CN111390992B - Multipurpose paper cutter - Google Patents

Multipurpose paper cutter Download PDF

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Publication number
CN111390992B
CN111390992B CN202010241473.6A CN202010241473A CN111390992B CN 111390992 B CN111390992 B CN 111390992B CN 202010241473 A CN202010241473 A CN 202010241473A CN 111390992 B CN111390992 B CN 111390992B
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CN
China
Prior art keywords
cutter
rod
hole
main body
frame
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Application number
CN202010241473.6A
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Chinese (zh)
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CN111390992A (en
Inventor
不公告发明人
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Taizhou Huangyan Kangmei mould factory
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Taizhou Huangyan Kangmei Mould Factory
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Application filed by Taizhou Huangyan Kangmei Mould Factory filed Critical Taizhou Huangyan Kangmei Mould Factory
Priority to CN202010241473.6A priority Critical patent/CN111390992B/en
Publication of CN111390992A publication Critical patent/CN111390992A/en
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Publication of CN111390992B publication Critical patent/CN111390992B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
    • B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
    • B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
    • B26D1/18—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable carriage
    • B26D1/185—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable carriage for thin material, e.g. for sheets, strips or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08—Means for actuating the cutting member to effect the cut
    • B26D5/10—Hand or foot actuated means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/0006—Means for guiding the cutter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
    • B26D7/2614—Means for mounting the cutting member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
    • B26D7/2628—Means for adjusting the position of the cutting member

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Cutting Devices (AREA)

Abstract

The invention discloses a multipurpose paper cutter, comprising: the main frame comprises a square plate-shaped frame main body, a square guide frame is arranged on the front side of the frame main body, a round guide frame is arranged on the back side of the frame main body, and the depths of the square guide frame and the round guide frame are half of the thickness of the frame main body; the movable guide plate comprises a plate-shaped guide plate main body, the cross section of the guide plate main body is a Lelo triangle, and three long-strip-shaped penetrating guide notches are formed in the circumferential direction of the guide plate main body; the three handheld brackets are detachably connected with the movable guide plate; the paper cutting assembly is arranged in the guide groove opening in a sliding mode. The size of the square or round paper sheet can be adjusted because the user does not touch the cutter disc, and the paper sheet is particularly suitable for infants.

Description

Multipurpose paper cutter
Technical Field
The invention relates to a paper cutting tool, in particular to a multipurpose paper cutter.
Background
When a child plays a paper-cut picture-sticking game, the child often needs scissors to make round or square colored paper, and for preschool children, the operation of the scissors is inconvenient and safe, and regular round or square paper is difficult to cut.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art, and provides a multipurpose paper cutter.
The technical problem of the invention is mainly solved by the following technical scheme:
a multi-purpose paper cutter, said multi-purpose paper cutter comprising:
the main frame comprises a square plate-shaped frame main body, a square guide frame is arranged on the front side of the frame main body, a round guide frame is arranged on the back side of the frame main body, and the depths of the square guide frame and the round guide frame are half of the thickness of the frame main body;
the movable guide plate comprises a plate-shaped guide plate main body, the cross section of the guide plate main body is a Lelo triangle, and three long-strip-shaped penetrating guide notches are formed in the circumferential direction of the guide plate main body;
the three handheld brackets are detachably connected with the movable guide plate;
the paper cutting assembly is arranged in the guide groove opening in a sliding mode.
