CN109877880A - A kind of engagement type paper knife - Google Patents
A kind of engagement type paper knife Download PDFInfo
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- CN109877880A CN109877880A CN201910259226.6A CN201910259226A CN109877880A CN 109877880 A CN109877880 A CN 109877880A CN 201910259226 A CN201910259226 A CN 201910259226A CN 109877880 A CN109877880 A CN 109877880A
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- blade
- gear
- shell
- fixed link
- type paper
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Abstract
The invention belongs to paper knife field of tool, and in particular to a kind of engagement type paper knife, comprising: shell, blade, gear, rack gear, fixed link, sliding block.The shell is cuboid structure, its front end is globoidal structure, shell one side is provided with visual slot, fixed link is equipped in visual slot, blade tip is equipped with rack gear for fixing, blade is arranged in the groove of rack gear inner bottom surface, and the front end of the rack gear engages connection with gear, and gear is fixed in the rectangular aperture of housing top surface by the shaft of two sides.The purpose of the present invention is to provide a kind of engagement type paper knives to use right-hand man without limitation, while preventing blade double swerve, facilitates allowing blade replacement.
Description
Technical field
The invention belongs to paper knife field of tool, and in particular to a kind of engagement type paper knife.
Background technique
Paper knife is a kind of for cutting the tool of the objects such as paper, presspaper, in cutting, needs blade passing through cunning
After block slides into the length of needs, blade is locked, operation is carried out to effect target by manually holding blade, after the completion of operation again
Blade is resetted.
The slide unit many places of existing cutter push sliding block to come moving blade position in one side, when needing allowing blade replacement,
Rear end cap is extracted, the sliding block of fixed blade is taken out, does so that there are the following problems:
1, sliding block setting is used in side, such as people of left-handed person or right-handed person, extremely inconvenient when pushing, and causes to make
It is bad with experiencing, the problem of being more troublesome；When needing blade releasing length maximum, due to not of uniform size, the hand of manpower
Lesser people using when hold the hand of blade and to adjust position twice and can just release blade, it is more troublesome；
2, it is pushed out in blade more than the length of itself half in use, blade is relatively thin and blade side is provided with inclined folding
Line will shake left and right in cutting thickness or the higher target of hardness, even be bent to a direction, is such as bent and rectifies
Ingeniously at scrimp, it also will cause blade and snap, while making breaks down, the blade to snap may cause to hurt to user
Evil；
3, in allowing blade replacement, it is also necessary to dismantle rear end cap, blade be removed from support column, allowing blade replacement process is more numerous
It is trivial.
Summary of the invention
Therefore, the present invention exactly makes in view of the above problems, and the purpose of the present invention is to provide a kind of engagement type sanctions
Paper knife uses right-hand man without limitation, while preventing blade double swerve, facilitates allowing blade replacement.
A kind of engagement type paper knife provided by the invention, comprising: shell, blade, gear, rack gear, fixed link, sliding block；
The shell is cuboid structure, and front end is globoidal structure, and shell one side is provided with visual slot, sets in visual slot
There is fixed link, be the outlet of blade at the cambered surface of front end, exit rear is equipped with blade, and housing top surface is equipped with perforation close to exit
Housing top surface rectangular aperture, rectangular aperture is interior to be equipped with gear；
The shell another side is provided with rectangular channel, is provided with sliding groove below rectangular channel；
The blade tip is equipped with rack gear for fixing, and blade is arranged in the groove of rack gear inner bottom surface, the rack gear
Front end connection is engaged with gear, gear is fixed in the rectangular aperture of housing top surface by the shaft of two sides, the tooth
Wheel two sides are provided with fixation hole, and fixation hole is equipped with multiple, and circular array is arranged in the side of gear, the fixed link and blade
The hole of rear end is connected；
At the blade another side, the fixation hole side of gear is equipped with gag lever post, and gag lever post and housing top surface are level
It is slidably connected, rack gear one side is provided with multiple limiting slots, and limiting slot is respectively separated certain distance and is arranged in parallel, each limiting slot
It is corresponded with the scrimp on blade, the top of the sliding block is placed in the limiting slot of rearmost end, and the main body of sliding block is vertically to set
The cuboid set, close to the side top surface horizontal extension of limiting slot, the side bottom surface horizontal extension far from limiting slot is hung down
Straight portion is provided with the fixing groove of perforation, is the other end of fixed link in fixing groove, and fixed link is connect with fixing groove vertical sliding motion；
The fixed link is inserted into the pin hole of fixed link two by pin by fixed link one and is composed.
