CN109664363A - A kind of anti-hand plug-in type heavy type paper punch of connecting rod - Google Patents
A kind of anti-hand plug-in type heavy type paper punch of connecting rod Download PDFInfo
- Publication number
- CN109664363A CN109664363A CN201910119208.8A CN201910119208A CN109664363A CN 109664363 A CN109664363 A CN 109664363A CN 201910119208 A CN201910119208 A CN 201910119208A CN 109664363 A CN109664363 A CN 109664363A
- Authority
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- China
- Prior art keywords
- paper
- paper pallet
- pedestal
- punch
- bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/22—Safety devices specially adapted for cutting machines
- B26D7/24—Safety devices specially adapted for cutting machines arranged to disable the operating means for the cutting member
Abstract
The present invention relates to paper punch technical fields, specifically relate to a kind of anti-hand plug-in type heavy type paper punch of connecting rod comprising: pedestal, perforating device, puts Paper pallet one, puts Paper pallet two, axis, lock resistance device compression bar；The pedestal is shell, and top surface is open；The compression bar and perforating device are the prior art；The Paper pallet one of putting is fixed on base top surface, is located at below eyelet punch；The side for putting Paper pallet one is arranged in the Paper pallet two of putting；Two bottom surface of Paper pallet is being put in the axis setting；Two bottom surface of Paper pallet is being put in the lock resistance device setting；Present invention hand when to paper perforating will not press on putting Paper pallet, effectively prevent at hand insertion eyelet punch, when avoiding again punching paper, hand is inadvertently inserted at eyelet punch, and opponent causes to damage.
Description
Technical field
The present invention relates to paper punch technical fields, specifically relate to a kind of anti-hand plug-in type heavy type paper punch of connecting rod.
Background technique
Puncher generally realizes the punching to paper when punching to paper by lever principle, artificial to push
Compression bar moves down eyelet punch, and eyelet punch punches paper, and common puncher is mostly disposably to 10 left sides
Right paper is punched, and eyelet punch and the gap put between Paper pallet are smaller, and hand can not be inserted into, but for heavy duty punch
For, 150 paper can once be punched, eyelet punch and the gap put between Paper pallet are larger, and hand can be inserted easily
Enter, such as inadvertently handle is inserted into, then when lower moulded rod punches paper, eyelet punch can opponent cause serious wound
Evil, therefore there are some potential safety problemss for heavy duty punch.
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 anti-hands of connecting rod
Plug-in type heavy type paper punch, the puncher can lock compression bar by link mechanism, further carry out to hand
Protection.
A kind of anti-hand plug-in type heavy type paper punch of connecting rod, comprising: pedestal, compression bar, perforating device, put Paper pallet one,
Put Paper pallet two, axis, lock resistance device；
The pedestal is shell, and top surface is open；
The compression bar and perforating device are the prior art；
The perforating device includes: mounting plate, interconnecting piece, eyelet punch, bar；
Above-mentioned mounting plate is vertically arranged, and mounting plate is located at middle part and is provided with interconnecting piece；
Above-mentioned interconnecting piece bottom surface one end is provided with eyelet punch, bottom surface other end connecting rod；
The Paper pallet one of putting is fixed on base top surface, is located at below eyelet punch；
The side for putting Paper pallet one is arranged in the Paper pallet two of putting, and all in the same horizontal line, wherein putting Paper pallet
Two are less than pedestal along width at one end 2/3rds of Paper pallet one is put；
Two bottom surface of Paper pallet is being put in axis setting, positioned at putting the smaller one end of two width of Paper pallet and the larger one end of width
Intersection, the both ends of axis are separately connected the two side walls of chassis interior, are provided with torque spring on axis；
The bottom surface for putting the smaller one end of two width of Paper pallet is arranged in the lock resistance device；
The lock resistance device includes: link mechanism, resistance bar, sliding block；
Aforementioned link mechanism one end, which is fixed on, puts two bottom surface of Paper pallet, the fixed resistance bar of the other end；
Above-mentioned resistance bar is vertically arranged；
Above-mentioned sliding block is arranged on the link mechanism bottom surface opposite with pedestal, and wherein sliding block is entrenched in chassis interior bottom surface
In slideway (not shown).
