CN210282507U

CN210282507U - Paper positioner for paper cutter

Info

Publication number: CN210282507U
Application number: CN201921071794.5U
Authority: CN
Inventors: 孟祥军; 王岭芳
Original assignee: Jinan Xinshunyuan Packaging Co Ltd
Current assignee: Jinan Xinshunyuan Packaging Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-10
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a paper positioner for paper cutter, including base and spring, the base is close to the inside spout of having seted up in short limit both sides, the inside of spout is provided with the slider, the lead screw has been run through to the inside of spout, wherein, the motor is installed to short limit one side of base, motor and lead screw fixed connection, the opening side that the slider is close to the spout is fixed with the side fixing plate, the paper has been placed on the base between the side fixing plate, the base is close to short limit both sides top and is fixed with the frame, one side that the base was kept away from to the frame is fixed with cuts the head. This paper positioner for paper cutter is provided with top fixed plate and side fixed plate, places the back on the base when the paper, fixes the top of paper through the top fixed plate, later fixes the paper both sides through the side fixed plate, through top fixed plate and side fixed plate, fixes the paper all-round, and the paper produces the dislocation when avoiding cutting, improves the cutting accuracy of paper.

Description

Paper positioner for paper cutter

Technical Field

The utility model relates to a paper cutter technical field specifically is a paper positioner for paper cutter.

Background

A paper cutter is a device for cutting a sheet of paper into a flat sheet in the paper industry, which cuts a sheet of paper into a small size by cutting the sheet of paper into a predetermined size, and when the paper cutter cuts the sheet of paper, it is necessary to fix the sheet of paper using a paper positioning device.

Although the types and the number of the existing paper positioning devices are very large, the existing paper positioning devices still have certain problems and bring certain inconvenience to the use of the paper positioning devices.

When the existing paper positioning device is used, paper with different sizes is inconvenient to fix, and when the existing paper positioning device is used for fixing the paper, the paper is inconvenient to fix, so that the paper is easy to misplace during cutting, the cutting precision of the paper is influenced, and the paper positioning device is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a paper positioner for paper cutter to solve present paper positioner that above-mentioned background art provided, inconvenient paper to unidimensional when using, and, when the fixed paper of current paper positioner, inconvenient fixing the paper takes place the dislocation easily when making the paper cutting, has influenced the cutting accuracy of paper, the problem of inconvenient use.

In order to achieve the above object, the utility model provides a following technical scheme: a paper positioning device for a paper cutter comprises a base and a spring, wherein sliding grooves are formed in the two sides of the base, which are close to the shorter sides, sliding blocks are arranged in the sliding grooves, screw rods penetrate through the sliding grooves,

a motor is installed on one side of the shorter side of the base and fixedly connected with the screw rod, side fixing plates are fixed on the opening side, close to the sliding groove, of the sliding block, paper is placed on the base between the side fixing plates, a rack is fixed on the base, close to the tops of the two sides of the shorter side, of the base, a shearing head is fixed on one side, away from the base, of the rack, a cutter is arranged on one side, close to the paper, of the shearing head, and a hydraulic rod is installed on the other side, close to the paper;

the shearing machine is characterized in that a top fixing plate is fixed on one side, far away from the shearing head, of the hydraulic rod, guide rod grooves are formed in two sides of the top fixing plate, guide rods are arranged in the guide rod grooves, an extension plate is fixed on one side, far away from the top fixing plate, of the guide rods, a spring is sleeved on the guide rods between the top fixing plate and the extension plate, ball grooves are formed in one side, close to paper, of the extension plate, and balls are arranged in the ball grooves.

Preferably, the inner size of the sliding groove is matched with the outer size of the sliding block, and the sliding groove and the sliding block form a sliding structure.

Preferably, the external thread on the screw rod is provided with two sections, the screw rod forms a thread structure with the sliding blocks on the two sides through the two sections of external threads respectively, and the lines of the two sections of external threads on the screw rod are opposite.

Preferably, the length of the top fixing plate is smaller than the distance between the side fixing plates.

Preferably, the extension plate and the top fixing plate form an elastic structure through a spring.

Preferably, the inner diameter of the ball groove is matched with the outer diameter of the ball, and the ball groove and the ball form a rolling structure.

