CN112677208A

CN112677208A - Rubber band cutter

Info

Publication number: CN112677208A
Application number: CN201910986243.XA
Authority: CN
Inventors: 周俊; 陈永义; 刘先锋; 夏迪
Original assignee: Wuhan Yongyi Paper Co ltd
Current assignee: Wuhan Yongyi Paper Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2021-04-20

Abstract

The invention relates to an elastic ribbon cutter, which comprises a plurality of cutter groups, wherein adjacent cutter groups are symmetrically distributed, and each cutter group comprises: the cutting device is arranged in the tool rest, the anvil roll device is arranged below the cutting device, and the cutting device and the anvil roll device are both connected with the driving device. Through setting up the flexible deformation that the elastic ribbon after the multiunit disjunctor can effectively reduce the atress, the interval of cutting off between the adjacent disjunctor of nimble adjustment improves production efficiency.

Description

Rubber band cutter

Technical Field

The invention relates to the technical field of rubber string cutting, in particular to a rubber string cutter.

Background

In the prior art, a single-unit integrated cutter is often adopted in rubber string cutting, although the problem of flexible deformation after stress is reduced to a certain extent, when the thickness of materials passing through a cutter bar is different or other requirements are met, the pressure of the cutter bar and the gap between a cutter tooth and a anvil roll are adjusted, the rubber string is not cut off or the rubber string and base cloth are cut off simultaneously, and the product quality is affected.

Disclosure of Invention

The invention provides a rubber string cutter, which solves the problem of poor product quality caused by incomplete cutting of rubber strings or simultaneous cutting of rubber strings and base cloth.

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

the utility model provides an elastic ribbon disconnector, includes the multiunit disconnector, symmetric distribution between the adjacent disconnector, and every group disconnector includes: the cutting device 2 is arranged in the tool rest 1, the anvil roller device 3 is arranged below the cutting device 2, and the cutting device 2 and the anvil roller device 3 are respectively connected with the driving device.

Preferably, the driving device comprises a first driving device 9 and a second driving device 10, the first driving device 9 comprises a first motor, a first speed reducer and a first motor coupler, the first motor sequentially connects with the first speed reducer and the first motor coupler, the second driving device 10 comprises a second motor, a second speed reducer and a second motor coupler, and the second motor sequentially connects with the second speed reducer and the second motor coupler.

Preferably, the cutting device 2 comprises a knife roller 5, a side plate 6 and a top plate 7, the knife roller 5 is arranged on the upper portion of the knife rest 1, the side plate 6 is arranged on two sides of the knife roller 5, a slide way is arranged on the side plate 6, the top plate 7 is arranged on the top of the side plate 6, and the top plate 7 is connected to the knife rest 1.

Preferably, still include rotor bearing frame and pressure regulator 4, the rotor bearing frame set up in the 6 slides of curb plate, pressure regulator 4 passes roof 7 with the rotor bearing frame is connected.

Preferably, the knife roll 5 comprises a roll body 51, knife teeth 52 and a knife roll mandrel 53, the roll body 51 is sleeved on the knife roll mandrel 53, the knife tooth combination 52 is symmetrically arranged on the roll body 51, and the knife roll mandrel 53 is slidably connected in the knife roll bearing seat and connected with the first motor coupler.

Preferably, the anvil roller device 3 comprises an anvil roller 8 and an anvil roller mandrel, the anvil roller 8 is arranged below the knife roller 5, the anvil roller 8 is sleeved on the anvil roller mandrel, and the anvil roller mandrel is connected with the second motor coupler.

Preferably, the roller body 51 is further provided with symmetrically distributed heating holes 54, and heating elements are installed in the heating holes 54.

Preferably, the transverse width range A of the cutter tooth combination 52 is 100-150mm, the longitudinal length B of the cutter tooth combination 52 is 60-120mm, the length C of each cutter tooth in the cutter tooth combination 52 is 4-10mm, the width D is 0.1-0.5mm, the transverse adjacent width E between the cutter teeth is 1-4mm, and the longitudinal adjacent width F between the cutter teeth is 1-6 mm.

Through implementing above technical scheme, have following technological effect: according to the rubber band cutter, the cutter bar and the anvil roll are independently controlled by the two motors, so that the flexible deformation after stress is effectively reduced, the pressure of the cutter bar in each group and the gap between the cutter teeth and the anvil roll are conveniently adjusted, the condition that one group of cutter bar is high in pressure and the other group of cutter bar is low in pressure is avoided, and the cutter adjusting efficiency during material replacement is improved. Can adjust two sets of intervals of cutting off in a flexible way, improve production efficiency, through the sword tooth that sets up intensive, interval, dislocation formula and distribute, effectively improved the quality that the rubber band cut off, avoid having a plurality of rubber bands to cut off, the condition that a plurality of rubber bands did not cut off, and then improve product quality.

