CN220446613U

CN220446613U - Paper cutting mechanism capable of preventing wrinkles

Info

Publication number: CN220446613U
Application number: CN202321883449.8U
Authority: CN
Inventors: 王强
Original assignee: Chongqing Port Aojiaxiang Paper Industry Co ltd
Current assignee: Chongqing Port Aojiaxiang Paper Industry Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-02-06
Anticipated expiration: 2033-07-18

Abstract

The utility model relates to a cutting mechanism, in particular to a paper cutting mechanism capable of preventing wrinkles, which comprises a bottom plate, a cutting device and a clamping device, wherein two symmetrical upright posts are arranged on two sides of the top surface of the bottom plate, and the cutting device is slidably arranged between the tops of the two upright posts and is used for cutting paper; the two clamping devices are slidably arranged on the bottom plate and are used for clamping two ends of the paper to be cut, so that the paper is prevented from being wrinkled in the cutting process, and the cutting precision is prevented from being affected; according to the paper cutting mechanism capable of preventing wrinkles, two clamping devices are arranged, so that two ends of paper to be cut are clamped by the two clamping devices, the problem that the paper is wrinkled or shifted during cutting is prevented, and the cutting precision is improved; and the clamping mechanism is arranged on the adjustable movable plate so as to be suitable for clamping and cutting paper sheets with different sizes.

Description

Paper cutting mechanism capable of preventing wrinkles

Technical Field

The utility model relates to a cutting mechanism, in particular to a paper cutting mechanism capable of preventing wrinkles.

Background

Paper, sheet made of plant fiber, used as writing, printing books and newspapers, packaging, etc. The paper is typically relief printing paper, newsprint, offset printing paper, coated paper, kraft paper, dictionary paper, copy paper, cardboard paper, and the like, respectively. According to different uses of paper, the paper needs to be cut into different sizes, due to the characteristic that paper is easy to wrinkle, and the existing paper cutting equipment does not have a structure for clamping the paper, paper wrinkles possibly occur in the process of cutting the paper, the paper cutting precision is affected, the paper cutting precision is improved in order to avoid the paper wrinkles during paper cutting, and therefore the utility model aims to provide the paper cutting mechanism capable of preventing the paper wrinkles.

Disclosure of Invention

The utility model aims to solve the defects in the background art by providing an anti-wrinkling paper cutting mechanism.

The technical scheme adopted by the utility model is as follows:

the utility model provides a prevent paper cutting mechanism of fold, including the bottom plate, the top surface both sides of bottom plate are equipped with the stand of two symmetries, still include:

the cutting device is slidably arranged between the tops of the two upright posts and is used for cutting paper;

the two clamping devices are symmetrically and slidably arranged on the bottom plate and used for clamping two ends of paper to be cut;

the cutting device comprises a top plate, two ends of the top plate are respectively connected with two opposite side faces of two upright posts in a sliding mode, a vertical plate is fixedly arranged in the middle of the bottom face of the top plate, a second motor is fixedly arranged on one side wall of the vertical plate, a blade is rotatably arranged on the other side wall of the vertical plate, and an output shaft of the second motor penetrates through the vertical plate in a rotating mode and is fixedly connected with the center of the side wall of the blade.

As a preferred technical scheme of the utility model: two ends of the top plate are fixedly provided with protruding blocks, two opposite side surfaces of the two upright posts are provided with second sliding grooves, the two protruding blocks are respectively arranged in the second sliding grooves to slide up and down, each second sliding groove is internally provided with a reciprocating screw rod in a rotating way, each reciprocating screw rod is provided with a screw rod nut in a nested way, the outer side walls of the two screw nuts are fixedly connected with the two lugs respectively, the bottom end of the reciprocating screw is rotationally connected to the inner bottom wall of the second sliding groove, and the top end of the reciprocating screw penetrates through the lugs in a sliding mode to extend to the outside and is fixedly provided with a first motor.

As a preferred technical scheme of the utility model: the top surface of the middle part of the bottom plate is provided with a first chute, and two symmetrically arranged movable plates are arranged in the first chute in a sliding manner.

As a preferred technical scheme of the utility model: a plurality of screw holes are formed in the bottom plate, threaded holes are formed in the two moving plates, bolts are arranged in the threaded holes in the moving plates, and the moving plates are limited and fixed through the bolts.

As a preferred technical scheme of the utility model: the clamping device comprises two clamping plates and a screw rod, wherein the two clamping plates are arranged up and down, each moving plate is provided with a round hole, each round hole is internally provided with the screw rod in a rotating mode, the lower clamping plate is fixedly connected with the moving plate, a screw rod nut is fixedly arranged in the side wall of the upper clamping plate, the bottom end of the screw rod rotates to penetrate through the lower clamping plate and is inserted into the round hole, and the top thread of the screw rod penetrates through the screw rod nut on the upper clamping plate and extends to the outside.

