阅读说明：本技术 热熔胶贴标机用切标装置 (Label cutting device for hot melt adhesive labeling machine ) 是由 李建亮 陈友薛 左明明 于 2021-08-24 设计创作，主要内容包括：本发明实施例提供了一种热熔胶贴标机用切标装置,包括矩形框架结构的架体,架体内可转动设置有切标轴,切标轴上对称设置有动刀,切标轴上位于动刀之间设置有切标转鼓,动刀的刀刃高于切标转鼓的外周面；架体的顶面内壁上设置分气盘,分气盘套设在切标轴外周,分气盘的底面与切标转鼓的顶面贴合,切标转鼓顶面设置有通气孔,切标转鼓侧面设置有与通气孔连通的吸标孔；架体的侧面上设置有静刀安装座,静刀安装座上设置有静刀,动刀在切标轴带动下进行转动的过程中动刀的刀刃可与静刀的刀刃相切。本发明实施例提供的方案,在调整好动刀和静刀之间的间隙之后,只需切标轴按照恒定转速带动动刀转动即可进行持续稳定的切标,切标稳定性高。(The embodiment of the invention provides a label cutting device for a hot melt adhesive labeling machine, which comprises a frame body with a rectangular frame structure, wherein a label cutting shaft is rotatably arranged in the frame body, moving cutters are symmetrically arranged on the label cutting shaft, a label cutting rotary drum is arranged between the moving cutters on the label cutting shaft, and the cutting edge of the moving cutter is higher than the peripheral surface of the label cutting rotary drum; the inner wall of the top surface of the frame body is provided with an air distribution disc, the air distribution disc is sleeved on the periphery of the label cutting shaft, the bottom surface of the air distribution disc is attached to the top surface of the label cutting rotary drum, the top surface of the label cutting rotary drum is provided with an air vent, and the side surface of the label cutting rotary drum is provided with a label suction hole communicated with the air vent; the side surface of the frame body is provided with a static knife mounting seat, a static knife is arranged on the static knife mounting seat, and the cutting edge of the moving knife can be tangent to the cutting edge of the static knife in the rotating process under the driving of the label cutting shaft. According to the scheme provided by the embodiment of the invention, after the gap between the movable cutter and the static cutter is adjusted, the movable cutter can be continuously and stably cut only by driving the movable cutter to rotate by the cutting mark shaft according to the constant rotating speed, and the cutting mark stability is high.)

1. The utility model provides a hot melt adhesive labeller is with cutting mark device which characterized in that includes: the label cutting machine comprises a frame body with a rectangular frame structure, wherein a label cutting shaft is rotatably arranged in the frame body, moving cutters are symmetrically arranged on the label cutting shaft, label cutting rotary drums are arranged on the label cutting shaft and positioned between the moving cutters, and cutting edges of the moving cutters are higher than the outer peripheral surface of the label cutting rotary drums;

the inner wall of the top surface of the frame body is provided with an air distribution disc, the air distribution disc is sleeved on the periphery of the label cutting shaft, the bottom surface of the air distribution disc is attached to the top surface of the label cutting rotary drum, the top surface of the label cutting rotary drum is provided with an air vent, and the side surface of the label cutting rotary drum is provided with a label suction hole communicated with the air vent;

the side surface of the frame body is provided with a static knife mounting seat, a static knife is arranged on the static knife mounting seat, and the cutting edge of the moving knife can be tangent to the cutting edge of the static knife in the rotating process under the driving of the label cutting shaft.

2. The label cutting device for the hot melt adhesive labeling machine according to claim 1, wherein the stationary knife mounting base comprises a C-shaped adjusting base, an adjusting rod is arranged on the C-shaped adjusting base, one end of the adjusting rod is fixedly connected with the bottom surface of the C-shaped adjusting base, the other end of the adjusting rod penetrates through the top surface of the C-shaped adjusting base, an adjusting nut is arranged on a rod body of the adjusting rod above the top surface of the C-shaped adjusting base, a stationary knife mounting plate is arranged on the upper portion of the side surface of the C-shaped adjusting base, and the stationary knife is mounted on the stationary knife mounting plate.

