CN216993227U

CN216993227U - Paper and paperboard cutting device

Info

Publication number: CN216993227U
Application number: CN202220691004.9U
Authority: CN
Inventors: 陈尚辉
Original assignee: Hefei Xiaofu Packaging Co ltd
Current assignee: Hefei Xiaofu Packaging Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-19
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a paper and paperboard cutting device, which comprises a workbench, a knife rest and a cutting knife, wherein an Jiong-shaped bracket is arranged at the rear part of the knife rest on the workbench, the Jiong-shaped bracket can transversely move along the workbench and is close to or far away from the knife rest, a backup plate is fixedly connected between two side upright posts of the Jiong-shaped bracket, and the backup plate can be abutted against paper or paperboard to be cut from the rear side when moving forwards along with the Jiong-shaped bracket; the front side of the beam of the Jiong-shaped bracket and the front side of the beam of the knife rest are both provided with a paper pressing part which can be lifted, and the paper pressing part can be pressed on the upper surface of the paper or the paperboard to be cut when the paper pressing part is lifted. According to the paper cutting device, on the basis of the existing cutting device, the paper pressing part is arranged to position the paper or the paperboard to be cut, so that the jumping and the deviation are avoided, and the cutting precision is ensured; in addition, the paper pressing part can be lifted after cutting is finished, paper and a paperboard are not affected, and the paper pressing device is convenient to use.

Description

Paper and paperboard cutting device

Technical Field

The utility model relates to the technical field of packaging, in particular to a paper and paperboard cutting device.

Background

The packaging is to protect the product in the process of circulation, facilitate storage and transportation, promote sale, and is according to the general names of containers, materials, auxiliary materials and the like used by a certain technical method; also means the operations of applying technical methods and the like in the process of using containers, materials and accessories for the above purpose.

The most common packaging containers are cartons, and cartons are common in packaging boxes. In the production process of the paper box, paper (thinner paper), paperboard and the like are needed, and in order to produce paper boxes with various specifications, the paper and the paperboard are generally required to be cut, so that cutting equipment is needed.

At present, common cutting equipment includes the workstation, installs the knife rest that spanes the workstation on the workstation, installs the sword that cuts that can reciprocate on the knife rest and the drive cuts the drive part that the sword reciprocated. To obtain a clean sheet of paper and cardboard, a movable back plate is usually also mounted on the table. When the paper cutting machine works, the backup plate moves towards one side of the cutter rest and is abutted against paper and a paperboard to be cut, and the cutting cutter moves downwards to cut the paper and the paperboard.

However, in the actual working process, since the paper and the paperboard to be cut are not effectively pressed, when the cutting knife moves down to contact with the paper and the paperboard, the paper and the paperboard can jump or even shift under the action of the pressure applied instantly, so that the cutting precision is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and shortcomings in the prior art, and provides a paper and paperboard cutting device, which is characterized in that on the basis of the existing cutting device, a paper pressing part is arranged to position paper or paperboard to be cut, so that the paper or paperboard is prevented from jumping and shifting, and the cutting precision is ensured; in addition, the paper pressing part can be lifted after cutting is finished, paper and a paperboard are not affected, and the paper pressing device is convenient to use.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a paper and cardboard cutting device, including the workstation, the knife rest that spanes the workstation is installed to the front side of workstation, install the sword that cuts that can reciprocate on the knife rest, its characterized in that: an Jiong-shaped bracket is arranged behind the knife rest on the workbench, the Jiong-shaped bracket can transversely move along the workbench and is close to or far away from the knife rest, a backup plate is fixedly connected between two side upright posts of the Jiong-shaped bracket, and the backup plate can be abutted against paper or paperboard to be cut from the rear side when moving forwards along with the Jiong-shaped bracket; the front side of the beam of the Jiong-shaped bracket and the front side of the beam of the knife rest are both provided with a paper pressing part which can be lifted, and the paper pressing part can be pressed on the upper surface of the paper or the paperboard to be cut when the paper pressing part is lifted.

