CN117021171A - Cutting tool - Google Patents
Cutting tool Download PDFInfo
- Publication number
- CN117021171A CN117021171A CN202310867868.0A CN202310867868A CN117021171A CN 117021171 A CN117021171 A CN 117021171A CN 202310867868 A CN202310867868 A CN 202310867868A CN 117021171 A CN117021171 A CN 117021171A
- Authority
- CN
- China
- Prior art keywords
- blade
- spring
- housing
- extension arm
- detent
- 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.)
- Pending
Links
- 230000002787 reinforcement Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B1/00—Hand knives with adjustable blade; Pocket knives
- B26B1/08—Hand knives with adjustable blade; Pocket knives with sliding blade
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B29/00—Guards or sheaths or guides for hand cutting tools; Arrangements for guiding hand cutting tools
- B26B29/02—Guards or sheaths for knives
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Knives (AREA)
Abstract
The invention discloses an art designing knife which comprises a shell, a knife rest, a blade, a knife rest button, a through-stop sliding block, a through-stop button and a limiting piece. When the through-stop button is operated to enable the through-stop slide block to be located at a second position on the sliding groove in the shell, the knife rest button is pushed, the knife rest can be driven, the knife blade is driven to be completely exposed out of the shell, and the knife blade is convenient to replace.
Description
Technical Field
The invention relates to a cutter, in particular to a cutter with a blade protecting sleeve.
Background
For cutters such as art designing cutters and the like which need to be thin, the cutter blade is extremely easy to damage in the use process, so that a cutter blade protection sleeve is additionally arranged for the cutter blade, and the cutter blade protection sleeve and the cutter blade are not mutually influenced in the use process, can be independently controlled and are the problems to be solved at present.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a cutter which is more flexible to use so as to overcome the defects of the prior art.
The technical scheme adopted for solving the problems in the prior art is as follows:
the utility model provides a cutter, its include the casing, install in the blade of casing and install in the blade protective sheath in the blade outside, the cutter still includes first switch module and second switch module, first switch module install in the casing and connect in the blade, first switch module is used for controlling the blade is relative the casing is moved forward or backward, second switch module install in the casing and connect in the blade protective sheath, second switch module is used for controlling the blade protective sheath is relative the casing is moved forward or backward.
Preferably, the housing is provided with a first positioning slot, the first switch assembly comprises a first actuating member and a first positioning block, the first positioning block is matched with the first positioning slot, and the first actuating member is arranged to drive the first positioning block to be separated from the first positioning slot and drive the first switch assembly to move forwards or backwards relative to the housing.
Preferably, the first switch assembly further comprises a main body assembly and a first spring, the main body assembly is mounted on the housing and connected to the blade, the main body assembly is provided with a first mounting groove, the first mounting groove is formed in the vertical direction perpendicular to the front-rear direction, the first positioning block is at least partially located in the first mounting groove, one end of the first spring is abutted to the main body assembly, the other end of the first spring is abutted to the first positioning block, the first actuating member is provided with a guide groove, and the guide groove is matched with the first positioning block to guide the first positioning block to be separated from the first positioning groove.
Preferably, the main body assembly comprises a main body member and a reinforcing member, the main body member is mounted on the housing and connected to the blade, the main body member is provided with a first mounting groove, the main body member is further provided with a second mounting groove, the reinforcing member is mounted in the second mounting groove, and one end of the first spring is abutted to the reinforcing member.
Preferably, the guide groove comprises a first guide wall and a second guide wall which are symmetrically arranged relative to the vertical direction, the guide groove further comprises a bottom wall which is connected with the first guide wall and the second guide wall, and an obtuse angle is formed between the extending direction of the first guide wall and the extending direction of the second guide wall and the extending direction of the bottom wall respectively.
Preferably, the reinforcement comprises a first extension arm and a second extension arm which are symmetrically arranged relative to the vertical direction, the reinforcement further comprises a base part for connecting the first extension arm and the second extension arm, one end of the first spring is abutted to the base part, and the first extension arm and the second extension arm are positioned on two sides of the first spring.
Preferably, the base portion includes an abutting portion, and a first connecting portion and a second connecting portion extending from two sides of the abutting portion, one end of the first spring abuts against the abutting portion, the first connecting portion connects the abutting portion with the first extension arm, the second connecting portion connects the abutting portion with the second extension arm, and an obtuse angle is formed between an extending direction of the first extension arm and an extending direction of the second extension arm and an extending direction of the abutting portion respectively.
Preferably, the housing is provided with a second positioning slot, the second switch assembly comprises a second actuating member, the second actuating member is provided with a second positioning block, the second positioning block is matched with the second positioning slot, and the second actuating member is arranged so that the second positioning block is separated from the second positioning slot and drives the blade protecting sleeve to move forwards or backwards relative to the housing.
