CN102632751A - Reciprocating-type pencil sharpener - Google Patents
Reciprocating-type pencil sharpener Download PDFInfo
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- CN102632751A CN102632751A CN2011100381207A CN201110038120A CN102632751A CN 102632751 A CN102632751 A CN 102632751A CN 2011100381207 A CN2011100381207 A CN 2011100381207A CN 201110038120 A CN201110038120 A CN 201110038120A CN 102632751 A CN102632751 A CN 102632751A
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- lid
- collecting box
- pencil sharpener
- reciprocating type
- bits collecting
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Abstract
The invention relates to a reciprocating-type pencil sharpener, comprising a cover body and a cutter. The cutter is provided with a cutter block and a blade fixed on the cutter block; and a ratchet gear capable of limiting the unidirectional rotating operation of forward stop and backward rotation of the cutter relative to the cover body is arranged between the cutter block and the cover body. Therefore, a pencil can be sharpened when a pencil rod is held with a hand and the pencil rod is rotated in a reciprocating way. The pencil sharpener has the practical effects of convenience in force applying and enhanced pencil sharpening efficiency.
Description
Technical field
The present invention relates to a kind of pencil sharpener, particularly a kind of application of force that can make is convenient, and effectively promotes the reciprocating type pencil sharpener of pencil planing cutting speed.
Background technology
Pencil is a kind of hand-held tool of writing or painting of being used to; It is as pen core with graphite; And be coated with layer of wood in the pen core outside; Since pencil have simple in structure, sturdy and durable and person's handwriting easily by advantages such as wipings, so even if be flooded with miscellaneous money (as: propelling pencil, ballpoint pen and pen or the like) on the market, pencil still receives preferring to use of many people.
Pencil must be planed to layer of wood before use or after using a period of time, makes pen core be exposed to the outside; A kind of pencil sharpener is arranged in the prior art, and its primary structure has and is provided with the tool rest that is interconnected in a bits collecting box and this bits collecting box, and this tool rest runs through and is provided with a jack; The opening of this jack is positioned at the bits collecting box surface, and the adjacent jack of tool rest one side place is provided with a blade, when the user cuts; Hold bits collecting box with one; Another held pencil also inserts the jack of tool rest, and rotating penholder makes layer of wood and pen core planed by blade, to reach the effect that pen core is fined away.
Yet above-mentioned pencil sharpener has following shortcoming when reality is used: owing to penholder only can could be planed by blade towards one-directional rotation, and the rotating angle of wrist is limited; When the held penholder and after turning to certain angle, must loose one's grip grips the location penholder more again, above-mentioned repeatedly action; Just can obtain required pen core length; So, grip again the change that causes force application location each time, so the operational smoothness of influence; And can reduce the speed of planing pencil, remain to be improved in fact.
Summary of the invention
Because the shortcoming of aforementioned prior art; Goal of the invention of the present invention is to provide a kind of reciprocating type pencil sharpener, through being provided with ratchet device between cutter and the lid, makes hand when cutting, can keep gripping the state of penholder; Do not need to hold repeatedly and put the rotation planing, and then help lifting to cut an efficient.
For reaching aforesaid goal of the invention, the reciprocating type pencil sharpener that the present invention designed, it includes: a lid; One cutter, this cutter have a tool rest and and are fixed in the blade on this tool rest; And the ratchet device of a unidirectional rotary manipulation, be arranged between this tool rest and this lid, with limit this cutter relatively this lid be and forward stop and backwards rotation.
Described reciprocating type pencil sharpener, wherein, this ratchet device includes the rotation section that is arranged on this cutter, and the detent that is arranged on this lid, and this detent correspondence is located around being positioned at this rotation section.
Described reciprocating type pencil sharpener, wherein, this rotation section is a ratchet, its outer rim is formed with a plurality of ratchets toward the outer side; And
This detent is a ratchet in, and the ratchet of this rotation section can be engaged in the tooth portion of the interior ratchet of this detent.