A multi-purpose paper cutter, said multi-purpose paper cutter comprising:
the main frame comprises a square plate-shaped frame main body, annular ring seats are respectively arranged at four corners of the frame main body, rubber foot pads are respectively arranged in the ring seats, a square guide frame is arranged on the front side of the frame main body, a round guide frame is arranged on the back side of the frame main body, and the depths of the square guide frame and the round guide frame are half of the thickness of the frame main body;
the movable guide plate comprises a plate-shaped guide plate main body, the cross section of the guide plate main body is a Lelo triangle, three long-strip-shaped penetrating guide groove openings are formed in the circumferential direction of the guide plate main body, two long-strip-shaped guide rail bars are respectively arranged on two inner walls of each guide groove opening, and two mounting screw holes are respectively formed in two sides of each guide groove opening;
the handheld support comprises a pair of support stand columns which are arranged in parallel, a stand column screw hole is formed in the bottom of each support stand column, the stand column screw hole is connected with the mounting screw hole through a screw, a support cross bar is arranged between the tops of the support stand columns, a rotating shaft rod is arranged in the middle of each support cross bar, a pair of shaft rod bearings are arranged on the rotating shaft rod, and a rotating cylinder is sleeved outside each shaft rod bearing;
three paper cutting components, the paper cutting components can be arranged in the guide groove opening in a sliding way, the paper cutting components comprise a pair of block-shaped sliding blocks which are arranged in parallel, the sliding blocks are provided with a first sliding screw hole and a second sliding screw hole, the bottom of each sliding block is provided with a limit sink groove, a locking screw rod penetrates through the first sliding screw hole, the bottom of each locking screw rod is provided with a first screw rod hole, the locking screw rod penetrates through a limit gasket and is connected with the first screw rod hole in a locking way, a cutter screw rod penetrates through the second sliding screw hole, the bottom of each cutter screw rod is provided with a second screw rod hole, a cutter head is arranged in each second screw rod hole, each cutter head comprises a rod-shaped cutter rod body, the cutter rod body is provided with a pair of cutter bearings, and the outer diameters of the cutter bearings are matched with the inner diameters of the second screw rod holes, the bottom of the cutter rod body is provided with a cylindrical cutter cylinder, the bottom of the cutter cylinder is provided with a cutter notch, a cutter pin is arranged in the cutter notch, a rotatable annular cutter disc is arranged on the cutter pin, a disc hole is formed in the center of the cutter disc, and an annular cutting edge is arranged on the outer wall of the cutter disc.
A multi-purpose paper cutter, said multi-purpose paper cutter comprising:
the main frame comprises a square plate-shaped frame main body, annular ring seats are respectively arranged at four corners of the frame main body, rubber foot pads are respectively arranged in the ring seats, a square guide frame is arranged on the front side of the frame main body, a round guide frame is arranged on the back side of the frame main body, and the depths of the square guide frame and the round guide frame are half of the thickness of the frame main body;
the movable guide plate comprises a plate-shaped guide plate main body, the cross section of the guide plate main body is a Lelo triangle, three long-strip-shaped penetrating guide groove openings are formed in the circumferential direction of the guide plate main body, two long-strip-shaped guide rail bars are respectively arranged on two inner walls of each guide groove opening, and two mounting screw holes are respectively formed in two sides of each guide groove opening;
the handheld support comprises a pair of support stand columns which are arranged in parallel, a stand column screw hole is formed in the bottom of each support stand column, the stand column screw hole is connected with the mounting screw hole through a screw, a support cross bar is arranged between the tops of the support stand columns, a rotating shaft rod is arranged in the middle of each support cross bar, a pair of shaft rod bearings are arranged on the rotating shaft rod, and a rotating cylinder is sleeved outside each shaft rod bearing;
