CN216682568U

CN216682568U - Double-roller type opening device for soft drawing small bag

Info

Publication number: CN216682568U
Application number: CN202123361725.8U
Authority: CN
Inventors: 王兵; 李永飞; 郑越权
Original assignee: Hengan Fujian Holding Group Co Ltd; Hengan China Paper Industry Co Ltd
Current assignee: Hengan Fujian Holding Group Co Ltd; Hengan China Paper Industry Co Ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-07
Anticipated expiration: 2031-12-29

Abstract

The utility model relates to the technical field of tissue soft-extraction packaging, in particular to a double-roller soft-extraction packet opening device which comprises a rack, a bottom roller and a top roller, wherein two ends of the bottom roller are respectively arranged on the rack through fixed bearing seats, a sliding bearing seat capable of sliding up and down along the rack is arranged above the fixed bearing seats of the rack, two ends of the top roller are arranged on the rack through sliding bearing seats, a limiting device is arranged between the fixed bearing seats and the sliding bearing seats on the same side, the sliding bearing seats are controlled by a self-adjusting device to slide up and down along the rack, a cutter is arranged on the peripheral surface of the top roller, and the radius of the working surface of the cutter is different from that of the bottom roller. The utility model has simple structure and convenient use.

Description

Double-roller type opening device for soft drawing small bag

Technical Field

The utility model relates to the technical field of tissue soft-extraction packaging, in particular to a double-roller type soft-extraction small bag opening device.

Background

The packet is taken out in the soft paper handkerchief of wide use on the existing market sets up the fracture line of the opening of being convenient for usually, and current patent application number 201020529016.9 discloses a soft bag opening device of taking out, and the current soft bag opening device of taking out of meaning is solving this problem that opening quality is not good when the opening, nevertheless in above-mentioned patent, the hobbing cutter all can be cut the fixed position at the hobbing cutter bottom plate at every turn, causes hobbing cutter bottom plate wearing and tearing easily.

SUMMERY OF THE UTILITY MODEL

Therefore, the present invention provides a method for solving the above problems.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a two roll-types are soft takes out parcel opening device, includes frame, bottom roll and knock-out roll, the bottom roll both ends are located in the frame through fixed bearing respectively, the frame is equipped with the sliding bearing seat that can follow the frame and slide from top to bottom in fixed bearing seat top, on the frame is located through sliding bearing seat in the knock-out roll both ends, is equipped with stop device between the fixed bearing seat and the sliding bearing seat of homonymy, sliding bearing seat slides from top to bottom along the frame by a self-interacting device control, the peripheral surface of knock-out roll is provided with the cutter, the working face radius and the bottom roll radius of cutter vary.

In a further improvement, the cutting knife is inclined by 10-30 degrees with the axis of the top roller.

In a further improvement, the cutter is inclined at 15-20 degrees with the axis of the top roller.

The self-adjusting device comprises a guide rod arranged on the rack, the sliding bearing seat is provided with a guide hole for the guide rod to penetrate through, and a compression spring is sleeved on the part, between the sliding bearing seat and the rack, of the guide rod.

The improved structure is characterized in that the limiting device comprises a limiting block which can slide left and right between a fixed bearing seat and a sliding bearing seat, the upper surface of the limiting block is an inclined plane, the lower surface of the sliding bearing seat is provided with an inclined plane which is attached to the upper surface of the limiting block, the improved structure further comprises an adjusting bolt arranged on the rack, and the free end of the adjusting bolt is rotatably connected with the limiting block.

In a further improvement, a rubber pad is fixedly arranged on the lower surface of the sliding bearing seat.

The further improvement is that the bottom roller or the top roller is connected with a driving motor, and the bottom roller and the top roller are in transmission connection through gears.

By adopting the technical scheme, the utility model has the beneficial effects that: the cutting device is simple in structure and convenient and fast to operate, and the radius of the working surface of the cutter is not equal to that of the bottom roller, so that the cutter can cut different positions of the bottom roller each time when cutting is carried out, the service life of the bottom roller is prolonged, and the service life of the bottom roller can be prolonged; the axes of the cutter and the top roller are inclined at 10-30 degrees, so that the cutter and the bottom roller are in a shearing mode, and the service life of the cutter can be prolonged; the top roller can play a role in buffering when the top roller is sheared through the arrangement of the self-adjusting device, so that the service lives of the cutter and the bottom roller are further prolonged; through setting up the rubber pad, can play the cushioning effect to the sliding bearing seat.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic front view of an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of a portion of the structure of FIG. 2;

fig. 4 is a schematic side view of an embodiment of the present invention.

Icon:

1. a frame; 2. a bottom roll; 3. a top roll; 31. mounting grooves; 32. a tool apron; 33. a cutter; 4. fixing a bearing seat; 5. a sliding bearing seat; 6. a gear; 71. a guide bar; 72. a guide hole; 73. a compression spring; 81. a limiting block; 82. a chute; 83. adjusting the bolt; 9. and (7) a rubber pad.

