixedly connected with the traction member 10, the straight rod 11 and the intermediate connecting member 12 limit the traction member 10 in the radial direction, so that the traction member 10 cannot rotate along with the traction screw 9, but will convert the rotational movement into a linear movement, so that the pulling element 10 moves linearly on the pulling screw 9.

In still another embodiment of the present invention, further, the placing mechanism includes a placing seat 14, a first sliding slot is disposed on the working platform 1, the placing seat 14 is slidably connected in the first sliding slot, the placing seat 14 is fixedly connected with the traction mechanism, specifically, one side of the placing seat 14 is fixedly connected with the traction member 10 through a connecting rod 13, the traction member 10 drives the placing seat 14 to slide when moving linearly, more specifically, a sliding rail 19 is fixedly connected to the upper surface of the working platform, the first sliding slot is disposed on the sliding rail 19 and has a T-shaped structure, the bottom of the placing seat 14 has a T-shaped structure, the placing seat 14 can slide on the first sliding slot of the sliding rail 19, the top of the placing seat 14 has a circular structure and a diameter larger than a diameter of a central hole of an aluminum foil tape, so as to function that the aluminum foil blocks one side of the aluminum foil tape, the placing mechanism further includes a placing rod 20, the placing rod 20 is used for inserting the aluminum foil tape into the central hole of the aluminum foil, the diameter of the center hole of the aluminum foil tape is larger than the diameter of the placing rod 20, the aluminum foil tape can be inserted on the placing rod 20 and can rotate on the placing rod 20, preferably, the diameter of the center hole of the aluminum foil tape is 0.8 mm-1.2 mm larger than the diameter of the placing rod 20 (hereinafter, this value is referred to as a first value), if the first value is too large, the aluminum foil tape shakes too violently and is not stable enough when rotating in the radial direction, if the first value is too small, the aluminum foil tape is not only difficult to be inserted on the placing rod 20 but also difficult to rotate on the placing rod 20, which affects the winding of the aluminum foil tape by workers, the placing rod 20 is fixedly connected at the center of the circular structure at the top of the placing seat 14, the end part of the placing rod 20 can be detachably provided with an end cover 21, the diameter of the end cover 21 is larger than the diameter of the center hole of the aluminum foil tape, specifically, the end cover 21 is screwed on the end part of the placing rod 20, the end cover 21 plays a role in blocking the other side of the aluminum foil tape, after the end cover 21 is screwed down by a worker, the distance between the placing seat 14 and the end cover 21 is greater than the height of the aluminum foil tape, and the rotation of the aluminum foil tape is not affected under the effect of limiting the position of the aluminum foil tape.

In a further embodiment of the present invention, a support frame 22 is further slidably disposed on the working platform 1, and the support frame 22 is configured to: the sliding path of the support frame 22 passes through the end of the rotating shaft 2 and can slide away from the rotating shaft 2 in the radial direction of the rotating shaft 2, specifically, the upper surface of the workbench 1 is provided with a second chute with a T-shaped structure, the bottom of the support frame 22 is of a T-shaped structure, the support frame 22 slides in the second chute, the top of the support frame 22 is provided with a second circular through hole, the center of the second circular through hole is on the axis of the rotating shaft 2, the diameter of the second circular through hole is larger than that of the rotating shaft 2, when a worker moves the support frame 22, one end of the rotating shaft 2 can be inserted into the second circular through hole on the support frame 22, preferably, the diameter of the second circular through hole is 0.3mm to 0.6mm larger than the diameter of the rotating shaft 2 (hereinafter, this value is referred to as a third value), if the third value is too large, the support frame 22 cannot support one end of the rotating shaft 2, if the third value is too small, the rotating shaft 2 is difficult to be inserted into the second circular through hole on the support frame 22, the support frame 22 is used for supporting one end of the rotating shaft 2 when the rotating shaft 2 rotates, the shaking of the rotating shaft 2 is reduced, the rotating shaft 2 rotates more stably, moreover, a position on the workbench 1 far away from the rotating shaft 2 is also provided with an avoiding groove, the avoiding groove and the position of the rotating shaft 2 are not overlapped in the radial direction of the rotating shaft, the avoiding groove is communicated with the second sliding groove, the support frame 22 can slide to the avoiding groove, a worker slides the support frame 22 to the avoiding groove when penetrating a hard corrugated pipe, the situation that the setting of the support frame 22 influences the worker to penetrate the hard corrugated pipe into the rotating shaft 2 is avoided, preferably, one side of the workbench 1 is screwed with a threaded rod 23, one end of the threaded rod 23 is abutted against one side of the support frame 22, the threaded rod 23 is used for abutting against the support frame when the support frame 22 supports one end of the rotating shaft 2, prevent that support frame 22 from rocking, the other end rigid coupling of threaded rod 23 has a handle, and the staff of being convenient for rotates threaded rod 23.