three paper cutting components, the paper cutting components can be arranged in the guide groove opening in a sliding way, the paper cutting components comprise a block-shaped sliding block and a block-shaped positioning block, the positioning block is positioned above the sliding block, the sliding block is provided with a first sliding screw hole and a second sliding screw hole, the bottom of the sliding block is provided with a limit sink groove, the positioning block is provided with a first positioning screw hole and a second positioning round hole, two sides of the positioning block are respectively provided with a positioning flange, the positioning flange is provided with a long circular through movable round groove and a pin hole, the top of the positioning flange is provided with a limit protrusion, a quick locking rod penetrates through a limit washer, the first sliding screw hole and the second positioning round hole, the head of the quick locking rod is provided with a circular rod disc, the tail of the quick locking rod is provided with a quick locking rod hole, the rod disc is matched with the limit washer, a first pin rod penetrates through the movable circular groove and the quick locking rod hole, a locking spring is arranged between the positioning flanges, an annular locking pressing ring is arranged above the locking spring, a release pressing sheet is arranged above the locking pressing ring, an eccentric column head is arranged at the tail end of the release pressing sheet, an eccentric through hole is arranged on the eccentric column head, a second pin rod penetrates through the pin hole and the eccentric through hole, a cutter screw rod penetrates through the first positioning screw hole and the second sliding screw hole, a second screw rod hole is arranged at the bottom of the cutter screw rod, a cutter head is arranged in the second screw rod hole, the cutter head comprises a rod-shaped cutter rod body, a pair of cutter bearings are arranged on the cutter rod body, and the outer diameter of each cutter bearing is matched with the inner diameter of the second screw rod hole, the bottom of the cutter rod body is provided with a cylindrical cutter cylinder, the bottom of the cutter cylinder is provided with a cutter notch, a cutter pin is arranged in the cutter notch, a rotatable annular cutter disc is arranged on the cutter pin, a disc hole is formed in the center of the cutter disc, and an annular cutting edge is arranged on the outer wall of the cutter disc.
The multipurpose paper cutter of the invention has the following advantages: the size of the square or round paper sheet can be adjusted because the user does not touch the cutter disc, and the paper sheet is particularly suitable for infants.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of a multi-purpose paper cutter according to the present invention;
FIG. 2 is an exploded perspective view of the multi-purpose trimmer of FIG. 1;
FIG. 3 is an enlarged detail view of the area Z1 of the multi-purpose cutter of FIG. 2;
FIG. 4 is a further exploded perspective view of the multi-purpose trimmer of FIG. 2;
FIG. 5 is an enlarged detail view of the region Z2 in FIG. 4;
FIG. 6 is a further exploded perspective view of the multi-purpose trimmer of FIG. 4;
FIG. 7 is an enlarged detail view of the region Z3 in FIG. 6;
FIG. 8 is a schematic perspective view of the movable guide plate shown in FIG. 6, which is a front view;
FIG. 9 is a cross-sectional view of the movable guide of FIG. 8 taken along line Z4-Z4;
FIG. 10 is an enlarged detail view of the region Z5 in FIG. 9;
FIG. 11 is a schematic perspective view of a cutting assembly of the multi-purpose trimmer of FIG. 4;
FIG. 12 is an exploded perspective view of the paper cutting assembly of FIG. 11;
FIG. 13 is an exploded perspective view of a cutter head of the paper cutting assembly of FIG. 12;
FIG. 14 is a schematic cross-sectional view of the cutter disc of FIG. 13;
FIG. 15 is a schematic perspective view of the main frame of FIG. 2, with the opposite side of the main frame facing outward;
FIG. 16 is a cross-sectional view of the main frame of FIG. 15 taken along line Z6-Z6;
FIG. 17 is a schematic perspective view of the main frame of FIG. 2, with the front of the main frame facing outward;
FIG. 18 is a schematic view of the multi-purpose cutter of the present invention in use, with the back side of the main frame facing outward for cutting squares;
FIG. 19 is a schematic view of the multi-purpose paper cutter of the present invention, shown with the main frame facing outward for cutting a circle;
FIG. 20 is a perspective view of another embodiment of the cutter disc of FIG. 13;
FIG. 21 is a perspective view of a second embodiment of the multi-purpose cutter of the present invention, showing only a portion of the structure;
FIG. 22 is an enlarged detail view of the region Z7 in FIG. 21;
FIG. 23 is a perspective view of a cutting assembly of the multi-purpose trimmer of FIG. 21;
FIG. 24 is an exploded perspective view of the paper cutting assembly of FIG. 23;
FIG. 25 is an enlarged detail view of the region Z8 in FIG. 24;
FIG. 26 is an exploded perspective view of the paper cutting assembly of FIG. 24;
FIG. 27 is a schematic view of the cutting assembly of FIG. 23 in use with the release tab in a locked position;
FIG. 28 is an enlarged detail view of the region Z9 in FIG. 27;
FIG. 29 is an enlarged detail view of the region Z10 in FIG. 27;
FIG. 30 is a schematic view of the cutting assembly of FIG. 23 in use with the release tab in a release position;
FIG. 31 is an enlarged detail view of the region Z11 in FIG. 30;
fig. 32 is an enlarged detail view of the region Z12 in fig. 30.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.
