CN220548362U - Plastic film cuts positioner - Google Patents

Abstract

The utility model provides a plastic film cutting and positioning device. Including the base, the base top is equipped with C type frame, C type frame top is equipped with electric putter, electric putter's rod end is fixed with the backup pad, backup pad bottom demountable installation cuts the sword, C type frame inboard lower wall symmetry rotates and is connected with the locating roll of arranging in the sword both sides in, backup pad bottom symmetry is equipped with the location structure of arranging in directly over the locating roll, base top both ends symmetry is equipped with the fixed block of arranging in C type frame both sides, be equipped with the backing roll between the fixed block, backing roll both sides wall symmetry is equipped with the axis of rotation of wearing out the fixed block, the motor is installed to base side wall, be equipped with the belt pulley in the axis of rotation of one side. The rotation of the supporting roller can facilitate the conveying of the plastic film; through location structure, under buffer spring's effect, can press from both sides flexible clamp positioning of plastic film between positioning roller and arc locating plate, avoid plastic film displacement, appear cutting and drag, cause the tangent plane to cut the not orderly condition.

Description

Plastic film cuts positioner

Technical Field

The utility model provides a plastic film cutting and positioning device, and belongs to the technical field of plastic film cutting.

Background

Plastic packages and plastic packaging products have a larger and larger share in the market, particularly composite plastic flexible packages, have been widely applied to the fields of food, medicine, chemical industry and the like, wherein the plastic packages and the plastic packaging products have the largest proportion, such as beverage packages, quick-frozen food packages, steamed food packages, snack food packages and the like, and the plastic packaging products bring great convenience to life of people. In the production process, the plastic film is generally wound on a paper tube to form a film roll, and when the plastic film is used, a cutting device is required to cut the plastic film into a certain length.

At present, when the plastic film is folded and unfolded, the existing cutting device cannot be convenient for conveying the plastic film; and when cutting, because the cutting knife lacks corresponding location structure, can cause certain pressure to plastic film when cutting, lead to the plastic film displacement, appear cutting and drag, cause the tangent plane to cut the condition of irregularity. Based on the above, the utility model provides a plastic film cutting and positioning device.

Disclosure of Invention

In order to solve the problems in the background technology, the plastic film cutting and positioning device provided by the utility model has the advantages that the rotation of the supporting roller can be convenient for conveying the plastic film; can press from both sides flexible clamp positioning of plastic film between positioning roller and arc locating plate, avoid plastic film displacement, appear cutting and pull, cause the tangent plane to cut the untidy condition.

The utility model provides a plastic film cutting and positioning device, which adopts the technical proposal that: including the base, the base top is equipped with C type frame, C type frame top is equipped with electric putter, electric putter's rod end is fixed with the backup pad of arranging C type frame inboard in, backup pad bottom demountable installation has the cutting knife, C type frame inboard lower wall symmetry rotation is connected with the locating roll of arranging in the cutting knife both sides, backup pad bottom symmetry is equipped with the location structure of arranging in directly over the locating roll, base top both ends symmetry is equipped with the fixed block of arranging in C type frame both sides, be equipped with the backing roll between the fixed block, backing roll both sides wall symmetry is equipped with the axis of rotation of wearing out the fixed block, base side wall install with one side the motor that the axis of rotation tip is connected, one side be equipped with the belt pulley in the axis of rotation, be equipped with assorted belt between the belt pulley.

Further, the location structure includes the rectangle case, sliding connection has the slide in the rectangle case, slide bottom symmetry is equipped with the connecting rod that wears out the rectangle case bottom, the connecting rod bottom is fixed with the arc locating plate of arranging in the locating roller top.

Further, a buffer spring is arranged between the top in the rectangular box and the top of the sliding plate, and the arc-shaped positioning plate is lower than the cutting knife in a normal state, so that the plastic film is flexibly clamped and positioned.

Further, the rod end of the electric push rod is inserted into the inner side of the C-shaped frame, and the top of the supporting plate is symmetrically provided with a limiting rod penetrating through the top of the C-shaped frame, so that the limiting effect on the supporting plate is achieved.

Further, the end part of the rotating shaft on the other side is provided with a shaft sleeve arranged on the side wall of the fixed block.

