CN202573549U

CN202573549U - Electric planing knife

Info

Publication number: CN202573549U
Application number: CN 201220146680
Authority: CN
Inventors: 邱卫东
Original assignee: DONGGUAN MINMAO ELECTRICAL APPLIANCES Co Ltd
Current assignee: DONGGUAN MINMAO ELECTRICAL APPLIANCES Co Ltd
Priority date: 2012-04-09
Filing date: 2012-04-09
Publication date: 2012-12-05
Anticipated expiration: 2022-04-09

Abstract

The utility model discloses an electric planing knife suitable for sharpening one end part of a pen-shaped object. The electric planing knife comprises a planing mechanism, a tool rest and a circuit switch off device, wherein a planing cavity is formed in the tool rest; the planing mechanism is arranged in the planing cavity and used for planing the pen-shaped object; the circuit switch off device comprises a touch block, a touch rod and an elastic reset switch; the touch block is arranged under the planing cavity in a sliding manner; the upper end of the touch rod is in contact with the touch block; the lower end of the touch rod is connected with the elastic reset switch; the elastic reset switch is electrically connected with the planing mechanism; when the pen-shaped object extends into the planing cavity with a predetermined length, the end part of the pen-shaped object is propped against the touch block, so as to drive the touch rod to trigger the elastic reset switch to close the planing mechanism; and when the pen-shaped object is drawn out of the planing cavity, the return elasticity of the elastic reset switch drives the touch rod to push the touch block, so that the touch block slides to an initial position. The electric planing knife provided by the utility model has the advantages that the structure is simple; the operation is easy; a user can sharpen the pen-shaped object to a proper degree conveniently; and energy waste is avoided.

Description

Electronic Knife for stripping cable

Technical field

The utility model relates to a kind of planing device, relates more specifically to a kind of electronic Knife for stripping cable of being fined away in the end of lip pencil thing.

Background technology

Existing general electronic Knife for stripping cable is when fining away to the lip pencil thing of pencil and so on; Often only with the user feel judge whether to fine away; Easy so not enough perhaps the planing excessively of sharp degree planing of causing the lip pencil thing; The former sharp degree planing needs again the lip pencil thing to be placed to continue planing, time consumption and energy consumption virtually in the Knife for stripping cable more inadequately; And the planing of latter's lip pencil thing excessively, is prone to cause pen core to break off or strengthen it and expends.

Therefore, be necessary to provide a kind of sharp degree of the lip pencil thing of can planing to guarantee that again sharp degree reaches the electronic Knife for stripping cable that stops to expend after the requirement to address the aforementioned drawbacks moderately.

The utility model content

The purpose of the utility model provides a kind of simple in structure, the efficient and convenient and electronic Knife for stripping cable that can fine away to the end of lip pencil thing automatically and accurately.

For realizing above-mentioned purpose; The electronic Knife for stripping cable that the utility model provides; Be applicable to and fined away in the end of lip pencil thing; Said electronic Knife for stripping cable comprises planing mechanism, knife rest and circuit breaker, and said knife rest offers the planing chamber that supplies the lip pencil thing to stretch into, and the hobboing cutter of said planing mechanism stretches in the said planing chamber planes to the lip pencil thing; Said circuit breaker comprises shake-up piece, touch pole and rubber-like elastic reset switch; Said shake-up piece be arranged at slidably said planing chamber under; The upper end of said touch pole contacts with said shake-up piece, and the lower end of said touch pole is connected with said elastic reset switch, and said elastic reset switch is electrically connected with said planing mechanism; When said lip pencil thing stretches in the said planing chamber predetermined length; Nationality drives touch pole and triggers the elastic reset switch and cut out planing mechanism touching compressing of piece by the end of said lip pencil thing, and when extracting said lip pencil thing, nationality drives touch pole by the elasticity recovery of said elastic reset switch and compresses and touch piece and slide into initial position; Make things convenient for the user to obtain moderate lip pencil thing point degree fast, and avoid the power consumption waste.

