CN219193910U

CN219193910U - Automatic overwinding and lifting device

Info

Publication number: CN219193910U
Application number: CN202320775677.7U
Authority: CN
Inventors: 沈宏伟; 毛宏畅
Original assignee: Broadenwin Machinery Jiangsu Co ltd
Current assignee: Broadenwin Machinery Jiangsu Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-06-16
Anticipated expiration: 2033-04-10

Abstract

The utility model relates to an automatic overwinding supporting device which comprises a frame, an overwinding executing mechanism and a material locking mechanism, wherein the overwinding executing mechanism is arranged on the frame; the material preparation guide rail is provided with a first feeding induction device; the overwinding executing mechanism comprises an overwinding executing cylinder, a connecting part, a guide wheel and a connecting seat; the material locking mechanism comprises a material locking cylinder, a material locking hook, a second feeding sensing device and a connecting shaft. The utility model has the advantages that: (1) By arranging the feeding induction equipment to be linked with the air cylinder, the feeding, locking and belt wrap angle adjustment work is automatically realized, and the unreeling automation and the accuracy are improved; (2) The height position of the belt guide wheel is adjusted according to the position of the coiled material through simple cylinder transmission, the height of the guide wheel is reduced, the coiled material can be ensured to be smoothly conveyed to the unreeling station, and the guide wheel is prevented from being blocked; the guide wheel rises in height, the wrap angle of the belt and the coiled material is adjusted according to the coiled material rolling diameter, the optimal friction force is provided for unreeling the coiled material, the structure is simple, and the manufacturing cost is low.

Description

Automatic overwinding and lifting device

Technical Field

The utility model relates to the technical field of coiled material unreeling auxiliary equipment, in particular to an automatic overwinding supporting device.

Background

Under the promotion of equipment automation, intelligent development, cut equipment also need to develop automaticly, on the production line, the coiled material that the rolling was accomplished will directly promote to cut on the unreeling device, improves the continuity that the coiled material rolling of production line, unreels, cuts. Unreeling prior to slitting is typically performed by belt friction with the web. Because coiled material general roll diameter is great, in order to ensure that the coiled material moves smoothly to unreeling station, prevent coiled material screens, the height that sets up of belt guide pulley is lower, and lower belt guide pulley has caused the belt for the less problem of wrap angle of coiled material, leads to belt transmission inefficiency, and the wrap angle is too little under the large tension condition of unreeling, and the belt also can take place to skid, leads to unreeling too slowly even be difficult to unreel. If the wrap angle of the belt and the coiled material is required to be increased, the position of the belt guide wheel needs to be increased, and the position of the belt guide wheel is increased, so that the conveying of the coiled material is influenced.

Therefore, further improvements to the unwind apparatus prior to slitting of the web are needed to address the above-described issues.

Disclosure of Invention

The utility model aims to provide an automatic over-rolling supporting device which can adjust the wrap angle of a belt and a coiled material according to the coiled diameter of the coiled material and the actual unreeling requirement so as to adjust the belt transmission effect.

In order to achieve the aim of the utility model, an automatic overwinding supporting device is provided, which comprises a frame, an overwinding executing mechanism and a material locking mechanism;

the rack comprises a feeding guide rail and a material preparation guide rail, wherein the material preparation guide rail is provided with a mounting groove, and the mounting groove is provided with a first feeding induction device;

the overwinding executing mechanism comprises an overwinding executing cylinder, a connecting part, a guide wheel and a connecting seat; the cylinder body of the overwinding execution cylinder is hinged with the frame, the piston head of the overwinding execution cylinder is connected with the connecting part, and one end of the connecting part is rotationally connected to the frame through the connecting seat; the other end of the connecting component is connected with the guide wheel;

the material locking mechanism is positioned at the end part of the feeding guide rail; the material locking mechanism comprises a material locking cylinder, a material locking hook, a second feeding sensing device and a connecting shaft; the cylinder body of the material locking cylinder is connected with the frame, the piston head of the material locking cylinder is connected with one end of the material locking hook, and the middle part of the material locking hook is connected with the frame through the connecting shaft; the second feeding induction device is positioned on the inner side of the frame.

As a further improvement of the utility model, the connecting component comprises a cross beam and two rotating rods, the cross beam is positioned between the two rotating rods, the guide wheel is clamped between the two rotating rods, and the end parts of the two rotating rods are rotatably connected to the frame through the connecting seat.

Further, both sides of the connecting part are connected with the overwinding executing cylinder.

Further, the overwinding executing mechanism further comprises a limit screw, a limit plate is arranged at the end part of the connecting part, a limit hole is formed in the end part of the limit plate, and the limit screw penetrates through the limit hole.

Preferably, the stock guide is provided with a groove, and the groove is located above the mounting groove.