Described reciprocating type pencil sharpener, wherein, this rotation section is a ratchet; And this detent is a ratchet, and its inner rim is formed with a plurality of ratchets towards the inboard, and this ratchet can be engaged in the tooth portion of the ratchet of this rotation section.
Described reciprocating type pencil sharpener, wherein, this rotation section is a ring body; And this detent is ratchet in, between the outside wall surface of each tooth portion of the interior ratchet of this detent and this rotation section, is equipped with at least one rolling member, and this rolling member contacts with the tooth portion of the interior ratchet of this detent and the outside wall surface of this rotation section.
Described reciprocating type pencil sharpener, wherein, this rotation section is a ratchet; And this detent is a ring body, is equipped with at least one rolling member between each the tooth portion of the ratchet of this rotation section and the internal face of this detent, and this rolling member contacts with the tooth portion of the ratchet of this rotation section and the internal face of this detent.
Described reciprocating type pencil sharpener, wherein, this lid is formed with a perforation; This cutter end face projection at interval has a plurality of supporting plates, and each supporting plate top is formed with a fixture block toward the outer side, and this cutter runs through in the perforation that is arranged at this lid with this supporting plate, makes the fixture block of this supporting plate be snapped in the perforation peritreme place of this lid end face.
Described reciprocating type pencil sharpener wherein, further includes a bits collecting box, and this bits collecting box top is an openend, and the bottom is a blind end, and this lid is arranged on this bits collecting box, and this cutter is arranged in this bits collecting box rotationally.
Described reciprocating type pencil sharpener; Wherein, further include an adjusting device, this adjusting device is provided with an adjusting lever and a block; This adjusting lever has a body of rod; This adjusting lever runs through this bits collecting box with its body of rod, and it is inner to make this body of rod be positioned at this bits collecting box, and this block is connected in this body of rod top and can axially movablely runs through the position in this tool rest bottom.
Described reciprocating type pencil sharpener, wherein, the blind end of this bits collecting box bottom runs through and is provided with a through hole, this bits collecting box bottom surface and be positioned at this through hole peripheral region at interval projection a plurality of braces are arranged;
The body of rod bottom projection of the adjusting lever of this adjusting device has a plurality of spacers, and each spacer is formed with external screw thread, and this body of rod runs through in the through hole of this bits collecting box; It is outside to make these a plurality of spacers be positioned at this bits collecting box; And each spacer is between adjacent two braces, and this adjusting device further is provided with a rotation seat, and this rotation seat runs through and is provided with a screw; This rotation seat is sheathed on the outside of these a plurality of spacers and these a plurality of braces, and the screw of this rotation seat combines with the external screw thread of these a plurality of spacers.
Described reciprocating type pencil sharpener, wherein, the internal face of this bits collecting box projection at interval has a plurality of groups of bits fins.
Described reciprocating type pencil sharpener wherein, further includes a locating cover; This locating cover is a hollow cover cap; The center of this locating cover is run through and is provided with a locating hole, and this locating hole peripheral region projection at interval has a plurality of elastic arms, and this locating cover covers at the top of this bits collecting box and this lid.
Described reciprocating type pencil sharpener, wherein, the tube wall adjacent open end place of this bits collecting box is concaved with a plurality of grooves at interval downwards;
This lid outer rim projection toward the outer side is provided with a plurality of wing plates, and this wing plate is corresponding to the groove of this bits collecting box, and this lid is arranged in the groove of this bits collecting box with its wing plate.
Described reciprocating type pencil sharpener, wherein, the internal face of this bits collecting box is formed with class's face adjacent to open end;
This lid is resisted against class's face of this bits collecting box with its outer rim place, bottom surface, and the projection that makes progress of this lid end face has a plurality of projections;
This locating cover bottom is formed with the projection setting that a plurality of grooves supply this lid, and this locating cover and this lid are mutually combined.
Described reciprocating type pencil sharpener wherein, more is provided with a rubber case on this locating cover.
Described reciprocating type pencil sharpener, wherein, this locating cover end face and be positioned at this locating hole peripheral region and be concaved with an annular groove, the bottom surface projection of this rubber case is provided with a bulge loop, and this rubber case is arranged in the annular groove of this locating cover with this bulge loop correspondence.