Preferably; The inclination of the tapered direction of hobboing cutter of the said mechanism of planing is stretched in the said planing chamber; Because the tapered direction of hobboing cutter ground tilts to stretch in the said planing chamber, makes hobboing cutter that the side of the lip pencil thing that is in contact with it is planed and the corresponding inclined-plane of its gradient, the lip pencil thing rotated a circle or after several weeks; Therefore the side of lip pencil thing is deformed into taper, has guaranteed that the end of the lip pencil thing that hobboing cutter is planed out planed tapered.

Preferably; Said planing chamber is the taper identical with the gradient of said hobboing cutter; Because the planing chamber is the taper identical with the gradient of hobboing cutter; Make the edge of a knife of chamber wall and hobboing cutter in planing chamber form cone-shaped, reach more sharply, improved the efficient that hobboing cutter is fined away to the end of lip pencil thing simultaneously thereby the taper that the end of lip pencil thing is formed is more attractive in appearance.

Preferably, said shake-up piece is setting obliquely, helps reducing taking of inner space, to reach simplified design, is convenient to production and processing.

Preferably, said circuit breaker also comprises sliding bar, and said sliding bar is and is sticked in obliquely on the said knife rest, and said shake-up piece is and is arranged at slidably on the said sliding bar, can slide swimmingly so that touch piece, also reduces taking of inner space simultaneously; Be connected with the engaging of knife rest through sliding bar, convenient to touching the installation and maintenance of piece.

Preferably, offer the chute that supplies said sliding bar to slip into and engage on the said knife rest, with the convenient installation that touches piece and sliding bar, and both relative slips.

Preferably; The lower end of said shake-up piece is and flatly extends outward a contact site; The upper end of said touch pole contacts with said contact site, in the hope of touching piece when the lower slider, can side by side drive touch pole and glide; Make electronic Knife for stripping cable planing lip pencil thing reach moderate sharp Du Shiyin touch pole and touch the elastic reset switch, stop thereby can cutting off the power supply.

Compared with prior art; The utility model is progressively planed through the end of lip pencil thing, and then makes the end of lip pencil thing progressively move to touching the piece direction, when the end of lip pencil thing contacts with the shake-up piece; Along with of the continuation planing of planing mechanism to the lip pencil thing; The lip pencil thing continues to move along touching the piece direction, moves thereby make the lip pencil thing promote to touch piece, touches the moving of mobile promotion touch pole of piece; The mobile elastic portion generation deformation that compresses rubber-like elastic reset switch of touch pole; During predetermined length, touch pole makes the elastic reset switch cut out planing mechanism to the pressure that compresses of elastic reset switch, thereby realizes accomplishing automatically the planing to the lip pencil thing in said lip pencil thing stretches into said planing chamber; When extracting said lip pencil thing, nationality orders about the shake-up block reset through touch pole again by the elasticity recovery of said elastic reset switch, thereby can continue next part lip pencil thing is planed; Nationality of the present invention is by touching the circuit breaker that piece, touch pole and rubber-like elastic reset switch are formed, simple and fast and automatic accurate the realization to the accurate control of mechanism of planing, thus realize fast and accurate automatic planing to the lip pencil thing; Reasonable in design, easy and simple to handle, make things convenient for the user to obtain fast to be sharpened the lip pencil thing.

Description of drawings

Fig. 1 is the stereogram of the electronic Knife for stripping cable of the utility model.

Fig. 2 is the sectional structure sketch map of the electronic Knife for stripping cable of the utility model.

The original state figure of lip pencil thing contact circuit disconnecting apparatus when Fig. 3 is the electronic Knife for stripping cable planing lip pencil thing of the utility model.

Fig. 4 be the electronic Knife for stripping cable planing lip pencil thing of the utility model during to predetermined length the circuit breaker disconnecting circuit with out-of-work state diagram.

