CN220261088U - Paper cutter capable of ensuring accurate paper position - Google Patents

Abstract

The utility model provides a guarantee accurate paper cutting machine in paper position, includes the bottom plate, the upper end of bottom plate is equipped with paper positioning mechanism, paper positioning mechanism includes the roof, the lower extreme of roof links firmly through the upper end of support and bottom plate, the outer wall of roof links to each other with three first connecting rod activity through the support, through the cooperation of bottom plate and paper positioning mechanism, it rotates to drive first reciprocating screw to change, first connecting rod drives the second connecting rod and rotates, the second connecting rod drives the hold-down plate and moves down, can compress tightly the paper continuation through above-mentioned mode, the hold-down plate can not appear rocking, the accuracy that the paper was tailor has been improved, cooperation through riser and removal cutting mechanism, first motor drives the second reciprocating screw and rotates, the second motor drives the gear and rotates, can make the lifter drive the cutter and tailor paper, can vertically tailor paper, thereby the limitation of cutter processing has been reduced.

Description

Paper cutter capable of ensuring accurate paper position

Technical Field

The utility model relates to a paper cutter, in particular to a paper cutter capable of ensuring accurate paper positions.

Background

The paper cutter is a portable paper cutter, and the old paper cutter generally comprises a paper cutter base and a sliding type cutter body, wherein the cutter edge is specially treated, the cutter edge is sharp and durable, and the cut product is neat and has no wool. The functions of modern paper cutters are greatly improved compared with the old type, and the types of electric paper cutters, electronic paper cutters, numerical control paper cutters and the like are developed.

For example, the authorized bulletin number is CN217943521U, and the probability of paper displacement can be reduced in the cutting process of the cutter, so that the normal cutting process is ensured, the cutting effect is ensured, and the practicability is higher. But this paper cutting machine compresses tightly the paper through the spring drive briquetting, but the spring can take place to kick-back, can lead to the position of briquetting to take place to remove, leads to the unable compaction of paper, has reduced the accuracy that the paper was tailor, and this paper cutting machine can only transversely tailor the paper simultaneously, and when the paper needed vertical tailors, this paper cutting machine can't accomplish processing, and this just increased the limitation of paper cutting machine work.

Disclosure of Invention

The paper cutting machine for ensuring the accurate position of the paper can continuously compress the paper, so that the cutting accuracy is improved; the paper can be vertically cut, and the processing limitation of the paper cutting machine is reduced.

The utility model solves the technical problems by adopting the technical scheme that: the paper cutting machine capable of ensuring accurate paper positions comprises a bottom plate, wherein a paper positioning mechanism is arranged at the upper end of the bottom plate and comprises a top plate, the lower end of the top plate is fixedly connected with the upper end of the bottom plate through a support, the outer wall of the top plate is movably connected with three first connecting rods through the support, the middle parts of the first connecting rods are movably connected with screw nuts through the support and pin shafts, the screw nuts are movably connected with first reciprocating screw threads, three one ends of the first connecting rods are movably connected with second connecting rods through pin shafts, the other ends of the second connecting rods are movably connected with a pressing plate through pin shafts, the middle parts of the two second connecting rods are movably connected with third connecting rods through pin shafts, and one ends of the first reciprocating screw rods are fixedly connected with a rotating handle.

In order to further improve, the upper surface of the bottom plate is fixedly connected with two vertical plates, and the two vertical plates are fixedly connected with a protective cover.

Further perfects, the inside of riser is equipped with removes cutting mechanism, it includes first motor to remove cutting mechanism, first motor passes through the fixed linking to each other of inner wall of support and riser, the output shaft of first motor runs through the riser and links to each other with the fixed second reciprocating screw, the second reciprocating screw links to each other with the movable block screw thread, the upper end of movable block links to each other with the sleeve is fixed, the sleeve links to each other with the lifter is sliding, the lower extreme of lifter links to each other with the rack is fixed, the rack links to each other with the gear engagement, one side of gear links to each other with the output shaft of second motor is fixed. The outer wall of the second motor is fixedly connected with the vertical plate through a bracket.

Further perfecting, the lower end of the lifting rod penetrates through the protective cover through a slide rail, and the lifting rod is connected with the protective cover in a sliding manner through the slide rail.

Further perfecting, the upper surface of the bottom plate is provided with a scale plate.

Further perfecting, the lower end of the lifting rod is fixedly connected with the cutting knife.

The beneficial effects of the utility model are as follows: according to the paper cutting device, the first reciprocating screw is driven by the rotating handle to rotate through the cooperation of the bottom plate and the paper positioning mechanism, the screw nut is driven by the first reciprocating screw to move, the first connecting rod is driven by the screw nut to rotate, the second connecting rod is driven by the first connecting rod to rotate, and the pressing plate is driven by the second connecting rod to move downwards.