As shown in fig. 1 to 17, the multi-purpose paper cutter 1 includes a main frame 2 and a movable guide 3, the main frame 2 includes a square plate-shaped frame body 21, four corners of the frame body 21 are respectively provided with an annular ring seat 22, the ring seat 22 is internally provided with a rubber foot pad 4, the front of the frame body 21 is provided with a square guide frame 23, the back of the frame body 21 is provided with a circular guide frame 24, and the depths of the square guide frame 23 and the circular guide frame 24 are half of the thickness of the frame body 21.
As shown in fig. 8 to 10, the movable fence 3 includes a fence main body 31 having a plate shape, the cross section of the fence main body 31 is a shape of a lereuleaux triangle, three elongated guide slots 32 are formed in the circumferential direction of the fence main body 31, an elongated guide rail 321 is respectively formed on two inner walls of each guide slot 32, and a mounting screw hole 33 is respectively formed on two sides of each guide slot 32.
As for the lelo triangle, detailed description is given in hundred degrees encyclopedia, and the description is not repeated here.
As shown in fig. 4 to 7, three detachable handheld brackets 5 are disposed on the movable guide 3, the handheld brackets 5 include a pair of bracket posts 51 disposed in parallel, a post screw hole 511 is disposed at the bottom of the bracket post 51, the post screw hole 511 is connected with the mounting screw hole 33 by a screw, a bracket cross bar 52 is disposed between the tops of the bracket posts 51, a rotating shaft 53 is disposed at the middle of the bracket cross bar 52, a pair of shaft bearings 54 is disposed on the rotating shaft 53, and a rotating cylinder 6 is sleeved outside the shaft bearings 54.
As shown in fig. 11 to 14, a paper cutting assembly M is respectively disposed in the guiding slot 32, the paper cutting assembly M includes a pair of block-shaped sliding blocks 7 disposed in parallel, the sliding block 7 is provided with a first sliding screw hole 71 and a second sliding screw hole 72, the bottom of the sliding block 7 is provided with a limit sink groove 73, a locking screw 8 penetrates through the first sliding screw hole 71, the bottom of the locking screw 8 is provided with a first screw hole 81, a locking screw 11 penetrates through a limit gasket 10 and is locked with the first screw hole 81, a cutter screw 9 penetrates through the second sliding screw hole 72, the bottom of the cutter screw 9 is provided with a second screw hole 91, a cutter head 12 is disposed in the second screw hole 91, the cutter head 12 includes a rod-shaped cutter rod body 122, the cutter rod body 122 is provided with a pair of cutter bearings 125, the outer diameter of the cutter bearings 125 is adapted to the inner diameter of the second screw hole 91, the bottom of the cutter rod body 122 is provided with a cylindrical cutter cylinder 121, the bottom of the cutter cylinder 121 is provided with a cutter notch 123, a cutter pin 124 is arranged in the cutter notch 123, the cutter pin 124 is provided with a rotatable annular cutter disc 126, the center of the cutter disc 126 is provided with a disc hole 1261, and the outer wall of the cutter disc 126 is provided with an annular cutting edge 1262.