In one embodiment, the end of the rack gear is equipped with block.
In one embodiment, the connection type between the fixed link one and fixed link two is magnetic connects.
In one embodiment, the diameter of the gag lever post is slightly less than the internal diameter of fixation hole.
In one embodiment, equipped with useless blade cartridge below the housing rear end.
In one embodiment, the width of the limiting slot is slightly larger than the horizontal part of slider top.
In one embodiment, the height in the fixing groove is identical as the height of rectangular channel.
In one embodiment, the shell inner bottom surface below the blade is provided with guide groove.
The utility model has the advantages that
1, pushing meanss of the invention are arranged at the top surface of blade, and right-hand man is facilitated to use, and keep user more convenient.
2, pushing meanss of the invention are rack and pinion engagement formula, and adjustment position need to be only slided at one, is facilitated
People uses.
3, blade tip of the present invention is equipped with fixed device, is fixed when using blade to blade, prevents double swerve
Caused by adverse effect blade can individually be released when needing to break breaking piece and break disconnected, while breaking the blade having no progeny can be in original
The section start of blade will not make the home position of point of a knife change.
4, in allowing blade replacement, the fixed link of one end need to only be separated, without removing rear end cap, makes allowing blade replacement more
Simply.
Detailed description of the invention
Fig. 1 is overall structure front view of the present invention.
Fig. 2 is overall structure rearview of the present invention.
Fig. 3 is blade of the present invention and fixed device front view.
Fig. 4 is blade of the present invention and fixed device rearview.
Fig. 5 is detail view after blade of the present invention and fixed device connection.
Fig. 6 is fixed link detail view of the present invention.
Fig. 7 is view when blade of the present invention is released.
Specific embodiment
The invention will be further described with attached drawing combined with specific embodiments below, elaborates in the following description more
Details to facilitate a thorough understanding of the present invention, still the present invention obviously can be come with a variety of other modes different from this description it is real
Apply, those skilled in the art can without violating the connotation of the present invention according to practical situations make similar popularization,
It deduces, therefore should not be limited the scope of the invention with the content of this specific embodiment.
As shown in Figure 1, a kind of engagement type paper knife provided by the invention, comprising: shell 1, blade 2, gear 3, rack gear 4,
Fixed link 5, sliding block 6；
As shown in Figure 1, the shell 1 is cuboid structure, front end is globoidal structure, and 1 one side of shell is provided with visually
Slot 11, it is the outlet 12 of blade 2 at the cambered surface of front end, 12 rear of exit is equipped with blade 2, shell that visual slot 11 is interior, which to be equipped with fixed link 5,
1 top surface of body is equipped with perforation 1 top surface rectangular aperture of shell close to exit 12, is equipped with gear 3 in rectangular aperture；
As shown in Fig. 2, 1 another side of shell is provided with rectangular channel 13, sliding groove 14 is provided with below rectangular channel 13；
As shown in figure 3, being equipped with rack gear 4 for fixing at the top of the blade 2, the recessed of 4 inner bottom surface of rack gear is arranged in blade 2
In slot, the front end of the rack gear 4 engages connection with gear 3, and gear 3 is fixed at 1 top surface of shell by the shaft 32 of two sides
Rectangular aperture in, 3 two sides of gear are provided with fixation hole 31, and fixation hole 31 is equipped with multiple, and circular array is arranged in tooth
The side of wheel 3, the fixed link 5 are connected with the hole of 2 rear end of blade；
As shown in figure 4,31 side of fixation hole of gear 3 is equipped with gag lever post 33, gag lever post at 2 another side of blade
33 are slidably connected with 1 top surface of shell for level, and 4 one side of rack gear is provided with multiple limiting slots 41, and limiting slot 41 is respectively separated centainly
Distance is arranged in parallel, and each limiting slot 41 is corresponded with the scrimp on blade 2, and the top of the sliding block 6 is placed in rearmost end
Limiting slot 41 in, the main body of sliding block 6 is vertically disposed cuboid, close to the side top surface horizontal extension of limiting slot 41,
Its side bottom surface horizontal extension far from limiting slot 41, vertical component effect are provided with the fixing groove 61 of perforation, are to fix in fixing groove 61
The other end of bar 5, fixed link 5 are connect with 61 vertical sliding motion of fixing groove；
It is combined as shown in fig. 6, the fixed link 5 is inserted into the pin hole of fixed link 2 52 by fixed link 1 by pin 53
At.
