CN208358864U - A kind of safety cutter - Google Patents
A kind of safety cutter Download PDFInfo
- Publication number
- CN208358864U CN208358864U CN201820678234.5U CN201820678234U CN208358864U CN 208358864 U CN208358864 U CN 208358864U CN 201820678234 U CN201820678234 U CN 201820678234U CN 208358864 U CN208358864 U CN 208358864U
- Authority
- CN
- China
- Prior art keywords
- cutter head
- shell
- right end
- switch lever
- switch
- 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.)
- Expired - Fee Related
Links
Landscapes
- Knives (AREA)
Abstract
The utility model discloses a kind of safety cutters, including shell, the left end of the shell offers cutter head mouth, and cutter head mouth is connected with the inner cavity of shell, press switch key, at this moment switch key can push up link block by tension spring, link block drives switch lever upward sliding in sliding cavity, at this moment the left end of switch lever is driven to move downward under the action of linking strut since the right end of the lever principle switch lever of switch lever is too high, and then rotating block is driven to move downward, at this moment rotating block will pass through rotation slot and push cutter head shield, then since the inner cavity of cutter head shield and shell is hinged, and then rotate clockwise cutter head shield, cutter head exposing is set to work, after hand release, due to the power of cutter head shield itself, and the effect of tension spring, increase switch lever left end, this When cutter head shield reset immediately, play the role of quick safeguard protection.
Description
Technical field
The utility model relates to fine arts knife technical field, specially a kind of safety cutter.
Background technique
Cutter is also commonly called as icking tool or wallpaper knife, is a kind of fine arts and the knife for doing artifacts, is mainly used to cut matter
The softer thing in ground, mostly modeling knife handle and blade two parts composition, are drawing and pulling type structure.Also having a small number of is knife handle of metal, blade
Mostly angle can be fractureed along the scribing line of piece body with blunt, the new knife edge occurs, be easy to use.Cutter has size Multiple Type, existing
Cutter head is all exposed when having cutter use, and cutter really lacks safeguard protection, and knife-head is completely exposed when use is easy to produce
Security risk.
Utility model content
The purpose of this utility model is to provide a kind of safety cutters, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of safety cutter, including shell, institute
The left end for stating shell offers cutter head mouth, and cutter head mouth is connected with the inner cavity of shell, and the inner sidewall of the cutter head mouth is plugged with
Cutter head, and the right end of cutter head is bolted in the intracavity sidewall of shell, the lateral wall of the cutter head is socketed with cutter head shield, and cutter head
Shield rotational installation right end at the top of the inner cavity left end of shell, the lateral wall of the cutter head shield is rotatably equipped with rotation
Block, the right end of the rotating block are fixedly installed with switch lever, and the right end of the switch lever is plugged with regulating device, described to open
The lateral wall bottom for closing lever is fixedly installed with one end of linkage strut, and the other end of the linkage strut is fixedly installed with switch
Key.
Preferably, the regulating device includes procapsid and back casing, and procapsid is located at the inner cavity front side wall of shell, institute
The inner cavity rear wall that back casing is located at shell is stated, and front housing and the rear housing is interlocked to form sliding cavity, a left side for the sliding cavity
Side wall offers slideway, and the right end of the switch lever is plugged with slideway and extends to sliding cavity, the lateral wall of the switch lever
Right end bottom is fixedly installed with link block, the link block, and the right end of link block and is slidably mounted on the inner sidewall of sliding cavity, institute
The bottom surface for stating link block is fixedly installed with tension spring.
Preferably, the right end of the switch key is articulated with the intracavity bottom right end of shell, the following table of the switch key
Face offers holding anti-skid chequer.
Preferably, the inner cavity top of the sliding cavity is fixedly installed with limited block.
Preferably, one end of damping spring, the damping are fixedly installed in the middle part of the lateral wall bottom of the switch lever
The other end of spring is fixedly installed in the upper surface left end of switch key.
Preferably, the damping spring and switch key have certain angle, and damping spring and switch key angle
Range is between degree arrives.
Preferably, the right end of the cutter head shield offers rotation slot, and the inner sidewall of rotation slot is closely fitted with rubber
The lateral wall of rubber mat, the rubber pad is closely fitted with rotating block.
