CN114013756A

CN114013756A - Film cutting device suitable for various different films

Info

Publication number: CN114013756A
Application number: CN202111285904.XA
Authority: CN
Inventors: 张亚静; 赵兴亮; 周鸩; 张晓伟; 赵勇; 滕修春
Original assignee: Inner Mongolia Ruifeng Agricultural And Animal Husbandry Equipment Co ltd; Wuhu Ruifeng Agricultural And Animal Husbandry Equipment Co ltd
Current assignee: Inner Mongolia Ruifeng Agricultural And Animal Husbandry Equipment Co ltd; Wuhu Ruifeng Agricultural And Animal Husbandry Equipment Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-02-08
Anticipated expiration: 2041-11-02
Also published as: CN114013756B

Abstract

The invention relates to a film cutting device suitable for various films, which belongs to the technical field of film winding machines and comprises a base, a tool rest, an upper arm, a lower arm and a press arm, wherein the tool rest is arranged on the base, an electric push rod is arranged on the tool rest and is rotationally connected with the tool rest, the upper end of the upper arm is provided with a film cutting structure and a pressing structure, the bottom of the press arm is provided with a connecting rod, one end of the upper arm and one end of the lower arm are both rotationally connected with the connecting rod, the press arm comprises an adjusting seat and a double press rod, the double press rod is arranged on the adjusting seat, the adjusting seat is provided with a notch and a square hole, the square hole penetrates through the notch, one end of the double press rod is provided with the square hole, one end of the double press rod provided with the square hole is arranged in the notch, and a square nail is arranged in the square hole for fixing, the designed structure can realize the cutting of the films made of different materials by changing the installation mode of different press rods, namely when the two press rods can be parallel or not parallel, the defect that the thick film is cut continuously because the two pressure rods cannot be adjusted is overcome.

Description

Film cutting device suitable for various different films

Technical Field

The invention belongs to the technical field of film wrapping machines, and particularly relates to a film cutting machine suitable for various different films.

Background

The film winding machine is a packing machine with electric device, and uses the tension of stretching film to wind various bulk or whole objects to pack them into a whole.

When the film winding machine works, because the films are different in quality, some films are thick and good in quality and are not easy to cut off, the films are wound to be clamped, manual intervention is needed, and the efficiency is low.

Disclosure of Invention

1. Technical problem to be solved by the invention

The object of the present invention is to solve the above drawbacks.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

the invention relates to a film cutting device suitable for various different films, which comprises a base, a tool rest, an upper arm, a lower arm and a pressing arm, wherein the tool rest is installed on the base, an electric push rod is arranged on the tool rest, the upper arm and the lower arm are both rotatably connected with the tool rest, an output shaft of the electric push rod is rotatably connected with the bottom of the upper arm, the electric push rod is rotatably connected with the tool rest, a film cutting structure and a pressing structure are arranged at the upper end of the upper arm, a connecting rod is arranged at the bottom of the pressing arm, one ends of the upper arm and the lower arm are both rotatably connected with the connecting rod, the pressing arm comprises an adjusting seat and a double pressing rod, the double pressing rod is installed on the adjusting seat, a notch and a square hole are formed in the adjusting seat, the square hole penetrates through the notch, one end of the double pressing rod is provided with the square hole, and a square nail is arranged in the square hole for fixing.

Preferably, the upper end of the upper arm is provided with a mounting seat and a balance rod, the middle of the balance rod is rotatably connected with the mounting seat, and the film cutting structure and the pressing structure are respectively mounted at two ends of the balance rod.

Preferably, the film cutting structure comprises a cutter holder and a serrated knife, the serrated knife is mounted on the cutter holder, and the cutter holder is fixedly connected with the balance rod.

Preferably, the pressing structure comprises a pressing seat, a spring group and a supporting plate, the supporting plate is installed on the pressing seat through the spring group, and the pressing seat is fixed on the balance rod.

Preferably, the bottom of the two ends of the balancing rod is provided with a return spring.

Preferably, the tool rest is of a U-shaped structure, the electric push rod is installed in the tool rest, and the symmetry planes of the electric push rod, the upper arm and the lower arm are located on the same plane.

Preferably, the upper end surface of the support plate is concavely curved.

3. Advantageous effects

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

(1) the film cutting device suitable for various different films solves the problem that the conventional two pressing rods cannot be adjusted to cut thicker films continuously.

(2) The film cutting device suitable for various different films has the advantages of large film pressing area and good effect.

Drawings

FIG. 1 is a schematic structural diagram of a film cutting device adapted to a plurality of different films according to the present invention;

FIG. 2 is a schematic structural diagram of an upper arm of a film cutting device for accommodating a plurality of different films according to the present invention;

FIG. 3 is a schematic side view of a film cutting apparatus according to the present invention;

fig. 4 is a schematic structural diagram of a pressing arm of a film cutting device suitable for a plurality of different films according to the present invention.

The reference numerals in the schematic drawings illustrate:

100. a base;

200. a tool holder; 210. an electric push rod;

300. an upper arm; 310. cutting the membrane structure; 311. a tool apron; 312. a serrated knife; 320. a compression structure; 321. a pressing seat; 322. a spring set; 323. a support plate; 330. a mounting seat; 340. a balancing pole; 350. a return spring;

400. a lower arm;

500. pressing the arm; 510. a connecting rod; 520. an adjusting seat; 530. double pressure pole.

Detailed Description

In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in many different forms and are not limited to the embodiments described herein, but rather are provided for the purpose of providing a more thorough disclosure of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1-4, the film cutting device for multiple different films of this embodiment includes a base 100, a tool holder 200, an upper arm 300, a lower arm 400, and a pressing arm 500, wherein the tool holder 200 is mounted on the base 100, the tool holder 200 is provided with an electric push rod 210, both the upper arm 300 and the lower arm 400 are rotatably connected to the tool holder 200, an output shaft of the electric push rod 210 is rotatably connected to the bottom of the upper arm 300, the electric push rod 210 is rotatably connected to the tool holder 200, the upper end of the upper arm 300 is provided with a film cutting structure 310 and a pressing structure 320, the bottom of the pressing arm 500 is provided with a connecting rod 510, one end of each of the upper arm 300 and the lower arm 400 is rotatably connected to the connecting rod 510, the pressing arm 500 includes an adjusting seat 520 and a double pressing rod 530, the double pressing rod 530 is mounted on the adjusting seat 520, the adjusting seat 520 is provided with a slot and a square hole, the square hole penetrates through the slot, one end of the double pressing rod 530 is provided with a square hole, one end of the double pressing rod 530 is mounted in the slot, it is fixed that the square hole is equipped with the square nail, the structure of this design, two depression bars 530 are two depression bars promptly, two depression bars press the membrane, wherein cut the below that membrane structure 310 is located the clearance department between two depression bars, two depression bars 530 push down during the use, the membrane is cut off, consequently, the mounting means through changing the depression bar of difference is two depression bars can be parallel also can be nonparallel in the time, two depression bars are different to the pressure of membrane, can realize cutting off to the membrane of different materials, solved two depression bars before can not adjust the thick membrane of cutting that brings and cut continuous defect, the square hole through opening different angles on the depression bar of difference changes the contained angle of two depression bars in the back of installation, improve and cut down the limit.

The upper end of the upper arm 300 of this embodiment is provided with a mounting seat 330 and a balance bar 340, the middle part of the balance bar 340 is rotatably connected with the mounting seat 330, a film cutting structure 310 and a pressing structure 320 are respectively installed at two ends of the balance bar 340, the film cutting structure 310 comprises a tool apron 311 and a serrated knife 312, the serrated knife 312 is installed on the tool apron 311, the tool apron 311 is fixedly connected with the balance bar 340, the pressing structure 320 comprises a pressing seat 321, a spring group 322 and a supporting plate 323, the supporting plate 323 is installed on the pressing seat 321 through the spring group 322, the pressing seat 321 is fixed on the balance bar 340, and the bottoms of the two ends of the balance bar 340 are provided with a return spring 350.

