CN211034503U

CN211034503U - Stable unwinding device

Info

Publication number: CN211034503U
Application number: CN201922033042.6U
Authority: CN
Inventors: 罗勇; 曹越; 曹建锋
Original assignee: Shanghai Jianda Paper Co ltd
Current assignee: Shanghai Jianda Paper Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-07-17
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses a stabilize unwinding device relates to paper making and unreels technical field, and it includes the base and erects the mounting bracket on the base, the interval is provided with two mounting brackets, two on the base one side that the mounting bracket is close to each other is rotated and is provided with the hold-down head, the mounting bracket still is provided with air-compressing multi-point type stopper in the one side of keeping away from corresponding toper hold-down head, the brake shaft of air-compressing multi-point type stopper and the coaxial fixed of axis of rotation of hold-down head, two the mounting bracket all slides and sets up on the base. The utility model has the advantages of reduce and cause the scattered condition of rolling up of material to take place because of material volume inertia.

Description

Stable unwinding device

Technical Field

The utility model relates to a paper system unreels technique, especially an unwinding device.

Background

At present, in the unreeling process, when a worker unreels coiled materials, the worker often needs to apply an unreeling device.

The existing Chinese patent with the publication number of CN205240830U discloses a complex film unwinding device, which comprises two side plates and a bottom plate, wherein the bottom plate is horizontally arranged, the two side plates are vertically arranged on the bottom plate, one side plate is a fixed plate, the other side plate is a movable plate, the lower end of the movable plate is rotatably connected with the bottom plate, a winding drum is erected between the two side plates, one end of the winding drum is fixedly connected with the fixed plate, the other end of the winding drum is erected on the upper end face of the movable plate, and a locking device for limiting the movement of the movable plate is arranged between the movable plate and the bottom plate.

By adopting the scheme, when the locking device is operated by a worker, the locking device is adjusted firstly, and the movable plate is turned on one side; taking out the winding drum, and sleeving the material roll on the material roll winding drum; then the winding drum is put back, and the movable plate is vertically rotated; and finally, adjusting the locking device to lock the movable plate. However, when the material using device stops operating, the material roll continues to rotate due to the inertia of the winding drum and the material belt roll, and the material roll is easy to be unwound.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model aims to provide an unwinding device brakes the hold-down head with the help of air pressure multiple spot formula stopper, helps reducing and causes the scattered condition of rolling up of material to take place because of material volume inertia.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an unwinding device, includes the base and erects the mounting bracket on the base, the interval is provided with two mounting brackets on the base, two one side that the mounting bracket is close to each other is rotated and is provided with the hold-down head, the mounting bracket still is provided with pneumatics multipoint mode stopper in the one side of keeping away from corresponding hold-down head, the brake shaft of pneumatics multipoint mode stopper is coaxial fixed with the axis of rotation of hold-down head, two the mounting bracket all slides and sets up on the base, the base is provided with and is used for driving two mounting brackets and slides the promotion subassembly that is close to each.

Through adopting above-mentioned technical scheme, in the actual production, the staff adjusts the distance between two mounting brackets with the help of pushing the subassembly to roll up the material reel and compress tightly and install between two pressure heads, then the material equipment begins to transport the material, when the material equipment stops transporting the material, with the help of the air-compressing multipoint formula stopper to the reel braking, help reducing the phenomenon of bulk roll and take place.

The utility model discloses further set up to: first spout has been seted up to the bottom side level of mounting bracket, the base includes the mount and erects the sliding column on the mount, the part embedding of sliding column is in first spout and sliding column and first spout sliding fit, sliding column is last all to be provided with the slide rail along its length direction's of horizontal perpendicular to both sides. And a second sliding groove is formed in the side wall of the first sliding groove, the second sliding groove corresponds to the two sliding rails one to one, and the sliding rails are in sliding fit with the second sliding groove.

Through adopting above-mentioned technical scheme, in actual operation, the staff promotes the mount to slide on the slide rail with the help of promoting the subassembly to promote the mount gliding stability on the slide rail.

The utility model discloses further set up to: the promotion subassembly includes two promotion cylinders, two promotion cylinder and mounting bracket one-to-one, two promotion cylinder sets up respectively in the both sides of the column edge horizontal perpendicular to its length direction of sliding, and two the piston rod of promotion cylinder articulates respectively on the mounting bracket, two the cylinder body of promotion cylinder is fixed on the sliding column, just the direction of the piston motion of promotion cylinder is parallel with the column that slides.

Through adopting above-mentioned technical scheme, promote two mounts and stabilize the slip on the slide rail by promoting the cylinder, promote this stability unwinding device's degree of automation, make things convenient for the mount to slide the operation on the slide rail.