3. The label cutting device for the hot melt adhesive labeling machine according to claim 1, wherein a lubricating oil bin is provided on the top surface of the frame body, a lubricating oil hole is provided on the air distribution plate, and an oil guide pipe is provided between the bottom of the lubricating oil bin and the lubricating oil hole.

4. The label cutting device for the hot melt adhesive labeling machine according to claim 1, wherein the outer wall of the frame body on the same side as the stationary knife mounting seat is provided with a sensor mounting seat, the sensor mounting seat comprises a slide way, a slide seat is arranged on the slide way, a sensor mounting plate is arranged on the outer side surface of the slide seat, and a locking screw is arranged on the slide seat.

5. The label cutting device for the hot melt adhesive labeling machine according to claim 1, wherein the frame body is provided with a label pressing roller opposite to the stationary knife mounting seat on the same side as the stationary knife mounting seat, the label pressing roller comprises a roller, a roller body is arranged on the roller, mounting holes are arranged at two ends of the roller, and the roller is arranged on the frame body through the mounting holes and screws.

6. The label cutting device for the hot melt adhesive labeling machine according to claim 1, wherein a speed reducer is arranged on the top surface of the frame body, the speed reducer is in transmission connection with the label cutting shaft, a servo motor is arranged outside the speed reducer, and the servo motor is in transmission connection with the speed reducer.

Technical Field

The invention relates to the technical field of labeling machine equipment, in particular to a label cutting device for a hot melt adhesive labeling machine.

Background

The hot melt adhesive labeller can be used for full circumference labeling and is widely applied to labeling operation of bottle bodies such as mineral water bottles. The label cutting device is used as an important component in the hot melt adhesive labeling machine and is used for cutting labels.

In the related art, in order to improve the label cutting efficiency, a double-fly cutter label cutting device is provided, which adopts a double-moving cutter label cutting combination structure, although the label cutting efficiency can be improved, the double-moving cutters need to be driven through power mechanisms respectively, so that the driving coordination between the two power mechanisms is required to have higher cooperativity, and label cutting failure is caused once deviation occurs in the driving coordination, and the label cutting stability is poor.

Disclosure of Invention

Aiming at the problem of poor label cutting stability, the embodiment of the invention provides a label cutting device for a hot melt adhesive labeling machine.

In one aspect of the present invention, a label cutting device for a hot melt adhesive labeling machine is provided, comprising: the label cutting machine comprises a frame body with a rectangular frame structure, wherein a label cutting shaft is rotatably arranged in the frame body, moving cutters are symmetrically arranged on the label cutting shaft, label cutting rotary drums are arranged on the label cutting shaft and positioned between the moving cutters, and cutting edges of the moving cutters are higher than the outer peripheral surface of the label cutting rotary drums;

the inner wall of the top surface of the frame body is provided with an air distribution disc, the air distribution disc is sleeved on the periphery of the label cutting shaft, the bottom surface of the air distribution disc is attached to the top surface of the label cutting rotary drum, the top surface of the label cutting rotary drum is provided with an air vent, and the side surface of the label cutting rotary drum is provided with a label suction hole communicated with the air vent;

the side surface of the frame body is provided with a static knife mounting seat, a static knife is arranged on the static knife mounting seat, and the cutting edge of the moving knife can be tangent to the cutting edge of the static knife in the rotating process under the driving of the label cutting shaft.

