CN218057794U

CN218057794U - Non-stop unreeling tail grabbing device

Info

Publication number: CN218057794U
Application number: CN202222188900.6U
Authority: CN
Inventors: 於金华; 刘言社; 车文春; 丁学伟; 任锋杰; 陈堃
Original assignee: Zhejiang Weigang Technology Co ltd
Current assignee: Zhejiang Weigang Technology Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-12-16
Anticipated expiration: 2032-08-19

Abstract

The utility model relates to a do not shut down and unreel and grab tail device, including setting up compression roller and the brake roll on the support frame, the compression roller rotates the setting on the support frame respectively with the brake roll, and the compression roller configuration is in one side of brake roll, and compression roller and the mutual parallel arrangement of brake roll are the punishment in advance passageway between compression roller and the brake roll, and the brake roll is connected with arresting gear. The old material is clamped by the matching of the brake roller and the compression roller to advance, the old material can still be normally pulled to advance after being separated from the unreeling shaft, so that when the material is received, the old material does not need to be unreeled to provide damping and tension, the brake roller and the compression roller provide damping and tension, the material is more smoothly received, the tail part of the old material can advance and is relatively close to a material receiving position, the tail part of the old material is positioned on the unreeling shaft to be received, the old material is more fully utilized, and excessive waste is avoided when the material is cut away.

Description

Non-stop unreeling tail grabbing device

Technical Field

The utility model relates to a do not shut down unreel and connect material in the material to grab tail device.

Background

Continuous roll material is through unreeling output feed, often be applied to in the production line in a great deal of fields such as printing, tectorial membrane, cut, continuous roll material can unreel output feed at not shut down unwinding equipment, generally not shut down unwinding equipment has two unreel axle (supply new material and old material respectively to place) and carry out alternate use, and carry out storage and blowing through its storage frame (including the floating support that is furnished with the floating roll), when new and old material is connecing the material in-process, supply with the material to the host computer (like production facility such as printing machine or laminating machine or cutting machine) by the storage frame, realize not shutting down and unreel the feed, the host computer need not to stop. Wherein connect new and old material by receiving mechanism in not shutting down unreeling equipment, when putting the epaxial old material of spool promptly and will using up, put epaxial new material interconnect with another through receiving mechanism, the butt joint or the lapped receiving mechanism that is connected old material and new material is more, also comparatively ripe, no longer gives unnecessary details.

However, when the material is received at present, the old material is still connected to the unreeling shaft, otherwise, under the condition that the old material is separated from the unreeling shaft, the tail of the old material loses tension, the tail of the old material will float, and the material cannot be received smoothly. Therefore, when the material is received, the tail part (namely the material tail) of the old material is connected to the unreeling shaft, and a part of the old material between the unreeling shaft and the material receiving station is cut off in the material receiving process, so that the waste of the part of the material is caused, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

In view of the technical problem who exists among the background art, the utility model aims at providing a can unreel without shutting down of more make full use of material in the equipment of unreeling without shutting down and grab tail device.

In order to solve the technical problem, the utility model discloses a following technical scheme: unreel without shut down and grab tail device, including setting up compression roller and the brake roll on the support frame, its characterized in that: the compression roller and the brake roller are respectively arranged on the support frame in a rotating mode, the compression roller is arranged on one side of the brake roller, the compression roller and the brake roller are arranged in parallel, a material passing channel is arranged between the compression roller and the brake roller, and the brake roller is connected with the brake device. The old material is clamped by the matching of the brake roller and the compression roller to advance, the old material can still be normally pulled to advance after being separated from the unreeling shaft, so that when the material is received, the old material does not need to be unreeled to provide damping and tension, the brake roller and the compression roller provide damping and tension, the material is more smoothly received, the tail part of the old material can advance and is relatively close to a material receiving position, the tail part of the old material is positioned on the unreeling shaft to be received, the old material is more fully utilized, and excessive waste is avoided when the material is cut away.

The following optimization or supplementary explanation can be performed on the technical scheme.

For example, the brake device comprises a magnetic powder brake, a brake roller is connected with a brake shaft in a transmission manner, and the brake shaft is connected with the magnetic powder brake.

Or for example, arresting gear is equipped with the installation axle including brake disc and friction disc on the support frame, be equipped with first bearing between brake roller and the installation axle, and the one end at the brake roller is connected to the brake disc, and the friction disc is connected on the installation axle, and the friction disc leans on the setting mutually with the brake disc.

And optimizing, wherein the support frame is provided with a track, the track is provided with a moving block, the mounting shaft is arranged on the moving block, and the moving block is in transmission connection with the moving driving device.

