CN210414625U - Automatic locking art knife structure with large locking force - Google Patents
Automatic locking art knife structure with large locking force Download PDFInfo
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- CN210414625U CN210414625U CN201921056988.8U CN201921056988U CN210414625U CN 210414625 U CN210414625 U CN 210414625U CN 201921056988 U CN201921056988 U CN 201921056988U CN 210414625 U CN210414625 U CN 210414625U
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Abstract
The utility model discloses an art designing sword structure is locked in automation of big locking power, concretely relates to art designing sword field, including the sword shell bush, the inside blade that is equipped with of sword shell bush, be equipped with the regulating part between blade and the sword shell bush, the sword shell bush includes the bush body, the inside cavity of accomodating that is equipped with of bush body, bush body one side middle part is equipped with the regulation spout, it all is equipped with the positioning locking groove to adjust the spout both sides. The utility model discloses a be equipped with sword shell bush and locking shell fragment, press down the hand push face lid and make location sand grip and initial positioning locking groove break away from, promote the hand push face lid and drive the pedestal and be accomodating the cavity intracavity motion, thereby adjust the blade and stretch out to accomodate the relative length of cavity to ideal position after, the resilience force by the deformation piece drives the bounce of location sand grip, block the location locking groove of this position of sword shell bush, location sand grip both sides are provided with when the bevel lock is perfect to agree with location locking groove, the zero clearance, the virtual position rocks and the locking power is strong around effectively avoiding.
Description
Technical Field
The utility model relates to an art designer's sword technical field, more specifically say, the utility model relates to an automatic lock art designer's sword structure of big locking force.
Background
A utility knife (Cutter knife) is used for cutting. Also commonly known as nicking tools or wallpaper knives. When the utility knife is normally used, only the knife tip part is usually used, and cutting, carving and dotting are the main functions. However, the knife body of the knife is very fragile, and the knife body cannot be extended too long when in use, and the hardness and durability of the knife body (which are two concepts in the art knife) are different due to the difference of the texture of the knife body.
The fixing modes of the existing art knife are roughly divided into four types: unilateral automatic locking structure: because the side edge of the elastic sheet is favorable for abutting against the iron bushing or the fixed teeth of the knife body when the knife is locked, and the elastic sheet is poked by the knife pushing surface cover when the knife needs to be pushed, the structure has the defects that the locking knife is not large (generally below 10 KG), the size requirement on the knife body of the iron bushing is very high, and the durability is not high; the bilateral automatic locking structure in the current market has larger gaps between the iron bushing and the spring plate and between the spring plate and the knife pusher because the spring plate is designed to be a straight edge and a section, and the blade 2 still has larger front and back gaps in a locking state, so that the blade cannot be accurately positioned; the screw locking structure can obtain a large locking knife, but the locking knife is manually locked, so that the locking knife is very inconvenient for users who need to frequently adjust the length of the blade; the plastic manual lock structure: the locking force is small due to manual locking.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an automatic locking art designer sword structure of big locking force, can press the hand push face lid through the user, make location sand grip break away from with initial positioning locking groove, promote hand push face lid and drive the pedestal and taking in the cavity internal motion, thereby adjust the blade and stretch out and take in the relative length of cavity to ideal position after, the resilience force by the deformation piece drives the bounce of location sand grip, block the location locking groove of this position of sword shell bush, location sand grip both sides are provided with when the bevel lock is closed with location locking groove perfect agrees with, the zero clearance, virtual position rocks around effectively avoiding.
In order to achieve the above object, the utility model provides a following technical scheme: a high-locking-force automatic locking art knife structure comprises a knife shell bushing, wherein a blade is arranged inside the knife shell bushing, and an adjusting piece is arranged between the blade and the knife shell bushing;
the cutter shell bushing comprises a bushing body, a containing cavity is arranged in the bushing body, an adjusting sliding groove is arranged in the middle of one side of the bushing body, and positioning locking grooves are formed in two sides of the adjusting sliding groove;
the adjusting piece comprises a hand-push face cover, a locking elastic sheet and a base;
the hand-push noodle cover comprises a cover body, wherein the bottom of the cover body is provided with a mounting groove, and the inner wall of the mounting groove is provided with a fixing latch;
the locking elastic sheet comprises a deformation sheet, and a positioning convex strip is arranged in the middle of the deformation sheet;
the base includes the pedestal, pedestal top middle part is equipped with the deformation groove, pedestal one side is equipped with the reference column, the pedestal other end is equipped with the mounting bar, the mounting bar both sides all are equipped with fixed slot.
In a preferred embodiment, the blade comprises a blade body, one end of the blade body is provided with a mounting hole, the mounting hole penetrates through the blade body, and the positioning column is of an oblong tapered design.
In a preferred embodiment, the width of the cutter body and the base are matched with the width of the accommodating cavity.
