CN2541137Y

CN2541137Y - Art designer's knife

Info

Publication number: CN2541137Y
Application number: CN 02236083
Authority: CN
Inventors: 何彦佑
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-05-29
Filing date: 2002-05-29
Publication date: 2003-03-26
Anticipated expiration: 2012-05-29

Abstract

A cutter for art designing comprises a casing, a cutter base and a cutter removing mechanism, wherein the cutter base is arranged in the casing and is capable of fore-and-aft sliding for arranging a blade. When the blade is needed to be replaced, users can forwards push the cutter base, the cutter removing mechanism is used to press a striking flake of the cutter base. Users can take down the blade, and then move the cutter base backwards, by this time, a spare blade arranged in the casing is pushed by an elastic element to be combined with the cutter base, and thereby the cutter replacing procedure is finished. The utility model has the advantages of simple operating, perfect safety and the like.

Description

Cutter

Technical field

The utility model is relevant with cutter, is meant a kind of cutter especially, and it replaces the simple to operate rapid of blade and security is good.

Background technology

Press, commercially available general cutter is to include a housing, one tool rest be located in this housing and can before and after slippage, and one blade be located on this tool rest, when the user passes this tool rest forward, this blade will go out the edge of a knife via this housing front end one and stretch out, can carry out cutting action, in desire when collection, then moved this tool rest backward, and this blade is withdrawn in this housing, can store this cutter safely; Yet, when tradition cutter desire was changed the blade that has worn and torn, but very inconvenient, at first the user must open this housing, with this blade by taking off on this tool rest, the spare blade that will store again in this housing is inserted in this tool rest, at last this housing closure could be used, and operating process comparatively bothers, and the user must hand blade and change action, may cause incised wound, particularly children that this type of situation often takes place in the time of accidentally, security causes anxiety.

Supervise in above-mentioned shortcoming, main purpose of the present utility model is promptly providing a kind of cutter, and its operation sequence of changing blade is very simple, convenient and rapid.

Another creation purpose of the present utility model is to provide a kind of cutter, and its security is splendid.

Edge is to take off purpose for before reaching, and a kind of cutter provided by the utility model is characterized in that, be to include: a shell, include one first housing and one second housing, form the room of a hollow between the two, this room top has an elongated slot, and front end then has one and goes out the edge of a knife; One tool rest, be located in this room, this tool rest includes a tabular support sector to be supported for blade subsides, at least one flange is gone out by this support sector's horizontal expansion and pastes the periphery that is butted on this blade, one cantilever is extended upward by this support sector, and one press button be located at the free end of this cantilever and convexedly stretch in outside this shell by this elongated slot, wherein, this blade top is provided with at least one caulking groove, this tool rest support sector then is provided with a shell fragment, its top laterally protrudes out an embedding part and embeds in the caulking groove of this blade, and this blade and this tool rest combine, and this embedding part top has then extended upward a top; And a cutter disassembling machine structure, be located at this second housing front end, compress the shell fragment of this tool rest and make this blade break away from this tool rest; Wherein, this second housing is provided with a blade carrier to position that should tool rest, be provided with an elastic component in this blade carrier, and this second housing is provided with a fore-set.

Wherein this first housing and this second housing are to be articulated with its rear end, and the stage casing of this first and second housing is respectively equipped with a female spiral shell spare and public spiral shell spare, this first and second housing can be combined by screwing togather of this male and female spiral shell spare.

Wherein should be provided with a resetting spring by public affairs spiral shell spare.

Wherein this tool rest includes one first flange and is extended by this support sector bottom and can paste the bottom that is butted on this blade, one second flange is extended by this support sector rear end and can paste the rear end that is butted on this blade, and one the 3rd flange top of extending and can be resisted against this blade by this support sector top.

Wherein the top of this tool rest shell fragment is to include a principal plane, and two inclined-planes are extended by these principal plane two sides respectively.

Wherein this cutter disassembling machine structure is to include a chute to be located on this second housing, and a slider be located in this chute and, wherein an end of this slider has an inclined-plane, is pressed against the inclined-plane of this tool rest shell fragment.

Wherein this second housing also is provided with at least one reference column, is arranged in the caulking groove of these spare blades, and is resisted against the knife face of blade in this tool rest.

Wherein this first housing back segment also is provided with a storage blade carrier.

Wherein this tool rest support sector is provided with a trip, and this first housing then is provided with an embedding hole, for the trip embedding of this tool rest, so that this tool rest and this first housing are combined.

Wherein the cantilever of this tool rest is provided with a lateral plate, is embedded in the some locating slots on this first housing, this tool rest is positioned some precalculated positions of this first housing.

Description of drawings

Be described as follows in order more to understand characteristics of the present utility model place, to lift now with next preferred embodiment and conjunction with figs., wherein:

Fig. 1 is the stereogram of the utility model one preferred embodiment.