In one embodiment, the sliding block lower end is fillet.
In one embodiment, the sliding block lower end is equipped with runner.
In one embodiment, the length of the slideway (not shown) can allow resistance bar to be moved to below bar and stop
Only.
In one embodiment, the link mechanism junction is provided with torque spring.
In one embodiment, the sliding block setting is in resistance bar bottom surface.
In one embodiment, the resistance bar is stretching structure.
In one embodiment, the pedestal can be dismantled with top component.
Second embodiment:
A kind of anti-hand plug-in type heavy type paper punch of connecting rod, comprising: pedestal, perforating device, puts Paper pallet, bullet at compression bar
Spring, lock resistance device；
The pedestal is shell, and top surface is open；
The compression bar and perforating device are the prior art；
The perforating device includes: mounting plate, interconnecting piece, eyelet punch, bar；
Above-mentioned mounting plate is vertically arranged, and mounting plate is located at middle part and is provided with interconnecting piece；
Above-mentioned interconnecting piece bottom surface one end is provided with eyelet punch, bottom surface other end connecting rod；
Above by artificial lower moulded rod, band rotation connection is moved down；
The Paper pallet of putting lies in a horizontal plane in base top surface, and between it is at regular intervals, wherein putting Paper pallet is divided into three
Part, both ends are mutually fixed with pedestal, and a fixing end is located at below eyelet punch；
The number of springs is two, is vertically arranged, and spring one end, which is separately connected, puts bottom surface in the middle part of Paper pallet, the other end point
It is not connected with base bilateral wall face；
The lock resistance device includes: link mechanism, resistance bar, sliding block；
Aforementioned link mechanism one end, which is fixed on, puts two bottom surface of Paper pallet, the fixed resistance bar of the other end；
Above-mentioned resistance bar is vertically arranged；
Above-mentioned sliding block is arranged on the link mechanism bottom surface opposite with pedestal, and wherein sliding block is entrenched in chassis interior bottom surface
In slideway (not shown).
Beneficial effect
Present invention hand when to paper perforating will not press on putting Paper pallet, effectively prevent at hand insertion eyelet punch,
When avoiding again punching paper, hand is inadvertently inserted at eyelet punch, and opponent causes to damage.
Detailed description of the invention
Fig. 1 is overall structure of the present invention.
Fig. 2 is the internal side diagram of the present invention.
Fig. 3 is perforating device configuration diagram of the present invention.
Fig. 4 is schematic diagram of internal structure of the present invention.
Fig. 5 is work structure diagram of the present invention.
Fig. 6 is operational detail structural schematic diagram of the present invention.
Fig. 7 is second embodiment of the invention overall structure diagram.
Fig. 8 is side diagram inside second embodiment of the invention.
Fig. 9 is second embodiment of the invention work structure diagram.