Further optimize, install the epaxial mount pad that sets up of axle, the friction disc is installed on the mount pad, and the mount pad is at the epaxial axial slip setting of installation, installs the epaxial screw thread portion that has of axle, is furnished with adjusting nut on the screw thread portion, and adjusting nut is located the outside of mount pad, still is equipped with first spring between adjusting nut and the mount pad.

The first spring sleeve is arranged on the mounting shaft in a sleeved mode, an axial sliding groove is formed in the mounting shaft, an anti-rotation screw is arranged on the mounting seat, and the end portion of the anti-rotation screw is arranged in the axial sliding groove.

The beneficial effects of the utility model are that, this do not shut down unreel and grab among the tail device, can let unreel the epaxial old material of spool and unreel the brake roller and the compression roller cooperation that grab the tail device and carry the gos forward by should not shut down after breaking away from completely, let old material still can normally be pulled and go forward after breaking away from unreeling the axle, make when connecing the material, old material need not to unreel the axle and provides damping and tension, provide damping and tension by brake roller and compression roller, make and connect the material more smooth, and the afterbody of old material (material tail promptly) breaks away from unreeling the axle, the afterbody of old material can go forward and be close to relatively and connect the material position, the afterbody that is compared in old material is in to unreel the axle and connects the material, old material is more fully utilized, avoid too much extravagant.

Therefore, compared with the prior art, the utility model has substantive characteristics and progress.

Drawings

The following describes details and operational principles of embodiments and examples of the present invention with reference to the drawings.

Fig. 1 is the structure schematic diagram of the non-stop unreeling and tail grabbing device in the non-stop unreeling device of the utility model.

Fig. 2 is the utility model discloses in not shutting down unreel grab tail device's schematic structure diagram.

In the figure: 1. an unwinding mechanism; 2. a material receiving mechanism; 3. a material storage rack; 4. a first unreeling shaft; 5. a second unreeling shaft; 6. a first bearing; 7. a floating mount; 8. unreeling and grabbing the tail device without stopping the machine; 9. a compression roller; 10. a brake roller; 11. a support frame; 12. a brake disc; 13. a friction plate; 14. a track; 15. a moving block; 16. installing a shaft; 17. a movement driving device; 18. a mounting base; 19. adjusting the nut; 20. a first spring; 21. an anti-rotation screw; 22. a tailings detection sensor; 23. tailings detection device.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to the attached drawing 1, the non-stop unwinding device includes an unwinding mechanism 1, a receiving mechanism 2 and a storage rack 3. The unwinding mechanism 1 comprises a first unwinding shaft 4 and a second unwinding shaft 5, and continuous winding materials are placed on the first unwinding shaft 4 and the second unwinding shaft 5, wherein the materials in an unwinding state are old materials, and the materials waiting for receiving materials to unwind are new materials. The material receiving mechanism 2 comprises a cutter, materials are cut off through the cutter so as to be convenient to receive the materials, and the cutter can adopt a straight cutter or a hob cutter and the like. The storage rack 3 comprises a floating support 7, the floating support 7 is usually provided with floating rollers which are matched with fixed rollers on the storage rack 3 to store materials and release the materials, and the floating support 7 moves back and forth in a generally linear or swinging mode. The utility model discloses to receiving mechanism 2, storage frame 3 and unwinding mechanism 1's improvement, receiving mechanism 2, storage frame 3 and unwinding mechanism 1's technique is also comparatively ripe, no longer gives unnecessary details. The utility model discloses a material that more make full use of unreeled has designed not shut down and has unreeled and grab tail device 8, can unreel without shut down and grab tail device 8 and set up between unwinding mechanism 1 and receiving mechanism 2.

The tail unwinding and grabbing device 8 comprises a press roller 9 and a brake roller 10, wherein the press roller 9 and the brake roller 10 are arranged on a support frame 11, the support frames 11 can be independently configured, the support frame 11 can be shared, the press roller 9 and the brake roller 10 are respectively arranged on the support frame 11 in a rotating mode, the support frame 11 is used for supporting and installing the press roller 9 and the brake roller 10, the press roller 9 and the brake roller 10 can rotate, and corresponding bearings can be arranged to facilitate smooth rotation; the compression roller 9 is arranged on one side of the brake roller 10, the compression roller 9 and the brake roller 10 are arranged in parallel, a material passing channel is formed between the compression roller 9 and the brake roller 10, continuous roll materials such as films, paper and the like pass through the material passing channel, so that the continuous roll materials are pulled to advance, the brake roller 10 is connected with a brake device, the brake device provides braking force to the brake roller 10, the compression roller 9 presses on the brake roller 10 and clamps the continuous roll materials between the compression roller 9 and the brake roller 10 (located in the material passing channel), and due to the existence of the braking force of the brake roller 10, the brake roller 10 is braked in the rotating process, so that the clamped continuous roll materials are damped and tensioned.