Through the cooperation of riser and removal cutting mechanism, first motor drives the second and reciprocates the lead screw and rotates, the second reciprocates the lead screw and drives the movable block and rotate, the movable block drives the sleeve and remove, the sleeve drives the lifter and controls and remove, the lifter drives behind the cutting scissors removal to suitable position, first motor stop work, later switch on the external power supply of second motor, start the second motor, the second motor drives gear rotation, the gear drives the rack and removes, the rack drives the lifter and removes, can make the lifter drive cutting scissors and cut out the paper through above-mentioned mode, can vertically cut out the paper, thereby cutting machine processing's limitation has been reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side cross-sectional view of FIG. 1;

FIG. 3 is a schematic elevational cross-sectional view of FIG. 1;

FIG. 4 is a partial side cross-sectional schematic view of FIG. 3;

fig. 5 is a schematic top cross-sectional view of fig. 1.

Reference numerals illustrate:

1. the paper cutting machine comprises a bottom plate, 2, a paper positioning mechanism, 201, a top plate, 202, a first connecting rod, 203, a second connecting rod, 204, a third connecting rod, 205, a first reciprocating screw, 206, a screw nut, 207, a pressing plate, 208, a rotating handle, 3, a movable cutting mechanism, 301, a first motor, 302, a second reciprocating screw, 303, a movable block, 304, a sleeve, 305, a lifting rod, 306, a rack, 307, a gear, 308, a second motor, 4, a vertical plate, 5, a cutting knife, 6, a protective cover, 7 and a scale plate.

Detailed Description

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

referring to fig. 1, 2, 3, 4 and 5: in this embodiment, a paper cutting machine for ensuring accurate paper position includes a bottom plate 1, a paper positioning mechanism 2 is disposed at an upper end of the bottom plate 1, the paper positioning mechanism 2 includes a top plate 201, a lower end of the top plate 201 is fixedly connected with an upper end of the bottom plate 1 through a bracket, the bottom plate 1 is fixed with a position of the top plate 201, an outer wall of the top plate 201 is movably connected with three first connecting rods 202 through a bracket, the first connecting rods 202 rotate on the top plate 201, a middle part of the first connecting rods 202 is movably connected with a lead screw nut 206 through a bracket and a pin shaft, the lead screw nut 206 drives the first connecting rods 202 to move, the lead screw nut 206 is in threaded connection with a first reciprocating lead screw 205, the first reciprocating lead screw 205 drives the lead screw nut 206 to rotate, one end of the three first connecting rods 202 is movably connected with a second connecting rod 203 through a pin shaft, the first connecting rods 202 drives the second connecting rods 203 to rotate, the other ends of the second connecting rods 203 are movably connected with a pressing plate 207 through pin shafts, the middle parts of the two second connecting rods 203 are movably connected with the third connecting rods 204 through pin shafts, the second connecting rods 203 drive the third connecting rods 204 to rotate, and one ends of the first reciprocating lead screws 205 are fixedly connected with first reciprocating lead screws 208 to rotate.

Referring to fig. 3 and 4: in this embodiment, a paper cutting machine for ensuring accurate paper position is provided with a movable cutting mechanism 3 inside a vertical plate 4, the movable cutting mechanism 3 comprises a first motor 301, the first motor 301 is fixedly connected with the inner wall of the vertical plate 4 through a bracket, the vertical plate 4 is fixed with the position of the first motor 301, an output shaft of the first motor 301 penetrates through the vertical plate 4 and is fixedly connected with a second reciprocating screw 302, the first motor 301 drives the second reciprocating screw 302 to rotate, the second reciprocating screw 302 is in threaded connection with a movable block 303, the second reciprocating screw 302 drives the movable block 303 to be positioned, the upper end of the movable block 303 is fixedly connected with a sleeve 304, the movable block 303 drives the sleeve 304 to rotate, the sleeve 304 is slidingly connected with a lifting rod 305, the lifting rod 305 moves in the sleeve 304, the lower end of the lifting rod 305 is fixedly connected with a rack 306, the lifting rod 305 drives the rack 306 to rotate, the rack 306 is meshed with a gear 307, one side of the gear 307 drives the rack 306 to rotate with an output shaft of the second motor 308, the second motor 308 drives the gear 307 to rotate, the size of the second motor 308 is selected according to actual requirements, and the second motor 308 can be fixedly connected with the second vertical plate 308 through the bracket 308 on the fixed vertical plate 4.