Drawings

FIG. 1 is a schematic structural diagram of a cutting device according to the present invention;

FIG. 2 is a schematic view of a knife roll structure provided by the present invention;

fig. 3 is a schematic view of a cutter tooth assembly structure provided by the present invention.

Detailed Description

In order to better understand the technical scheme of the invention, the following detailed description is made on the embodiments provided by the invention in combination with the accompanying drawings.

An elastic ribbon cutter comprises a plurality of cutter groups, wherein adjacent cutter groups are symmetrically distributed, and each cutter group comprises the following cutter groups as shown in figure 1: the cutting device 2 is arranged in the tool rest 1, the anvil roller device 3 is arranged below the cutting device 2, and the cutting device 2 and the anvil roller device 3 are respectively connected with the driving device.

In this embodiment, the cutter has a plurality of groups, preferably 2 groups, and in other embodiments, may also be 3 groups or 4 groups, the cutter includes a knife rest 1, a cutting device 2, an anvil roller device 3 and a driving device, the cutting device 2 and the anvil roller device 3 are both disposed in the knife rest 1, the cutting device 2 is above the knife rest 1, the anvil roller device 3 is below the cutting device 2, the cutting device 2 and the anvil roller device 3 are both connected to the driving device, and the driving device drives the cutting device 2 and the anvil roller device 3 to operate, so as to cut the rubber band.

On the basis of the above embodiment, more specifically, the driving device includes a first driving device 9 and a second driving device 10, the first driving device 9 includes a first motor, a first speed reducer and a first motor coupler, in other embodiments, the first motor may be a stepping motor or a servo motor, preferably, the first motor is a servo motor, the first motor is sequentially connected to the first speed reducer and the first motor coupler, the first motor coupler is connected to the cutting device 2, the second driving device 10 includes a second motor, a second speed reducer and a second motor coupler, in other embodiments, the second motor may be a stepping motor or a servo motor, preferably, the second motor is a servo motor, the second motor is sequentially connected to the second speed reducer and the second motor coupler, the second motor coupling is connected to the anvil roll arrangement 3.

On the basis of the above embodiment, more specifically, the cutting device 2 includes a knife roll 5, a side plate 6 and a top plate 7, the knife roll 5 is disposed on the upper portion of the knife rest 1, the side plate 6 is disposed on two sides of the knife roll 5, a slide is disposed on the side plate 6, the top plate 7 is disposed on the top of the side plate 6, and the top plate 7 is connected to the knife rest 1.

In this embodiment, the rotor 5 sets up 1 upper portion of knife rest 5 both sides are equipped with curb plate 6, the slide has been seted up on the curb plate 6, roof 7 sets up 6 tops of curb plate are connected on the knife rest 1, the rotor 5 with first motor coupling joint works as motor 9 rotates the back, drives reduction gear 10 rotates, thereby motor coupling 11 rotates, and then rotor 5 rotates under the effect of first motor coupling, cutting device 3 begins work.

On the basis of each above-mentioned embodiment, it is further, still include rotor bearing frame and pressure regulator 4, the rotor bearing frame sets up in the slide of curb plate 6, pressure regulator passes roof 7 with the rotor bearing frame is connected, rotor 5 includes roll body 51, sword tooth 52 and rotor dabber 53, roll body 51 cover is established on

rotor dabber

53, 52 symmetry formulas of sword tooth combination set up on the roll body 51, rotor dabber 53 sliding connection be in the rotor bearing frame and with first motor coupling connects.

In this embodiment, the knife roll bearing frame sets up in the 6 slides of curb plate, knife roll dabber 53 sliding connection be in the knife roll bearing frame, knife roll dabber 53 sliding connection be in the knife roll bearing frame and with first motor coupling joint, roll body 51 cover is established on the knife roll dabber 53, symmetrical formula is provided with on the roll body 51 sword tooth combination 52 works as after the motor 9 rotates, drive knife roll dabber 53 rotates. With the rotation of the mandrel 53, different tooth surfaces of the cutter-tooth combination 52 are enabled to contact the anvil roller device 3, and the pressure regulator 4 regulates the gap between the cutting device 2 and the anvil roller device 3 in the tool rest 1, so that the condition that the pressure of one cutting device is high and the pressure of the other cutting device is low is avoided, the cutter regulating efficiency during material replacement is improved, and the production efficiency is improved.

On the basis of the above embodiments, more specifically, the anvil roller device 3 includes an anvil roller 8 and an anvil roller mandrel, the anvil roller 8 is disposed below the knife roller 5, the anvil roller 8 is sleeved on the anvil roller mandrel, and the anvil roller mandrel is coupled to the second motor. In this embodiment, 8 covers of hammering block roller are established on the hammering block roller dabber, are located 5 belows of rotor, hammering block roller dabber with second motor coupling connects, works as the second motor rotates the back, drives the second reduction gear rotates to make second motor coupling rotate, and then make hammering block roller dabber rotates, makes 8 rotations of hammering block roller, begins the cutting off work of rubber band.