Fig. 2 is the front view of the utility model one preferred embodiment open configuration.

Fig. 3 is the front view of the utility model one preferred embodiment, first housing and tool rest.

Fig. 4 is the front view of the utility model one preferred embodiment tool rest.

Fig. 5 is the top view of the utility model one preferred embodiment tool rest.

Fig. 6 is the first operating state schematic diagram of the utility model one preferred embodiment.

Fig. 7 is the second operating state schematic diagram of the utility model one preferred embodiment.

Fig. 8 is the 3rd an operating state schematic diagram of the utility model one preferred embodiment.

Fig. 9 is the 4th an operating state schematic diagram of the utility model one preferred embodiment.

The specific embodiment

See also Fig. 1 to Fig. 6, the cutter 10 that the utility model one preferred embodiment is provided includes a shell 20, one tool rest 30, an and cutter disassembling machine structure 40, wherein this tool rest 30 is to use for a blade 50 to be provided with, and this blade 50 is to be trapezoidal, and its top margin is provided with two caulking grooves 52, the base then is a blade 54, and it is the specification product that market can be buied.

This shell 20 includes one first housing 21 and one second housing 22, form the room 23 of a hollow between the two, these room 23 tops have an elongated slot 24, front end then has one and goes out the edge of a knife 25, this first housing 21 is to be articulated by a pivot (figure does not show) with its rear end with this second housing 22, and this is first years old, two

housings

21,22 stage casing is respectively equipped with a female spiral shell spare 211 and public spiral shell spare 221, by these public affairs, female spiral shell spare screw togather can with this first, two

housings

21,22 combine and are closure state, wherein should also be provided with a resetting spring 222 by public affairs spiral shell spare 221, with so that return back to the location when should public affairs spiral shell spare 221 not stressed, thus, can avoid the user open this first, two

housings

21,22 o'clock, these public affairs spiral shell spare 221 whiz original positions, and can't in this first, two

housings

21,22 when closed and this mother's spiral shell spare 21 screw togather smoothly; Also be provided with a compression spring 223 between this first and

second housing

21,22, its compression elasticity can flick this first and

second housing

21,22 when this male and female spiral shell spare unclamps.

In addition, this first housing 21 is provided with the inboard that an embedding hole 26 is positioned at this tool rest 30, and these first housing, 21 back segments are provided with a storage blade carrier 27, uses for unnecessary blade 56 ccontaining standbyly, and these first housing, 21 apical margins then are provided with some locating slots 261; This second housing 22 is provided with the position that 28 pairs of blade carriers should tool rest 30, use for some spare blades 58 and put, be provided with an elastic component 281 in this blade carrier 28, these spare blades 58 of pushing and pressing make it towards this tool rest 30 outside this blade carrier 28, in this blade carrier 28 and be provided with two reference columns 282, be to be arranged in the caulking groove 581 of these spare blades 58 with assist location, in addition, this second housing 22 also is provided with a fore-set 29 and is positioned at this blade carrier 28 tops, and the end of this fore-set 29 has a plane 291 and two inclined-planes 292.

This tool rest 30 be located in this room 23 and can before and after slippage, this tool rest 30 includes a tabular support sector 31 to be supported for a blade 50 subsides, one first flange 32 is extended by these support sector 31 bottoms and can paste the bottom that is butted on this blade 50, one second flange 33 is extended by these support sector 31 rear ends and can paste the rear end that is butted on this blade 50, one the 3rd flange 331 is extended by these support sector 31 tops and can paste the top that is butted on this blade 50, a cantilever 34 is extended upward by this support sector 31 and but elasticity swings up and down, and one press button 35 be located at the terminal of this cantilever 34 and convexedly stretch in outside this shell 20 by this elongated slot 24, wherein, this cantilever 34 is provided with a lateral plate 341, can be embedded in the locating slot 261 of this first housing 21, this tool rest 30 is positioned on some precalculated positions of this first housing 21; Thus, when the user pushed this press button 35 and makes this lateral plate 341 break away from these locating slots 261, this tool rest 30 can freely move forward and backward, when this tool rest 30 moves backward, this blade 50 will be withdrawn in this shell 20, and when this tool rest 30 during to reach, 50 on this blade will go out the edge of a knife 25 via this and stretch out this shell 20; In addition, these tool rest 30 support sectors 31 are provided with a shell fragment 36, its top laterally protrudes out an embedding part 361 and can embed in the caulking groove 52 of this blade 50, so that this blade 50 combines with this tool rest 30, these embedding part 361 tops have then extended upward a top 362, this top 362 is to include a principal plane 363, and two inclined-planes 364 are extended by these principal plane 363 2 sides respectively.