The utility model discloses further set up to: one sides of the two pressing heads, which are close to each other, are arranged in a conical shape.

Through adopting above-mentioned technical scheme, in the actual work, the pyramis by two pressure heads supports into and rolls up the material reel to roll up the material reel and compress tightly between two pressure heads, thereby promote this stability unwinding device and to the different suitability of rolling up the material reel installation of multiple diameter.

The utility model discloses further set up to: and the conical surface of the pressing head is provided with an anti-skid groove.

Through adopting above-mentioned technical scheme, will roll up the material reel and compress tightly and install on the conical surface has seted up the head that compresses tightly of antiskid groove, when the material reel rotates, help reducing the material reel and take place relative pivoted phenomenon between the head with compressing tightly.

The utility model discloses further set up to: the sliding column rotating frame is arranged between the two fixing frames, and a driving assembly used for driving the sliding column to rotate is arranged on one side, deviating from the sliding column, of each fixing frame. The driving assembly comprises a driving cylinder and a connecting frame, the connecting frame is fixed with the shaft of the sliding column, the cylinder body of the driving cylinder is hinged to one side, away from the axis of the sliding column, of the connecting frame, and the piston rod of the driving cylinder is hinged to the fixing frame.

Through adopting above-mentioned technical scheme, the staff is with the help of drive assembly drive slip post and erect two mounting bracket stable rotations on the slip post, when the mounting bracket rotated to being close to the ground, made things convenient for the staff to install the material and rolled up.

The utility model discloses further set up to: the cross section of the sliding column is oval.

Through adopting above-mentioned technical scheme, set up the cross section of sliding column into the ellipse, help guaranteeing the stability of mount at sliding column.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) the air pressure multi-point brake is used for braking and stopping the rotation of the winding drum, so that the phenomenon of loose winding of the material roll is reduced;

(2) promote two mounts and slide on the slide rail through promoting the cylinder to drive the post that slides and drive the mounting bracket rotation by driving actuating cylinder drive, then will roll up the material reel and compress tightly and install on the toper that has seted up the antiskid groove compresses tightly the head, thereby promote this degree of automation who stabilizes unwinding device, help the convenience of material reel installation.

Drawings

Fig. 1 is a schematic view of a shaft measuring device mainly embodying the overall structure of the stable unwinding device in the present embodiment;

FIG. 2 is a schematic view of the base structure according to the present embodiment;

FIG. 3 is a schematic view of the mounting bracket of the present embodiment mainly showing a chute structure;

reference numerals: 1. a base; 11. a fixed mount; 12. sliding the column; 121. a slide rail; 2, mounting a frame; 21. a conical compaction head; 22. a pneumatic multi-point brake; 23. a first chute; 24. a second chute; 25. a fixing plate; 3. a pushing assembly; 31. a push cylinder; 4. a drive assembly; 41. a driving cylinder; 42. and a connecting frame.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Example (b):

referring to fig. 1 and 2, a stable unwinding device is used for unwinding a paper roll more stably. The unwinding device comprises a base 1 and two mounting frames 2 erected on the base 1, wherein the two unwinding devices are arranged on the base 1 at intervals in parallel along the horizontal direction; the pressing heads 21 are respectively rotatably arranged on the sides, close to each other, of the two mounting frames, the conical surfaces of the pressing heads 21 are provided with anti-skidding grooves, and the rotating axes of the two pressing heads 21 are collinear; one side of the mounting frame is fixedly provided with an air compression multi-point brake 22, and a brake shaft of the air compression multi-point brake 22 is coaxially fixed with a rotating shaft of the pressing head 21; the mounting rack is arranged on the base 1 in a sliding manner; the base 1 is provided with a pushing assembly 3 for driving the mounting frames to approach each other. In actual work, a worker can adjust the distance between the two mounting frames by means of the pushing assembly 3, and then the mounting paper roll is tightly mounted between the two pressing heads 21. Finally, the paper tape is pulled by the paper feeding device, and the mounting paper roll is stably unreeled by means of the air pressure multi-point brake 22.

Referring to fig. 3, a first sliding groove 23 is horizontally formed at the bottom side of the mounting frame. The base 1 comprises a fixed frame 11 and a sliding column 12 erected on the fixed frame 11, the cross section of the sliding column 12 is oval, part of the sliding column 12 is embedded into a first sliding groove 23, and the sliding column 12 is in sliding fit with the first sliding groove 23; the sliding column 12 is provided with sliding rails 121 along two sides horizontally perpendicular to the length direction; the side wall of the first sliding groove 24 is provided with a second sliding groove 24, the second sliding groove 24 corresponds to the two sliding rails 121 one by one, and the sliding rails 121 are in sliding fit with the second sliding groove 24.