Compared with prior art, the utility model has the beneficial effects that the utility model is pressed when being worked using cutter head
Switch key, at this moment switch key can push up link block by tension spring, and link block drives switch lever in sliding cavity
At this moment interior upward sliding drives under the action of linking strut since the right end of the lever principle switch lever of switch lever is too high
The left end of switch lever moves downward, and then rotating block is driven to move downward, and at this moment rotating block will pass through rotation slot and prevent cutter head
Shield pushes, and then since the inner cavity of cutter head shield and shell is hinged, and then rotates clockwise cutter head shield, makes cutter head
Exposing works, and after hand release, due to the effect of the power and tension spring of cutter head shield itself, makes to switch
Lever left end increases, and right end reduces, and at this moment cutter head shield resets immediately, plays the role of quick safeguard protection, when use only
There is insert contacts part exposed, hilt has hand-held safety switch, only presses safety switch, cutter head protective cover, which could be opened, to be made
With after cutter head protective cover is fallen, cutter head protective cover is automatic locking, when reusing, need to press safety switch again.
Detailed description of the invention
Fig. 1 is that the main view of the utility model cuts open figure；
Fig. 2 is details enlarged drawing at the utility model A；
Fig. 3 is the regulating device left view of the utility model.
In figure: 1 shell, 2 cutter head mouths, 3 cutter heads, 4 cutter head shields, 5 switch levers, 6 regulating devices, 61 procapsids, 62
Back casing, 63 sliding cavities, 64 slideways, 65 link blocks, 66 tension springs, 67 limited blocks, 7 linkage struts, 8 switch keys, 9 are held
Anti-skid chequer, 10 damping springs, 11 rotation slots, 12 rubber pads, 13 rotating blocks.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of safety cutter, including shell 1, shell 1
Left end offer cutter head mouth 2, and cutter head mouth 2 is connected with the inner cavity of shell 1, and the inner sidewall of cutter head mouth 2 is plugged with cutter head 3,
And the right end of cutter head 3 is bolted in the intracavity sidewall of shell 1, the lateral wall of cutter head 3 is socketed with cutter head shield 4, and cutter head protects
4 rotational installation of cover right end at the top of the inner cavity left end of shell 1, the lateral wall of cutter head shield 4 is rotatably equipped with rotating block 13, turns
The right end of motion block 13 is fixedly installed with switch lever 5, and the right end of switch lever 5 is plugged with regulating device 6, switch lever 5 it is outer
Sidewall bottom is fixedly installed with one end of linkage strut 7, and the other end of linkage strut 7 is fixedly installed with switch key 8.
Specifically, in order to by regulating device 6 to cutter head shield 4 controlled i.e. using cutter head 3 work when, press
Dynamic switch key 8, at this moment switch key 8 can push up link block 65 by tension spring 66, and link block 65 drives switch thill
At this moment the upward sliding in sliding cavity 63 of bar 5 is linking since the right end of the lever principle switch lever 5 of switch lever 5 is too high
It drives the left end of switch lever 5 to move downward under the action of strut 7, and then rotating block 13 is driven to move downward, at this moment rotating block
13, which will pass through rotation slot 11, pushes cutter head shield 4, then since cutter head shield 4 and the inner cavity of shell 1 are hinged, and then makes
Cutter head shield 4 rotates clockwise, and the exposing of cutter head 3 is made to work, after hand release, due to cutter head shield 4 itself
The effect of power and tension spring 66 increases 5 left end of switch lever, and right end reduces, and at this moment cutter head shield 4 is multiple immediately
Position, plays the role of quick safeguard protection, and only 3 contact portion of cutter head is exposed when use, and hilt has hand-held safety switch,
Safety switch is pressed, 3 protective cover of cutter head can just open and use, and after 3 protective cover of cutter head is fallen, 3 cutter head protective covers are automatic locking,
When reusing, safety switch need to be pressed again, regulating device 6 includes procapsid 61 and back casing 62, and procapsid 61 is located at
The inner cavity front side wall of shell 1, back casing 62 are located at the inner cavity rear wall of shell 1, and procapsid 61 and back casing 62 are interlocked shape
At sliding cavity 63, the left side wall of sliding cavity 63 offers slideway 64, and the right end of switch lever 5 is plugged with slideway 64 and extends to sliding
Chamber 63, the right end that the lateral wall right end bottom of switch lever 5 is fixedly installed with link block 65, link block 65, and link block 65 are sliding
The dynamic inner sidewall for being installed on sliding cavity 63, the bottom surface of link block 65 is fixedly installed with tension spring 66.