In a preferred embodiment, the mounting bar is arranged obliquely, the lower end of the mounting bar and the positioning column are integrally formed with the base body, the mounting bar is matched with the mounting groove, and the fixing latch is fastened with the fixing clamping groove.
In a preferred embodiment, the hand push face cover and the base are made of polyethylene materials, and the top face of the hand push face cover is provided with a protective convex strip.
In a preferred embodiment, the locking spring is adapted to a positioning rib, the locking spring is made of a silicon-manganese sheet, and the positioning rib is formed by performing heat treatment after a deformation sheet is formed by stamping.
In a preferred embodiment, the joint of the positioning convex strip and the deformation sheet is arranged at a right angle of 90 degrees, and the top parts of two sides of the positioning convex strip are provided with bevel edges.
In a preferred embodiment, location locking groove sets up to two, two are located location locking groove symmetric distribution, every is listed as the quantity of location locking groove all sets up to a plurality ofly, and is a plurality of location locking groove all runs through the bush body and accomodates the cavity and link to each other.
The utility model discloses a technological effect and advantage:
1. by arranging the knife shell bush and the locking elastic sheet, the utility model, a user can press the hand-push face cover to separate the positioning convex strip from the initial positioning locking groove and push the hand-push face cover to drive the seat body to move in the containing cavity, thereby, after the relative length of the blade extending out of the accommodating cavity is adjusted to an ideal position, the resilience force of the deformation piece drives the positioning convex strip to bounce to block the positioning locking groove at the position of the knife shell lining, when the two sides of the positioning convex strip are provided with the inclined edges for locking, the positioning convex strip is perfectly matched with the positioning locking groove without clearance, thereby effectively avoiding the front and back virtual position from shaking, the locking elastic sheet adopts a silicon-manganese sheet as a raw material, and is subjected to heat treatment after being stamped and formed, so that the locking force is increased, the effects of no false position, accurate positioning, durability, low failure rate and the like are realized when the utility knife is used, the yield of products is improved, the requirement on the dimensional precision of each production link is reduced, and the production cost is reduced;
2. the utility model discloses a be equipped with reference column and fixed slot, the reference column of base adopts the tapered design of long circle area, can be suitable for the blade of each brand, and can ensure the assembly zero clearance of blade and base, thereby reach the cutter body through mounting hole and reference column locking back, back clearance before there is not between blade and the base, and the lock joint installation through fixed latch and fixed slot between hand push face lid and the base, the person of facilitating the use is to the push face lid, locking shell fragment or the single part of base are changed and the integral erection, and the multiplicable frictional force of anti-skidding sand grip of hand push face lid surface, the person of facilitating the use's operation, increase the convenient degree of use of this art designer's sword.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the explosion structure of the present invention.
Fig. 3 is a schematic sectional view of the present invention.
Fig. 4 is a schematic view of the cross-sectional structure of the adjusting member in the locked state according to the present invention.
Fig. 5 is a schematic view of the sectional structure of the pressing state of the adjusting member according to the present invention.
Fig. 6 is a schematic view of the structure of the hand push cover of the present invention.
Fig. 7 is a schematic view of the base structure of the present invention.
The reference signs are: the cutter shell comprises a cutter shell bushing 1, a bushing body 11, a housing cavity 12, an adjusting chute 13, a positioning locking groove 14, a blade 2, a cutter body 21, a mounting hole 22, an adjusting piece 3, a hand push cover 31, a cover 311, a mounting groove 312, a fixing latch 313, a locking elastic piece 32, a deformation piece 321, a positioning convex strip 322, a base 33, a base 331, a deformation groove 332, a positioning column 333, a mounting strip 334 and a fixing clamping groove 335.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an automatic locking art knife structure with large locking force, which comprises a knife shell bush 1, wherein a blade 2 is arranged inside the knife shell bush 1, an adjusting piece 3 is arranged between the blade 2 and the knife shell bush 1, the knife shell bush 1 comprises a bush body 11, a containing cavity 12 is arranged inside the bush body 11, an adjusting chute 13 is arranged in the middle of one side of the bush body 11, positioning locking grooves 14 are arranged on both sides of the adjusting chute 13, the adjusting piece 3 comprises a hand push cover 31, a locking elastic sheet 32 and a base 33, the locking elastic sheet 32 comprises a deformation sheet 321, a positioning convex strip 322 is arranged in the middle of the deformation sheet 321, the base 33 comprises a base 331, a deformation groove 332 is arranged in the middle of the top end of the base 331, a positioning column 333 is arranged on one side of the base 331, the locking elastic sheet 32 is matched with the positioning convex strip 322, the locking elastic sheet 32 is made of silicon manganese sheet, the positioning convex strip 322 is formed by punching the deformation sheet 321 through, location sand grip 322 is 90 right angles settings with deformation piece 321 junction, location sand grip 322 both sides top all is provided with the hypotenuse, location locking groove 14 sets up to two, two location locking groove 14 symmetric distribution, every row location locking groove 14's quantity all sets up to a plurality of, and is a plurality of location locking groove 14 all runs through bush body 11 and accomodates cavity 12 and link to each other.