Compared with the prior art, the beneficial effects of the utility model are that: this paper positioner for paper cutter:

1. the paper cutting machine is provided with a top fixing plate and a side fixing plate, when paper is placed on a base, the top of the paper is fixed through the top fixing plate, then the two sides of the paper are fixed through the side fixing plate, the paper is fixed in all directions through the top fixing plate and the side fixing plate, dislocation of the paper during cutting is avoided, and the cutting precision of the paper is improved;

2. the paper fixing device is provided with a sliding chute and a sliding block, when the sliding block is driven by the screw rod to slide in the sliding chute, the sliding block drives the side fixing plates to move, the two sides of paper are fixed through the side fixing plates, the distance between the side fixing plates can be moved, and the two sides of the paper with different sizes can be conveniently fixed;

3. be provided with extension plate and spring, the hydraulic stem stretches out, make top fixed plate and extension plate downstream fix the top of paper, later the motor drives the side fixed plate and fixes the paper both sides, when the side fixed plate removes to the paper both sides, the side fixed plate extrusion extension plate makes the extension plate remove to the top fixed plate, the extension plate drives the inside that the guide arm got into the guide bar groove, make the spring compression, make extension plate both ends distance equal the width of paper, can fix the top of the paper of different widths.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a chute; 3. a slider; 4. a screw rod; 5. a motor; 6. a side fixing plate; 7. paper; 8. a frame; 9. shearing a head; 10. a cutter; 11. a hydraulic lever; 12. a top fixing plate; 13. a guide bar groove; 14. a guide bar; 15. an extension plate; 16. a spring; 17. a ball groove; 18. and a ball.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a paper positioning device for a paper cutter comprises a base 1, a chute 2, a sliding block 3, a screw rod 4, a motor 5, a side fixing plate 6, paper 7, a frame 8, a shearing head 9, a cutter 10, a hydraulic rod 11, a top fixing plate 12, a guide rod groove 13, a guide rod 14, an extension plate 15, a spring 16, a ball groove 17 and balls 18, wherein the chute 2 is formed inside the base 1 close to the two sides of the shorter side, the inner size of the chute 2 is identical to the outer size of the sliding block 3, the chute 2 and the sliding block 3 form a sliding structure, when the screw rod 4 drives the sliding block 3 to slide inside the chute 2, the sliding block 3 drives the side fixing plate 6 to move, the two sides of the paper 7 are fixed through the side fixing plate 6, the dislocation between the paper 7 is avoided, the sliding block 3 is arranged inside the chute 2, the screw rod 4 penetrates through the inside the chute 2, and the external threads on the screw rod 4 are, and the screw rod 4 forms a thread structure with the sliding blocks 3 on the two sides through two sections of external threads respectively, and the lines of the two sections of external threads on the screw rod 4 are opposite, when the screw rod 4 is driven by the motor 5 to rotate, the screw rod 4 and the sliding blocks 3 generate relative movement through the external threads, so that the screw rod 4 drives the sliding blocks 3 to slide in the sliding chute 2, the lines of the two sections of external threads on the screw rod 4 are opposite, the moving directions of the fixing plates 6 on the two sides are opposite, and the paper 7 is convenient to be fixed in the middle of the base 1,

a motor 5 is installed on one side of the shorter side of the base 1, the motor 5 is fixedly connected with a screw rod 4, a side fixing plate 6 is fixed on the opening side of the sliding block 3 close to the sliding chute 2, paper 7 is placed on the base 1 between the side fixing plates 6, a rack 8 is fixed on the base 1 close to the tops of two sides of the shorter side, a shearing head 9 is fixed on one side of the rack 8 far away from the base 1, a cutter 10 is arranged on one side of the shearing head 9 close to the paper 7, and a hydraulic rod 11 is installed on the other side of the shearing head 9 close to the paper 7;

a top fixing plate 12 is fixed on one side of the hydraulic rod 11 far away from the shearing head 9, the length of the top fixing plate 12 is smaller than the distance between the side fixing plates 6, after the top fixing plate 12 presses the top of the paper 7, the side fixing plates 6 are moved to enable the side fixing plates 6 to move towards the two sides of the paper 7, so that the top fixing plates 12 can prevent the side fixing plates 6 from blocking the movement, the side fixing plates 6 can be tightly attached to the two sides of the paper 7 to fix the two sides of the paper 7, guide rod grooves 13 are formed in the two sides of the top fixing plate 12, guide rods 14 are arranged inside the guide rod grooves 13, an extension plate 15 is fixed on one side of the guide rods 14 far away from the top fixing plate 12, the extension plate 15 and the top fixing plate 12 form an elastic structure through springs 16, and after the top fixing plate 12 and the extension plate 15 extrude and fix the top of the paper 7, the side fixing plate, the side fixing plate 6 presses the extension plate 15, the extension plate 15 moves toward the top fixing plate 12, the spring 16 is compressed, and the extension plate 15 and the spring 16 pass through, the top of the paper 7 with different widths can be fixed, the spring 16 is sleeved on the guide rod 14 between the top fixing plate 12 and the extension plate 15, one side of the extension plate 15 close to the paper 7 is provided with a ball groove 17, the inner diameter of the ball groove 17 is matched with the outer diameter of a ball 18, the ball groove 17 and the ball 18 form a rolling structure, when the side fixing plate 6 presses the extension plate 15 and the extension plate 15 moves towards the top fixing plate 12, the extension plate 15 drives the balls 18 to roll in the ball grooves 17, the rolling friction between the balls 18 and the paper 7 replaces the sliding friction between the extension plate 15 and the paper 7, so that the damage to the surface of the paper 7 when the extension plate 15 moves is avoided, and the balls 18 are arranged inside the ball grooves 17.

