CN220197854U - High-precision film shearing device - Google Patents

Abstract

The utility model discloses a high-precision film shearing device which comprises a workbench, wherein fixing frames are arranged at two ends of the upper part of the workbench, a screw is connected with the middle part of the upper part of the fixing frames in a threaded manner, a rotating handle is fixedly connected to the upper end of the screw, a pressing plate is connected to the lower part of the screw in a rotating manner, sliding grooves are arranged at two ends of the inner side of the fixing frames, sliding blocks are fixedly connected to two ends of the pressing plate, the sliding blocks are slidably connected to the inside of the sliding grooves, the two ends of a film can be pressed through the arrangement of the screw, the rotating handle and the pressing plate, the stability of the film in shearing is ensured, the situation of wrinkling and offset cannot occur, the precision of the device is improved, and meanwhile, a driving assembly and a bidirectional screw are arranged to enable a threaded block to drive a pressing assembly to adjust, so that the device can be suitable for film shearing works of different lengths, and the application range of the device is improved.

Description

High-precision film shearing device

Technical Field

The utility model relates to the field of film shearing devices, in particular to a high-precision film shearing device.

Background

At present, the packaging bag is widely used in daily life and work due to the characteristics of convenience and simplicity in use and carrying. The plastic products comprise polyethylene plastic products, polypropylene plastic products and polyvinyl chloride plastic products. The plastic products not only can protect products and facilitate transportation, but also can promote sales and beautify the products;

at present, the used film shearing device is lack of corresponding compression limiting assemblies at two ends of a film in the use process, and a cutting knife can generate certain pressure on the film during shearing, so that the film can be wrinkled and offset, the original cutting position is deviated, and the cutting precision and subsequent use of the film are affected.

Disclosure of Invention

The utility model aims to provide a high-precision film shearing device, which solves the problems that the film is wrinkled and offset due to the fact that corresponding compression limiting assemblies are lack at two ends of the film and a certain pressure is generated on the film by a cutting knife during shearing in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme that the high-precision film shearing device comprises a workbench, wherein fixing frames are arranged at two ends above the workbench, a screw is connected with the middle part of the upper part of the fixing frames in a threaded manner, the upper end of the screw is fixedly connected with a rotating handle, and a pressing plate is connected with the lower part of the screw in a rotating manner;

the inside both ends of mount are provided with the spout, the both ends fixedly connected with slider of clamp plate, slider sliding connection is in the inside of spout.

As a further description of the above technical solution: two driving motors are arranged on one side of the workbench, and bidirectional screws are arranged at the output ends of the driving motors in a penetrating manner.

As a further description of the above technical solution: the two-way screw is connected with two thread blocks in a threaded manner, and grooves are formed in the two ends of the workbench in a penetrating manner.

As a further description of the above technical solution: the thread blocks penetrate through the grooves and are outwards provided with fixing blocks, and the fixing blocks are fixedly connected with the fixing frame.

As a further description of the above technical solution: the middle part of the upper part of the workbench is fixedly connected with a connecting frame, and the upper end of the connecting frame is provided with an air cylinder.

As a further description of the above technical solution: the extension end of cylinder runs through and is provided with the cutting knife downwards, inboard both ends fixedly connected with sliding seat of link, cutting knife sliding connection is in the inside of sliding seat, the below of cutting knife corresponds and is provided with the cutting groove.

As a further description of the above technical solution: and the lower four ends of the workbench are fixedly connected with supporting legs.

The utility model has the following beneficial effects:

1. compared with the prior art, the high-precision film shearing device has the advantages that the screw rod, the rotating handle and the pressing plate are arranged to tightly press the two ends of the film, so that the stability of the film in shearing is ensured, the situation of wrinkling and deviation cannot occur, the precision of the device is improved, meanwhile, the driving assembly and the bidirectional screw rod are arranged to enable the screw thread block to drive the pressing assembly to adjust, and therefore the high-precision film shearing device can be suitable for film shearing works with different lengths, and the application range of the device is improved;

2. compared with the prior art, the high-precision film shearing device can shear the film by arranging the air cylinder and the cutting knife, and meanwhile, the sliding seat can ensure the stability of the cutting knife during lifting.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further illustrated by the following figures and examples;

FIG. 1 is a schematic view showing the overall structure of a high-precision film shearing device according to the present utility model;

FIG. 2 is a schematic view of a bi-directional screw assembly of a high-precision film shearing apparatus according to the present utility model;

FIG. 3 is a schematic diagram of the structure of FIG. 1A;

fig. 4 is a schematic structural diagram of B in fig. 1.