The specific embodiment

Below in conjunction with accompanying drawing and preferred embodiment the utility model is done further to describe, and with the pencil in the lip pencil thing as objective for implementation, but the embodiment of the utility model is not limited thereto.

See also Fig. 1 to shown in Figure 3, a kind of electronic Knife for stripping cable 1 that the utility model provides is applicable to and is fined away in the end of pencil; Electronic Knife for stripping cable 1 comprises planing mechanism 3, knife rest 2 and circuit breaker 4, and wherein, planing mechanism 3 mainly is made up of hobboing cutter 31 and cutter shaft 32; Cutter shaft 32 is located on the knife rest 2 obliquely; And hobboing cutter 31 is located on the knife rest 2 through cutter shaft 32 equally obliquely, by the rotation drive of cutter shaft 32 pencil is carried out planing operation, fines away then; Knife rest 2 offers the planing chamber 21 that supplies pencil to stretch into, and the hobboing cutter 31 of planing mechanism 3 stretches in the planing chamber 21 pencil is planed; Circuit breaker 4 comprises shake-up piece 41, touch pole 42 and elastic reset switch 43; Touch piece 41 be arranged at slidably planing chamber 21 under, the installing hole 23 that knife rest 2 bottoms are offered is passed in the upper end of touch pole 42, vertically with touch piece 41 and contact; The lower end of touch pole 42 is connected with the elastic reset switch; The elastic reset switch is electrically connected with planing mechanism 3, and when pencil stretched in the planing chamber 21 predetermined length, nationality drove touch pole 42 and triggers the elastic reset switches and cut out the mechanism 3 of planing touching compressing of piece 41 by the end of pencil; When extracting pencil; Nationality drives touch pole 42 by the elasticity recovery of elastic reset switch and compresses and touch piece 41 and slide into initial position, makes things convenient for the user to obtain moderate tip of a pencil degree fast, and avoids the power consumption waste.

See also Fig. 2 and shown in Figure 3; Particularly, planing mechanism 3 hobboing cutters, 31 shape directions ground tilts to stretch into planing chamber 21, because hobboing cutter 31 tapered direction ground tilt to stretch in the said planing chamber; Make hobboing cutter 31 that the side of the pencil that is in contact with it is planed and the corresponding inclined-plane of its gradient; Therefore pencil rotates a circle or after several weeks, the side of pencil is deformed into taper, has guaranteed that the end of the pencil that hobboing cutter is planed out planed tapered.More particularly; Planing chamber 21 is the taper identical with the gradient of hobboing cutter 31; Make the edge of a knife of chamber wall and hobboing cutter 31 in planing chamber 21 form cone-shaped, reach more sharply, improved the efficient of fining away in the end of 31 pairs of pencils of hobboing cutter simultaneously thereby the taper that the end of pencil is formed is more attractive in appearance.

Particularly, touch piece 41 and be setting obliquely, help reducing taking of inner space,, be convenient to production and processing to reach simplified design.Particularly, circuit breaker 4 also comprises sliding bar 42, and sliding bar 42 is and is sticked in obliquely on the knife rest 2, can slide swimmingly so that touch piece 41, also reduces taking of inner space simultaneously; Be connected through the engaging of sliding bar 42 with knife rest 2, convenient to touching the installation and maintenance of piece 41.Preferably; The lower end of touching piece 41 is and flatly extends outward a contact site 412; The upper end of touch pole 42 contacts with contact site 412, in the hope of touching piece 41 when the lower slider, can side by side drive touch pole 43 and glide; Touch the elastic reset switches through touch pole 43 when making electronic Knife for stripping cable 1 planing pencil reach moderate point to spend, stop thereby can cutting off the power supply.More particularly, offer the chute 22 that supplies sliding bar 42 to slip into and engage on the knife rest 2, with the convenient installation that touches piece 41 and sliding bar 42, and both relative slips.

Below in conjunction with diagram, the course of work of the circuit breaker 4 of the utility model is further described.