According to the automatic over-rolling supporting device, when the shaft heads of coiled materials are conveyed to the first feeding sensing device on the material preparation guide rail, the first feeding sensing device senses feeding and then sends a signal to the terminal, the air is discharged to the over-rolling execution cylinder, the over-rolling execution cylinder retracts the shrinkage head of the over-rolling execution cylinder, so that the connecting part rotates, the height of the guide wheel is lowered, the coiled materials are prevented from being blocked by the guide wheel due to overlarge coiling diameter, the coiled materials cannot smoothly enter the unreeling station, the guide wheel can be lowered to a proper height for the coiled materials to enter the belt through the over-rolling execution cylinder, and meanwhile, the coiled materials start to enter the unreeling station along the feeding guide rail and are contacted with the belt; after the coiled material smoothly enters the unreeling station, the shaft head moves to a material locking mechanism, a second feeding sensing device senses and transmits a terminal feeding signal, air is simultaneously fed to a material locking cylinder, a piston head of the material locking cylinder stretches out, a material locking hook rotates by taking a connecting shaft as a fulcrum, a hook head of the material locking hook rotates upwards, and the shaft head of the coiled material is locked in the material locking hook, so that the coiled material is prevented from horizontally moving during unreeling; the air inlet of the overwinding execution cylinder is carried out, and the guide wheel rises along with the rotation of the connecting part, so that the coating angle of the belt and the coiled material is adjusted, and the friction force of the belt and the coiled material is kept at the optimal unreeling value.

Compared with the prior art, the overwinding automatic supporting device has the advantages that:

(1) By arranging the feeding induction equipment to be linked with the air cylinder, the feeding, locking and belt wrap angle adjustment work is automatically realized, and the unreeling automation and the accuracy are improved;

(2) The height position of the belt guide wheel is adjusted according to the position of the coiled material through simple cylinder transmission, the height of the guide wheel is reduced, the coiled material can be ensured to be smoothly conveyed to the unreeling station, and the guide wheel is prevented from being blocked; the guide wheel rises in height, the wrap angle of the belt and the coiled material is adjusted according to the coiled material rolling diameter, the optimal friction force is provided for unreeling the coiled material, the structure is simple, and the manufacturing cost is low.

Drawings

FIG. 1 is a schematic view of a roll-down state of a guide wheel of an automatic overwinding device before a roll enters an unreeling station;

FIG. 2 is a schematic diagram showing a locked state of an automatic over-roll lifting device after a coiled material enters an unreeling station;

FIG. 3 is a schematic view of a lifting state of a guide wheel after a coiled material of an automatic over-rolling lifting device enters an unreeling station;

FIG. 4 is a side view of an automatic over-wrap lifting device;

FIG. 5 is a schematic view of the mounting location of the first feed sensing device;

FIG. 6 is a schematic diagram of an overwinding actuator;

FIG. 7 is a schematic diagram of an overwinding actuator;

FIG. 8 is a schematic diagram of a material locking mechanism;

FIG. 9 is a schematic view of a second feed sensing device in place;

FIG. 10 is a schematic illustration of the belt and web coating condition prior to lifting of the guide wheel;

FIG. 11 is a schematic illustration of the belt and web coating condition after the guide wheel is lifted.

Detailed Description

The utility model is further described below with reference to the drawings and specific examples.

As shown in fig. 1-3, the automatic overwinding supporting device comprises a frame 1, an overwinding executing mechanism 2 and a material locking mechanism 3;

as shown in fig. 4 to 5, the frame 1 comprises a feeding guide rail 11 and a material preparation guide rail 12, wherein the material preparation guide rail 12 is provided with a mounting groove 121, and the mounting groove 121 is provided with a first feeding sensing device 122;

preferably, the stock guide 12 is provided with a groove 122, and the groove 122 is located above the mounting groove 121, so that when the spindle nose 41 of the coiled material 4 slides across the stock guide 12, the first feeding sensing device 122 can sense the signal passed by the spindle nose 41, and the spindle nose 41 is prevented from moving too fast, so that the first feeding sensing device 122 senses failure.

As shown in fig. 6 to 7, the overwinding executing mechanism 2 comprises an overwinding executing cylinder 21, a connecting part 22, a guide wheel 23 and a connecting seat 24; the cylinder body of the overwinding execution cylinder 21 is hinged with the frame 1, the piston head of the overwinding execution cylinder 21 is connected with the connecting part 22, and one end of the connecting part 22 is rotationally connected with the frame 1 through the connecting seat 24; the other end of the connecting part 22 is connected with a guide wheel 23;

when the coiled material 4 enters the unreeling station, the piston head of the unreeling execution cylinder 21 stretches out to enable the connecting part 22 to be lifted, as shown in fig. 10-11, fig. 10 is a state that the guide wheel 23 is not lifted, fig. 11 is a state that the guide wheel 23 is lifted, and the belt 5 on the guide wheel 23 changes the wrap angle with the coiled material 4 along with the rotation of the connecting part 22, so that the aim of adjusting the friction force between the belt 5 and the outer surface of the coiled material 4 is fulfilled.

The connecting part 22 comprises a cross beam 221 and two rotating rods 222, the cross beam 221 is positioned between the two rotating rods 222, the guide wheel 23 is clamped between the two rotating rods 222, and the end parts of the two rotating rods 222 are rotatably connected to the frame 1 through the connecting seat 24. The cross members 221 strengthen the structural strength and load bearing capacity of the connecting member 22.