Described reciprocating type pencil sharpener; Wherein, This rubber case bottom is formed with a spheroid, and the external diameter of this spheroid is not less than the aperture of the locating hole of this locating cover, and this rubber case is with the locating hole of this spheroid through this locating cover; Rubber case is positioned on the locating cover, is formed with an elongated slot in the rubber case top in addition.
Described reciprocating type pencil sharpener, wherein, this lid is formed with a perforation;
This tool base projection at interval has a plurality of supporting plates, and each supporting plate bottom is formed with a fixture block toward the outer side, and this cutter runs through in the perforation that is arranged at this lid with this supporting plate, makes the fixture block of this supporting plate be snapped in the perforation peritreme place of this lid bottom surface.
Described reciprocating type pencil sharpener wherein, is combined with a cover body on this lid, this cutter is placed in formed inner space between this lid and this cover body.
Reciprocating type pencil sharpener provided by the present invention, advantage that can obtain and effect enhancement comprise at least: through being provided with ratchet device between cutter and the lid, cutter can forward be stopped and backwards rotation with respect to lid; Provide the user forward during rotating penholder,, the layer of wood of pencil and pen core can be planed by blade because cutter can't rotate with respect to lid with wrist; And the backwards rotation penholder because tip of the brushstyle of a writing or painting portion presses on the wall surface of the hole of the jack of cutter, can and turn round cutter by drive with respect to lid; And wrist can return to position originally; So, back and forth rotating penholder just is able to carry out the planing of pencil, and when cutting; Hand can keep gripping penholder and need not change force application location, and then provides application of force convenience and promote the use effect of cutting an efficient.
Description of drawings
Fig. 1 is the stereo appearance figure of first embodiment of the invention;
Fig. 2 is the exploded view of first embodiment of the invention;
Fig. 3 is the side cutaway view of first embodiment of the invention;
Fig. 4 is the user mode figure of first embodiment of the invention;
Fig. 5 is the last pseudosection of first embodiment of the invention;
Fig. 6 is the last pseudosection of second embodiment of the invention;
Fig. 7 is the stereo appearance figure of third embodiment of the invention;
Fig. 8 is the exploded view of third embodiment of the invention;
Fig. 9 is the side cutaway view of third embodiment of the invention;
Figure 10 is the last pseudosection of third embodiment of the invention;
Figure 11 is the last pseudosection of fourth embodiment of the invention;
Figure 12 is the stereo appearance figure of fifth embodiment of the invention;
Figure 13 is the side cutaway view of fifth embodiment of the invention;
Figure 14 is the subelement exploded view of fifth embodiment of the invention;
Figure 15 is the stereo appearance figure of sixth embodiment of the invention;
Figure 16 is the side cutaway view of sixth embodiment of the invention;
Figure 17 is the stereo appearance figure of seventh embodiment of the invention;
Figure 18 is the exploded view of seventh embodiment of the invention;
Figure 19 is the side cutaway view of seventh embodiment of the invention;
Figure 20 is the 20-20 profile of Figure 19.
The specific embodiment
See also shown in Fig. 1 to 3, reciprocating type pencil sharpener of the present invention, it includes a bits collecting box 10, a cutter 20, a lid 30 and a locating cover 40.
This bits collecting box 10 can be a hollow round tube body; Its top is an openend; The bottom is a blind end, and the tube wall adjacent open end place of bits collecting box 10 is concaved with a plurality of grooves 11 at interval downwards, and the internal face of bits collecting box 10 projection at interval has a plurality of towards inboard and be the axial bits fin 12 of dialling.
This lid 30 is a ring body, and it is arranged on the bits collecting box 10, and the centre of this lid 30 is formed with a perforation 31, and lid 30 outer rims projection toward the outer side are provided with a plurality of wing plates 32, and this wing plate 32 is corresponding to the groove 11 of bits collecting box 10.