Legend description:

1. a cylinder; 2. rotating the handle; 3. a driving motor; 4. support legs; 5. a connecting frame; 6. a fixed block; 7. a fixing frame; 8. a screw; 9. a cutting knife; 10. a screw block; 11. a bidirectional screw; 12. slotting; 13. a sliding seat; 14. a chute; 15. a slide block; 16. a pressing plate; 17. cutting a groove; 18. a working table.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the high-precision film shearing device comprises a workbench 18, wherein fixing frames 7 are arranged at two ends of the upper part of the workbench 18, a screw rod 8 is connected with the middle part of the upper part of the fixing frames 7 in a threaded manner, a rotating handle 2 is fixedly connected to the upper end of the screw rod 8, the screw rod 8 can be driven to rotate by rotating the rotating handle 2 above, and a pressing plate 16 is connected to the lower part of the screw rod 8 in a rotating manner;

the sliding grooves 14 are formed in the two ends of the inner side of the fixing frame 7, the sliding blocks 15 are fixedly connected to the two ends of the pressing plate 16, the sliding blocks 15 are slidably connected in the sliding grooves 14, and the pressing plate 16 can be limited through cooperation between the sliding grooves 14 and the sliding blocks 15, so that the screw rod 8 can drive the pressing plate 16 to move downwards under the action of threaded connection, the pressing plate 16 can compress and limit the two ends of a film, wrinkling and deviation during shearing are prevented, and the shearing precision of the whole device is improved;

two driving motors 3 are arranged on one side of the workbench 18, the output ends of the driving motors 3 penetrate through and inwards are provided with two-way screw rods 11, the two-way screw rods 11 can rotate by starting the driving motors 3, two threaded blocks 10 are connected to the two-way screw rods 11 in a threaded mode, grooves 12 are formed in the two ends of the workbench 18 in a penetrating mode, the threaded blocks 10 penetrate through the grooves 12 and are outwards provided with fixing blocks 6, the fixing blocks 6 are fixedly connected with a fixing frame 7, the threaded blocks 10 can drive the fixing blocks 6 and the fixing frame 7 to move relatively under the action of the threaded connection and the grooves 12, and therefore the distance between two compression assemblies is adjusted, and the two-way screw rod pressing machine is suitable for compressing and limiting films with different sizes;

the middle part of the upper part of the workbench 18 is fixedly connected with the connecting frame 5, the upper end of the connecting frame 5 is provided with the air cylinder 1, the extending end of the air cylinder 1 is provided with the cutting knife 9 downwards in a penetrating way, the cutting knife 9 can be driven to lift through the starting air cylinder 1, so that the shearing work of a film can be realized, the two ends of the inner side of the connecting frame 5 are fixedly connected with the sliding seat 13, the cutting knife 9 is slidingly connected in the sliding seat 13, the cutting groove 17 is correspondingly arranged below the cutting knife 9, the stability of the cutting knife 9 during lifting can be ensured through the sliding seat 13, and meanwhile, the cutting groove 17 is arranged to correspond to the shearing position of the film, so that the shearing is convenient;

the four ends in the lower part of the workbench 18 are fixedly connected with supporting legs 4, and the whole device can be supported through the supporting legs 4 at the bottom, so that the stability of the device in use is ensured.

Working principle: when the device is used, firstly, films are tiled on the workbench 18, then the driving motor 3 is started to enable the bidirectional screw 11 to rotate, the threaded block 10 can drive the fixed block 6 and the fixed frame 7 to perform relative motion under the action of the threaded connection and the grooving 12, the distance between two compaction assemblies is adjusted, the device is suitable for films with different sizes, then the rotating handle 2 above the rotating handle is rotated to drive the screw 8 to rotate, the screw 8 can drive the pressing plate 16 to move downwards under the action of the threaded connection, the pressing plate 16 can compress and limit the two ends of the films, the situation of wrinkling and offset during shearing is prevented, the shearing precision of the whole device is increased, and then the starting cylinder 1 can drive the cutting knife 9 to move downwards, so that the shearing work of the films can be realized, and the practicability and the convenience of the device are realized.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (7)

1. The high-precision film shearing device comprises a workbench (18), and is characterized in that fixing frames (7) are arranged at two ends of the upper part of the workbench (18), a screw (8) is connected with the middle part of the upper part of the fixing frames (7) in a threaded manner, a rotating handle (2) is fixedly connected to the upper end of the screw (8), and a pressing plate (16) is connected to the lower part of the screw (8) in a rotating manner;

the fixing frame is characterized in that sliding grooves (14) are formed in two ends of the inner side of the fixing frame (7), sliding blocks (15) are fixedly connected to two ends of the pressing plate (16), and the sliding blocks (15) are slidably connected to the inner portions of the sliding grooves (14).

2. The high-precision film shearing apparatus as recited in claim 1, wherein two driving motors (3) are disposed on one side of the workbench (18), and bidirectional screws (11) are disposed at output ends of the driving motors (3) in a penetrating manner.

3. The high-precision film shearing apparatus as recited in claim 2, wherein two thread blocks (10) are screwed on the bidirectional screw (11), and slots (12) are formed at both ends of the workbench (18) in a penetrating manner.

4. A high-precision film shearing apparatus as recited in claim 3, wherein said screw block (10) is provided with a fixing block (6) extending outwardly through said slot (12), said fixing block (6) being fixedly connected to said fixing frame (7).

5. The high-precision film shearing device according to claim 1, wherein a connecting frame (5) is fixedly connected to the middle part of the upper part of the workbench (18), and an air cylinder (1) is arranged at the upper end of the connecting frame (5).

6. The high-precision film shearing device according to claim 5, wherein the extending end of the air cylinder (1) is provided with a cutting knife (9) downwards in a penetrating manner, two ends of the inner side of the connecting frame (5) are fixedly connected with sliding seats (13), the cutting knife (9) is slidably connected in the sliding seats (13), and a cutting groove (17) is correspondingly formed below the cutting knife (9).

7. The high-precision film shearing apparatus as recited in claim 1, wherein the lower four ends of said table (18) are fixedly connected with support legs (4).