Detailed Description

The utility model will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1-4, the present embodiment provides a dual-roller type packet opening device for soft drawing, which includes a frame 1, a bottom roller 2 and a top roller 3, the bottom roller 2 or the top roller 3 is connected with a driving motor, the bottom roller 2 and the top roller 3 are in transmission connection through a gear 6, two ends of the bottom roller 2 are respectively disposed on the frame 1 through a fixed bearing seat 4, a sliding bearing seat 5 capable of sliding up and down along the frame 1 is disposed above the fixed bearing seat 4 of the frame 1, the sliding bearing seat 5 is controlled by a self-adjusting device to slide up and down along the frame 1, the self-adjusting device includes a guide rod 71 disposed on the frame 1, the sliding bearing seat 5 is provided with a guide hole 72 for the guide rod 71 to penetrate, a part of the guide rod 71 between the sliding bearing seat 5 and the frame 1 is sleeved with a compression spring 73, two ends of the top roller 3 are disposed on the frame 1 through the sliding bearing seat 5, be equipped with stop device between fixed bearing frame 4 and the sliding bearing frame 5 of homonymy, stop device includes locating between fixed bearing frame 4 and the sliding bearing frame 5 but the stopper 81 of horizontal slip ground, the upper surface of stopper 81 is the inclined plane, the lower surface of sliding bearing frame 5 has the inclined plane of laminating with the upper surface of stopper 81, the lower surface of stopper 81 is equipped with spout 82, in fixed bearing frame 4's the upper end inserted spout 82, stop device is still including locating an adjusting bolt 83 on frame 1, adjusting bolt 83's free end and stopper 81 rotatable coupling.

In this embodiment, the lower surface of the sliding bearing seat 5 is fixedly provided with the rubber pad 9, so that when the top roller 3 is prevented from jumping, the sliding bearing seat 5 collides with the limiting block 81 to generate vibration, and the damping effect is achieved.

In this embodiment, the peripheral surface of top roller 3 is provided with cutter 33, be 15 skews between the axis of cutter 33 and top roller 3, the working face radius of cutter 33 is 1.1 times of bottom roller 2 radius, and is concrete, in order to facilitate the change to cutter 33, the peripheral surface of top roller 3 is equipped with mounting groove 31, fastening has blade holder 32 through the screw in mounting groove 31, cutter 33 is located on blade holder 32 to cutter 33 wears to change.

In this embodiment, the radius of the working surface of the cutting knife 33 is larger than the radius of the bottom roller 2, but in actual use, the radius of the working surface of the cutting knife 33 is different from the radius of the bottom roller 2, that is, the radius of the working surface of the cutting knife 33 can also be smaller than the radius of the bottom roller 2.

In the present embodiment, the cutting knife 33 is inclined at 15 ° to the axis of the top roller 3, but in practical application, the inclination angle between the cutting knife 33 and the axis of the top roller 3 may be any value between 10 ° and 30 °, preferably 15 ° to 20 °.

According to the utility model, as the radius of the working surface of the cutter 33 is different from the radius of the bottom roller 2, the cutter 33 can be cut at different positions of the bottom roller 2 each time when shearing, so that the service life of the bottom roller 2 is prolonged, and the service life of the bottom roller 2 can be prolonged; the cutter 33 and the axis of the top roller 3 are inclined at 10-30 degrees, so that the cutter 33 and the bottom roller 2 are in a shearing mode, and the service life of the cutter 33 can be prolonged; according to the utility model, the top roller 3 can play a role in buffering when the top roller 3 is sheared through the arrangement of the self-adjusting device, so that the service lives of the cutter 33 and the bottom roller 2 are further prolonged, and meanwhile, the arrangement of the self-adjusting device is convenient for adjusting the distance between the bottom roller 2 and the top roller 3 in cooperation with the adjusting device.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a two roll-types soft packet opening device of taking out, includes frame, bottom roll and knock roll, the bottom roll both ends are located in the frame through fixed bearing frame respectively, the frame is equipped with the gliding sliding bearing frame about can following the frame in the fixed bearing frame top, on the frame is located through sliding bearing frame in the knock roll both ends, is equipped with stop device, its characterized in that between the fixed bearing frame and the sliding bearing frame of homonymy: the sliding bearing seat is controlled by a self-adjusting device to slide up and down along the rack, a cutter is arranged on the peripheral surface of the top roller, and the radius of the working surface of the cutter is different from that of the bottom roller.

2. A dual roll soft draw packet opening device as claimed in claim 1, wherein: the cutter and the axis of the top roller are inclined by 10-30 degrees.

3. A dual roll soft draw packet opening device as claimed in claim 2, wherein: the cutter and the axis of the top roller are inclined at 15-20 degrees.

4. A dual roll soft draw packet opening device as claimed in claim 1, wherein: the self-adjusting device comprises a guide rod arranged on the rack, the sliding bearing seat is provided with a guide hole for the guide rod to penetrate through, and a compression spring is sleeved on the part of the guide rod between the sliding bearing seat and the rack.

5. A dual roll soft draw packet opening device as claimed in claim 1, wherein: the limiting device comprises a limiting block which can slide left and right between a fixed bearing seat and a sliding bearing seat, the upper surface of the limiting block is an inclined plane, the lower surface of the sliding bearing seat is provided with an inclined plane which is attached to the upper surface of the limiting block, the limiting device further comprises an adjusting bolt arranged on the rack, and the free end of the adjusting bolt is rotatably connected with the limiting block.

6. A dual roll soft draw packet opening device according to claim 5, wherein: and a rubber pad is fixedly arranged on the lower surface of the sliding bearing seat.

7. A dual roll soft draw packet opening device as claimed in claim 1, wherein: the bottom roller or the top roller is connected with a driving motor, and the bottom roller and the top roller are connected through a gear in a transmission mode.