The following description is provided for a method of using the multi-purpose paper cutter, including the steps of:
step S1, as shown in fig. 18, the paper P to be cut is placed below the main frame 2 so that the front surface of the main frame 2 faces downward;
step S2, loosening the locking screw 8, and sliding the paper cutting component M to a required position in the guide notch 32;
step S3, screwing the locking screw 8 to lock the position of the paper cutting assembly M;
step S4, rotating the cutter screw 9, and adjusting the cutter disc 126 of the cutter head 12 to a proper height, so that the cutting edge 1262 of the cutter disc 126 maintains a proper contact force with the paper P;
step S5, pinch the rotating cylinder 6 of the paper cutting assembly M with a finger, and rotate the movable guide plate 3, so that the movable guide plate 3 rotates in the square guide frame 23, and then the cutter disc 126 cuts out a square paper sheet on the paper sheet P, where four corners of the square paper sheet are all rounded corners.
When it is desired to cut a circle, as shown in fig. 19, the reverse surface of the main frame 2 is faced so that the movable guide 3 rotates within the circular guide frame 24, thereby obtaining a circular sheet.
The size of the square or round paper sheet can be adjusted since the user does not touch the cutter disc 126, which is particularly suitable for use by young children.
As shown in fig. 20, in another embodiment of the cutter disc 126A of the present invention, the cutting edge 1263A on the outer wall of the cutter disc 126A is a fold line shape, so that a wavy sheet edge can be cut, which provides better aesthetic appearance.
As shown in fig. 21 to 26, which are a second embodiment of the present invention, only a part of the structure is shown. In contrast to the first embodiment, three cutting assemblies MA are arranged in the guide slot 32.
The paper cutting assembly M includes a block-shaped sliding block 7A and a block-shaped positioning block 13A, and the positioning block 13A is located above the sliding block 7A. The structure of the slide block 7A includes a first slide screw hole 71A and a second slide screw hole 72A, as in the slide block 7 of the first embodiment, and will not be described again.
The positioning block 13A is provided with a first positioning screw hole 131A and a second positioning circular hole 132A, two sides of the positioning block 13A are respectively provided with a positioning flange 133A, the positioning flange 133A is provided with an oblong through movable circular groove 134A and a pin hole 135A, and the top of the positioning flange 133A is provided with a limit protrusion 136A.
A quick lock rod 19A penetrates a limit washer 20A, a first sliding screw hole 71A and a second positioning round hole 132A, the head of the quick lock rod 19A is provided with a round rod disc 192A, the tail of the quick lock rod 19A is provided with a quick lock rod hole 191A, the rod disc 192A is matched with the limit washer 20A, a first pin rod 16A penetrates the movable round groove 134A and the quick lock rod hole 191A, a locking spring 18A is arranged between the positioning flanges 133A, an annular locking press ring 17A is arranged above the locking spring 18A, a release pressing plate 14A is arranged above the locking press ring 17A, the tail end of the release pressing plate 14A is provided with an eccentric column head 141A, the eccentric column head 141A is provided with an eccentric through hole 142A, and a second pin rod 15A penetrates the pin hole 135A and the eccentric through hole 142A.
The method of using the second embodiment will be described below.
As shown in fig. 27 to 29, the release pressing piece 14A is in the locking position, the locking pressing ring 17A is pressed and lifted by the locking spring 18A, and the quick locking lever 19A is pulled upward, so that the sliding block 7A and the positioning block 13A clamp the guide rail 321, and at this time, the paper cutting assembly M cannot move.