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 Figs. 1-2, the anti-hand plug-in type heavy type paper punch of a kind of connecting rod, comprising: pedestal 1, compression bar 2, punching dress
3 are set, Paper pallet 1 is put, puts Paper pallet 25, axis 6, lock resistance device 7；
The pedestal 1 is shell, and top surface is open；
The compression bar 2 and perforating device 3 are the prior art, are attached by laborsaving lever principle, and are arranged the bottom of at
1 one end of seat；
As shown in figure 3, the perforating device 3 includes: mounting plate 31, interconnecting piece 32, eyelet punch 33, bar 34；
Above-mentioned mounting plate 31 is vertically arranged, and mounting plate 31 is located at middle part and is provided with interconnecting piece 32, and interconnecting piece 32 passes through installation
Plate 31 can realize movement up and down；
Above-mentioned 32 bottom surface one end of interconnecting piece is provided with eyelet punch 33, bottom surface other end connecting rod 34；
Above by artificial lower moulded rod 2, band rotation connection 32 is moved down, and interconnecting piece 32 drives eyelet punch 33 simultaneously
It is moved down with connecting rod 34；
The Paper pallet 1 of putting is fixed on 1 top surface of pedestal, is located at 33 lower section of eyelet punch, wherein putting the length of Paper pallet 1
The diameter that degree punches needed for being approximately more than；
The side for putting Paper pallet 1 is arranged in the Paper pallet 25 of putting, and all in the same horizontal line, puts Paper pallet 25
And the total length for putting Paper pallet 1 is identical as the length of tetra- paper of A, divides wherein putting Paper pallet 25 along the one end three for putting Paper pallet 1
Two at width be less than pedestal 1；
25 bottom surface of Paper pallet is being put in the axis 6 setting, positioned at putting the smaller one end of 25 width of Paper pallet and width larger one
The intersection at end, the both ends of axis 6 are separately connected the two side walls inside pedestal 1, torque spring 61 are provided on axis 6, when
Put the smaller one end of 25 width of Paper pallet it is subject to downward force when, can be allowed by axis 6 put the smaller one end of 25 width of Paper pallet to
Pedestal 1 is tilted；
The paper, which is placed on, Paper pallet 1 and puts Paper pallet 25, put Paper pallet 1 and put 25 width of Paper pallet compared with
Main support is played to paper in big one end, puts the lesser one end of 25 width of Paper pallet by torque spring 61 and plays auxiliary to paper
Support, when finger pressing is when putting on Paper pallet 1, palm, which can press, is putting the lesser one end of 25 width of Paper pallet, due to hand
For the palm to difference of the Paper pallet 25 relative to paper stress point is put, the pressure of palm, which can allow, puts 25 width of Paper pallet lesser one
End tilts down；
The bottom surface for putting the smaller one end of 25 width of Paper pallet is arranged in the lock resistance device 7；
As shown in figure 4, the lock resistance device 7 includes: link mechanism 71, resistance bar 72, sliding block 73；
71 one end of aforementioned link mechanism, which is fixed on, puts 25 bottom surface of Paper pallet, the fixed resistance bar 72 of the other end；
Above-mentioned resistance bar 72 is vertically arranged；
Above-mentioned sliding block 73 is arranged on the bottom surface opposite with pedestal 1 of link mechanism 71, and wherein sliding block 73 is entrenched in pedestal 1
In the slideway (not shown) of portion bottom surface；
As shown in figure 5, it is described when palm pressing is when putting the smaller one end of 25 width of Paper pallet, Paper pallet 25 is put by gravity
It tilts down, the put Paper pallet two 5 oblique to incision drives link mechanism 71 to move, and link mechanism 71 drives resistance bar 72 to reach bar 34
Lower section, in lower moulded rod 2, resistance 72 countercheck rod 34 of bar move down, cause compression bar 2 that can not push.
Preferably, as an embodiment, 73 lower end of sliding block is fillet, pushes sliding block 73 in link mechanism 71
When mobile.73 lower end fillet of sliding block can preferably reduce the friction with slideway (not shown), to allow link mechanism 71
What is moved is more smooth.
Preferably, as an embodiment, 73 lower end of sliding block is equipped with runner, pushes and slides in link mechanism 71
When block 73 is mobile, the friction of sliding block 73 and slideway (not shown) is reduced by runner, so that link mechanism 71 be allowed to move
It is more smooth.
Preferably, as an embodiment, the length of the slideway (not shown) can allow resistance bar 72 mobile
Stop to the lower section of bar 34, avoids resistance bar 72 from removing the lower section of bar 34, blocking can not be played.
Preferably, as an embodiment, 71 junction of link mechanism is provided with torque spring, passes through torsion
Spring increase puts the lesser one end of 25 width of Paper pallet to the support force of multi-layered paper.
Preferably, as an embodiment, the setting of sliding block 73 is in resistance 72 bottom surface of bar, and 73 one side of sliding block is to even
Linkage 71 has moved position-limiting action, and when on the other hand hindering 72 countercheck rod 34 of bar again and moving down, sliding block 73 gives resistance 72 support force of bar.