This cutter 20 can be planing tool, and it mainly has a pedestal 21, a tool rest 22 and a blade 23.This pedestal 21 has the disk body 211 of a circle; These disk body 211 centers are run through and are provided with a perforation 212; Disk body 211 end faces and be positioned at these perforation 212 peripheral regions at interval upwards projection a plurality of supporting plates 213 are arranged; Each supporting plate 213 has elasticity and is formed with a fixture block 214 toward the outer side in its top, and so, this cutter 20 runs through in the perforation 31 that is arranged at this lid 30 with supporting plate 213; Make the fixture block 214 of supporting plate 213 be snapped in the perforation 31 peritreme places of lid 30 end faces, disk body 211 bottom surfaces are connected with an assembling frame 216; This tool rest 22 runs through the jack 221 that is provided with a taper; And a side of this jack 221 is open shape; This tool rest 22 is arranged in the assembling frame 216 of pedestal 21; Make the perforation 212 of the jack 221 of tool rest 22 corresponding to pedestal 21, this blade 23 is arranged at tool rest 22 1 sides, and the blade 231 of blade 23 is positioned at jack 221 and is open shape place.
Between this tool rest 22 and this lid 30, being provided with one can limit these cutter 20 relative lids 30 and be the ratchet device that forward stops with the unidirectional rotary manipulation of backwards rotation; This ratchet device can include one and be arranged at disk body 211 end faces and be positioned at the rotation section 215 of supporting plate 213 peripheral regions; And one be arranged at lid 30 bottom surface peripheral regions detent 33; Specific embodiment as shown in the figure; Wherein these rotation section 215 designs can be with supporting plate 213 and are two members that separate; And run through in these 215 centers, rotation section and to be provided with a combined hole 2152, this rotation section 215 is sheathed on the outside of supporting plate 213 with this combined hole 2152, and with the formed recess 2153 of hole wall of the combined hole 2152 of rotation section 215 and the set relatively button piece 217 of the disk body 211 end faces location that mutually combines.
These detent 33 correspondences are located around being positioned at rotation section 215; Make cutter 20 carry out one-directional rotation with respect to lid 30; When cutter 20 desired with respect to lid 30 that forward (shown in Fig. 5 solid arrow) rotates, detent 33 can fasten each other and can't rotate with rotation section 215, during reverse (shown in Fig. 5 dotted arrow) rotary cutter 20; Detent 33 can break away from the state that fastens each other with rotation section 215; Make cutter 20 carry out backwards rotation smoothly, and this lid 30 is arranged in the groove 11 of bits collecting box 10 with its wing plate 32 correspondences, makes cutter 20 be positioned at bits collecting box 10 with respect to lid 30; And cooperatively interacting of the detent 33 of the rotation section through cutter 20 215 and lid 30 can make cutter 20 be with respect to lid 30 and bits collecting box 10 and forward stop and reverse rotatable state.
This locating cover 40 is a hollow cover cap; Its center is run through and is provided with a locating hole 41; These locating hole 41 peripheral regions projection downwards at interval have a plurality of elastic arms 42; This locating cover 40 is in the engagement groove of bottom face formation inner concavity, and this engagement groove covers at the openend of bits collecting box 10 and is positioned at lid 30 tops, and the locating hole 41 of locating cover 40 is corresponding to the perforation 31 of lid 30.
Please cooperate referring to shown in Figure 4, during user's desire cutting pencil, hold bits collecting box 10 with one; Another held pencil 70 is through behind the locating hole 41 of locating cover 40, insert cutter 20 tool rest 22 jack 221 and contact with the blade 231 of blade 23, with hand forward during rotating penholder; Through the ratchet device setting; This cutter 20 can't forward rotate with respect to bits collecting box 10, thus the layer of wood of pencil 70 can be planed by blade 23, treat that wrist turns to certain angle after; With the backwards rotation penholder; Because pencil 70 ends press on the wall surface of the hole of the jack 221 of cutter 20, make cutter 20 meetings by drive and with respect to bits collecting box 10 backwards rotation, and wrist can return to position originally.Aforesaid refer to forward that pencil 70 inserts in the jack 221 of tool rest 22 of cutters 20 and towards the blade 231 of blade 23 with direction with respect to lid 30; Can make cutter 20 relative lids 30 be halted state this moment; And reverse finger pencil 70 inserts in the jack 221 of tool rest 22 of cutters 20 and away from the direction of blade 231 to rotate with respect to lid 30 of blade 23; This moment, pencil 70 can drive cutter 20 relative lids 30 rotations; And the present invention not limit the direction of ratchet device control cutter 20 cutting pencils 70 be clockwise or counterclockwise, so, back and forth rotating penholder just is able to carry out the planing of pencil 70; And hand can keep gripping penholder and need not change force application location, and then provides application of force convenience and promote the use effect of cutting an efficient.