As shown in fig. 30 to 32, when the user needs to adjust the position of the paper cutting assembly M, the user only needs to slightly press the release pressing sheet 14A with a finger, so that the eccentric column head 141A of the release pressing sheet 14A presses the tail end surface of the quick lock rod 19A, the quick lock rod 19A moves downward, and the quick lock rod 19A drives the first pin 16A to move downward in the movable circular groove 134A. Then, the first pin rod 16A presses the locking press ring 17A to move down, the locking spring 18A is further compressed, and at the same time, a gap L is formed between the rod disc 192A of the quick locking rod 19A and the limit washer 20A, at this time, the sliding block 7A and the positioning block 13A do not clamp the guide rail 321, and the user can press the release sheet 14A and freely slide the paper cutting assembly M, at this time, the release sheet 14A is in the release position.
When the paper cutting assembly M moves to a desired position, the finger is released, and the quick locking lever 19A is pulled upward again by the locking spring 18A, so that the sliding block 7A and the positioning block 13A clamp the guide rail 321 again. It should be noted that, during the process of returning the release tab 14A to the tilted position, the final position of the release tab 14A is limited by the limiting protrusion 136A.
Without being limited thereto, any changes or substitutions that are not thought of through the inventive work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims (2)

1. A multi-purpose paper cutter, said multi-purpose paper cutter comprising:
the main frame comprises a square plate-shaped frame main body, annular ring seats are respectively arranged at four corners of the frame main body, rubber foot pads are respectively arranged in the ring seats, a square guide frame is arranged on the front side of the frame main body, a round guide frame is arranged on the back side of the frame main body, and the depths of the square guide frame and the round guide frame are half of the thickness of the frame main body;
the movable guide plate comprises a plate-shaped guide plate main body, the cross section of the guide plate main body is a Lelo triangle, three long-strip-shaped penetrating guide groove openings are formed in the circumferential direction of the guide plate main body, two long-strip-shaped guide rail bars are respectively arranged on two inner walls of each guide groove opening, and two mounting screw holes are respectively formed in two sides of each guide groove opening;
the handheld support comprises a pair of support stand columns which are arranged in parallel, a stand column screw hole is formed in the bottom of each support stand column, the stand column screw hole is connected with the mounting screw hole through a screw, a support cross bar is arranged between the tops of the support stand columns, a rotating shaft rod is arranged in the middle of each support cross bar, a pair of shaft rod bearings are arranged on the rotating shaft rod, and a rotating cylinder is sleeved outside each shaft rod bearing;
three paper cutting components, the paper cutting components can be arranged in the guide groove opening in a sliding way, the paper cutting components comprise a pair of block-shaped sliding blocks which are arranged in parallel, the sliding blocks are provided with a first sliding screw hole and a second sliding screw hole, the bottom of each sliding block is provided with a limit sink groove, a locking screw rod penetrates through the first sliding screw hole, the bottom of each locking screw rod is provided with a first screw rod hole, the locking screw rod penetrates through a limit gasket and is connected with the first screw rod hole in a locking way, a cutter screw rod penetrates through the second sliding screw hole, the bottom of each cutter screw rod is provided with a second screw rod hole, a cutter head is arranged in each second screw rod hole, each cutter head comprises a rod-shaped cutter rod body, the cutter rod body is provided with a pair of cutter bearings, and the outer diameters of the cutter bearings are matched with the inner diameters of the second screw rod holes, the bottom of the cutter rod body is provided with a cylindrical cutter cylinder, the bottom of the cutter cylinder is provided with a cutter notch, a cutter pin is arranged in the cutter notch, a rotatable annular cutter disc is arranged on the cutter pin, a disc hole is formed in the center of the cutter disc, and an annular cutting edge is arranged on the outer wall of the cutter disc.