Preferably, as an embodiment, the resistance bar 72 is stretching structure, when the lower pressure drag bar 72 of bar 34, resistance
Bar 72 is extended downwardly by pressure and is fitted with 1 bottom surface of pedestal, so that the support force of resistance bar 72 is improved, so as to preferably to bar
34 are stopped.
Preferably, as an embodiment, the pedestal 1 can be dismantled with top component, facilitate the later period clear
Manage the paper scrap in pedestal 1.
Working principle of the present invention:
Paper is placed on Paper pallet 1 and put on Paper pallet 25 by paper first, when Paper pallet two is being put in palm pressing
When the smaller one end of 5 width, the inclination downwardly gravitating of Paper pallet 25 is put, the put Paper pallet two 5 oblique to incision drives link mechanism 71
Movement, link mechanism 71 drive resistance bar 72 to reach the lower section of bar 34, and in lower moulded rod 2, resistance 72 countercheck rod 34 of bar is moved down, and is caused
Compression bar 2 can not push, and such as punch to paper, after paper should being placed on Paper pallet 1 and being put on Paper pallet 25, hand
Portion, which is placed on the side of the puncher or puts 25 width of Paper pallet, hands over big one end, and another subordinate moulded rod is completed to paper
Punching.
Second embodiment:
As Figure 7-8, the anti-hand plug-in type heavy type paper punch of a kind of connecting rod, comprising: pedestal 1, compression bar 2, punching dress
It sets 3, put Paper pallet 4B, spring 5B, lock resistance device 7；
The pedestal 1 is shell, and top surface is open；
The compression bar 2 and perforating device 3 are the prior art, are attached by laborsaving lever principle, and are arranged the bottom of at
1 one end of seat；
As shown in figure 3, the perforating device 3 includes: mounting plate 31, interconnecting piece 32, eyelet punch 33, bar 34；
Above-mentioned mounting plate 31 is vertically arranged, and mounting plate 31 is located at middle part and is provided with interconnecting piece 32, and interconnecting piece 32 passes through installation
Plate 31 can realize movement up and down；
Above-mentioned 32 bottom surface one end of interconnecting piece is provided with eyelet punch 33, bottom surface other end connecting rod 34；
Above by artificial lower moulded rod 2, band rotation connection 32 is moved down, and interconnecting piece 32 drives eyelet punch 33 simultaneously
It is moved down with connecting rod 34；
The Paper pallet 4B of putting lies in a horizontal plane in 1 top surface of pedestal, and between it is at regular intervals, wherein putting Paper pallet 4B points and being
Three parts, both ends are fixed with 1 phase of pedestal, and a fixing end is located at 33 lower section of eyelet punch；
The spring 5B quantity is two, is vertically arranged, and the one end spring 5B, which is separately connected, puts bottom surface in the middle part of Paper pallet 4B, separately
One end is connected with 1 two side walls of pedestal respectively, puts to be able to carry out in the middle part of Paper pallet 4B by spring 5B and moves up and down；
The paper is placed on Paper pallet 4B, is put the fixed both ends Paper pallet 4B and is played main support to paper, passes through bullet
Spring 5B, which is put, plays Auxiliary support to paper in the middle part of Paper pallet 4B, when finger pressing is located at 33 lower end of eyelet punch putting Paper pallet 4B
When on fixed one end, palm, which can press, to be put in the middle part of Paper pallet 4B, since palm is to putting Paper pallet 4B relative to paper stress point
Difference, the pressure of palm, which can allow, puts in the middle part of Paper pallet 4B downwards；
As shown in figure 4, the lock resistance device 7 includes: link mechanism 71, resistance bar 72, sliding block 73；
71 one end of aforementioned link mechanism, which is fixed on, puts 25 bottom surface of Paper pallet, the fixed resistance bar 72 of the other end；
Above-mentioned resistance bar 72 is vertically arranged；
Above-mentioned sliding block 73 is arranged on the bottom surface opposite with pedestal 1 of link mechanism 71, and wherein sliding block 73 is entrenched in pedestal 1
In the slideway (not shown) of portion bottom surface；
As shown in figure 9, it is described when palm pressing is when putting in the middle part of Paper pallet 4B, it puts and is moved down in the middle part of Paper pallet 4B, together
When drive link mechanism 71 move, link mechanism 71 drive resistance bar 72 reach bar 34 lower section, in lower moulded rod 2, hinder bar 72
Countercheck rod 34 moves down, and causes compression bar 2 that can not push.
