CN212475525U

CN212475525U - Plastic film cutting mechanism

Info

Publication number: CN212475525U
Application number: CN202020072860.7U
Authority: CN
Inventors: 杨琦; 尹太阳
Original assignee: Suzhou Tingyihua Environmental Protection Technology Co ltd
Current assignee: Suzhou Tingyihua Environmental Protection Technology Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2021-02-05
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a plastic film cutting mechanism, which belongs to the technical field of film cutting, and comprises a rectangular base, wherein a fixed knife is fixedly arranged on the upper part of the surface of the base, the upper end surface of the fixed knife is flush with the upper end surface of the base, a cutting base is fixedly arranged below the fixed knife, the upper end surface of the cutting base is connected with a cutting fixed plate through a rotating shaft, the reverse side of the cutting fixed plate is provided with a buffer mechanism, the buffer mechanism comprises a buffer bottom plate, a spring and a slow punching plate, the buffer bottom plate is fixed on the cutting fixed plate, a moving knife matched with the fixed knife is fixed on the left side surface, one end of the spring is fixed on the cutting fixed plate, the other end of the spring is fixed on a buffer pressing plate which can be matched with a gasket, the gasket is fixed on the fixed knife, the plastic film cutting mechanism has a simple structure, realizes the automatic clamping function after, automation of the film is achieved.

Description

Plastic film cutting mechanism

Technical Field

The utility model belongs to the technical field of the membrane cuts off, concretely relates to plastic film shutdown mechanism.

Background

The plastic film is a film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, is used for packaging and used as a film coating layer, has wide application, is mainly used for packaging in the industries such as chemical industry, food industry, grain industry, feed and the like, has low cutting efficiency for the plastic film in the existing packaging machine, has single function in the cutting process, needs to be manually pulled again after the cutting is finished, and develops an automatic cutting mechanism which is automatically clamped and does not need manual intervention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic film shutdown mechanism to solve membrane cutting device function singleness, need manual intervention's problem after cutting off.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic film cutting mechanism comprises a rectangular base, wherein a fixed cutter is fixedly arranged on the upper portion of the surface of the base, the upper end face of the fixed cutter is flush with the upper end face of the base, a cutting base is fixedly arranged below the fixed cutter, the upper end face of the cutting base is connected to a cutting fixing plate through a rotating shaft, a buffer mechanism is arranged on the reverse side of the cutting fixing plate, the buffer mechanism comprises a buffer bottom plate, a spring and a buffer pressing plate, the buffer bottom plate is fixed on the cutting fixing plate, a movable cutter matched with the fixed cutter is fixedly arranged on the left side face of the buffer bottom plate, one end of the spring is fixedly arranged on the cutting fixing plate, the other end of the spring is fixedly arranged on a buffer pressing plate capable of being matched with a gasket;

cut off the fixed plate openly and install and cut off the cylinder, cut off the cylinder and be fixed in through 4 at least screw rods and cut off the fixed plate, the cross section of gasket, stationary knife and buffer plate is the rectangle, and length is all the same, and the width is all the same.

Preferably, the below that cuts off the cylinder is equipped with the connecting rod, the connecting rod is the Y type, and the upper end is equipped with the turn trough, is equipped with the dwang in the turn trough to through bolt through connection in both sides face, the dwang is fixed in and cuts off the fixed plate openly, the lower extreme of connecting rod is equipped with the screw of being connected with the push rod.

Preferably, the push rod is connected to a piston rod of the pressing cylinder, the bottom surface of the pressing cylinder is fixed on a cylinder base, and the cylinder base is vertically fixed on one side, far away from the fixed knife, of the base.

Preferably, the gasket is made of soft materials and rubber.

Preferably, the pressing cylinder and the cutting cylinder are both electrically connected with the controller.

Preferably, the number of the springs is at least 4.

The utility model discloses a technological effect and advantage: this plastic film shutdown mechanism, simple structure has realized cutting off back self-holding's function, has reduced artificial intervention, has realized the automation of membrane, and buffer gear includes buffer bottom plate, spring and slow-release ram plate, cuts off the yield height, can continue the centre gripping with the plastic film after cutting off, guarantees the continuous operation ability of equipment.