When the blade 23 of cutter 20 produces wearing and tearing because of long-term use, can cutter 20 be separated and change, so do not need whole pencil sharpener is abandoned replacing, can regain good planing effect, to reach the purpose that reduces the wasting of resources.
The present invention can not have bits collecting box of setting 10 and locating cover 40 in addition; Only cooperatively interact and also still can go on well with cutter 20, ratchet device and lid 30; During use; With a held lid 30, another held pencil 70 inserts the jack 221 of the tool rest 22 of cutter 20, and back and forth rotating penholder just is able to pencil 70 is planed.
Please cooperate again referring to shown in Figure 5, be first embodiment of the invention, wherein:
This rotation section 215 is a ratchet; Its outer rim is formed with a plurality of rubber-like ratchets 2151 toward the outer side; This rotation section 215 can be designed to other two member as previously mentioned with pedestal 21; Maybe this rotation section 215 is directly molded on disk body 211 end faces of pedestal 21 and is solid memder, and make ratchet 2151 and disk body 211 an end faces distance at interval.
This detent 33 for be formed at lid 30 bottom surface peripheral regions and with respect to ratchet 2151 positions one in ratchet, and the tooth portion 331 of the engageable interior ratchet in detent 33 of the ratchet of rotation section 215 2151.
When first embodiment of the invention is used; (shown in Fig. 5 solid arrow) rotating penholder forward, pen and then promote cutter and produce the forward application of force, then the ratchet 2151 of rotation section 215 is sticked in the tooth portion 331 of detent 33; Cutter 20 can't forward be rotated with respect to bits collecting box 10; And reverse (shown in Fig. 5 dotted arrow) rotating penholder, then the ratchet 2151 of rotation section 215 breaks away from and crosses the tooth portion 331 in detent 33, makes the cutter 20 can be with respect to bits collecting box 10 backwards rotation; Thus, reciprocal rotating penholder is to reach the purpose of cutting pen.
See also shown in Figure 6ly, be second embodiment of the invention, itself and the first embodiment difference are:
This rotation section 215A is a ratchet.
This detent 33A is a ratchet; Its inner rim is formed with a plurality of rubber-like ratchet 331A towards the inboard; This detent 33A and lid 30A can be other two member; Or this detent 33A can be directly molded on lid 30A bottom surface, and makes a ratchet 331A and lid 30A bottom surface distance at interval, and ratchet 331A engageable in the rotation section 2151A of tooth portion of the ratchet of 215A.
When second embodiment of the invention is used; (shown in Fig. 6 solid arrow) rotating penholder forward; Then the 2151A of tooth portion of rotation section 215A is sticked in the ratchet 331A of detent 33A, and cutter 20A can't forward be rotated with respect to bits collecting box 10A, and reverse (shown in Fig. 6 dotted arrow) rotating penholder; Then the 2151A of tooth portion of rotation section 215A breaks away from and crosses the ratchet 331A in detent 33A; Make the cutter 20A can be with respect to bits collecting box 10A backwards rotation, thus, back and forth rotating penholder be to reach the purpose of cutting pencil.
The rotation section 215 of the present invention first and two embodiment, 215A and detent 33,33A are the collocation of ratchet and ratchet; Forward during rotating penholder, the tooth portion of ratchet engages with the ratchet of ratchet each other, and rotation section 215,215A can't be rotated with respect to detent 33,33A; During the backwards rotation penholder; The tooth portion of ratchet and the ratchet of ratchet break away from each other, and rotation section 215,215A can be rotated with respect to detent 33,33A, and when the backwards rotation penholder; Can produce the feedback sound and vibrations, reach rotating effect really with the prompting user.