Working principle of the present invention:
Paper is placed on Paper pallet 4B first, when palm pressing when putting in the middle part of Paper pallet 4B, put in Paper pallet 4B
Portion moves down, while link mechanism 71 being driven to move, and link mechanism 71 drives resistance bar 72 to reach the lower section of bar 34, presses pushing
When bar 2, resistance 72 countercheck rod 34 of bar is moved down, and is caused compression bar 2 that can not push, is such as punched to paper, paper should be placed on and be put
After on Paper pallet 4B, hand placement completes the punching to paper in the side of the puncher, another subordinate moulded rod.
Claims (9)
1. a kind of anti-hand plug-in type heavy type paper punch of connecting rod, comprising: pedestal (1), perforating device (3), puts paper at compression bar (2)
Supporting plate one (4) puts Paper pallet two (5), axis (6), lock resistance device (7)；
It is characterized by: the pedestal (1) is shell, top surface is open；
The compression bar (2) and perforating device (3) are the prior art；
The perforating device (3) includes: mounting plate (31), interconnecting piece (32), eyelet punch (33), bar (34)；
Above-mentioned mounting plate (31) is vertically arranged, and mounting plate (31) is located at middle part and is provided with interconnecting piece (32)；
Above-mentioned interconnecting piece (32) bottom surface one end is provided with eyelet punch (33), bottom surface other end connecting rod (34)；
The Paper pallet one (4) of putting is fixed on pedestal (1) top surface, is located at below eyelet punch (33)；
The Paper pallet two (5) of putting is arranged in the side for putting Paper pallet one (4), and all in the same horizontal line, wherein putting paper support
Plate two (5) is less than pedestal (1) along width at one end 2/3rds of Paper pallet one (4) is put；
Paper pallet two (5) bottom surface is being put in the axis (6) setting, positioned at putting the smaller one end of Paper pallet two (5) width and width is larger
The intersection of one end, the both ends of axis (6) are separately connected the internal two side walls of pedestal (1), and axis is provided with torsion bullet on (6)
Spring (61)；
Lock resistance device (7) is arranged in the bottom surface for putting the smaller one end of Paper pallet two (5) width；
Lock resistance device (7) includes: link mechanism (71), resistance bar (72), sliding block (73)；
Aforementioned link mechanism (71) one end, which is fixed on, puts Paper pallet two (5) bottom surface, fixed resistance bar (72) of the other end；
Above-mentioned resistance bar (72) is vertically arranged；
Above-mentioned sliding block (73) setting is on link mechanism (71) and pedestal (1) opposite bottom surface, and wherein sliding block (73) is entrenched in bottom
In the slideway (not shown) of seat (1) inner bottom surface.
2. the anti-hand plug-in type heavy type paper punch of a kind of connecting rod according to claim 1, it is characterised in that: the sliding block
(73) lower end is fillet.
3. the anti-hand plug-in type heavy type paper punch of a kind of connecting rod according to claim 2, it is characterised in that: the sliding block
(73) lower end is equipped with runner.
4. the anti-hand plug-in type heavy type paper punch of a kind of connecting rod according to claim 1, it is characterised in that: the slideway
The lower section that the length of (not shown) can allow resistance bar (72) to be moved to bar (34) stops.
5. the anti-hand plug-in type heavy type paper punch of a kind of connecting rod according to claim 1, it is characterised in that: the connecting rod
Mechanism (71) junction is provided with torque spring.
6. the anti-hand plug-in type heavy type paper punch of a kind of connecting rod according to claim 1, it is characterised in that: the sliding block
(73) setting is in resistance bar (72) bottom surface.
7. the anti-hand plug-in type heavy type paper punch of a kind of connecting rod according to claim 1, it is characterised in that: the resistance bar
It (72) is stretching structure.