In addition, these tool rest 30 support sectors 31 are provided with a trip 311, when this tool rest 31 moves when making in these blade 50 these shells 20 of withdrawal backward, this trip 311 just can embed in the embedding hole 26 of this first housing 21, so that this tool rest 31 is combined with this first housing 21, when avoiding the user that this shell 20 is opened, this tool rest 30 is by the accident that comes off on this first housing 21; Moreover first flange 32 of this tool rest 30 also is provided with two extensions, 321, the three flanges 331 and also is provided with three extensions 332, and these extensions 321,332 just can be resisted against the periphery of these spare blades 58, in order to auxiliary these spare blade 58 location.

This cutter disassembling machine structure 40 is to include the front end that a chute 224 is located at this second housing 22, and a slider 42 be located in this chute 224 and can before and after slippage, wherein an end of this slider 42 has an inclined-plane 43, can be pressed against the inclined-plane 364 of these tool rest 30 shell fragments 36.

Below the mode of operation with this cutter 10 is described in detail, when this tool rest 30 is positioned at the position of contracting most, as shown in Figure 6, this blade 50 is with in this shell 20 of complete retraction, at this moment, the top 362 of these tool rest 30 shell fragments 36 will be subjected to replacing of this fore-set 29 and outer partially, the embedding part 361 of this shell fragment 36 is only embedded in the caulking groove 52 of blade 50 in this tool rest 30, and be unlikely in the caulking groove 581 that embeds all the other spare blades 58, therefore, when this tool rest 30 outside when mobile, this tool rest 30 only carries a blade 50 and advances, as shown in Figure 7, though this moment, this top 362 was just returned by replacing of this fore-set 29 and this shell fragment 36 no longer, right this embedding part 361 has also broken away from caulking groove 581 positions of all the other spare blades 58, second or above blade do not advance together so this tool rest 30 can not be carried under one's arms, these structure Design are very important, the horizontal expansion distance of common this embedding part 361 of cause is bigger slightly than the thickness of this blade 50, if there is not this structure Design, the blade 50 that this tool rest 30 once drives more than two most probably moves together.

Because this elastic component 281 is the rears that are pressed against these spare blades 58, so when this tool rest 30 advances to a precalculated position, these spare blades 58 will be axle with the trailing edge of this tool rest 30, beat one predetermined angular (as shown by arrows) in the counterclockwise direction, this beat action is very important, and so its importance is chatted after holding again; When this tool rest 30 advances to the position, forefront, this blade 50 will go out the edge of a knife 25 via this and convexedly stretch in outside this

shell

20, and 362 inclined-planes 364, top of these tool rest 30 shell fragments 36 just are resisted against the inclined-plane 43 of this slider 42, as shown in Figure 8, at this moment, the user can carry out cutting action; And because the end of two reference columns 282 just is resisted against the side of this blade 50 on this second housing 22, so when the user carried out cutting action, these reference columns 282 can provide this blade 50 very effective positioning action.

When cutting action is finished desire and is regained this blade 50, only need push this press button 35 breaks away from the locating slot 261 of this first housing 21 this lateral plate 341, can be with this tool rest 30 together with in these blade 50 these shells 20 of withdrawal, at this moment, because the horizontal expansion of these tool rest 30 embedding parts 361 distance is greater than the thickness of a blade, if these spare blades 58 are to be parallel state with this blade 50, then this embedding part 361 will be subjected to adjacent spare blade 58 replacing of leading edge and this tool rest 30 can't be withdrawn, in right the utility model, these spare blades 58 are to be the beat state at this moment, as shown in Figure 8, so this tool rest 30 can be withdrawn smoothly, when this embedding part 361 is moved beyond the leading edge of these spare blades 58 backward, what the trailing edge of this tool rest 30 just can surpass this elastic component 281 compresses position A, these spare blades 58 are just returned by the beat position, as shown in Figure 7, this tool rest 30 can be withdrawn smoothly, so in the utility model, the position A that this elastic component 281 is pressed against these spare blades 58 designs very important, control these spare blades 58 because of it and when produce beat, when just return.

Before address, when this tool rest 30 is positioned at foremost position, 362 inclined-planes 364, top of these tool rest 30 shell fragments 36 are just replaced mutually with the inclined-plane 43 of this slider 42, at this moment, if user's desire is changed blade, only need this slider 42 is passed backward, as shown in Figure 9, this top 362 will be subjected to replacing of this slider 42 and outer partially, make this embedding part 361 break away from the caulking groove 52 of this blade 50, at this moment, this blade 50 promptly separates with this tool rest 30, the user can go out the edge of a knife 25 by this easily this blade 50 is taken out, when the user loosens this slider 42, the elastic force of this shell fragment 36 can force these slider 42 reaches to return back to original position, then, the user passes this press button 35 backward, this tool rest 30 is moved backward, similarly, after this embedding part 361 passes through the leading edge of these spare blades 58, these spare blades 58 just can just be returned by the beat state, and can not influence the retraction of this tool rest 30, when this tool rest 30 further retracts to the rearmost end position, 58 of these spare blades are subjected to the pushing and pressing of this elastic component 281 and make a spare blade 58 of the most close this tool rest 30 chimeric with this tool rest 30, at this moment, the user if push this press button 35 again and before push away this tool rest 30, a spare blade 58 can be released and use.