As a preferred technical scheme of the utility model: the clamping device further comprises two limiting rods, two bilaterally symmetrical through holes are formed in the clamping plate above the clamping device, the bottoms of the two limiting rods are fixedly connected to the clamping plate below the clamping device, and the tops of the two limiting rods respectively slide through the two through holes.

Compared with the prior art, the utility model has the beneficial effects that:

according to the paper cutting mechanism capable of preventing wrinkles, two clamping devices are arranged, so that two ends of paper to be cut are clamped by the two clamping devices, the problem that the paper is wrinkled or shifted during cutting is prevented, and the cutting precision is improved; and the clamping mechanism is arranged on the adjustable moving plate so as to be suitable for clamping and cutting paper sheets with different sizes.

Drawings

FIG. 1 is a schematic view of the overall structure of a preferred embodiment of the present utility model;

FIG. 2 is a schematic view showing the structure of a cutting device according to a preferred embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of an adjusting device according to the preferred embodiment of the present utility model;

fig. 4 is an enlarged schematic view of fig. 3 at a in a preferred embodiment of the present utility model.

The meaning of each label in the figure is:

1. a bottom plate; 101. a screw hole; 102. a first chute; 2. a column; 201. a second chute; 3. a reciprocating screw rod; 4. a first motor; 5. a top plate; 501. a bump; 6. a blade; 7. a clamping plate; 8. a screw rod; 9. a riser; 10. a second motor; 11. a moving plate; 1101. a round hole; 12. a bolt; 13. and a limit rod.

Detailed Description

It should be noted that, under the condition of no conflict, the embodiments of the present embodiments and features in the embodiments may be combined with each other, and the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and obviously, the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment aims to avoid wrinkling during paper cutting and improve paper cutting accuracy, and in this regard, an anti-wrinkling paper cutting mechanism is provided, which includes a base plate 1, a cutting device and two clamping devices, two symmetrical upright posts 2 are disposed on two sides of the top surface of the base plate 1, and the cutting device is slidably mounted between the tops of the two upright posts 2 for cutting paper; two clamping devices are symmetrically and slidably mounted on the bottom plate 1 and are used for clamping two ends of paper to be cut, so that the paper is prevented from being wrinkled in the cutting process, and the cutting accuracy is prevented from being affected.

The cutting device comprises a top plate 5, two ends of the top plate 5 are respectively connected with two opposite side surfaces of two upright posts 2 in a sliding mode, a vertical plate 9 is fixedly arranged in the middle of the bottom surface of the top plate 5, a second motor 10 is fixedly arranged on one side wall of the vertical plate 9, a blade 6 is rotatably arranged on the other side wall of the vertical plate 9, an output shaft of the second motor 10 penetrates through the vertical plate 9 in a rotating mode and is fixedly connected with the blade 6, and the blade 6 is driven to rotate through the output shaft of the second motor 10, so that paper is cut.

The lug 501 is fixedly arranged at two ends of the top plate 5, the second sliding grooves 201 are respectively formed in two opposite side surfaces of the two upright posts 2, the two lug 501 are respectively arranged in the second sliding grooves 201 to slide up and down, the reciprocating screw rods 3 are respectively rotatably arranged in each second sliding groove 201, screw rod nuts are respectively arranged on each reciprocating screw rod 3 in a nested mode, the outer side walls of the two screw rod nuts are respectively fixedly connected with the two lug 501, the bottom ends of the reciprocating screw rods 3 are rotatably connected to the inner bottom wall of the second sliding groove 201, and the top ends of the reciprocating screw rods 3 slidably penetrate through the lug 501 to extend to the outside and fixedly arranged with the first motor 4. The first motors 4 are fixed on the top ends of the upright posts 2, the first motors 4 are arranged on the top ends of each upright post 2, the two first motors 4 are synchronously controlled, and the rotation speeds of the two reciprocating screw rods 3 are guaranteed to be the same. By starting the two first motors 4, the two reciprocating screw rods 3 are respectively driven to rotate, and the reciprocating screw rods 3 drive screw nuts to reciprocate, so that the top plate 5 is driven to move up and down, and the paper is cut conveniently.

A first chute 102 is formed in the top surface of the middle part of the bottom plate 1, and two symmetrically arranged movable plates 11 are slidably arranged in the first chute 102. The first chute 102 is configured to meet the requirement of movement adjustment of the moving plate 11, and limit movement of the moving plate 11 is performed through the first chute 102.

The bottom plate 1 is provided with a plurality of screw holes 101, the two movable plates 11 are provided with screw holes, bolts 12 are arranged in the screw holes in the movable plates 11, the end parts of the bolts 12 penetrate through the screw holes in the movable plates 11 and are screwed into the screw holes 101 in corresponding positions to be connected with internal threads, the movable plates 11 are limited and fixed through the bolts 12, the movable plates 11 are slid along the first sliding grooves 102 according to the size and the dimension of paper, the positions of the movable plates 11 are adjusted, and the positions of the movable plates 11 are fixed through the bolts 12.