Preferably, as an embodiment, the end of the rack gear 4 is equipped with block 42, and its object is to make blade 2
It more preferably moves and clamps in rack gear 4.
Preferably, as an embodiment, the connection type between the fixed link 1 and fixed link 2 52 is
Magnetic connects, its object is to the mode of magnetic connects is more stable, it is not easy to fall off.
Preferably, as an embodiment, the diameter of the gag lever post 33 is slightly less than the internal diameter of fixation hole 31, prevents
Gag lever post 33 is impacted when being inserted into fixation hole 31.
Preferably, as an embodiment, below 1 rear end of shell equipped with useless blade cartridge, the knife edge is blunt frustrate when
It conveniently breaks disconnected.
Preferably, as an embodiment, the width of the limiting slot 41 is slightly larger than the horizontal part at 6 top of sliding block,
Anti- limited slip block 6 can not be effectively placed in limiting slot 41.
Preferably, as an embodiment, the height in the fixing groove 61 is identical as the height of rectangular channel 13, prevents
Only stopped when promoting sliding block 6, leads to not normal movement.
Preferably, as an embodiment, 1 inner bottom surface of shell of 2 lower section of blade is provided with guide groove, prevents knife
Inclination causes a deviation when piece 2 is released.
Working principle of the present invention:
When using paper knife, the thumb of hand is placed on gear 3, drives lower section to engage by balladeur train 3
The horizontal displacement forwards of rack gear 4, while blade 2 is arranged in 4 inner bottom surface of rack gear, rack gear 4 removes shell 1 with cutting blade 2,
When being determined that blade 2 releases length, gag lever post 33 is stirred, is inserted into gag lever post 33 in the fixation hole 31 of gear 3, locks blade 2
Fixed, when making good use of, sliding block 6 is lifted up, is moved to when needs are broken and break the blunt point of a knife frustrated by opposite direction balladeur train 3
It in next limiting slot 41, while being connection status between sliding block 6 and fixed link 5, band cutting blade 2 removes a distance, due to
Limiting slot 41 is corresponding up and down with the scrimp of blade 2, and at this moment the blade outside outlet exactly needs to break disconnected part, is needing to change
When blade, blade 2 is released and is maximized, 5 plug of fixed link is separated, extracts blade 2 out.
Claims (8)
1. a kind of engagement type paper knife, comprising: shell (1), blade (2), gear (3), rack gear (4), fixed link (5), sliding block
(6)；
It is characterized by: the shell (1) is cuboid structure, front end is globoidal structure, and shell (1) one side is provided with visually
Slot (11), visual slot (11) is interior to be equipped with fixed link (5), is the outlet (12) of blade (2), exit (12) rear at the cambered surface of front end
Equipped with blade (2), shell (1) top surface is equipped with perforation shell (1) top surface rectangular aperture close to exit (12), sets in rectangular aperture
There are gear (3)；
Shell (1) another side is provided with rectangular channel (13), is provided with sliding groove (14) below rectangular channel (13)；
Rack gear for fixing (4) are equipped at the top of the blade (2), blade (2) is arranged in the groove of rack gear (4) inner bottom surface,
The front end of the rack gear (4) engages connection with gear (3), and gear (3) is fixed at shell (1) by the shaft (32) of two sides
In the rectangular aperture of top surface, gear (3) two sides are provided with fixation hole (31), and fixation hole (31) is equipped with multiple, battle array in a ring
Column are arranged in the side of gear (3), and the fixed link (5) is connected with the hole of blade (2) rear end；
At blade (2) another side, fixation hole (31) side of gear (3) is equipped with gag lever post (33), gag lever post (33) with
Shell (1) top surface is slidably connected for level, and rack gear (4) one side is provided with multiple limiting slots (41), and limiting slot (41) is respectively separated
Certain distance is arranged in parallel, and each limiting slot (41) corresponds with the scrimp on blade (2), the top of the sliding block (6)
It is placed in the limiting slot (41) of rearmost end, the main body of sliding block (6) is vertically disposed cuboid, close to the one of limiting slot (41)
Side top surface horizontal extension, the side bottom surface horizontal extension far from limiting slot (41), vertical component effect are provided with the fixing groove of perforation
It (61), is the other end of fixed link (5) in fixing groove (61), fixed link (5) is connect with fixing groove (61) vertical sliding motion；
The fixed link (5) is inserted into the pin hole of fixed link two (52) by pin (53) by fixed link one (51) and is composed.