The overwinding execution cylinder 21 is connected to both sides of the connecting member 22. The connection member 22 is rotated about the connection seat 24 as a fulcrum by the overwinding execution cylinder 21 acting on both sides on the connection member 22. Since the guide wheel 23 is lifted for a long time during unreeling, a strong supporting force of the overwinding execution cylinder 21 is required. The mounting position of the overwinding actuating mechanism 2 is close to the ground, the larger-sized cylinders are difficult to mount, the stroke precision of the piston heads of the overwinding actuating mechanism is insufficient to meet the lifting of the guide wheels 23, and two smaller-sized cylinders are selected, so that the problem of limitation of mounting space can be solved, and the supporting capacity and stability of the connecting part 22 to the belt 5 can be further enhanced by the action mode of the double cylinders.

Preferably, the overwinding executing mechanism 2 further comprises a limit screw 26, the end part of the connecting part 22 is provided with a limit plate 25, the end part of the limit plate 25 is provided with a limit hole 251, and the limit screw 26 penetrates through the limit hole 251. After the overwinding execution cylinder 21 lifts one end of the connecting part 22 connected with the guide wheel 23, the end of the limit screw 26 positioned at the other end of the connecting part 22 can prop against the bottom of the frame 1 due to the lever principle, so that the lifting range of the guide wheel 23 is limited, the coating angle of the belt 5 and the coiled material 4 is adjusted, and the friction force between the belt 5 and the coiled material 4 is ensured to be optimal.

As shown in fig. 8-9, the lock mechanism 3 is located at the end of the feed rail 11; the material locking mechanism 3 comprises a material locking cylinder 31, a material locking hook 32, a second feeding sensing device 33 and a connecting shaft 321; the cylinder body of the material locking cylinder 31 is connected with the frame 1, the piston head of the material locking cylinder 31 is connected with one end of the material locking hook 32, and the middle part of the material locking hook 32 is connected with the frame 1 through a connecting shaft 321; the second feeding sensing means 33 is located inside the frame 1.

Wherein, the first feeding sensing device 122 and the second feeding sensing device 33 are both photoelectric sensors.

According to the automatic over-rolling supporting device, when the shaft heads 41 of coiled materials 4 are conveyed to the first feeding sensing device 122 on the material preparation guide rail 12, the first feeding sensing device 122 senses feeding and then sends a signal to a terminal, firstly, the over-rolling execution cylinder 21 is deflated, the over-rolling execution cylinder 21 retracts the shrinkage head of the over-rolling execution cylinder, the connecting part 22 rotates, the height of the guide wheel 23 is lowered, the coiled materials 4 are prevented from being blocked by the guide wheel 23 due to overlarge rolling paths and cannot smoothly enter an unreeling station, the guide wheel 23 can be lowered to a proper height for the coiled materials 4 to enter the belt 5 through the over-rolling execution cylinder 21, and meanwhile, the coiled materials 4 start to enter the unreeling station along the feeding guide rail 11 and are contacted with the belt 5 as shown in fig. 1; as shown in fig. 2, after the coiled material 4 smoothly enters the unreeling station, the shaft head 41 moves to the material locking mechanism 3, a terminal feeding signal is sensed and transmitted by the second feeding sensing device 33, air is simultaneously fed to the material locking cylinder 31, the piston head of the material locking cylinder 31 stretches out, the material locking hook 32 rotates by taking the connecting shaft 321 as a fulcrum, the hook head of the material locking hook 32 rotates upwards, the shaft head 41 of the coiled material 4 is locked in the material locking hook 32, and the horizontal movement of the coiled material 4 during unreeling is avoided; as shown in fig. 3, the over-winding performing cylinder 21 is charged with air, and the guide wheel 23 is raised with the rotation of the connecting member 22, thereby adjusting the coating angle of the belt 5 and the coil 5, i.e., maintaining the friction force of the belt 5 and the coil 5 at the optimal value for unwinding.

While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the embodiments described above, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present utility model, and these are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims

1. The automatic overwinding supporting device is characterized by comprising a frame, an overwinding executing mechanism and a material locking mechanism;

2. An automatic overwinding and lifting device according to claim 1, wherein the connecting part comprises a cross beam and two rotating rods, the cross beam is positioned between the two rotating rods, the guide wheel is clamped between the two rotating rods, and the end parts of the two rotating rods are rotatably connected to the frame through the connecting seat.

3. An automatic overwinding device according to claim 1 or 2, wherein the overwinding execution cylinder is connected to both sides of the connecting member.

4. An automatic overwinding device according to claim 1 or 2, wherein the overwinding executing mechanism further comprises a limit screw, a limit plate is arranged at the end of the connecting part, a limit hole is arranged at the end of the limit plate, and the limit screw passes through the limit hole.

5. An automatic overwinding device according to claim 1, wherein the stock guide is provided with a recess above the mounting slot.