The new material and the old material (both are continuous materials) are respectively placed on respective unreeling shafts, the old material is in an unreeling state, the new material is in a state of waiting for receiving material so as to be subsequently unreeled, wherein the continuous materials are drawn out from the respective unreeling shafts and distributed into the non-stop unreeling tail grabbing device 8, the continuous materials pass through a material passing channel of the non-stop unreeling tail grabbing device 8, the passed materials enter the material receiving mechanism 2 so as to receive the new and old materials in the material receiving mechanism 2, the materials going out from the material receiving mechanism 2 enter the material storage rack 3 (namely the material storage mechanism), and the materials output by the material storage rack 3 can be supplied to a host machine (various host machines such as a printing machine, a laminating machine, a splitting machine or a machine set). The brake roller 10 of the unreeling tail grabbing device 8 is matched with the compression roller 9 to clamp and roll continuous rolling materials passing through a material passing channel, the continuous rolling materials are clamped to advance, braking force is provided for the brake roller 10 through the brake device, due to the existence of the braking force of the brake roller 10, the brake roller 10 is braked in the rotating process, the compression roller 9 is matched to feed the braking force back to the continuous rolling materials, so that the clamped continuous rolling materials are damped and tensioned, old materials can be completely separated from an unreeling shaft placed on the old materials, namely, the tail portions (material tails) of the old materials can be separated from the unreeling shaft, the unreeling shaft is not required to provide damping and tension for the old materials, the old materials are matched with the compression roller 9 through the brake roller 10 to provide damping and tension, the old materials can be in a flat, unfolded and tensioned state when being connected, the material receiving is smoother, the old materials are completely separated from the unreeling shaft, the tail portions of the old materials are close to the brake roller 10 and the compression roller 9, the old materials are more fully utilized, and excessive waste is avoided.

This do not shut down unreel grab tail device 8 in, can let unreel the epaxial old material of spool and unreel the brake roller 10 and the cooperation of compression roller 9 of grabbing tail device 8 and carry and go forward by not shutting down after breaking away from completely, when making and connect the material, old material need not to unreel the spool and provides damping and tension, provide damping and tension by brake roller 10 and compression roller 9, make and connect the material more smoothly, and the afterbody (the material tail promptly) of old material breaks away from unreeling the spool, the afterbody of old material can go forward and be close to relatively and connect the material position, the afterbody of comparing in old material is in unreeling epaxially and connects the material, old material is more fully utilized, avoid too much extravagant.

The following optimization or further explanation can be made on the basis of the above embodiment.

The brake device can be constructed in various manners, such as a manner of using the brake disc 12 and the friction plate 13 or a manner of using a magnetic powder brake.

For example, the braking device includes a brake disc 12 and a friction plate 13, a mounting shaft 16 is provided on the support frame 11, a first bearing 6 is provided between the brake roller 10 and the mounting shaft 16 so that the brake roller 10 smoothly and stably rotates on the mounting shaft 16, the brake disc 12 is connected to one end of the brake roller 10, the brake disc 12 rotates together with the brake roller 10, the friction plate 13 is connected to the mounting shaft 16, the friction plate 13 is arranged against the brake disc 12, and the friction plate 13 and the brake disc 12 rub against each other to generate a braking force when rotating relatively. During the rotation of the brake roller 10 on the mounting shaft 16, the brake disc 12 on the brake roller 10 will be in a friction state with the friction plate 13 on the mounting shaft 16, so that the brake roller 10 has a braking force.