Furthermore, two sides of the workbench are respectively and correspondingly provided with two guide grooves arranged along the length direction of the workbench, the inner sides of the bottoms of the upright posts on two sides of the Jiong-shaped support are respectively and correspondingly and fixedly connected with two sliding blocks, and the two sliding blocks are respectively and correspondingly installed in the two guide grooves through sliding fit and can correspondingly move along the two guide grooves.

Furthermore, a groove extending from a position close to the position where the tool rest is located to the rear end of the workbench is arranged in the middle of the workbench, a mounting seat is fixed to the rear end of the groove, a screw rod is rotatably mounted between the mounting seat and the inner wall of the front end of the groove, and the rear end of the screw rod extends out of the mounting seat and is connected with a motor capable of rotating forwards and reversely.

Furthermore, the middle part of the bottom end of the backup plate is integrally connected with a moving block, and the moving block is installed on the lead screw in a threaded fit mode.

Further, the paper pressing part comprises four fixing blocks, and the four fixing blocks are pairwise combined and respectively and correspondingly and fixedly connected to the front side of the cross beam of the Jiong-shaped bracket and the front side of the cross beam of the tool rest; every fixed block all is equipped with vertical through-hole, has montant top-down to pass vertical through-hole, and with the inner wall looks sliding fit and the normal running fit of vertical through-hole, the bottom fixedly connected with briquetting of montant, the top fixedly connected with diaphragm that extends backward of montant.

Furthermore, the top surface of the cross beam where each fixed block is located is fixedly connected with supporting columns corresponding to the fixed blocks one to one, and when the vertical rods ascend, the transverse plates can be pressed on the top surfaces of the corresponding supporting columns.

Furthermore, the rear end of the transverse plate is fixedly connected with a handle.

Furthermore, the bottom edge of the backup plate is tightly attached to the upper surface of the workbench.

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

on the basis of the existing cutting device, the backup plate is fixed on an Jiong-shaped support which can transversely move along a workbench, the backup plate can be abutted against paper or a paperboard to be cut from the rear side when the Jiong-shaped support moves forwards, paper pressing parts which can lift and lower are arranged on the front side of a cross beam of a Jiong-shaped support and the front side of a cross beam of a knife rest, the paper pressing parts can be pressed on the upper surface of the paper or the paperboard to be cut when descending, the paper or the paperboard to be cut is positioned, and the paper or the paperboard to be cut is prevented from jumping and shifting, so that the cutting precision is ensured; in addition, the paper pressing part can be lifted after cutting is finished, paper and a paperboard are not affected, and the paper pressing device is convenient to use.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an enlarged schematic view of the structure of part B in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a paper and paperboard cutting device comprises a workbench 1, a knife rest 2 crossing the workbench 1 is installed on the front side of the workbench 1, a cutting knife (not shown in the figure, the same below) capable of moving up and down is installed on the knife rest 2, an Jiong-shaped support 3 is installed on the workbench 1 behind the knife rest 2, the Jiong-shaped support 3 can move transversely along the workbench 1, a backup plate 4 is fixedly connected between two side upright posts close to or far away from the knife rest 2 and Jiong-shaped support 3, and the backup plate 4 can be abutted against paper or paperboard to be cut from the rear side when moving forwards along with the Jiong-shaped support 3; the front side of the beam of the Jiong-shaped bracket 3 and the front side of the beam of the knife rest 2 are both provided with a paper pressing part 5 which can be lifted, and the paper pressing part 5 can be pressed on the upper surface of the paper or the paperboard to be cut when the paper pressing part is lifted.

In the utility model, two guide grooves 6 which are arranged along the length direction of the workbench 1 are respectively and correspondingly arranged on two sides of the workbench 1, two sliding blocks 7 are respectively and correspondingly and fixedly connected with the inner sides of the bottoms of the upright posts on two sides of the Jiong-shaped bracket 3, and the two sliding blocks 7 are respectively and correspondingly arranged in the two guide grooves 6 through sliding fit and can correspondingly move along the two guide grooves 6.