Further, one side of the motor is provided with an output shaft fixedly connected with the end part of the rotating shaft.

The utility model has the beneficial effects that: the rotation of the supporting roller can facilitate the conveying of the plastic film; through location structure, under buffer spring's effect, can press from both sides flexible clamp positioning of plastic film between positioning roller and arc locating plate, cut the cutter and move to being less than the cutting state of arc locating plate this moment for cut the cutter and cut plastic film, avoid plastic film displacement, appear cutting and drag, cause the tangent plane to cut the not neat condition.

Drawings

FIG. 1 is a schematic view of a plastic film cutting and positioning device according to the present utility model.

Fig. 2 is a schematic plan view 1 of a plastic film cutting and positioning device according to the present utility model.

Fig. 3 is a schematic plan view of a plastic film cutting and positioning device 2 according to the present utility model.

Fig. 4 is a schematic view of a part of a plastic film cutting and positioning device according to the present utility model.

Fig. 5 is a schematic plan view of a plastic film cutting and positioning device of the present utility model, shown in fig. 3.

1. A base; 2. a C-shaped frame; 3. an electric push rod; 4. a support plate; 5. a cutting knife; 6. a positioning roller; 7. a fixed block; 8. a support roller; 9. a rotating shaft; 10. a motor; 11. a belt pulley; 12. a belt; 13. a rectangular box; 14. a slide plate; 15. a connecting rod; 16. an arc-shaped positioning plate; 17. a buffer spring; 18. a limit rod; 19. a shaft sleeve; 20. an output shaft.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

According to the drawings: the utility model provides a plastic film cutting and positioning device which comprises: including base 1, base 1 top is equipped with C type frame 2, C type frame 2 top is equipped with electric putter 3, electric putter 3's rod end is fixed with the backup pad 4 of arranging C type frame 2 inboard in, backup pad 4 bottom demountable installation cuts out cutter 5, C type frame 2 inboard lower wall symmetry rotates and is connected with the locating roll 6 of arranging in cutting out cutter 5 both sides, backup pad 4 bottom symmetry is equipped with the location structure of arranging in locating roll 6 directly over, base 1 top both ends symmetry is equipped with the fixed block 7 of arranging C type frame 2 both sides in, be equipped with backing roll 8 between the fixed block 7, backing roll 8 both sides wall symmetry is equipped with the axis of rotation 9 of wearing out the fixed block 7, be equipped with belt pulley 11 on one side axis of rotation 9 of base 1, be equipped with assorted belt 12 between the belt pulley 11, when carrying out plastic film and receive and release, it rotates to arrange backing roll 8, the locating roll 6 top to drive output shaft 20 through starter motor 10, and then drive the axis of rotation 9 of rotation of linking, and then drive backing roll 8, belt pulley 11 rotates, and through belt 12 assorted lower belt pulley 11 drives another backing roll 8 and can rotate, and then drive another backing roll 8 and can rotate conveniently.

As an alternative embodiment, the positioning structure includes a rectangular box 13, a sliding plate 14 is slidably connected in the rectangular box 13, a connecting rod 15 penetrating through the bottom of the rectangular box 13 is symmetrically arranged at the bottom of the sliding plate 14, an arc positioning plate 16 arranged above the positioning roller 6 is fixed at the bottom of the connecting rod 15, a buffer spring 17 is arranged between the top of the rectangular box 13 and the top of the sliding plate 14, the arc positioning plate 16 is lower than the cutting knife 5 in a normal state, when the cutting is needed, the electric push rod 3 is started to drive the supporting plate 4 to move downwards, and then drive the positioning structure and the cutting knife 5 to move downwards until the arc positioning plate 16 moves downwards to be attached to the upper surface of the plastic film, the relative position is fixed, then the electric push rod 3 continues to work to drive the supporting plate 4 to move downwards, and the cutting knife 5 can be cut to a state lower than the positioning plate 16 because the arc positioning plate 16 is fixed at the relative position of the arc positioning plate 6, and the sliding plate 14 slides upwards in the rectangular box 13, and then the buffer spring 17 is compressed, and the plastic film can be flexibly clamped and positioned between the positioning roller 6 and the arc positioning plate 16, and the cutting knife 5 is cut.