See also shown in Fig. 7 to 10, be third embodiment of the invention, wherein:
This rotation section 215B is a ring body.
This detent 33B be formed at lid 30B bottom surface peripheral region and with respect to 215B position, rotation section one in ratchet; Be formed with a slit respectively between each 331B of tooth portion of the interior ratchet of detent 33B and the outside wall surface of rotation section 215B; Be equipped with at least one rolling member 2151B in these a plurality of slits; Preferred embodiment is equipped with a rolling member 2151B respectively in each slit, this rolling member 2151B contacts with the 331B of tooth portion of the interior ratchet of detent 33B and the outside wall surface of rotation section 215B; This rolling member 2151B can be the cylinder shown in the figure, also can be ball.
When third embodiment of the invention is used; (shown in Figure 10 solid arrow) rotating penholder forward, then rolling member 2151B is urged in the slit between the 331B of tooth portion of outside wall surface and detent 33B of rotation section 215B and pushes against card and end, and cutter 20B can't forward be rotated with respect to bits collecting box 10B; And reverse (shown in Figure 10 dotted arrow) rotating penholder; Then rolling member 2151B breaks away from the state that card ends, and the rotatable 331B of tooth portion one side that is resisted against detent 33B, makes the cutter 20B can be with respect to bits collecting box 10B backwards rotation; Thus, reciprocal rotating penholder is to reach the purpose of cutting pen.
See also shown in Fig. 7 to 9; The present invention further includes an adjusting device 50B; And the blind end centre in this bits collecting box 10B bottom runs through and is provided with a through hole 13B, bits collecting box 10B bottom surface and be positioned at this through hole 13B peripheral region at interval projection downwards the brace 14B of a plurality of arcs is arranged.
This adjusting device 50B is provided with an adjusting lever 51B, a block 52B, a rotation seat 53B and a cock body 54B.This adjusting lever 51B has a body of rod 511B; This body of rod 511B bottom projection has the spacer 512B of a plurality of arcs; Each spacer 512B is formed with external screw thread 513B, and this adjusting lever 51B runs through among the through hole 13B of bits collecting box 10B with its body of rod 511B, and it is inner to make body of rod 511B be positioned at bits collecting box 10B; It is outside that spacer 512B is positioned at bits collecting box 10B, and each spacer 512B is between adjacent two brace 14B, and this block 52B is connected in body of rod 511B top and can axially movablely runs through the jack 221B bottom of position at tool rest 22B; This rotation seat 53B centre runs through and is provided with a screw 531B, and this rotation seat 53B is sheathed on the outside of spacer 512B and brace 14B, and the screw 531B of rotation seat 53B combines with the external screw thread 513B of spacer 512B; This cock body 54B is arranged at the screw 531B bottom of rotation seat 53B and mutually combines with brace 14B.
This adjusting device 50B is used to adjust pen core can present different sharpnesses, and rotated seat 53B can drive adjusting lever 51B, and since each spacer 512B of adjusting lever 51B between adjacent two brace 14B; Thereby restriction adjusting lever 51B only can move axially, and changes block 52B in the axial location of the jack 221B bottom of tool rest 22B, during the cutting pencil; Pen core can support to bump to block 52B can't proceed cutting again, and when jack 221B was goed deep in the position of adjustment block 52B, the part that pen core can be planed was less; So can obtain more blunt pen core; The position of adjustment block 52B is during away from jack 221B, and the part that pen core can be planed is more, so can obtain sharp pen core; Can cooperate difference with a demand thus, and preferable nib effect is provided.
See also shown in Figure 11ly, be fourth embodiment of the invention, itself and the 3rd embodiment difference are:
This rotation section 215C is a ratchet.