In the utility model, the middle part of the workbench 1 is provided with a groove 8 extending from the position close to the tool rest 2 to the rear end of the workbench 1, the rear end of the groove 8 is fixed with a mounting seat 9, a screw rod 10 is rotatably mounted between the mounting seat 9 and the inner wall of the front end of the groove 8, and the rear end of the screw rod 10 extends out of the mounting seat 9 and is connected with a motor 11 capable of rotating forward and backward.

In the utility model, the middle part of the bottom end of the backup plate 4 is integrally connected with a moving block 12, and the moving block 12 is arranged on a screw rod 10 in a threaded fit manner.

Therefore, the motor 11 rotates forwards and backwards to drive the screw rod 10 to rotate forwards and backwards, so that the moving block 12 moves transversely along the screw rod 10 to drive the backup plate 4 to move transversely along the workbench 1, and further drive the Jiong-shaped bracket 3 to move transversely along the workbench 1 to be close to or far away from the knife rest 2.

In the utility model, the paper pressing part 5 comprises four fixed blocks 51, wherein every two of the four fixed blocks 51 form a group and are respectively and correspondingly and fixedly connected with the front side of the beam of the Jiong-shaped bracket 3 and the front side of the beam of the tool rest 2; each fixing block is provided with a vertical through hole, a vertical rod 52 penetrates through the vertical through hole from top to bottom and is in sliding fit and rotating fit with the inner wall of the vertical through hole, the bottom end of the vertical rod 52 is fixedly connected with a pressing block 53, and the top end of the vertical rod 52 is fixedly connected with a transverse plate 54 extending backwards.

In the utility model, the top surface of the beam where each fixed block is located is fixedly connected with the supporting columns 13 which are in one-to-one correspondence with the fixed blocks, and when the vertical rods 52 ascend, the transverse plates 54 can be pressed on the top surfaces of the corresponding supporting columns 13. Therefore, the pressing block 53 lifted along with the vertical rod 52 is limited to a certain fixed position, so that the paper and the paperboard can be taken conveniently.

In the present invention, a handle 55 is fixedly connected to the rear end of the cross plate 54. Therefore, the handheld operation is convenient.

In the utility model, the bottom edge of the backup plate 4 is tightly attached to the upper surface of the workbench 1. Thus, no gap is left between the backup plate 4 and the table 1 to facilitate cutting of the sheet.

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

when the paper cutting machine works, paper or a paperboard to be cut is placed on the workbench 1, the paper or the paperboard is moved to the position below the cutting knife, and the position is adjusted according to the size to be cut.

Then, the motor 11 rotates forward to drive the screw rod 10 to rotate forward, so that the moving block 12 moves forwards along the screw rod 10, the backup plate 4 is driven to move forwards along the workbench 1, and the Jiong-shaped support 3 is driven to move forwards along the workbench 1 to be close to the knife rest 2 until the backup plate 4 abuts against the paper or the paperboard to be cut from the rear side.

Then, the handle 55 is held to rotate the vertical rod 52, so that the horizontal plate 54 is separated from the corresponding support column 13, the restriction on the paper pressing part 5 is released, and the vertical rod 52 descends under the action of gravity until the pressing block 53 is pressed on the upper surface of the paper or the paperboard to be cut, so that the four-point positioning of the paper or the paperboard to be cut is realized.

Then, a driving member (not shown) for driving the cutting blade to move up and down is turned on, and the cutting blade is driven to move down to cut the paper or the paper board.

After the cutting operation is finished, the cutting knife is driven to move upwards and return, then the handle 55 is held by the hand to lift the vertical rod 52, and then the vertical rod 52 is rotated reversely, so that the transverse plate 54 is pressed on the corresponding supporting column 13 again, and the pressing block 53 lifted along with the vertical rod 52 is limited to a certain fixed position.