Specifically, the right end of switch key 8 is articulated in order to preferably carry out hand-held pressing to switch key 8
The intracavity bottom right end of shell 1, the lower surface of switch key 8, which offers, holds anti-skid chequer 9.
Specifically, in order to which good position-limiting action, the inner cavity of sliding cavity 63 can be played when rising to switch lever 5
Top is fixedly installed with limited block 67.
Specifically, in order to play the role of playing damping, while pulling force when 5 left end of switch lever moves downward
The spring ratio of spring 66 is greater than the coefficient of elasticity of damping spring 10, is fixedly installed in the middle part of the lateral wall bottom of switch lever 5
One end of damping spring 10, the other end of damping spring 10 are fixedly installed in the upper surface left end of switch key 8.
Specifically, in order to play good cushioning effect, damping spring 10 and switch key 8 have certain folder
Angle, and the range of 8 angle of damping spring 10 and switch key is between 45 degree to 90.
Specifically, in order to increase the frictional force of rotating block 13 Yu rotation slot 11, and then rotating effect can be made more preferable, it mentions
High safety performance, the right end of cutter head shield 4 offers rotation slot 11, and the inner sidewall of rotation slot 11 is closely fitted with rubber pad
12, the lateral wall of rubber pad 12 is closely fitted with rotating block 13.
Working principle: when working using cutter head 3, switch key 8 is pressed, at this moment switch key 8 can pass through tension spring
66 push up link block 65, and link block 65 drives the upward sliding in sliding cavity 63 of switch lever 5, at this moment due to switch lever
The right end of 5 lever principle switch lever 5 is too high to drive the left end of switch lever 5 to move downward under the action of linking strut 7,
And then drive rotating block 13 move downward, at this moment rotating block 13 will pass through rotation slot 11 and push cutter head shield 4, then due to
Cutter head shield 4 and the inner cavity of shell 1 are hinged, and then rotate clockwise cutter head shield 4, and the exposing of cutter head 3 is made to work,
After hand release, due to the effect of the gravity and tension spring 66 of cutter head shield 4 itself, make 5 left end liter of switch lever
Height, right end reduce, and at this moment cutter head shield 4 resets immediately, play the role of quick safeguard protection, and only cutter head 3 connects when use
Contact portion is exceptionally revealed, and hilt has hand-held safety switch, only presses safety switch, 3 protective cover of cutter head can just open and use, cutter head
After 3 protective covers are fallen, 3 cutter head protective covers are automatic locking, when reusing, need to press safety switch again.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of safety cutter, including shell (1), it is characterised in that: the left end of the shell (1) offers cutter head mouth (2),
And cutter head mouth (2) is connected with the inner cavity of shell (1), the inner sidewall of the cutter head mouth (2) is plugged with cutter head (3), and cutter head (3)
Right end be bolted in the intracavity sidewall of shell (1), the lateral wall of the cutter head (3) is socketed with cutter head shield (4), and cutter head is anti-
Shield (4) rotational installation right end rotational installation at the top of the inner cavity left end of shell (1), the lateral wall of the cutter head shield (4)
Have rotating block (13), the right end of the rotating block (13) is fixedly installed with switch lever (5), the right end of the switch lever (5)
It is plugged with regulating device (6), the lateral wall bottom of the switch lever (5) is fixedly installed with one end of linkage strut (7), described
The other end of linkage strut (7) is fixedly installed with switch key (8).
2. a kind of safety cutter according to claim 1, it is characterised in that: the regulating device (6) includes procapsid
(61) and back casing (62), and procapsid (61) is located at the inner cavity front side wall of shell (1), and the back casing (62) is located at shell
(1) inner cavity rear wall, and procapsid (61) and back casing (62) are interlocked to be formed sliding cavity (63), the sliding cavity (63)
Left side wall offers slideway (64), and the right end of the switch lever (5) is plugged with slideway (64) and extends to sliding cavity (63), described
The lateral wall right end bottom of switch lever (5) is fixedly installed with link block (65), the link block (65), and link block (65)
Right end is slidably mounted on the inner sidewall of sliding cavity (63), and the bottom surface of the link block (65) is fixedly installed with tension spring (66).