2. A multi-purpose paper cutter, said multi-purpose paper cutter comprising:
the main frame comprises a square plate-shaped frame main body, annular ring seats are respectively arranged at four corners of the frame main body, rubber foot pads are respectively arranged in the ring seats, a square guide frame is arranged on the front side of the frame main body, a round guide frame is arranged on the back side of the frame main body, and the depths of the square guide frame and the round guide frame are half of the thickness of the frame main body;
the movable guide plate comprises a plate-shaped guide plate main body, the cross section of the guide plate main body is a Lelo triangle, three long-strip-shaped penetrating guide groove openings are formed in the circumferential direction of the guide plate main body, two long-strip-shaped guide rail bars are respectively arranged on two inner walls of each guide groove opening, and two mounting screw holes are respectively formed in two sides of each guide groove opening;
the handheld support comprises a pair of support stand columns which are arranged in parallel, a stand column screw hole is formed in the bottom of each support stand column, the stand column screw hole is connected with the mounting screw hole through a screw, a support cross bar is arranged between the tops of the support stand columns, a rotating shaft rod is arranged in the middle of each support cross bar, a pair of shaft rod bearings are arranged on the rotating shaft rod, and a rotating cylinder is sleeved outside each shaft rod bearing;
three paper cutting components, the paper cutting components can be arranged in the guide groove opening in a sliding way, the paper cutting components comprise a block-shaped sliding block and a block-shaped positioning block, the positioning block is positioned above the sliding block, the sliding block is provided with a first sliding screw hole and a second sliding screw hole, the bottom of the sliding block is provided with a limit sink groove, the positioning block is provided with a first positioning screw hole and a second positioning round hole, two sides of the positioning block are respectively provided with a positioning flange, the positioning flange is provided with a long circular through movable round groove and a pin hole, the top of the positioning flange is provided with a limit protrusion, a quick locking rod penetrates through a limit washer, the first sliding screw hole and the second positioning round hole, the head of the quick locking rod is provided with a circular rod disc, the tail of the quick locking rod is provided with a quick locking rod hole, the rod disc is matched with the limit washer, a first pin rod penetrates through the movable circular groove and the quick locking rod hole, a locking spring is arranged between the positioning flanges, an annular locking pressing ring is arranged above the locking spring, a release pressing sheet is arranged above the locking pressing ring, an eccentric column head is arranged at the tail end of the release pressing sheet, an eccentric through hole is arranged on the eccentric column head, a second pin rod penetrates through the pin hole and the eccentric through hole, a cutter screw rod penetrates through the first positioning screw hole and the second sliding screw hole, a second screw rod hole is arranged at the bottom of the cutter screw rod, a cutter head is arranged in the second screw rod hole, the cutter head comprises a rod-shaped cutter rod body, a pair of cutter bearings are arranged on the cutter rod body, and the outer diameter of each cutter bearing is matched with the inner diameter of the second screw rod hole, the bottom of the cutter rod body is provided with a cylindrical cutter cylinder, the bottom of the cutter cylinder is provided with a cutter notch, a cutter pin is arranged in the cutter notch, a rotatable annular cutter disc is arranged on the cutter pin, a disc hole is formed in the center of the cutter disc, and an annular cutting edge is arranged on the outer wall of the cutter disc.
CN202010241473.6A 2020-03-31 2020-03-31 Multipurpose paper cutter Active CN111390992B (en)

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CN202010241473.6A CN111390992B (en) 2020-03-31 2020-03-31 Multipurpose paper cutter

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Application Number Priority Date Filing Date Title
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CN111390992B true CN111390992B (en) 2021-07-27

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5036740A (en) * 1990-04-30 1991-08-06 Tsai Chang Ta Roller-pressed film cutter apparatus
CN1133531C (en) * 2002-04-11 2004-01-07 致伸科技股份有限公司 Cutter
CN2806091Y (en) * 2005-06-01 2006-08-16 上海迪士比办公设备制造有限公司 Multifunction paper cutting machine
US8793884B1 (en) * 2012-04-05 2014-08-05 Chi-Jen Chen Circle cutting tool
CN206406131U (en) * 2016-12-29 2017-08-15 虎丘医疗科技（苏州）有限公司 A kind of circular cutting mechanism
CN209665548U (en) * 2019-02-02 2019-11-22 咸阳师范学院 A kind of fine arts drawing paper cutting means

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