Compared with the prior art, the invention has the beneficial effects that: the gas distribution disc is connected with an external vacuum gas source, when the label is conveyed to the label cutting rotary drum, the label is adsorbed on the label cutting rotary drum through vacuum negative pressure and rotates along with the label cutting rotary drum, the label is prevented from being in serial position, and when the movable knife is tangent to the static knife, the label is cut off; the label cutting shaft is provided with a plurality of groups of movable cutters so as to improve the label cutting efficiency, and adopts a movable cutter combined structure and a static cutter combined structure, after the clearance between the movable cutters and the static cutters is adjusted, the label cutting shaft is only required to drive the movable cutters to rotate according to the constant rotating speed, so that the label can be continuously and stably cut, and the label cutting stability is high.

Optionally, the static knife mounting base comprises a C-shaped adjusting base, one end of the adjusting base is fixedly connected with the bottom surface of the C-shaped adjusting base, the other end of the adjusting base penetrates out of the adjusting rod on the top surface of the C-shaped adjusting base, the adjusting rod is located on the rod body above the top surface of the C-shaped adjusting base and is provided with an adjusting nut, the upper portion of the side surface of the C-shaped adjusting base is provided with a static knife mounting plate, and the static knife is mounted on the static knife mounting plate.

Optionally, a lubricating oil bin is arranged on the top surface of the frame body, a lubricating oil hole is formed in the air distribution disc, and an oil guide pipe is arranged between the bottom of the lubricating oil bin and the lubricating oil hole.

Optionally, a sensor mounting seat is arranged on the outer wall of the frame body, which is located on the same side face as the static knife mounting seat, the sensor mounting seat comprises a slide way, a slide seat is arranged on the slide way, a sensor mounting plate is arranged on the outer side face of the slide seat, and a locking screw rod is arranged on the slide seat.

Optionally, a label pressing roller opposite to the static knife mounting seat is arranged on the same side face of the frame body as the static knife mounting seat, the label pressing roller comprises a roller, a roller body is arranged on the roller, mounting holes are formed in two ends of the roller, and the roller is arranged on the frame body through the mounting holes and screws.

Optionally, a speed reducer is arranged on the top surface of the frame body and is in transmission connection with the label cutting shaft, a servo motor is arranged on the outer side of the speed reducer and is in transmission connection with the speed reducer.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic perspective view illustrating a label cutting device for a hot melt adhesive labeling machine according to an embodiment of the present invention;

fig. 2 is a schematic front view of a label cutting device for a hot melt adhesive labeling machine according to an embodiment of the present invention;

fig. 3 is a schematic side view of a label cutting device for a hot melt adhesive labeling machine according to an embodiment of the present invention;

fig. 4 is a schematic top view of a label cutting device for a hot melt adhesive labeling machine according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional structural view of a label cutting device for a hot melt adhesive labeling machine according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a label cutting drum according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a stationary blade mounting base according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a cross-sectional installation of a marking roller according to an embodiment of the present invention.

The label cutting machine comprises a frame body 1, a label cutting shaft 2, a moving cutter 3, a label cutting rotary drum 4, an air distribution disc 5, an air vent 6, a label suction hole 7, a static cutter mounting seat 8, a static cutter 9, a C-shaped adjusting seat 10, an adjusting rod 11, an adjusting nut 12, a static cutter mounting plate 13, a lubricating oil bin 14, a sensor mounting seat 15, a slide way 16, a slide seat 17, a sensor mounting plate 18, a locking screw rod 19, a label pressing roller 20, a rolling shaft 21, a roller body 22, a speed reducer 23 and a servo motor 24.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

Referring to fig. 1 to 6, an embodiment of the present invention provides a label cutting device for a hot melt adhesive labeling machine, including: the label cutting machine comprises a frame body 1 with a rectangular frame structure, wherein a label cutting shaft 2 is rotatably arranged in the frame body 1, moving cutters 3 are symmetrically arranged on the label cutting shaft 2, label cutting rotary drums 4 are arranged between the moving cutters 3 on the label cutting shaft 2, and the cutting edges of the moving cutters 3 are higher than the outer peripheral surfaces of the label cutting rotary drums 4;