Preferably, the second switch assembly further comprises a limiting piece, a second spring and a pin shaft, the limiting piece, the second actuating piece and the blade protecting sleeve are connected together through the pin shaft, the limiting piece and the second actuating piece are mounted on the shell, one end of the second spring is abutted to the limiting piece, the other end of the second spring is abutted to the second actuating piece, and the second actuating piece can rotate around the pin shaft so that the second positioning block is separated from the second positioning groove.
Preferably, the limiting piece is provided with a main body part and a limiting part, the main body part is provided with a concave hole, one end of the second spring is positioned in the concave hole and is abutted to the bottom wall of the concave hole, and the limiting part is abutted to press one side of the second actuating piece, which is away from the second spring.
The invention has the beneficial effects that: in the invention, the forward or rightward movement of the blade relative to the shell is controlled by the first switch component, the forward or backward movement of the blade protecting sleeve relative to the shell is controlled by the second switch component, and the blade protecting sleeve can be independently controlled without mutual influence in the using process.
Drawings
The above object, technical solution and beneficial effects of the invention can be achieved by the following drawings:
FIG. 1 is a schematic view of the structure of the tool of the present invention;
FIG. 2 is a schematic view of the tool of FIG. 1 in another configuration;
FIG. 3 is a schematic view of the tool of FIG. 1 in a further alternate configuration;
FIG. 4 is an exploded perspective view of the tool of FIG. 1;
FIG. 5 is an exploded perspective view of the tool shown in FIG. 2;
FIG. 6 is an enlarged view of the circled portion of the tool illustrated in FIG. 4;
FIG. 7 is a schematic view of the first actuator shown in FIG. 4;
FIG. 8 is an exploded perspective view of the tool of FIG. 1 from another perspective;
FIG. 9 is an exploded perspective view of yet another view of the tool shown in FIG. 1;
FIG. 10 is an exploded perspective view of the tool of FIG. 3;
fig. 11 is an enlarged view of the circled portion of the tool shown in fig. 9.
Detailed Description
The invention is described in further detail below with reference to the drawings of embodiments.
As shown in fig. 1 to 11, the present invention provides a cutter 100, which includes a housing 10, a blade 20 mounted on the housing 10, and a blade protection sleeve 30 mounted on the blade 20, wherein the cutter 100 further includes a first switch assembly 40 and a second switch assembly 50, the first switch assembly 40 is mounted on the housing 10 and connected to the blade 20, the first switch assembly 40 is used for controlling the blade 20 to move forwards or backwards relative to the housing 10, the second switch assembly 50 is mounted on the housing 10 and connected to the blade protection sleeve 30, and the second switch assembly 50 is used for controlling the blade protection sleeve 30 to move forwards or backwards relative to the housing 10.
The housing 10 includes a first housing 11, and the first housing 11 includes a plurality of first positioning grooves 110 disposed adjacently. The first switch assembly 40 includes a body assembly 41, a first spring 42, a first actuator 43, and a first positioning block 44. The first positioning block 44 is engaged with the first positioning groove 110, and the first actuator 43 is configured to drive the first positioning block 44 to disengage from the first positioning groove 110 and drive the first positioning block 44 to move forward or backward relative to the housing 10, and the first positioning block 44 drives the blade 20 to move forward or backward relative to the housing 10 through the main body assembly 41. During the forward or backward movement of the first positioning block 44 with respect to the housing 10, the first positioning block 44 is disengaged from one first positioning groove 110 to enter another adjacent first positioning groove 110.
The main body assembly 41 comprises a main body member 411 and a reinforcing member 412, wherein the main body member 411 is provided with a first mounting groove 413 and a second mounting groove 414, the reinforcing member 412 is mounted in the second mounting groove 414, the main body member 411 is made of plastic, the reinforcing member 412 is made of metal, and the reinforcing member 412 is arranged, so that the overall structural strength of the main body assembly 41 can be increased. The main body member 411 is mounted on the housing 10 and connected to the blade 20, the first mounting groove 413 is opened in a vertical direction perpendicular to the front-rear direction, the first positioning block 44 is at least partially located in the first mounting groove 413, and when the first positioning block 44 is driven by the first actuating member 43 to move forward or backward, the first positioning block 44 drives the main body member 411 to move forward or backward relative to the housing 10, and the main body member 411 drives the blade 20 to move forward or backward relative to the housing 10.