In still another embodiment of the present invention, further, the switch of the driving motor 3 and the switch of the electromagnet 5 are integrated into an integrated switch, the integrated switch includes a time-delay trigger mechanism, the time-delay trigger mechanism includes a trigger box 24 disposed on the working platform 1, one side of the inner wall of the trigger box 24 is provided with a first switch 25 and a second switch 26, the first switch 25 is used for controlling the driving motor 3, the second switch 26 is used for controlling the electromagnet 5, the bottom of the inner wall of the trigger box 24 is slidably provided with a first rack 27 and a second rack 28, the first rack 27 can trigger the first switch 25 at a certain position in the sliding path, the second rack 28 can trigger the second switch 26 at a certain position in the sliding path, the interior of the trigger box 24 is rotatably provided with a rotating rod 29, the peripheral side of the rotating rod 29 is fixedly provided with a first incomplete gear 30 and a second incomplete gear 31, the first incomplete gear 30 and the second incomplete gear 31 are arranged in a staggered manner, the first incomplete gear 30 is meshed with the first rack 27, the second incomplete gear 31 is meshed with the second rack 28, when the rotating rod 29 rotates, the first incomplete gear 30 and the second incomplete gear 31 rotate along with the rotating rod, the second incomplete gear 31 is firstly meshed with the second rack 28 and enables the second rack 28 to trigger the second switch 26, so that the electromagnet 5 is started, then the rotating rod 29 is operated to continue to rotate, the first incomplete gear 30 is meshed with the first rack 27 and enables the first rack 27 to trigger the first switch 25, so that the driving motor 3 is started, the driving motor 3 drives the rotating shaft 2 to rotate, the electromagnet 5 can be started firstly and then the driving motor 3 can be driven only by one time delay triggering mechanism, so that the operation is convenient, specifically, the bottom of the inner wall of the triggering box 24 is provided with a third chute with two T-shaped structures, the bottoms of the first incomplete gear 30 and the first rack 27 are both in a T-shaped structure and respectively slide in two third sliding grooves, one end of the rotating rod 29 is fixedly connected with a rotating handle, which is convenient for a worker to rotate the rotating rod 29, the device further comprises two second elastic members, the two second elastic members are respectively positioned between the first switch 25 and the first rack 27, between the second switch 26 and the second rack 28, after the stroke of meshing the first incomplete gear 30 and the second incomplete gear 31 with the first rack 27 and the second rack 28 respectively is finished, the first rack 27 and the second rack 28 are driven to reset through the elastic force of the second elastic members, specifically, one ends of the two second elastic members are fixedly connected with one side of the inner wall of the trigger box 24 (the two second elastic members are respectively positioned below the first switch 25 and the second switch 26), the other ends of the two second elastic members are fixedly connected with one side of the first rack 27 and one side of the second rack 28 (the second elastic member positioned below the first switch 25 is fixedly connected with the first rack 27, a second elastic member located below the second switch 26 is fixedly connected to the second rack 28), preferably, the second elastic member is a second spring 32, a triggering column 33 is fixedly connected to one side of the first rack 27 and one side of the second rack 28 (the side close to the first switch 25 and the second switch 26), and the two triggering columns 33 respectively trigger the first switch 25 and the second switch 26.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a wind of aluminium foil bellows that passively expandes, includes a workstation, its characterized in that still includes:

the rotating shaft is arranged on the workbench;

the driving motor is used for driving the rotating shaft to rotate;

the rotating assemblies are sequentially arranged on the rotating shaft along the axis direction of the rotating shaft, each rotating assembly comprises a plurality of rotating rods, the end part of each rotating rod is rotatably connected to the outer wall of the rotating shaft, and the rotating centrifugal force of the rotating shaft drives the rotating rods to swing;

the sliding of workstation is provided with a support frame, the support frame is assembled to be: the sliding path of the support frame passes through the end part of the rotating shaft and can slide away from the rotating shaft in the radial direction of the rotating shaft, a second sliding groove of a T-shaped structure is formed in the upper surface of the workbench, the bottom of the support frame is of the T-shaped structure, the support frame slides in the second sliding groove, a second circular through hole is formed in the top of the support frame, the circle center of the second circular through hole is located on the axis of the rotating shaft, the diameter of the second circular through hole is larger than that of the rotating shaft, an avoiding groove is further formed in the position, far away from the rotating shaft, of the workbench, the avoiding groove and the rotating shaft are not overlapped in the radial direction of the rotating shaft, and the avoiding groove is communicated with the second sliding groove;

the device also comprises electromagnets, wherein each electromagnet is arranged in one-to-one correspondence with each rotating rod, and first permanent magnets are arranged on the rotating rods and are matched with the electromagnets in one-to-one correspondence;

the sliding contact line assembly comprises a sliding ring and a sliding contact piece, the sliding ring is fixedly connected on the workbench and is connected with a power supply, the sliding contact piece is fixedly connected on the peripheral side of the rotating shaft and is electrically connected with the electromagnet, and the sliding ring is electrically connected with the sliding contact piece in a sliding manner;

the sealing device is characterized by further comprising a sealing assembly, the sealing assembly comprises an insulating cylinder body fixedly connected to the workbench, the insulating cylinder body is sleeved on the end portion of the rotating shaft, two ends of the insulating cylinder body are connected with the rotating shaft through sealing bearings, and the guide sliding ring is fixedly connected to the inner wall of the insulating cylinder body.

2. The winding device according to claim 1, further comprising:

3. The winding device according to claim 2, further comprising a transmission mechanism, wherein the driving motor drives the lead screw to rotate through the transmission mechanism.

4. The winding device according to claim 2, wherein the placing mechanism further comprises a placing seat, a first sliding groove is arranged on the working table, and the placing seat is slidably connected in the first sliding groove.

5. The winding device according to claim 3, wherein the transmission mechanism comprises a first chain wheel, a second chain wheel and a chain, two ends of the chain are respectively engaged with the first chain wheel and the second chain wheel, the first chain wheel is mounted on an output shaft of the driving motor, and the second chain wheel is fixedly sleeved at one end of the traction screw.

6. The winding device according to claim 2, further comprising a straight rod and an intermediate connecting member, wherein the straight rod is arranged in parallel with the traction screw rod, one end of the intermediate connecting member is slidably sleeved on the straight rod, and the other end of the intermediate connecting member is fixedly connected with the traction member.

7. The winding device according to claim 2, wherein the end of the placing rod is detachably provided with an end cap having a diameter larger than that of the central hole of the aluminum foil tape.