On the basis of the above embodiments, further, the roller body 51 is further provided with symmetrically distributed heating holes 54, and heating elements are installed in the heating holes 54. In this embodiment, the roller body 51 is further provided with symmetrically distributed heating holes 54, the heating holes 54 are located below the cutter tooth assembly 52, and a heating element is installed in the heating holes 54, so that the cutter tooth assembly 52 is heated, and the cutter tooth assembly 52 cuts off the rubber band more conveniently.

Based on the above embodiments, more specifically, the transverse width range a of the cutter tooth combination 52 is 100-150mm, and may be 100mm, 125mm, 150mm, the longitudinal length B of the cutter tooth combination 52 is 60-120mm, and may be 60mm, 90mm, 120mm, the length C of a single cutter tooth in the cutter tooth combination 52 is 4-10mm, the width D is 0.1-0.5mm, and may be 4mm, 7mm, 10mm, the transverse adjacent width E between single cutter teeth is 1-4mm, and may be 1mm, 2mm, 4mm, the longitudinal adjacent F between single cutter teeth is 1-6mm, and may be 1mm, 4mm, 6mm, by providing the cutter teeth distributed densely, at intervals, and in a staggered manner, the quality of cutting the rubber string is effectively improved, the cutting of a plurality of rubber strings is avoided, and a plurality of rubber strings are not cut, thereby improving the product quality.

While the rubber string cutter provided in the embodiments of the present invention has been described in detail, for those skilled in the art, the idea of the embodiments of the present invention may be changed in the specific implementation and application scope, and in summary, the content of the present description should not be construed as limiting the present invention.

Claims

1. The utility model provides an elastic ribbon disconnector, its characterized in that includes the multiunit disconnector, symmetric distribution between the adjacent disconnector, and every group disconnector includes: the cutting device (2) is arranged in the tool rest (1), the anvil roll device (3) is arranged below the cutting device (2), and the cutting device (2) and the anvil roll device (3) are respectively connected with the driving device.

2. An elastic ribbon disconnector according to claim 1, characterized in that the drive means comprise a first drive means (9) and a second drive means (10), the first drive means (9) comprising a first motor, a first reducer and a first motor coupling, the first motor being in turn coupled to the first reducer and the first motor coupling, the second drive means (10) comprising a second motor, a second reducer and a second motor coupling, the second motor being in turn coupled to the second reducer and the second motor coupling.

3. An elastic ribbon cutter according to claim 2, characterized in that the cutting device (2) comprises a knife roller (5), a side plate (6) and a top plate (7), the knife roller (5) is arranged on the upper portion of the cutter rest (1), the side plate (6) is arranged on two sides of the knife roller (5), a slide way is arranged on the side plate (6), the top plate (7) is arranged on the top of the side plate (6), and the top plate (7) is connected to the cutter rest (1).

4. An elastic ribbon cutter according to claim 3, characterized by further comprising a knife roller bearing seat and a pressure regulator (4), wherein the knife roller bearing seat is arranged in the side plate (6) slideway, and the pressure regulator (4) passes through the top plate (7) and is connected with the knife roller bearing seat.

5. An elastic ribbon cutter according to claim 4, characterized in that the knife roll (5) comprises a roll body (51), knife teeth (52) and a knife roll mandrel (53), the roll body (51) is sleeved on the knife roll mandrel (53), the knife teeth combination (52) is symmetrically arranged on the roll body (51), and the knife roll mandrel (53) is slidably connected in the knife roll bearing seat and is coupled with the first motor.

6. An elastic ribbon cutter according to claim 2, characterized in that the anvil roll device (3) comprises an anvil roll (8) and an anvil roll mandrel, the anvil roll (8) is arranged below the knife roll (5), the anvil roll (8) is sleeved on the anvil roll mandrel, and the anvil roll mandrel is coupled with the second motor.

7. An elastic ribbon cutter as claimed in claim 5, wherein the roller body (51) is further provided with symmetrically distributed heating holes (54), and heating elements are mounted in the heating holes (54).

8. An elastic ribbon cutter as claimed in claim 5, characterized in that the transverse width A of the cutter tooth combination (52) is 100-150mm, the longitudinal length B of the cutter tooth combination (52) is 60-120mm, the length C of a single cutter tooth in the cutter tooth combination (52) is 4-10mm, the width D is 0.1-0.5mm, the transverse adjacent width E between the single cutter teeth is 1-4mm, and the longitudinal adjacent F between the single cutter teeth is 1-6 mm.