The stiffener 412 includes a first extension arm 415 and a second extension arm 416 disposed opposite one another, and the stiffener 412 further includes a base 417 connecting the first extension arm 415 and the second extension arm 416. The base 417 includes an abutting portion 410, and a first connecting portion 418 and a second connecting portion 419 extending from both sides of the abutting portion 410, wherein the first connecting portion 418 connects the abutting portion 410 and the first extending arm 415, the second connecting portion 419 connects the abutting portion 410 and the second extending arm 416, an obtuse angle is formed between an extending direction of the first extending arm 415 and an extending direction of the second extending arm 416 and an extending direction of the abutting portion 410, specifically, the first extending arm 415 and the second extending arm 416 both extend obliquely, and the abutting portion 410 extends along a horizontal direction. One end of the first spring 42 abuts against the abutting portion 410, and the other end of the first spring 42 abuts against the first positioning block 44. The first extension arm 415 and the second extension arm 416 are located on either side of the first spring 42.
The first actuator 43 is provided with a guide groove 430, and the guide groove 430 cooperates with the first positioning block 44 to guide the first positioning block 44 to be separated from the first positioning groove 110. The guide groove 430 includes a first guide wall 431 and a second guide wall 432 disposed opposite to each other, the guide groove 430 further includes a bottom wall 433 connecting the first guide wall 431 and the second guide wall 432, an extending direction of the first guide wall 431 and an extending direction of the second guide wall 432 form an obtuse angle with an extending direction of the bottom wall 433, respectively, specifically, the first guide wall 431 and the second guide wall 432 each extend obliquely, and the bottom wall 433 extends in a horizontal direction.
When it is desired to extend or retract the blade 20 out of the housing 10, only the first actuator 43 needs to be operated. Specifically, when the blade 20 needs to be extended out of the housing 10, only the first actuating member 43 needs to be pushed forward, the first actuating member 43 guides the first positioning block 44 to be separated from one of the first positioning grooves 110 of the first housing 11 through the guide groove 430, and in the process that the first positioning block 44 is separated from the first positioning groove 110, the first positioning block 44 also moves forward, the first positioning block 44 drives the main body member 411 to move forward relative to the housing 10, and the main body member 411 drives the blade 20 to move forward relative to the housing 10. When the blade 20 needs to be retracted into the housing 10, only the first actuating member 43 needs to be pushed backward, the first actuating member 43 guides the first positioning block 44 to be separated from one of the first positioning grooves 110 of the first housing 11 through the guide groove 430, the first positioning block 44 also moves backward during the process that the first positioning block 44 is separated from the first positioning groove 110, the first positioning block 44 drives the main body member 411 to move backward relative to the housing 10, and the main body member 411 drives the blade 20 to move backward relative to the housing 10.
The housing 10 further includes a second housing 12, the second housing 12 including a plurality of second positioning slots 120 disposed adjacent thereto. The second switch assembly 50 includes a limiting member 51, a second spring 52, a second actuating member 53, and a pin 54, and the limiting member 51, the second actuating member 53, and the blade protecting sleeve 30 are connected together by the pin 54. The second actuating member 53 is provided with a second positioning block 531, the second positioning block 531 is matched with the second positioning groove 120, the second actuating member 53 is configured such that the second positioning block 531 is separated from the second positioning groove 120 and drives the blade protecting sleeve 30 to move forwards or backwards relative to the housing 10, and in particular, the second actuating member 53 is configured to rotate around the pin 54 so that the second positioning block 531 is separated from the second positioning groove 120.
The stopper 51 and the second actuator 53 are mounted to the housing 10, one end of the second spring 52 abuts against the stopper 51, and the other end of the second spring 52 abuts against the second actuator 53. Specifically, the limiting member 51 is provided with a main body 511 and a limiting portion 512, the main body 511 is provided with a concave hole 513, one end of the second spring 52 is located in the concave hole 513 and abuts against the bottom wall of the concave hole 513, and the other end of the second spring 52 abuts against the second actuating member 53. The limiting portion 512 abuts against one side of the second actuating member 53 facing away from the second spring 52.
When it is desired to extend the blade guard 30 out of the housing 10 or retract the housing 10, only the second actuator 53 needs to be operated. Specifically, when the blade protecting sleeve 30 needs to be extended out of the housing 10, only the second actuating member 53 needs to be pushed forward after being pushed down, the second actuating member 53 is pushed down so that the second positioning block 531 is separated from the second positioning groove 120, the second actuating member 53 is pushed forward so that the second actuating member 53 drives the blade protecting sleeve 30 to move forward, and when the blade protecting sleeve 30 moves forward to a required position, the second actuating member 53 is released, and at this time, the second positioning block 531 of the second actuating member 53 is matched with the other second positioning groove 120. When the blade protecting sleeve 30 needs to be retracted into the housing 10, the second actuating member 53 is pushed backwards after the second actuating member 53 is pressed downwards, the second positioning block 531 is separated from the second positioning groove 120 by pressing the second actuating member 53 downwards, the second actuating member 53 is pushed backwards, the second actuating member 53 drives the blade protecting sleeve 30 to move backwards, and when the blade protecting sleeve 30 moves backwards to a required position, the second actuating member 53 is released, and at the moment, the second positioning block 531 of the second actuating member 53 is matched with the other second positioning groove 120.