2. a kind of engagement type paper knife according to claim 1, it is characterised in that: the end of the rack gear (4) is equipped with gear
Block (42).
3. a kind of engagement type paper knife according to claim 1, it is characterised in that: the fixed link one (51) and fixed link
Connection type between two (52) is magnetic connects.
4. a kind of engagement type paper knife according to claim 1, it is characterised in that: the diameter of the gag lever post (33) is smaller
Internal diameter in fixation hole (31).
5. a kind of engagement type paper knife according to claim 1, it is characterised in that: be furnished with below shell (1) rear end
Useless blade cartridge.
6. a kind of engagement type paper knife according to claim (1), it is characterised in that: the width of the limiting slot (41) omits
Greater than the horizontal part at the top of sliding block (6).
7. a kind of engagement type paper knife according to claim 1, it is characterised in that: height in the fixing groove (61) with
The height of rectangular channel (13) is identical.
8. a kind of engagement type paper knife according to claim 1, it is characterised in that: the shell (1) below the blade (2)
Inner bottom surface is provided with guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910259226.6A CN109877880A (en) | 2019-04-02 | 2019-04-02 | A kind of engagement type paper knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910259226.6A CN109877880A (en) | 2019-04-02 | 2019-04-02 | A kind of engagement type paper knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109877880A true CN109877880A (en) | 2019-06-14 |
Family
ID=66935694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910259226.6A Withdrawn CN109877880A (en) | 2019-04-02 | 2019-04-02 | A kind of engagement type paper knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109877880A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021092725A1 (en) * | 2019-11-11 | 2021-05-20 | Leica Biosystems Nussloch Gmbh | Moving and clamping device, and blade holder |
| CN117325216A (en) * | 2022-07-01 | 2024-01-02 | 德瑞克斯有限公司 | Cutter with sliding gear |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201175916Y (en) * | 2007-12-28 | 2009-01-07 | 冯惠芳 | Paper knife with blade retractable |
| CN201423661Y (en) * | 2009-06-06 | 2010-03-17 | 中国矿业大学 | Cuter knife for left hand and right hand |
| US20120102757A1 (en) * | 2007-10-14 | 2012-05-03 | Glen Kanemoto | Safety Cutter Apparatus |
| CN102975211A (en) * | 2012-11-09 | 2013-03-20 | 顺德工业(江苏)有限公司 | Locking mechanism of art knife |
| CN205572470U (en) * | 2016-04-22 | 2016-09-14 | 青岛第二实验初级中学 | Prevent fish tail art designer sword |
| CN206812014U (en) * | 2017-06-26 | 2017-12-29 | 龙岩市永定区祥亿电子有限公司 | A kind of heat-resistance abrasion-resistance alloy blade |
| CN206855495U (en) * | 2017-06-30 | 2018-01-09 | 李跃华 | A kind of food inspection sampling knife |
-
2019
- 2019-04-02 CN CN201910259226.6A patent/CN109877880A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120102757A1 (en) * | 2007-10-14 | 2012-05-03 | Glen Kanemoto | Safety Cutter Apparatus |
| CN201175916Y (en) * | 2007-12-28 | 2009-01-07 | 冯惠芳 | Paper knife with blade retractable |
| CN201423661Y (en) * | 2009-06-06 | 2010-03-17 | 中国矿业大学 | Cuter knife for left hand and right hand |
| CN102975211A (en) * | 2012-11-09 | 2013-03-20 | 顺德工业(江苏)有限公司 | Locking mechanism of art knife |
| CN205572470U (en) * | 2016-04-22 | 2016-09-14 | 青岛第二实验初级中学 | Prevent fish tail art designer sword |
| CN206812014U (en) * | 2017-06-26 | 2017-12-29 | 龙岩市永定区祥亿电子有限公司 | A kind of heat-resistance abrasion-resistance alloy blade |
| CN206855495U (en) * | 2017-06-30 | 2018-01-09 | 李跃华 | A kind of food inspection sampling knife |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021092725A1 (en) * | 2019-11-11 | 2021-05-20 | Leica Biosystems Nussloch Gmbh | Moving and clamping device, and blade holder |
| CN117325216A (en) * | 2022-07-01 | 2024-01-02 | 德瑞克斯有限公司 | Cutter with sliding gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190614 |