Preferably, the support frame 11 has a track 14 (such as a sliding groove or a sliding rail), the track 14 is provided with a moving block 15, the moving block 15 moves on the track 14, the moving block 15 can stably reciprocate on the support frame 11 along the track 14, and the mounting shaft 16 is arranged on the moving block 15, that is, the mounting shaft 16 is arranged on the support frame 11 through the moving block 15, so that the mounting shaft 16 can move along with the moving block 15 on the support frame 11, wherein the moving block 15 is in transmission connection with a moving driving device 17 (such as a motor or an air cylinder, etc.), the moving driving device 17 drives the moving block 15 to move back and forth on the track 14, so that the position state of the brake roller 10 on the mounting shaft 16 can be switched, the brake roller 10 and the pressure roller 9 can be abutted against each other when receiving needs to be matched, and the brake roller 10 and the pressure roller 9 can be separated under other states (the brake roller 10 can be in a non-rotating state, so as to reduce friction between the friction plate 13 and the brake pad). Preferably, the mounting shaft 16 is provided with a mounting seat 18, the friction plate 13 is mounted on the mounting seat 18, the mounting seat 18 is axially slidably disposed on the mounting shaft 16, that is, the mounting seat 18 can axially slide on the mounting shaft 16 to adjust the position, the mounting shaft 16 is provided with a threaded portion, the threaded portion is provided with an adjusting nut 19, the adjusting nut 19 can rotate on the threaded portion of the mounting shaft 16 to adjust the position, the adjusting nut 19 is located outside the mounting seat 18, a first spring 20 is further arranged between the adjusting nut 19 and the mounting seat 18, the pressure of the first spring 20 can be changed through the position adjustment of the adjusting nut 19, the friction force between the friction plate 13 and the brake disc 12 can be adjusted, and the braking force of the brake roller 10 can be adjusted. In addition, the first spring 20 is sleeved on the mounting shaft 16, so that the mounting is convenient, and the structure is relatively stable; be equipped with the axial spout on the installation axle 16, be equipped with on the mount pad 18 and prevent changeing screw 21, prevent changeing screw 21's tip setting in the axial spout, prevent changeing screw 21 and the spacing cooperation of axial spout, avoid mount pad 18 to rotate relatively on installation axle 16, braking stability is better.

Or for example, the braking device comprises a magnetic powder brake, the magnetic powder brake provides braking force to the brake roller 10, and the existence and the magnitude of the braking force of the brake roller 10 can be controlled; the brake roller 10 is connected with a brake shaft in a transmission way, and the brake shaft is connected with a magnetic powder brake.

For the convenience of automatic operation, a tailing detecting function (such as the tailing detecting sensor 22 and/or the tailing detecting device 23) can be provided, so as to cooperate with the operation of the mobile driving device 17 or the magnetic powder brake to enable the operation to be correspondingly connected (electrically connected, and can be connected through a controller and the like).

Claims

1. Unreel without shut down and grab tail device, including setting up compression roller (9) and brake roller (10) on support frame (11), its characterized in that: the compression roller (9) and the brake roller (10) are respectively arranged on the support frame (11) in a rotating mode, the compression roller (9) is arranged on one side of the brake roller (10), the compression roller (9) and the brake roller (10) are arranged in parallel, a material passing channel is arranged between the compression roller (9) and the brake roller (10), and the brake roller (10) is connected with a brake device.

2. The non-stop unwinding tail-grabbing device according to claim 1, characterized in that: the brake device comprises a magnetic powder brake, the brake roller (10) is connected with a brake shaft in a transmission way, and the brake shaft is connected with the magnetic powder brake.

3. The non-stop unwinding tail-grabbing device according to claim 1, characterized in that: the braking device comprises a brake disc (12) and a friction disc (13), a mounting shaft (16) is arranged on a support frame (11), a first bearing (6) is arranged between the brake roller (10) and the mounting shaft (16), the brake disc (12) is connected to one end of the brake roller (10), the friction disc (13) is connected to the mounting shaft (16), and the friction disc (13) and the brake disc (12) lean against each other.

4. The non-stop unwinding tail-grabbing device according to claim 3, characterized in that: the support frame (11) is provided with a track (14), the track (14) is provided with a moving block (15), a mounting shaft (16) is arranged on the moving block (15), and the moving block (15) is in transmission connection with a moving driving device (17).

5. The non-stop unwinding tail-grabbing device according to claim 3, characterized in that: the mounting shaft (16) is provided with a mounting seat (18), the friction plate (13) is mounted on the mounting seat (18), the mounting seat (18) is axially arranged on the mounting shaft (16) in a sliding mode, a threaded portion is formed in the mounting shaft (16), an adjusting nut (19) is arranged on the threaded portion, the adjusting nut (19) is located on the outer side of the mounting seat (18), and a first spring (20) is further arranged between the adjusting nut (19) and the mounting seat (18).

6. The non-stop unwinding tail-grabbing device according to claim 5, characterized in that: the first spring (20) is sleeved on the mounting shaft (16), an axial sliding groove is formed in the mounting shaft (16), an anti-rotation screw (21) is arranged on the mounting seat (18), and the end portion of the anti-rotation screw (21) is arranged in the axial sliding groove.