As an alternative embodiment, the rod end of the electric push rod 3 is inserted into the inner side of the C-shaped frame 2, and the top of the supporting plate 4 is symmetrically provided with a limiting rod 18 penetrating through the top of the C-shaped frame 2, so as to play a role in limiting the supporting plate 4.

As an alternative embodiment, the end of the other rotary shaft 9 is provided with a sleeve 19 placed on the side wall of the fixed block 7.

As an alternative embodiment, an output shaft 20 fixedly connected with the end of the rotating shaft 9 is arranged on one side of the motor 10, so that the rotating shaft 9 can be effectively driven to rotate when the output shaft 20 rotates.

Principles of the utility model

When in use, when the plastic film is wound and unwound, the lower surface of the plastic film is placed at the tops of the supporting roller 8 and the positioning roller 6, the output shaft 20 is driven to rotate by the starting motor 10, the connected rotating shaft 9 is driven to rotate, the supporting roller 8 and the belt pulley 11 are driven to rotate, the matched belt 12 is used for driving the matched belt pulley 11 to rotate, the other supporting roller 8 is driven to rotate, and the supporting roller 8 rotates to facilitate conveying the plastic film. When needs cut, through starting electric putter 3, drive backup pad 4 downwardly moving, and then drive location structure and cut cutter 5 downwardly moving, through location structure, under buffer spring 17's effect, can press from both sides flexible clamp positioning of plastic film between positioning roller 6 and arc locating plate 16, cut cutter 5 downwardly moving to being less than the cutting state of arc locating plate 16 this moment for cut cutter 5 cuts plastic film, avoid plastic film displacement, appear cutting and drag, cause the tangent plane to cut the not neat condition.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (6)

1. The utility model provides a positioner is cut to plastic film, includes base (1), its characterized in that: the utility model discloses a base, including base (1), base, support (1), motor drive (3), support roller (8), motor drive (9), base (4) top is equipped with C type frame (2), C type frame (2) top is equipped with motor drive (3), the rod end of motor drive (3) is fixed with and arranges in inboard backup pad (4) of C type frame (2), backup pad (4) bottom demountable installation has and cuts cutter (5) both sides positioning roller (6) in being connected with in the inboard lower wall symmetry of C type frame (2), backup pad (4) bottom symmetry is equipped with and arranges in positioning structure directly over positioning roller (6), base (1) top both ends symmetry is equipped with fixed block (7) of arranging in C type frame (2) both sides, be equipped with back-up roll (8) between fixed block (7), back-up roll (8) both sides wall symmetry is equipped with axis of rotation (9) of wearing out fixed block (7), base (1) side wall install with one side motor (10) that axis of rotation (9) tip is connected, one side be equipped with belt pulley (11) on axis of rotation (9), be equipped with assorted belt (12) between belt pulley (11).

2. The plastic film cutting and positioning device according to claim 1, wherein: the positioning structure comprises a rectangular box (13), a sliding plate (14) is connected in the rectangular box (13) in a sliding mode, connecting rods (15) penetrating out of the bottom of the rectangular box (13) are symmetrically arranged at the bottoms of the sliding plate (14), and arc-shaped positioning plates (16) arranged above the positioning rollers (6) are fixed at the bottoms of the connecting rods (15).

3. A plastic film cutting and positioning device as defined in claim 2, wherein: a buffer spring (17) is arranged between the inner top of the rectangular box (13) and the top of the sliding plate (14), and the arc-shaped positioning plate (16) is lower than the cutting knife (5) in a normal state.

4. The plastic film cutting and positioning device according to claim 1, wherein: the rod end of the electric push rod (3) is inserted into the inner side of the C-shaped frame (2), and limiting rods (18) penetrating through the top of the C-shaped frame (2) are symmetrically arranged at the top of the supporting plate (4).

5. The plastic film cutting and positioning device according to claim 1, wherein: the end part of the rotating shaft (9) on the other side is provided with a shaft sleeve (19) arranged on the side wall of the fixed block (7).

6. The plastic film cutting and positioning device according to claim 1, wherein: one side of the motor (10) is provided with an output shaft (20) fixedly connected with the end part of the rotating shaft (9).