The working principle is as follows: when the paper positioning device for the paper cutter is used, firstly, stacked paper 7 is placed on a base 1, a motor 5 is started, the motor 5 drives a screw rod 4 to rotate, the screw rod 4 and a sliding block 3 generate relative movement through external threads, the screw rod 4 drives the sliding block 3 to slide in a sliding groove 2, the sliding block 3 drives a side fixing plate 6 to move, two sides of the paper 7 are fixed through the side fixing plate 6, the paper 7 is fixed in the middle of the base 1, then the motor 5 drives the side fixing plate 6 to be away from two sides of the paper 7, then a hydraulic rod 11 extends out, a top fixing plate 12 and an extension plate 15 move downwards to fix the top of the paper 7, then the motor 5 drives the side fixing plate 6 to fix two sides of the paper 7, when the side fixing plate 6 moves towards two sides of the paper 7, the side fixing plate 6 extrudes the extension plate 15 to enable the extension plate 15 to move towards the top fixing plate, the extension plate 15 drives the guide rod 14 to enter the guide rod groove 13, the spring 16 is compressed, the distance between the two ends of the extension plate 15 is equal to the width of the paper 7, then the cutter 10 moves downwards to cut the paper 7, then the side fixing plate 6, the top fixing plate 12 and the extension plate 15 are far away from the paper 7, the feeding device pushes the paper 7 to move, and the paper 7 is continuously and fixedly cut, and the content which is not described in detail in the description belongs to the prior art which is well known to a person skilled in the art.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a paper positioner for paper cutter, includes base (1) and spring (16), its characterized in that: the inner part of the base (1) close to the two sides of the shorter side is provided with a sliding chute (2), the inner part of the sliding chute (2) is provided with a sliding block (3), the inner part of the sliding chute (2) is penetrated with a screw rod (4), wherein,

the paper cutting machine is characterized in that a motor (5) is installed on one side of a shorter side of the base (1), the motor (5) is fixedly connected with the screw rod (4), a side fixing plate (6) is fixed on the opening side, close to the sliding groove (2), of the slider (3), paper (7) is placed on the base (1) between the side fixing plates (6), a rack (8) is fixed on the top of the base (1) close to the two sides of the shorter side, a cutting head (9) is fixed on one side, far away from the base (1), of the rack (8), a cutter (10) is arranged on one side, close to the paper (7), of the cutting head (9), and a hydraulic rod (11) is installed on the other side, close to the paper (;

one side that shears head (9) was kept away from in hydraulic stem (11) is fixed with top fixed plate (12), guide bar groove (13) have been seted up to the both sides of top fixed plate (12), the inside of guide bar groove (13) is provided with guide arm (14), one side that top fixed plate (12) were kept away from in guide arm (14) is fixed with extension plate (15), spring (16) cover is on guide arm (14) between top fixed plate (12) and extension plate (15), ball groove (17) have been seted up to one side that extension plate (15) are close to paper (7), the inside in ball groove (17) is provided with ball (18).

2. The paper positioning device for a paper cutter according to claim 1, wherein: the inner size of the sliding groove (2) is matched with the outer size of the sliding block (3), and the sliding groove (2) and the sliding block (3) form a sliding structure.

3. The paper positioning device for a paper cutter according to claim 1, wherein: the screw rod (4) is provided with two sections of external threads, the screw rod (4) forms a thread structure with the sliding blocks (3) on the two sides through the two sections of external threads, and the grains of the two sections of external threads on the screw rod (4) are opposite.

4. The paper positioning device for a paper cutter according to claim 1, wherein: the length of the top fixing plate (12) is smaller than the distance between the side fixing plates (6).

5. The paper positioning device for a paper cutter according to claim 1, wherein: the extension plate (15) and the top fixing plate (12) form an elastic structure through a spring (16).

6. The paper positioning device for a paper cutter according to claim 1, wherein: the inner diameter of the ball groove (17) is matched with the outer diameter of the ball (18), and the ball groove (17) and the ball (18) form a rolling structure.