In other words, the cutter 10 that the utility model one preferred embodiment is provided, blade 50 very firmly can beat when not only operating, and when changing blade 50, only need the slider 42 of this cutter disassembling machine structure 40 is passed backward, take out old blade 50, before push away moving again behind this tool rest 30 again,: promptly finish whole tool changing program, not only operation is very easy, and the chance that the user touches blade during tool changing significantly reduces than traditional structure, the situation that can effectively avoid hurting takes place, security is good, obviously has enhancement on the effect than traditional structure, thereby reaches the purpose of this utility model.

What deserves to be mentioned is, the design of this cutter disassembling machine structure 40 has multiple variation, and right main creation of the present utility model focuses on can changing automatically after this tool rest is withdrawn the structure of new blade, therefore, no matter how the structure of this cutter disassembling machine structure changes, and all should be the utility model claim and contains.

In sum, the utility model is by well-designed shell, tool rest, and the combination of cutter disassembling machine structure, forming the cutter that a tool changing is rapid and security is good, its unitary construction is really at first creation and tool are promoted effect, should meet the condition of novel patent, so apply for a patent in accordance with the law.

Claims

1. a cutter is characterized in that, is to include:

One shell includes one first housing and one second housing, forms the room of a hollow between the two, and this room top has an elongated slot, and front end then has one and goes out the edge of a knife;

One tool rest, be located in this room, this tool rest includes a tabular support sector to be supported for blade subsides, at least one flange is gone out by this support sector's horizontal expansion and pastes the periphery that is butted on this blade, one cantilever is extended upward by this support sector, and one press button be located at the free end of this cantilever and convexedly stretch in outside this shell by this elongated slot, wherein, this blade top is provided with at least one caulking groove, this tool rest support sector then is provided with a shell fragment, its top laterally protrudes out an embedding part and embeds in the caulking groove of this blade, and this blade and this tool rest combine, and this embedding part top has then extended upward a top; And

One cutter disassembling machine structure is located at this second housing front end, compresses the shell fragment of this tool rest and makes this blade break away from this tool rest;

Wherein, this second housing is provided with a blade carrier to position that should tool rest, be provided with an elastic component in this blade carrier, and this second housing is provided with a fore-set.

2. according to the described cutter of claim 1, it is characterized in that, wherein this first housing and this second housing are to be articulated with its rear end, and the stage casing of this first and second housing is respectively equipped with a female spiral shell spare and public spiral shell spare, this first and second housing can be combined by screwing togather of this male and female spiral shell spare.

3. according to the described cutter of claim 2, it is characterized in that, wherein should be provided with a resetting spring by public affairs spiral shell spare.

4. according to the described cutter of claim 1, it is characterized in that, wherein this tool rest includes one first flange and is extended by this support sector bottom and can paste the bottom that is butted on this blade, one second flange is extended by this support sector rear end and can paste the rear end that is butted on this blade, and one the 3rd flange top of extending and can be resisted against this blade by this support sector top.

5. according to the described cutter of claim 1, it is characterized in that wherein the top of this tool rest shell fragment is to include a principal plane, and two inclined-planes are extended by these principal plane two sides respectively.

6. according to the described cutter of claim 1, it is characterized in that wherein this cutter disassembling machine structure is to include a chute to be located on this second housing, and a slider be located in this chute and, wherein an end of this slider has an inclined-plane, is pressed against the inclined-plane of this tool rest shell fragment.

7. according to the described cutter of claim 1, it is characterized in that wherein this second housing also is provided with at least one reference column, be arranged in the caulking groove of these spare blades, and be resisted against the knife face of blade in this tool rest.

8. according to the described cutter of claim 1, it is characterized in that wherein this first housing back segment also is provided with a storage blade carrier.

9. according to the described cutter of claim 1, it is characterized in that wherein this tool rest support sector is provided with a trip, this first housing then is provided with an embedding hole, for the trip embedding of this tool rest, so that this tool rest and this first housing are combined.

10. according to the described cutter of claim 1, it is characterized in that wherein the cantilever of this tool rest is provided with a lateral plate, be embedded in the some locating slots on this first housing, this tool rest is positioned some precalculated positions of this first housing.