8. the anti-hand plug-in type heavy type paper punch of a kind of connecting rod according to claim 1, it is characterised in that: the pedestal
(1) it can be dismantled with top component.
9. a kind of anti-hand plug-in type heavy type paper punch of connecting rod, comprising: pedestal (1), perforating device (3), puts paper at compression bar (2)
Supporting plate (4B), spring (5B), lock resistance device (7)
The pedestal (1) is shell, and top surface is open；
The compression bar (2) and perforating device (3) are the prior art；
The perforating device (3) includes: mounting plate (31), interconnecting piece (32), eyelet punch (33), bar (34)；
Above-mentioned mounting plate (31) is vertically arranged, and mounting plate (31) is located at middle part and is provided with interconnecting piece (32)；
Above-mentioned interconnecting piece (32) bottom surface one end is provided with eyelet punch (33), bottom surface other end connecting rod (34)；
Above by artificial lower moulded rod (2), band rotation connection (32) is moved down；
The Paper pallet (4B) of putting lies in a horizontal plane in pedestal (1) top surface, and between it is at regular intervals, wherein putting Paper pallet (4B) point
For three parts, both ends are mutually fixed with pedestal (1), and a fixing end is located at below eyelet punch (33)；
Spring (5B) quantity is two, is vertically arranged, and the one end spring (5B), which is separately connected, puts bottom surface in the middle part of Paper pallet (4B),
The other end is connected with pedestal (1) two side walls respectively；
Lock resistance device (7) includes: link mechanism (71), resistance bar (72), sliding block (73)；
Aforementioned link mechanism (71) one end, which is fixed on, puts Paper pallet two (5) bottom surface, fixed resistance bar (72) of the other end；
Above-mentioned resistance bar (72) is vertically arranged；
Above-mentioned sliding block (73) setting is on link mechanism (71) and pedestal (1) opposite bottom surface, and wherein sliding block (73) is entrenched in bottom
In the slideway (not shown) of seat (1) inner bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910119208.8A CN109664363B (en) | 2019-02-20 | 2019-02-20 | Hand-insertion-preventing heavy paper perforating machine with connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910119208.8A CN109664363B (en) | 2019-02-20 | 2019-02-20 | Hand-insertion-preventing heavy paper perforating machine with connecting rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109664363A true CN109664363A (en) | 2019-04-23 |
| CN109664363B CN109664363B (en) | 2020-11-24 |
Family
ID=66151211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910119208.8A Active CN109664363B (en) | 2019-02-20 | 2019-02-20 | Hand-insertion-preventing heavy paper perforating machine with connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109664363B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4499805A (en) * | 1982-07-01 | 1985-02-19 | Carl Manufacturing Co., Ltd. | Punch for office use |
| CN2166930Y (en) * | 1993-05-18 | 1994-06-01 | 林鹏 | Punching device for document |
| CN1590046A (en) * | 2003-08-11 | 2005-03-09 | 卡路事务器株式会社 | Paper punch apparatus |
| JP2012213907A (en) * | 2011-03-31 | 2012-11-08 | Kokuyo Co Ltd | Paper punching processor |
| CN108670846A (en) * | 2018-06-15 | 2018-10-19 | 苏康翔 | A kind of stir-fry medicine device and application method fried medicine kettle and be convenient for locking |
-
2019
- 2019-02-20 CN CN201910119208.8A patent/CN109664363B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4499805A (en) * | 1982-07-01 | 1985-02-19 | Carl Manufacturing Co., Ltd. | Punch for office use |
| CN2166930Y (en) * | 1993-05-18 | 1994-06-01 | 林鹏 | Punching device for document |
| CN1590046A (en) * | 2003-08-11 | 2005-03-09 | 卡路事务器株式会社 | Paper punch apparatus |
| JP2012213907A (en) * | 2011-03-31 | 2012-11-08 | Kokuyo Co Ltd | Paper punching processor |
| CN108670846A (en) * | 2018-06-15 | 2018-10-19 | 苏康翔 | A kind of stir-fry medicine device and application method fried medicine kettle and be convenient for locking |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109664363B (en) | 2020-11-24 |
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