In the present invention, the forward or rightward movement of the blade 20 relative to the housing 10 is controlled by the first switch assembly 40, the forward or backward movement of the blade protecting sleeve 30 relative to the housing 10 is controlled by the second switch assembly 50, and the blade 20 and the blade protecting sleeve 30 can be independently controlled without affecting each other during use.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples merely illustrate embodiments of the invention and are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.
Claims (10)
1. The utility model provides a cutter, its includes the casing, install in the blade of casing and install in the blade protective sheath in the blade outside, its characterized in that: the cutter also comprises a first switch component and a second switch component, wherein the first switch component is installed on the shell and connected with the blade, the first switch component is used for controlling the blade to move forwards or backwards relative to the shell, the second switch component is installed on the shell and connected with the blade protecting sleeve, and the second switch component is used for controlling the blade protecting sleeve to move forwards or backwards relative to the shell.
2. The tool of claim 1, wherein the housing is provided with a first detent, the first switch assembly including a first actuator and a first detent, the first detent cooperating with the first detent, the first actuator being configured to move the first detent out of the first detent and to move the first switch assembly forward or backward relative to the housing.
3. The cutter of claim 2, wherein the first switch assembly further comprises a main body assembly and a first spring, the main body assembly is mounted on the housing and connected to the blade, the main body assembly is provided with a first mounting groove, the first mounting groove is formed in a vertical direction perpendicular to the front-rear direction, the first positioning block is at least partially located in the first mounting groove, one end of the first spring is abutted to the main body assembly, the other end of the first spring is abutted to the first positioning block, the first actuator is provided with a guide groove, and the guide groove is matched with the first positioning block to guide the first positioning block to be separated from the first positioning groove.
4. The tool of claim 3, wherein the body assembly comprises a body member mounted to the housing and connected to the blade, the body member being provided with the first mounting groove, the body member further being provided with a second mounting groove, the reinforcement member being mounted to the second mounting groove, and one end of the first spring being in abutment with the reinforcement member.
5. A tool according to claim 3, wherein the guide groove comprises a first guide wall and a second guide wall which are symmetrically arranged with respect to the vertical direction, the guide groove further comprising a bottom wall connecting the first guide wall and the second guide wall, and an obtuse angle is formed between an extending direction of the first guide wall and an extending direction of the second guide wall and an extending direction of the bottom wall, respectively.
6. The tool of claim 4, wherein the reinforcement comprises a first extension arm and a second extension arm symmetrically disposed with respect to the vertical direction, the reinforcement further comprising a base connecting the first extension arm and the second extension arm, wherein one end of the first spring is abutted to the base, and the first extension arm and the second extension arm are positioned on both sides of the first spring.
7. The tool according to claim 6, wherein the base includes an abutting portion, and a first connecting portion and a second connecting portion extending from both sides of the abutting portion, one end of the first spring abuts against the abutting portion, the first connecting portion connects the abutting portion and the first extension arm, the second connecting portion connects the abutting portion and the second extension arm, and an obtuse angle is formed between an extending direction of the first extension arm and an extending direction of the second extension arm and an extending direction of the abutting portion, respectively.
8. The tool of claim 1, wherein the housing is provided with a second detent, the second switch assembly includes a second actuator provided with a second locating block that mates with the second detent, the second actuator configured to disengage the second locating block from the second detent and move the blade guard forward or backward relative to the housing.
9. The tool of claim 8, wherein the second switch assembly further comprises a limiting member, a second spring, and a pin, the limiting member, the second actuating member, and the blade protective sleeve are coupled together by the pin, the limiting member and the second actuating member are mounted to the housing, one end of the second spring abuts the limiting member, the other end of the second spring abuts the second actuating member, and the second actuating member is configured to rotate about the pin to disengage the second positioning block from the second positioning slot.
10. The tool according to claim 9, wherein the limiting member is provided with a main body portion and a limiting portion, the main body portion is provided with a concave hole, one end of the second spring is located in the concave hole and abuts against the bottom wall of the concave hole, and the limiting portion abuts against one side of the second actuating member, which is away from the second spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310867868.0A CN117021171A (en) | 2023-07-16 | 2023-07-16 | Cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310867868.0A CN117021171A (en) | 2023-07-16 | 2023-07-16 | Cutting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117021171A true CN117021171A (en) | 2023-11-10 |
Family
ID=88643837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310867868.0A Pending CN117021171A (en) | 2023-07-16 | 2023-07-16 | Cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117021171A (en) |
-
2023
- 2023-07-16 CN CN202310867868.0A patent/CN117021171A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |