CN216658259U

CN216658259U - Die cutting production device for fillet wound application

Info

Publication number: CN216658259U
Application number: CN202123018571.2U
Authority: CN
Inventors: 赵友亮; 鲁建国; 刘成刚
Original assignee: Zhende Medical Co Ltd
Current assignee: Zhende Medical Co Ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-06-03
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a die cutting production device for fillet wound application, which comprises a rotary die cutting assembly, a rotary power source, a waste absorbing assembly and a waste absorbing power source, wherein the rotary die cutting assembly comprises a knife roll and a die cutting tool bit, the knife roll is connected with the rotary power source, the die cutting tool bit is connected to the knife roll, a continuous knife edge is arranged on the die cutting tool bit, the knife edge is annularly arranged on the periphery of the die cutting tool bit, arc trimming edges are arranged on two sides of the knife edge, the waste absorbing assembly is opposite to the knife edge, and the waste absorbing assembly is connected with the waste absorbing power source. The die cutting production device has the advantages that only fillet waste is generated in the die cutting process, so that the generation of the waste is greatly reduced, the production cost can be effectively reduced, the utilization rate of the application raw materials and the product competitiveness are improved, the fillet waste generated by die cutting of the die cutting assembly can be cleaned at a fixed point, the fillet waste cannot influence the die cutting of the subsequent application raw materials, and the environment can be better protected.

Description

Die cutting production device for fillet wound application

Technical Field

The utility model relates to the technical field of application production, in particular to a die cutting production device for fillet wound application.

Background

Wound dressings are generally composed of an adhesive layer, an absorbent pad and a release layer, and are used for wound care. Due to the intense market competition, the product price becomes a major factor in the competitiveness of wound dressing goods. For improving wound application competitiveness, reduction in production cost, must improve production efficiency, apply ointment or plaster the shaping and develop into the roller cutting formula by shear type, the product of shear type is the right angle and does not have the slitter edge, thereby the right angle wound is applied ointment or plaster and is changeed the rake for fillet wound is applied ointment or plaster and influence the result of use of applying ointment or plaster. The existing roller cutting type forming generally has more waste edges, the waste edges are used for drawing products and fillet waste materials, and the width of the waste edges is 5-15 mm. Such roll-cutting type application production device is low in production efficiency and raw material utilization rate, and excessive waste materials can influence the work of the production device and the qualification rate of finished product wound application.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the technical scheme provided by the utility model is as follows:

the die cutting production device comprises a rotary die cutting assembly, a rotary power source, a waste suction assembly and a waste suction power source, wherein the rotary die cutting assembly comprises a knife roll and a die cutting tool bit, the knife roll is connected with the rotary power source, the die cutting tool bit is connected onto the knife roll, a continuous knife edge is arranged on the die cutting tool bit, the knife edge is annularly arranged on the periphery of the die cutting tool bit, two sides of the knife edge are arc-shaped trimming edges, the waste suction assembly and the knife edge are oppositely arranged, and the waste suction assembly is connected with the waste suction power source.

The utility model is further provided that one side of the knife roll is a feeding side, the other side of the knife roll is a discharging side, and the position of the discharging side close to the knife edge is a waste material discharging point.

The utility model is further provided that the knife roll and the rotary power source are connected with a transmission gear set.

The utility model is further arranged that the connecting boundary of adjacent knife edges is a straight edge.

The utility model is further arranged that the waste suction assembly comprises a waste cavity, one end of the waste cavity is provided with a waste suction port, the waste suction port is arranged close to the waste blanking point, and the waste suction power source is connected with the other end of the waste cavity.

The utility model is further arranged such that the width of the knife edge is greater than the width of the wound dressing.

The utility model is further arranged that the rotary power source adopts a servo motor.

The utility model is further provided that the waste suction power source adopts a draught fan.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

1. according to the technical scheme, the die cutting tool bit adopts continuous edges, and the connecting boundary of adjacent edges is a straight line edge cut, so that the waste material generated in the die cutting process by application is only fillet waste material, the generation of the waste material is greatly reduced, the production cost can be effectively reduced, and the application raw material utilization rate and the product competitiveness are improved; and the width of the edge of a knife is greater than the width of the wound dressing, so that certain offset occurs in the dressing feeding in the die cutting process, the wound dressing with two rounded corners at two sides can be still die-cut, and the device has a redundant design and can effectively improve the qualification rate of products.

2. The fillet wound dressing produced by the die cutting production device is not easy to generate the situation of corner rising, so that the wound dressing has better application and use effects.

3. The die cutting production device is also provided with the waste absorbing assembly, so that fillet waste generated by die cutting of the die cutting assembly can be cleaned at fixed points, the fillet waste cannot influence the subsequent die cutting of raw materials, and the environment can be better protected.

Drawings

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

FIG. 2 is a schematic diagram of a rotary die-cutting assembly according to an embodiment of the present invention.

Fig. 3 is a schematic view showing the development of the cutting edge on the die-cutting head according to the embodiment of the utility model.

Fig. 4 is a schematic diagram of a die-cut wound dressing of the die-cutting production device according to the embodiment of the utility model.

Detailed Description

For a further understanding of the present invention, reference will now be made in detail to the embodiments illustrated in the drawings.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; mechanical connection or electrical connection can be realized, and communication between the two elements can also be realized; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meanings of the above terms according to specific situations.

With reference to the accompanying drawings 1-3, the technical scheme of the utility model is a die cutting production device for fillet wound dressing, which comprises a rotary die cutting assembly 1, a rotary power source 2, a waste suction assembly 3 and a waste suction power source 4, wherein the rotary die cutting assembly 1 comprises a knife roll 11 and a die cutting head 12, the knife roll 11 is connected with the rotary power source 2 through a transmission gear set 14, the die cutting head 12 is connected on the knife roll 11, a continuous knife edge 13 is arranged on the die cutting head 12, the knife edge 13 is annularly arranged on the periphery of the die cutting head 12, two sides of the knife edge 13 are arc-shaped cut edges 131, a connecting boundary of adjacent knife edges 13 is a straight-line cut edge 132, the width of the knife edge 13 is larger than the width of the wound dressing b, one side of the knife roll 11 is a feeding side 5, the other side of the knife roll 11 is a discharging side 6, the position of the discharging side 6 close to the knife edge 13 is a waste discharging point 7, the waste suction assembly 3 is opposite to the knife edge 13, and the waste suction assembly 3 is connected with the waste suction power source 4.

The waste suction assembly 3 comprises a waste cavity 31, a waste suction port 32 is arranged at one end of the waste cavity 31, the waste suction port 32 is close to the waste discharging point 7, and the waste suction power source 4 is connected with the other end of the waste cavity 31.

The rotary power source 2 adopts a servo motor, and the waste suction power source 4 adopts a draught fan.

In the present embodiment, four cutting edges 13 are provided, and the four cutting edges 13 are uniformly and annularly distributed on the periphery of the die cutting head 12.

In this embodiment, the die cutting head 12 is padded with a layer of sponge in use, the height of the sponge being higher than the height of the cutting edge 13. The function of the sponge is to initiate the function of the traction material and to prevent the formed wound dressing b from becoming trapped in the incision.

In this embodiment, the above-mentioned waste suction is negative pressure suction, and after the die cutting of the application raw material a is completed, the fillet waste c die-cut on both sides is sucked away through the waste suction port 32.

In the embodiment, the width of the knife edge 13 is larger than that of the wound dressing b, and the arc cut edges 131 on two sides of the knife edge 13 are designed so that the dressing raw material a deviates 1-3mm when being fed, and the four corners of the formed wound dressing b are still round corners.

In this embodiment, as shown in fig. 4, the wound dressing b obtained by die cutting with the die cutting production device includes a release layer b1, an adhesive layer b2 and an absorbent pad b3, the release layer b1 is no longer level with the adhesive layer b2 in the transverse direction, and the edge of the release layer b1 is 1-3mm longer than the adhesive layer, so as to avoid the adhesive layer b2 from being exposed due to the alignment deviation of materials during production, thereby better protecting the adhesive layer b 2.

According to the utility model, the servo motor drives the knife roller 11 to rotate, the knife edge 13 on the die cutting knife head 12 carries out continuous die cutting on the application raw material a, no waste is generated at the joint of the wound application b, only the fillet waste c of the knife is generated, the wound application b is ensured to be fillet, the utilization rate of the application raw material a in the production process is extremely high, and the product competitiveness is effectively improved.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, without departing from the spirit of the present invention, a person of ordinary skill in the art should understand that the present invention shall not be limited to the embodiments and the similar structural modes without creative design.

Claims

1. The die cutting production device for the fillet wound application is characterized by comprising a rotary die cutting assembly, a rotary power source, a waste absorbing assembly and a waste absorbing power source, wherein the rotary die cutting assembly comprises a knife roll and a die cutting tool bit, the knife roll is connected with the rotary power source, the die cutting tool bit is connected to the knife roll, a continuous knife edge is arranged on the die cutting tool bit, the knife edge is annularly arranged on the periphery of the die cutting tool bit, two sides of the knife edge are arc-shaped trimming edges, the waste absorbing assembly is opposite to the knife edge, and the waste absorbing assembly is connected with the waste absorbing power source.

2. The die-cutting production device of the fillet wound dressing as claimed in claim 1, wherein one side of the knife roller is a feeding side, the other side of the knife roller is a discharging side, and the position of the discharging side close to the knife edge is a waste blanking point.

3. The die cutting production device of a rounded wound dressing as claimed in claim 1, wherein a transmission gear set is connected to the knife roller and the rotary power source.

4. The die cutting production device for the application of the round corner wounds, as claimed in claim 1, wherein the connecting boundary of adjacent knife edges is a straight line edge.

5. The die cutting production device for the fillet wound dressing as claimed in claim 2, wherein the waste suction assembly comprises a waste cavity, one end of the waste cavity is provided with a waste suction port, the waste suction port is arranged close to the waste blanking point, and the waste suction power source is connected with the other end of the waste cavity.

6. A die-cut production device for a rounded wound dressing according to any of claims 1-5, wherein the width of the cutting edge is larger than the width of the wound dressing.

7. The die-cutting production device of the fillet wound dressing as claimed in any one of claims 1 to 5, wherein the rotary power source adopts a servo motor.

8. The die cutting production device of the fillet wound dressing according to any one of claims 1 to 5, wherein the waste suction power source adopts an induced draft fan.