3. a kind of safety cutter according to claim 1, it is characterised in that: the right end of the switch key (8) is hinged
In the intracavity bottom right end of shell (1), the lower surface of the switch key (8), which offers, holds anti-skid chequer (9).
4. a kind of safety cutter according to claim 2, it is characterised in that: the inner cavity top of the sliding cavity (63) is solid
Dingan County is equipped with limited block (67).
5. a kind of safety cutter according to claim 1, it is characterised in that: the lateral wall bottom of the switch lever (5)
One end of damping spring (10) is fixedly installed in the middle part of portion, the other end of the damping spring (10) is fixedly installed in switch key
(8) upper surface left end.
6. a kind of safety cutter according to claim 5, it is characterised in that: the damping spring (10) and switch key
(8) there is certain angle, and the range of damping spring (10) and switch key (8) angle is between 45 degree to 90.
7. a kind of safety cutter according to claim 5, it is characterised in that: the right end of the cutter head shield (4) is opened
Inner sidewall equipped with rotation slot (11), and rotation slot (11) is closely fitted with rubber pad (12), the outside of the rubber pad (12)
Wall is closely fitted with rotating block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820678234.5U CN208358864U (en) | 2018-05-08 | 2018-05-08 | A kind of safety cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820678234.5U CN208358864U (en) | 2018-05-08 | 2018-05-08 | A kind of safety cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208358864U true CN208358864U (en) | 2019-01-11 |
Family
ID=64934171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820678234.5U Expired - Fee Related CN208358864U (en) | 2018-05-08 | 2018-05-08 | A kind of safety cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208358864U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968407A (en) * | 2019-05-16 | 2019-07-05 | 南京林业大学 | A kind of cutter for hiding cutter head |
| CN112207860A (en) * | 2019-07-09 | 2021-01-12 | 韧建实业有限公司 | Single action convertible art knife and scraper |
-
2018
- 2018-05-08 CN CN201820678234.5U patent/CN208358864U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968407A (en) * | 2019-05-16 | 2019-07-05 | 南京林业大学 | A kind of cutter for hiding cutter head |
| CN109968407B (en) * | 2019-05-16 | 2024-02-02 | 南京林业大学 | Art designing knife capable of hiding knife head |
| CN112207860A (en) * | 2019-07-09 | 2021-01-12 | 韧建实业有限公司 | Single action convertible art knife and scraper |
| CN112207860B (en) * | 2019-07-09 | 2021-10-26 | 韧建实业有限公司 | Single action convertible art knife and scraper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208358864U (en) | A kind of safety cutter | |
| US2897589A (en) | Can opening and knife sharpening device | |
| CN208743812U (en) | A kind of circular sawing machine | |
| CN109105443B (en) | Automatic chop cutting device of whetting a knife | |
| US10888939B2 (en) | Miter saw | |
| CN217194362U (en) | Wall grinding machine | |
| CN110815319B (en) | Adjustable device of tailorring size and wastepaper processing of stock form | |
| CN213729690U (en) | Waste recovery device of numerical control hydraulic plate shearing machine | |
| CN209648495U (en) | A kind of peeling equipment of the environmentally-friendly sanitary for tuna food processing | |
| CN209050799U (en) | Paper cutter with cleaning paper scrap function | |
| CN209648893U (en) | Bench saw | |
| CN114012910A (en) | Cutting device for new material | |
| CN106625874B (en) | A kind of die cutting device for being saved in hairbrush | |
| CN211277476U (en) | Safety device of pipe cutting machine | |
| JP2021087755A (en) | Automatically collecting scissors for japanese flower arrangement | |
| CN219154049U (en) | Portable label printer | |
| CN212825523U (en) | Kitchen knife with protective device | |
| CN208543340U (en) | High precisely cutting metal device | |
| CN202225030U (en) | Knife sharpener | |
| CN214604889U (en) | Wood chip recovery device for woodworking numerical control engraving machine | |
| CN213669663U (en) | A vegetables reducing mechanism for detecting pesticide residue in vegetables | |
| CN209174710U (en) | A kind of molding die with collision prevention function | |
| CN202336908U (en) | Mini saw | |
| CN219785081U (en) | Sawdust processing pulverizer | |
| CN218251678U (en) | Hand-held type china cypress paper cutter cleaning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 Termination date: 20190508 |