As shown in fig. 1 to 5, the embodiment specifically is as follows: the user can press the hand push face cover 31, the distance between the hand push face cover 31 and the seat body 331 is shortened through the mounting strip 334, the positioning convex strip 322 is forced to drive the deformation piece 321 to change the angle, thereby the positioning convex strip 322 and the initial positioning locking groove 14 are separated from being accommodated in the deformation groove 332, the positioning convex strip 322 loses the position locking effect with the position of the knife shell bush 1, the hand push face cover 31 is pushed to drive the seat body 331 to move in the accommodating cavity 12, thereby the relative length of the adjusting blade 2 extending out of the accommodating cavity 12 is adjusted to the ideal position, the pressing of the hand push face cover 31 is released, the resilience of the deformation piece 321 drives the bouncing of the positioning convex strip 322, the positioning locking groove 14 at the position of the knife shell bush 1 is clamped, the hand push face cover 31 loses the self resilience of the pressing force of the pressing mounting strip 334 during the period, the resetting of the hand push face cover 31 can be driven, because the two, The zero clearance reduces the dimensional requirement to each hardware, and deformation piece 321 sets up the straight flange with location sand grip 322 cooperation department, as the locking edge with base 33 complex, can be with bush body 11 zero clearance when locking, can not influence the motion smoothly to effectively avoid the front and back virtual position to rock, and locking shell fragment 32 adopts the silicomanganese piece as raw and other materials, carries out heat treatment after the punching press takes shape, has guaranteed the requirement of the dimensional accuracy and the mechanical properties of locking shell fragment 32, and the locking force is greater than more than 30 kilograms, does not have virtual position when making the art designer's sword use, and location is accurate, durable and effect such as the fault rate is low.
The hand push cover 31 comprises a cover body 311, the bottom of the cover body 311 is provided with a mounting groove 312, the inner wall of the mounting groove 312 is provided with a fixed latch 313, the other end of the seat body 331 is provided with a mounting bar 334, the two sides of the mounting bar 334 are both provided with a fixed clamping groove 335, the blade 2 comprises a blade body 21, one end of the cutter body 21 is provided with a mounting hole 22, the mounting hole 22 penetrates through the cutter body 21, the positioning column 333 adopts a long circular tapered design, the width of the cutter body 21 and the base 33 are both matched with the accommodating cavity 12, the mounting bar 334 is obliquely arranged, the lower end of the mounting bar 334 and the positioning post 333 are integrally formed with the base 331, the mounting bar 334 is matched with the mounting groove 312, the fixing latch 313 is fastened with the fixing latch groove 335, the hand-push face cover 31 and the base 33 are both made of polyethylene materials, and the top surface of the hand-push face cover 31 is provided with a protective convex strip;
as shown in fig. 1-2 and 6-7, the embodiment is specifically as follows: the positioning column 333 of the base 33 adopts a long circular tapered design, which is suitable for blades 2 of various brands, and can ensure that the blades 2 and the base 33 are assembled without gaps, so that after the cutter body 21 is locked with the positioning column 333 through the mounting hole 22, no front and back gaps exist between the blades 2 and the base 33, and the hand-push face cover 31 and the base 33 are installed through buckling of the fixing clamping teeth 313 and the fixing clamping grooves 335, so that a user can replace and integrally install the single parts of the hand-push face cover, the locking elastic sheet 32 or the base 33, and the anti-slip convex strips on the outer surface of the hand-push face cover 31 can increase friction force, thereby facilitating the operation of the user.