The design is that when the double-pressure rod 530 is pressed downwards, one pressure rod presses the compression structure 320, the film is cut off, wherein the pressure rod further presses the spring group 322 in the compression structure 320 to be compressed, the compression structure 320 descends to drive the film cutting structure 310 to ascend, the film is better cut off, after the film cutting is finished, the double-pressure rod 530 ascends, and the film cutting structure 310 and the compression structure 320 are reset under the action of the reset spring 350 to keep stable.

The tool rest 200 of the embodiment is of a U-shaped structure, the electric push rod 210 is installed in the tool rest 200, and the symmetrical surfaces of the electric push rod 210, the upper arm 300 and the lower arm 400 are located on the same plane, so that the upper arm 300 and the lower arm 400 can be adjusted better to perform linkage operation, and meanwhile, the electric push rod 210 is protected to prevent impurities from entering.

The upper end surface of the supporting plate 323 of the embodiment is a concave arc, and the bottom of the pressure lever is also an arc surface, so that the contact area for pressing is increased and the pressing effect is improved during actual use.

The above-mentioned embodiments only express a certain implementation mode of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which are within the protection scope of the present invention; therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a cut membrane device that adapts to multiple different membrane which characterized in that: including base (100), knife rest (200), upper arm (300), lower arm (400) and pressure arm (500), knife rest (200) is installed on base (100), be equipped with electric putter (210) on knife rest (200), upper arm (300) and lower arm (400) all rotate with knife rest (200) and are connected, the output shaft of electric putter (210) rotates with the bottom of upper arm (300) and is connected, electric putter (210) rotate with knife rest (200) and are connected, the upper end of upper arm (300) is equipped with film cutting structure (310) and compact structure (320), the bottom of pressure arm (500) is equipped with connecting rod (510), the one end of upper arm (300) and lower arm (400) all rotates with connecting rod (510) and is connected, pressure arm (500) are including adjusting seat (520) and two depression bars (530), two depression bars (530) are installed on adjusting seat (520), the adjusting seat (520) is provided with a notch and a square hole, the square hole penetrates through the notch, the square hole is formed in one end of the double-pressing rod (530), provided with the square hole, is installed in the notch, and a square nail is arranged in the square hole and fixed.

2. The film cutting device for a plurality of different films according to claim 1, wherein: the upper end of upper arm (300) is equipped with mount pad (330) and balancing pole (340), the middle part and the mount pad (330) of balancing pole (340) are rotated and are connected, cut membrane structure (310) and compact structure (320) and install the both ends at balancing pole (340) respectively.

3. The film cutting device for accommodating a plurality of different films according to claim 2, wherein: the film cutting structure (310) comprises a tool apron (311) and a serrated knife (312), the serrated knife (312) is installed on the tool apron (311), and the tool apron (311) is fixedly connected with a balance rod (340).

4. The film cutting device for accommodating a plurality of different films according to claim 2, wherein: the pressing structure (320) comprises a pressing seat (321), a spring group (322) and a supporting plate (323), the supporting plate (323) is installed on the pressing seat (321) through the spring group (322), and the pressing seat (321) is fixed on the balance rod (340).

5. The film cutting device for accommodating a plurality of different films according to claim 2, wherein: and the bottoms of the two ends of the balancing rod (340) are provided with return springs (350).

6. The film cutting device for a plurality of different films according to claim 1, wherein: the tool rest (200) is of a U-shaped structure, the electric push rod (210) is installed in the tool rest (200), and the symmetry planes of the electric push rod (210), the upper arm (300) and the lower arm (400) are located on the same plane.

7. The film cutting device for a plurality of different films according to claim 4, wherein: the upper end surface of the supporting plate (323) is in a concave arc shape.