In Fig. 3, when the end of pencil was dug into certain point and spent, its bottom can be contacted with the surface of touching piece 41; And pencil when planing; Because the effect of hobboing cutter 31 rotation planings makes pencil move down and produce a downward power F1 along planing chamber 21 rotatably, simultaneously; The power F1 ejection that it moves down touch piece 41 along sliding bar 42 to lower slider and make and touch piece 41 and produce a downward power F2, make the touch pole 43 that is connected on the contact site 412 also pressurized along moving down and produce power F3.Along with constantly moving down of touch pole 43, final, touch the elastic reset switch of being located at its below, and the elastic reset switch is electrically connected on planing mechanism 3, controls its outage to quit work, be in predetermined distance with the pencil that guarantees planing.In Fig. 4, because 1 outage of electronic Knife for stripping cable stops, planing mechanism 3 also quits work; The corresponding elimination of power F1 that pencil is suffered is by the also corresponding elimination of power F2, F3 of F1 generation, at this moment; The elastic reset switch has produced the power F4 that makes progress because of the elastic recovery of himself, makes the elastic reset switch replace touch pole 43; And through touch pole 43 power is passed to and touches piece 41 and pencil, can owing to the gravity of pencil self greater than power F4, thereby keeping the position after circuit breaker 4 is in outage.

In Fig. 2; After taking out pencil, because the power that pencil produced disappears, touch pole 43 is upwards replied and passed to the elastic-restoring force of elastic reset switch; It is moved up; Also shake-up piece 41 and touch pole 43 is stressed, make and touch piece 41 and upwards slide into initial position, in the hope of acting on the planing of another pencil along sliding bar 42 through contact site 412 ejections.

More than combine most preferred embodiment that the utility model is described, but the utility model is not limited to the embodiment of above announcement, and should contains various modification, equivalent combinations of carrying out according to the essence of the utility model.

Claims

1. electronic Knife for stripping cable; Be applicable to and fined away in the end of lip pencil thing; Said electronic Knife for stripping cable comprises planing mechanism and knife rest, and said knife rest offers the planing chamber that supplies the lip pencil thing to stretch into, and the hobboing cutter of said planing mechanism stretches in the said planing chamber planes to the lip pencil thing; It is characterized in that: said electronic Knife for stripping cable also comprises circuit breaker; Said circuit breaker comprises and touches piece, touch pole and rubber-like elastic reset switch, said shake-up piece be arranged at slidably said planing chamber under, the upper end of said touch pole contacts with said shake-up piece; The lower end of said touch pole is connected with said elastic reset switch; Said elastic reset switch is electrically connected with said planing mechanism, and when said lip pencil thing stretched in the said planing chamber predetermined length, nationality drove touch pole and triggers the elastic reset switch and cut out planing mechanism touching compressing of piece by the end of said lip pencil thing; When extracting said lip pencil thing, nationality drives touch pole by the elasticity recovery of said elastic reset switch and compresses and touch piece and slide into initial position.

2. electronic Knife for stripping cable as claimed in claim 1 is characterized in that: the tapered direction of the hobboing cutter of the said mechanism of planing ground tilts to stretch in the said planing chamber.

3. electronic Knife for stripping cable as claimed in claim 2 is characterized in that: said planing chamber is the taper identical with the gradient of said hobboing cutter.

4. electronic Knife for stripping cable as claimed in claim 1 is characterized in that: said shake-up piece is setting obliquely.

5. electronic Knife for stripping cable as claimed in claim 4 is characterized in that: said circuit breaker also comprises sliding bar, and said sliding bar is and is sticked in obliquely on the said knife rest, and said shake-up piece is and is arranged at slidably on the said sliding bar.

6. electronic Knife for stripping cable as claimed in claim 5 is characterized in that: offer the chute that supplies said sliding bar to slip into and engage on the said knife rest.

7. electronic Knife for stripping cable as claimed in claim 4 is characterized in that: the lower end of said shake-up piece is and flatly extends outward a contact site, and the upper end of said touch pole contacts with said contact site.