Then, the motor 11 rotates reversely to drive the screw rod 10 to rotate reversely, so that the moving block 12 moves transversely backwards along the screw rod 10, the backup plate 4 is driven to move transversely backwards along the workbench 1, and the Jiong-shaped support 3 is driven to move transversely backwards along the workbench 1 and is far away from the tool rest 2. At this time, the cut paper or paperboard can be taken, and the waste paper or paperboard can be taken.

After the cutting operation is finished, the paper pressing member mounted on the front side of the beam of the Jiong-shaped bracket 3 is not lifted, and the corresponding pressing block is kept to be continuously pressed on the waste paper. Thus, in the process of the Jiong-shaped bracket 3 moving backward along the workbench 1, i.e. away from the knife rest 2, the waste paper can be moved to the rear side of the workbench 1, and the waste paper can be collected.

Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.

Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The utility model provides a paper and cardboard cutting device, including the workstation, the knife rest that spanes the workstation is installed to the front side of workstation, install the sword that cuts that can reciprocate on the knife rest, its characterized in that: an Jiong-shaped bracket is arranged behind the knife rest on the workbench, the Jiong-shaped bracket can transversely move along the workbench and is close to or far away from the knife rest, a backup plate is fixedly connected between two side upright posts of the Jiong-shaped bracket, and the backup plate can be abutted against paper or paperboard to be cut from the rear side when moving forwards along with the Jiong-shaped bracket; the front side of the beam of the Jiong-shaped bracket and the front side of the beam of the knife rest are both provided with a paper pressing part which can be lifted, and the paper pressing part can be pressed on the upper surface of the paper or the paperboard to be cut when the paper pressing part is lifted.

2. A paper and board cutting apparatus as claimed in claim 1, wherein: two guide grooves are correspondingly formed in the two sides of the workbench along the length direction of the workbench, two sliding blocks are fixedly connected to the inner sides of the bottoms of the upright posts on the two sides of the Jiong-shaped support correspondingly, the two sliding blocks are correspondingly installed in the two guide grooves respectively through sliding fit, and the two sliding blocks can correspondingly move along the two guide grooves.

3. A paper and board cutting apparatus as claimed in claim 1, wherein: the middle part of workstation is equipped with from being close to the recess that the position at knife rest place extends to the rear end of workstation, the rear end of recess is fixed with the mount pad, the mount pad with rotate between the front end inner wall of recess and install the lead screw, the rear end of lead screw is followed extend and be connected with the motor that can carry out just reversal in the mount pad.

4. A paper and board cutting apparatus as claimed in claim 3, wherein: the middle part of the bottom end of the backup plate is integrally connected with a moving block, and the moving block is installed on the lead screw in a threaded fit mode.

5. A paper and board cutting apparatus as claimed in claim 1, wherein: the paper pressing part comprises four fixed blocks, and every two of the four fixed blocks form a group and are respectively and correspondingly and fixedly connected to the front side of the cross beam of the Jiong-shaped bracket and the front side of the cross beam of the tool rest; every fixed block all is equipped with vertical through-hole, has montant top-down to pass vertical through-hole, and with the inner wall looks sliding fit and the normal running fit of vertical through-hole, the bottom fixedly connected with briquetting of montant, the top fixedly connected with diaphragm that extends backward of montant.

6. A paper and board cutting apparatus as set forth in claim 5, wherein: equal fixedly connected with and the support column of each fixed block one-to-one on the top surface of the crossbeam at every fixed block place when the montant ascended, the diaphragm can press and put on the top surface of corresponding support column.

7. A paper and board cutting apparatus as set forth in claim 6, wherein: the rear end of the transverse plate is fixedly connected with a handle.

8. A paper and board cutting apparatus as set forth in claim 1, wherein: the bottom edge of the backup plate is tightly attached to the upper surface of the workbench.