Referring to fig. 2, the pushing assembly 3 includes two pushing cylinders 31, the two pushing cylinders 31 correspond to the mounting frame 2 one by one, the two pushing cylinders 31 are respectively disposed on two sides of the sliding column 12 along a direction perpendicular to a length direction thereof, piston rods of the two pushing cylinders 31 are respectively hinged to the bottom of the mounting frame, cylinder bodies of the two pushing cylinders 31 are fixed on the sliding column 12, and a movement direction of the piston of the pushing cylinder 31 is parallel to the sliding column 12.

Referring to fig. 1, the sliding column 12 is rotatably mounted on two fixed frames 11, a driving assembly 41 is disposed on one side of any fixed frame 11 away from the sliding column 12, the driving assembly 4 includes a driving cylinder 41 and a connecting frame 42, the connecting frame is fixed to the shaft of the sliding column 12, the cylinder body of the driving cylinder 41 is hinged to the connecting frame 42 on the side away from the axis of the sliding column 12, and the piston rod of the driving cylinder 41 is hinged to the fixed frame 11.

In actual work, a worker retracts a piston rod of the driving cylinder 41 to drive the sliding column 12 and the mounting frame to rotate towards the same side through the connecting frame, so that the mounting frame rotates to a position where paper rolls are convenient to mount; then, the worker pushes the mounting frame to slide on the slide rail 121 by means of the push cylinder 31 to adjust the distance between the two mounting frames, thereby press-mounting the paper roll between the two press heads 21, and restoring the mounting frame to the original position by means of the driving cylinder 41. Finally, the paper tape is pulled by the paper feeding device, and the mounting paper roll is stably unreeled by means of the air pressure multi-point brake 22.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an unwinding device, includes base (1) and erects mounting bracket (2) on base (1), the interval is provided with two mounting bracket (2) on base (1), its characterized in that, two one side that mounting bracket (2) are close to each other rotates and is provided with pressure head (21), the mounting bracket still is provided with pneumatics multiple-point brake (22) in the one side of keeping away from corresponding pressure head (21), the brake shaft of pneumatics multiple-point brake (22) is coaxial fixed with the axis of rotation of pressure head, two the mounting bracket all slides and sets up on base (1), base (1) is provided with and is used for driving two mounting bracket pushing assembly (3) that slide each other and be close to.

2. The unwinding device of claim 1, wherein a first sliding groove (23) is horizontally formed in the bottom side of the mounting frame, the base (1) comprises a fixing frame (11) and a sliding column (12) erected on the fixing frame (11), a part of the sliding column (12) is embedded into the first sliding groove (23) and the sliding column (12) is in sliding fit with the first sliding groove (23), and sliding rails (121) are arranged on the sliding column (12) along two sides horizontally perpendicular to the length direction of the sliding column;

a second sliding groove (24) is formed in the side wall of the first sliding groove (23), the second sliding groove (24) corresponds to the two sliding rails (121) one by one, and the sliding rails (121) are in sliding fit with the second sliding groove (24).

3. The unwinding device of claim 1, wherein the pushing assembly (3) comprises two pushing cylinders (31), two pushing cylinders (31) are in one-to-one correspondence with the mounting frame (2), two pushing cylinders (31) are respectively arranged on two sides of the sliding column (12) along a direction perpendicular to the length direction of the sliding column, piston rods of the two pushing cylinders (31) are respectively hinged to the mounting frame, cylinder bodies of the two pushing cylinders (31) are fixed on the sliding column (12), and the direction of movement of the pistons of the pushing cylinders (31) is parallel to the sliding column (12).

4. Unwinding device according to claim 1, characterised in that the sides of the two pressing heads (21) close to each other are arranged conically.

5. Unwinding device according to claim 1, characterised in that the conical surface of the pressing head (21) is provided with anti-slip grooves.

6. Unwinding device according to claim 2, wherein the sliding column (12) is rotatably mounted between two fixed frames (11), and a driving assembly (4) for driving the sliding column (12) to rotate is arranged on any side of the fixed frame (11) away from the sliding column (12).

7. Unwinding device according to claim 6, characterised in that the drive assembly (4) comprises a drive cylinder (41) and a connecting frame (42), the connecting frame (42) is fixed to the shaft of the sliding column (12), the cylinder body of the drive cylinder (41) is hinged to the connecting frame on the side away from the axis of the sliding column, and the piston rod of the drive cylinder (41) is hinged to the fixed frame (11).

8. Unwinding device according to claim 2, characterised in that the sliding posts (12) are oval in cross-section.