Drawings

Fig. 1 is a schematic structural view of the present invention;

in the figure: 1-base, 2-cylinder base, 3-pressing cylinder, 4-buffer mechanism, 5-push rod, 6-connecting rod, 7-cutting cylinder, 8-cutting base, 9-moving knife, 10-fixed knife, 11-gasket, 12-cutting fixing plate, 41-buffer bottom plate, 42-spring and 43-buffer pressing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a plastic film cutting mechanism as shown in the figure, which comprises a rectangular base 1, a fixed cutter 10 is fixedly arranged on the upper part of the surface of the base 1, the upper end surface of the fixed cutter 10 is flush with the upper end surface of the base 1, a cutting base 8 is fixedly arranged below the fixed cutter 10, a connecting rod 6 is arranged below a cutting cylinder 7, the connecting rod 6 is Y-shaped, the upper end is provided with a rotary groove, the rotary groove is internally provided with a rotary rod and is connected with two side surfaces through a bolt, the rotary rod is fixedly arranged on the front surface of a cutting fixing plate 12, the lower end of the connecting rod 6 is provided with a screw hole connected with a push rod 5, the push rod 5 is connected with a piston rod of a pressing cylinder 3, the bottom surface of the pressing cylinder 3 is fixedly arranged on a cylinder base 2, the cylinder base 2 is vertically fixed on one side of the base 1 far away from the, the buffer mechanism 4 comprises a buffer bottom plate 41, a spring 42 and a buffer pressing plate 43, the buffer bottom plate 41 is fixed on the cutting fixing plate 12, the moving blade 9 matched with the fixed blade 10 is fixed on the left side face of the buffer bottom plate, one end of the spring 42 is fixed on the cutting fixing plate 12, the other end of the spring 42 is fixed on the buffer pressing plate 43 matched with the gasket 11, the number of the springs 42 is at least 4, the buffer mechanism is more stable, and the gasket 11 is fixed on the fixed blade 10; gasket 11 is soft material, and the material is rubber, cuts off fixed plate 12 and openly installs and cut off cylinder 7, and the cross section of gasket 11, stationary knife 10 and slow stamping plate 43 is the rectangle, and length is the same, and the width is the same, compress tightly cylinder 3 and cut off cylinder 7 and all with controller electrical connection, the controller has control cylinder's work function.

The working principle is as follows: according to the plastic film cutting mechanism, a plastic film enters the middle position of the movable cutter 9 and the fixed cutter 10, the pressing cylinder 3 works, the piston rod enables the push rod 5 to ascend, so that the connecting rod 6 moves upwards, the plastic film is pressed through the buffer mechanism 4, the cutting cylinder 7 quickly impacts, and the plastic film is cut off by quickly closing the knife edge from bottom to top.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a plastic film shutdown mechanism, includes base (1) of cuboid, its characterized in that: the upper part of the surface of the base (1) is fixedly provided with a fixed cutter (10), the upper end surface of the fixed cutter (10) is flush with the upper end surface of the base (1), a cutting base (8) is fixed below the fixed knife (10), the upper end surface of the cutting base (8) is connected with a cutting fixing plate (12) through a rotating shaft, the reverse side of the cutting fixing plate (12) is provided with a buffer mechanism (4), the buffer mechanism (4) comprises a buffer bottom plate (41), a spring (42) and a buffer plate (43), the buffer bottom plate (41) is fixed on the cutting fixing plate (12), and the left side surface is fixed with a moving knife (9) matched with the fixed knife (10), one end of a spring (42) is fixed on the cutting fixing plate (12), the other end of the spring (42) is fixed on a buffer pressure plate (43) matched with the gasket (11), and the gasket (11) is fixed on the fixed knife (10);

cut off fixed plate (12) openly and install and cut off cylinder (7), the cross section of gasket (11), stationary knife (10) and buffer plate (43) is the rectangle, and length is all the same, and the width is all the same.

2. The plastic film cutting mechanism according to claim 1, wherein: the below that cuts off cylinder (7) is equipped with connecting rod (6), connecting rod (6) are the Y type, and the upper end is equipped with the turn trough, are equipped with the dwang in the turn trough, and the dwang passes through bolt through connection in both sides face, the dwang is fixed in and cuts off fixed plate (12) openly, the lower extreme of connecting rod (6) is equipped with the screw of being connected with push rod (5).

3. The plastic film cutting mechanism according to claim 2, wherein: the push rod (5) is connected to a piston rod of the pressing cylinder (3), the bottom surface of the pressing cylinder (3) is fixed on the cylinder base (2), and the cylinder base (2) is vertically fixed on one side, far away from the fixed knife (10), of the base (1).

4. The plastic film cutting mechanism according to claim 1, wherein: the gasket (11) is made of soft materials and rubber.

5. The plastic film cutting mechanism according to claim 3, wherein: the pressing cylinder (3) and the cutting cylinder (7) are electrically connected with the controller.

6. The plastic film cutting mechanism according to claim 1, wherein: the number of the springs (42) is at least 4.