The utility model discloses the theory of operation:
referring to the accompanying drawings 1-5 of the specification, a user can press the hand push face cover 31 to separate the positioning convex strip 322 from the initial positioning locking groove 14 and store the same into the deformation groove 332, the positioning convex strip 322 loses the position locking effect with the position of the knife housing bush 1, the hand push face cover 31 is pushed to drive the base 331 to move in the storage cavity 12, so that after the relative length of the adjusting blade 2 extending out of the storage cavity 12 reaches an ideal position, the pressing of the hand push face cover 31 is released, the resilience force of the deformation sheet 321 drives the positioning convex strip 322 to bounce, and the positioning locking groove 14 at the position of the knife housing bush 1 is clamped;
further, referring to fig. 1-2 and 6-7 of the specification, the positioning post 333 of the base 33 is designed to have a long circular taper, so that the cutter blade 2 can be adapted to various brands of blades, and it can be ensured that no gap exists between the blade 2 and the base 33 after the cutter body 21 is locked with the positioning post 333 through the mounting hole 22, and no gap exists between the blade 2 and the base 33, and the hand push surface cover 31 and the base 33 are fastened and mounted with the fixing clamping groove 335 through the fixing clamping tooth 313, so that a user can replace and integrally mount a single part of the hand push surface cover, the locking elastic piece 32 or the base 33.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an automatic lock art knife structure of big locking power which characterized in that: the novel knife comprises a knife shell lining (1), wherein a blade (2) is arranged inside the knife shell lining (1), and an adjusting piece (3) is arranged between the blade (2) and the knife shell lining (1);
the knife shell bushing (1) comprises a bushing body (11), a containing cavity (12) is arranged in the bushing body (11), an adjusting sliding groove (13) is arranged in the middle of one side of the bushing body (11), and positioning locking grooves (14) are arranged on two sides of the adjusting sliding groove (13);
the adjusting piece (3) comprises a hand-push face cover (31), a locking elastic sheet (32) and a base (33);
the hand-push noodle cover (31) comprises a cover body (311), wherein the bottom of the cover body (311) is provided with a mounting groove (312), and the inner wall of the mounting groove (312) is provided with a fixing latch (313);
the locking elastic sheet (32) comprises a deformation sheet (321), and a positioning convex strip (322) is arranged in the middle of the deformation sheet (321);
base (33) include pedestal (331), pedestal (331) top middle part is equipped with deformation groove (332), pedestal (331) one side is equipped with reference column (333), pedestal (331) other end is equipped with mounting bar (334), mounting bar (334) both sides all are equipped with fixed slot (335).
2. The automatic art knife locking structure with large locking force according to claim 1, wherein: the blade (2) comprises a blade body (21), one end of the blade body (21) is provided with a mounting hole (22), the mounting hole (22) penetrates through the blade body (21), and the positioning column (333) adopts a long circular tapered design.
3. The automatic art knife locking structure with large locking force according to claim 2, wherein: the width of the cutter body (21) and the width of the base (33) are matched with that of the containing cavity (12).
4. The automatic art knife locking structure with large locking force according to claim 1, wherein: the installation strip (334) slope sets up, the lower one end of installation strip (334) and reference column (333) all with pedestal (331) integrated into one piece, installation strip (334) and mounting groove (312) looks adaptation, fixed latch (313) and fixed slot (335) lock joint.
5. The automatic art knife locking structure with large locking force according to claim 1, wherein: the hand-push face cover (31) and the base (33) are both made of polyethylene materials, and the top surface of the hand-push face cover (31) is provided with protective convex strips.
6. The automatic art knife locking structure with large locking force according to claim 1, wherein: the locking elastic sheet (32) is matched with the positioning convex strip (322), the locking elastic sheet (32) is made of a silicon-manganese sheet, and the positioning convex strip (322) is formed by performing heat treatment after a deformation sheet (321) is formed in a punching mode.
7. The automatic art knife locking structure with large locking force according to claim 1, wherein: the locating convex strip (322) is 90-degree right angle with the connection of the deformation piece (321), and the tops of two sides of the locating convex strip (322) are both provided with bevel edges.
8. The automatic art knife locking structure with large locking force according to claim 1, wherein: location locking groove (14) set up to be two, are two location locking groove (14) symmetric distribution, every row the quantity of location locking groove (14) all sets up to a plurality of, and is a plurality of location locking groove (14) all run through bush body (11) and accomodate cavity (12) and link to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921056988.8U CN210414625U (en) | 2019-07-08 | 2019-07-08 | Automatic locking art knife structure with large locking force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921056988.8U CN210414625U (en) | 2019-07-08 | 2019-07-08 | Automatic locking art knife structure with large locking force |
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| Publication Number | Publication Date |
|---|---|
| CN210414625U true CN210414625U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921056988.8U Active CN210414625U (en) | 2019-07-08 | 2019-07-08 | Automatic locking art knife structure with large locking force |
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| CN (1) | CN210414625U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414849A (en) * | 2021-07-20 | 2021-09-21 | 南京瑞林重工机械制造有限公司 | Installation fixing assembly with self-locking structure based on chipping machine fly cutter |
-
2019
- 2019-07-08 CN CN201921056988.8U patent/CN210414625U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414849A (en) * | 2021-07-20 | 2021-09-21 | 南京瑞林重工机械制造有限公司 | Installation fixing assembly with self-locking structure based on chipping machine fly cutter |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.82 Shilian Road, Panyu District, Guangzhou, Guangdong 511400 Patentee after: Guangzhou Zhengye Technology Co.,Ltd. Address before: 511400 the first floor of No.2 factory building, No.82 Shiji, Shilian Road, Shiji Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU ZHENGYE PLASTIC MOULD Co.,Ltd. |
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| CP03 | Change of name, title or address |