the inner wall of the top surface of the frame body 1 is provided with an air distribution disc 5, the air distribution disc 5 is sleeved on the periphery of the label cutting shaft 2, the bottom surface of the air distribution disc 5 is attached to the top surface of the label cutting rotary drum 4, the top surface of the label cutting rotary drum 4 is provided with an air vent 6, and the side surface of the label cutting rotary drum 4 is provided with a label sucking hole 7 communicated with the air vent 6;

a static knife mounting seat 8 is arranged on the side face of the frame body 1, a static knife 9 is arranged on the static knife mounting seat 8, and the cutting edge of the movable knife 3 can be tangent to the cutting edge of the static knife 9 in the rotating process of the movable knife 3 driven by the label cutting shaft 2.

In the implementation, the top surface of the air distribution disc 5 can be fixedly connected with the frame body 1 through a bolt, a spring is sleeved on the bolt to press the bottom surface of the air distribution disc 5 on the top surface of the label cutting rotary drum 4, the air distribution disc 5 is externally connected with a vacuum air source during label cutting, and negative pressure is formed through the air vent 6 and the label suction hole 7 to adsorb label paper on the label cutting rotary drum 4; the label cutting rotary drum 4 can be formed by splicing two semicylinders, and the movable knife 3 is embedded in the label cutting rotary drum 4.

Referring to fig. 7, in the implementation, the stationary knife mounting base 8 includes a C-shaped adjusting base 10, an adjusting rod 11 having one end fixedly connected to the bottom surface of the C-shaped adjusting base 10 and the other end penetrating through the top surface of the C-shaped adjusting base 10 is disposed on the C-shaped adjusting base 10, an adjusting nut 12 is disposed on a rod body of the adjusting rod 11 above the top surface of the C-shaped adjusting base 10, a stationary knife mounting plate 13 is disposed on the upper portion of the side surface of the C-shaped adjusting base 10, and a stationary knife 9 is mounted on the stationary knife mounting plate 13; the opening of the C-shaped adjusting seat 10 is adjusted by the adjusting nut 12, and then the gap between the fixed knife 9 and the movable knife 3 on the fixed knife mounting plate 13 is changed.

In implementation, a lubricating oil bin 14 is arranged on the top surface of the frame body 1, a lubricating oil hole is arranged on the air distribution disc 5, and an oil guide pipe is arranged between the bottom of the lubricating oil bin and the lubricating oil hole; lubricating oil is contained in the lubricating oil bin, and in the label cutting process, the lubricating oil flows to the binding surfaces of the label cutting rotary drum 4 and the air distribution disc 5 through the oil guide pipe and the lubricating oil hole to realize the lubricating effect.

In implementation, a sensor mounting seat 15 is arranged on the outer wall of the frame body 1, which is located on the same side face as the stationary knife mounting seat 8, the sensor mounting seat 15 comprises a slide way 16, a slide seat 17 is arranged on the slide way 16, a sensor mounting plate 18 is arranged on the outer side face of the slide seat 17, and a locking screw 19 is arranged on the slide seat 17.

Be provided with the mark pressing roller 20 relative with quiet sword mount pad 8 on the same side with quiet sword mount pad 8 on support body 1, it is concrete, refer to fig. 8, mark pressing roller 20 includes roller bearing 21, is provided with roll body 22 on the roller bearing 21, and the both ends of roller bearing 21 are provided with the mounting hole, and roller bearing 21 passes through the mounting hole and the screw setting is on support body 1, can overlap the spring during the installation on the screw, realizes closing the distance between mark pressing shaft 20 and the label cutting rotary drum 4 through the elasticity that changes the screw.

In the implementation, a speed reducer 23 is arranged on the top surface of the frame body 1, the speed reducer 23 is in transmission connection with the label cutting shaft 2, a servo motor 24 is arranged on the outer side of the speed reducer 23, and the servo motor 24 is in transmission connection with the speed reducer 23.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.