Clamping device includes splint 7 and the lead screw 8 that two set up from top to bottom, has all seted up round hole 1101 on every movable plate 11, all rotates in every round hole 1101 and installs lead screw 8, splint 7 and the movable plate 11 fixed connection of below, and fixed mounting has screw nut in the splint 7 lateral wall of top, and the bottom of lead screw 8 rotates and passes splint 7 of below and inserts in the round hole 1101, and in the screw nut on the splint 7 of top was passed to the top and extend to outside to the top screw thread. The clamping device further comprises two limiting rods 13, two through holes which are bilaterally symmetrical are formed in the clamping plate 7 above, the bottoms of the two limiting rods 13 are fixedly connected to the clamping plate 7 below, and the tops of the two limiting rods 13 respectively slide through the two through holes.

The two ends of the paper to be cut are placed between the upper clamping plate 7 and the lower clamping plate 7, and the screw rod 8 is rotated, so that the upper clamping plate 7 moves downwards, the paper is clamped, and wrinkles are prevented from occurring during cutting; the limiting rod 13 can prevent the screw rod 8 from rotating with the clamping plate 7 above when rotating.

When the paper cutting machine is specifically used, the two moving plates 11 are firstly moved to a proper position according to the size of paper, the two moving plates are fixed on the bottom plate 1 by the bolts 12, the two ends of the paper to be cut are placed between the two clamping plates 7 of the clamping device, the screw rod 8 is rotated, so that the clamping plates 7 above the paper move downwards, the paper is clamped, and wrinkles or displacement in the cutting process are prevented; the first motor 4 and the second motor 10 are started, the first motor 4 drives the reciprocating screw rod 3 to rotate and drives the top plate 5 to move up and down, and the second motor 10 drives the blade 6 to rotate so as to cut paper.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Paper cutting mechanism of preventing fold, including bottom plate (1), its characterized in that: two symmetrical upright posts (2) are arranged on two sides of the top surface of the bottom plate (1), and the device further comprises:

the cutting device is slidably arranged between the tops of the two upright posts (2) and is used for cutting paper;

the two clamping devices are symmetrically and slidably arranged on the bottom plate (1) and used for clamping two ends of paper to be cut;

the cutting device comprises a top plate (5), two ends of the top plate (5) are respectively connected with two opposite side surfaces of two upright posts (2) in a sliding mode, a vertical plate (9) is fixedly arranged in the middle of the bottom surface of the top plate (5), a second motor (10) is fixedly arranged on one side wall of the vertical plate (9), a blade (6) is rotatably arranged on the other side wall of the vertical plate (9), and an output shaft of the second motor (10) penetrates through the vertical plate (9) in a rotating mode and is fixedly connected with the center of the side wall of the blade (6).

2. The fold-resistant paper cutting mechanism of claim 1, wherein: the utility model discloses a motor, including roof (5) and reciprocating screw (3), roof (5) both ends are all fixed to be provided with lug (501), and second spout (201) have all been seted up to the opposite both sides face of two stand (2), and two lugs (501) set up respectively and slide from top to bottom in second spout (201), every reciprocating screw (3) are all installed in the second spout (201) in the rotation, all nested screw-nut of installing on every reciprocating screw (3), the lateral wall of two screw-nuts respectively with two lugs (501) fixed connection, the bottom rotation of reciprocating screw (3) is connected on the interior diapire of second spout (201), and the top slip of reciprocating screw (3) runs through lug (501) and extends to outside and fixed mounting has first motor (4).

3. The fold-resistant paper cutting mechanism of claim 1, wherein: a first sliding groove (102) is formed in the top surface of the middle of the bottom plate (1), and two symmetrically arranged moving plates (11) are arranged in the first sliding groove (102) in a sliding mode.

4. A fold-preventing paper cutting mechanism according to claim 3, wherein: a plurality of screw holes (101) are formed in the bottom plate (1), threaded holes are formed in the two movable plates (11), bolts (12) are arranged in the threaded holes in the movable plates (11), and the movable plates (11) are limited and fixed through the bolts (12).

5. A fold-preventing paper cutting mechanism according to claim 3, wherein: clamping device includes splint (7) and lead screw (8) that two set up from top to bottom, every round hole (1101) have all been seted up on movable plate (11), all rotate in every round hole (1101) and install lead screw (8), splint (7) and movable plate (11) fixed connection of below, fixed mounting has screw nut in splint (7) lateral wall of top, splint (7) of below are passed in the bottom rotation of lead screw (8) and are inserted round hole (1101), in screw nut on splint (7) of top is passed in the top screw thread of lead screw (8) and extend to the outside.

6. The fold-resistant paper cutting mechanism of claim 5, wherein: the clamping device further comprises two limiting rods (13), two through holes which are bilaterally symmetrical are formed in the clamping plate (7) above the clamping device, the bottoms of the two limiting rods (13) are fixedly connected to the clamping plate (7) below, and the tops of the two limiting rods (13) respectively slide through the two through holes.