Referring to fig. 1, 2, 3, 4 and 5: in this embodiment, a paper cutting machine for ensuring accurate paper position, the upper surface of the bottom plate 1 is fixedly connected with two vertical plates 4, the position of the vertical plates 4 is fixed on the bottom plate 1, the position of the protective cover 6 is fixedly connected with two vertical plates 4, the vertical plates 4 are fixed on the position of the protective cover 6, the lower end of the lifting rod 305 penetrates through the protective cover 6 through a slide way, the lifting rod 305 is slidingly connected with the protective cover 6 through the slide way, the lifting rod 305 slides on the protective cover 6, the scale plate 7 is machined on the upper surface of the bottom plate 1, the position of the scale plate 7 is fixed on the bottom plate 1, the lower end of the lifting rod 305 is fixedly connected with the cutting knife 5, and the position of the cutting knife 5 is fixed on the lifting rod 305.

Working principle:

when the paper cutting machine capable of ensuring accurate paper position is used, firstly, paper is placed on a bottom plate, after the paper is moved to a proper position through a scale plate, a worker shakes a rotating handle 208, the rotating handle 208 drives a first reciprocating screw rod 302 to rotate, the first reciprocating screw rod 302 drives a screw nut 206 to move, the screw nut 206 drives a first connecting rod 202 to rotate, the first connecting rod 202 drives a second connecting rod 203 to rotate, the second connecting rod 203 drives a pressing plate 207 to move downwards to press the paper, an external power supply of the first motor 301 is connected, the first motor 301 is started, the first motor 301 drives the second reciprocating screw rod 302 to rotate, the second reciprocating screw rod 302 drives a moving block 303 to rotate, the moving block 303 drives a sleeve 304 to move, the sleeve 304 drives the lifting rod 305 to move left and right, the lifting rod 305 drives the cutting tool 5 to move to a proper position, then the first motor stops working, then the external power supply of a second motor 308 is connected, the second motor 308 is started, the second motor 308 drives a gear 307 to rotate, the gear 307 drives a rack 306 to move, the lifting rod 306 drives the lifting tool 305 to move, and the lifting tool 5 stops cutting tool to cut paper, and the accurate paper cutting operation is completed.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims (6)

1. The utility model provides a guarantee accurate paper cutting machine in paper position, includes bottom plate (1), characterized by: the upper end of bottom plate (1) is equipped with paper positioning mechanism (2), paper positioning mechanism (2) include roof (201), the lower extreme of roof (201) passes through the upper end fixed link to each other of support and bottom plate (1), the outer wall of roof (201) passes through the support and links to each other with three first connecting rod (202) activity, the middle part of first connecting rod (202) links to each other with screw nut (206) activity through support and round pin axle, screw nut (206) links to each other with first reciprocating screw (205) screw thread, three the one end of first connecting rod (202) links to each other with second connecting rod (203) activity through the round pin axle, the other end of second connecting rod (203) links to each other with clamp plate (207) activity through the round pin axle, two the middle part of second connecting rod (203) links to each other with third connecting rod (204) activity through the round pin axle, the one end of first reciprocating screw (205) links to each other with changeing handle (208) is fixed.

2. A paper cutter for ensuring accurate paper position according to claim 1, wherein: the upper surface of the bottom plate (1) is fixedly connected with two vertical plates (4), and the two vertical plates (4) are fixedly connected with a protective cover (6).

3. A paper cutter for ensuring accurate paper position according to claim 2, characterized in that: the inside of riser (4) is equipped with removes cutting mechanism (3), remove cutting mechanism (3) including first motor (301), first motor (301) are fixed continuous with the inner wall of riser (4) through the support, the output shaft of first motor (301) runs through riser (4) and is fixed continuous with second reciprocating screw (302), second reciprocating screw (302) and movable block (303) screw thread link to each other, the upper end of movable block (303) is fixed continuous with sleeve (304), sleeve (304) and lifter (305) slide and link to each other, the lower extreme and the rack (306) of lifter (305) are fixed continuous, rack (306) are connected with gear (307) meshing, one side of gear (307) is fixed continuous with the output shaft of second motor (308), the outer wall of second motor (308) is fixed continuous with riser (4) through the support.

4. A paper cutter for ensuring accurate paper position according to claim 3, wherein: the lower end of the lifting rod (305) penetrates through the protective cover (6) through a slide way, and the lifting rod (305) is connected with the protective cover (6) in a sliding mode through the slide way.

5. A paper cutter for ensuring accurate paper position according to claim 1, wherein: the upper surface of the bottom plate (1) is provided with a scale plate (7).

6. A paper cutter for ensuring accurate paper position according to claim 3, wherein: the lower end of the lifting rod (305) is fixedly connected with the cutting knife (5).