This detent 33C is formed at lid 30C bottom surface peripheral region and with respect to a ring body of 215C position, rotation section; Between the internal face of each 2150C of tooth portion of the ratchet of rotation section 215C and detent 33C, be formed with a slit respectively; Be equipped with at least one rolling member 2151C in these a plurality of slits; Preferred embodiment is equipped with a rolling member 2151C respectively in each slit, this rolling member 2151C contacts with the 2150C of tooth portion of the ratchet of rotation section 215C and the internal face of detent 33C.
When fourth embodiment of the invention is used; (shown in Figure 11 solid arrow) rotating penholder forward, then rolling member 2151C is urged in the slit between the internal face of the 2150C of tooth portion and detent 33C of rotation section 215C and pushes against card and end, and cutter 20C can't forward be rotated with respect to bits collecting box 10C; And reverse (shown in Figure 11 dotted arrow) rotating penholder; Then rolling member 2151C breaks away from the state that card ends, and passed by the 2150C of tooth portion of rotation section 215C and can roll, and makes the cutter 20C can be with respect to bits collecting box 10C backwards rotation; Thus, reciprocal rotating penholder is to reach the purpose of cutting pencil.
Between the rotation section 215B of the present invention the 3rd and four embodiment, 215C and detent 33B, the 33C for utilizing rolling member 2151B, 2151C as media; Forward during rotating penholder, rolling member 2151B, 2151C can fasten in the slit between rotation section 215B, 215C and detent 33B, 33C, and rotation section 215B, 215C can't be rotated with respect to detent 33B, 33C; During the backwards rotation penholder; Rolling member 2151B, 2151C break away from the state that fastens, and rotation section 215B, 215C can be rotated with respect to detent 33B, 33C, and when the backwards rotation penholder; Can not produce the sound and vibrations, using provides quiet rotating effect.
See also shown in Figure 12 to 14, be fifth embodiment of the invention, itself and previous embodiment difference are:
The internal face of this bits collecting box 10D is formed with a face 11D of class (shown in figure 13) adjacent to open end.
This lid 30D is resisted against the face 11D of class of bits collecting box 10D with its outer rim place, bottom surface, again lid 30D end face and be positioned at perforation 31D peripheral region at interval upwards projection a plurality of projection 32D are arranged.
This locating cover 40D bottom is formed with a plurality of groove 43D and can supplies the projection 32D of lid 30D to be provided with; Locating cover 40D and lid 30D are mutually combined; Thus, desire to topple over the pen bits among the bits collecting box 10D and when locating cover 40D is detached in bits collecting box 10D, can make lid 30D be located away from bits collecting box 10D together with locating cover 40D in the lump; So can locating cover 40D be separated with bits collecting box 10D with lid 30D simultaneously once to move, and then reach the convenient effect of bits.
See also shown in Figure 12 to 14; The present invention can be arranged at rubber case 60D on the locating cover 40D; Promptly in locating cover 40D end face and be positioned at locating hole 41D peripheral region and be concaved with an annular groove 44D; Be provided with a bulge loop 61D in rubber case 60D bottom surface projection, this rubber case 60D is arranged among the annular groove 44D of locating cover 40D with this bulge loop 61D correspondence; When desiring to cut; Can rubber case 60D be detached in locating cover 40D and be sheathed on pencil 70 outsides to extend the length that grips of pen; And rubber case 60D inside is provided with plural press strip 62D and can presses on pencil 70 outsides and grip to guarantee that the user is stable; And accomplish when cutting, then can rubber case 60D be installed in locating cover 40D to go up and be convenient to take in together, and then promote the convenience that uses.
See also shown in Figure 15 to 16, be sixth embodiment of the invention, itself and the 5th embodiment difference are:
This rubber case 60E is nipple shape; Its bottom is formed with a spheroid 61E; The external diameter of this spheroid 61E is not less than the aperture of the locating hole 41E of this locating cover 40E; This rubber case 60E is positioned on the locating cover 40E rubber case 60E with the locating hole 41E of this spheroid 61E through this locating cover 40E, is formed with a vertical elongated slot 62E in addition in rubber case 60E top; When cutting, can rubber case 60E be detached in locating cover 40E and be sheathed on pencil 70 outsides with its elongated slot 62E, extend the effect that grips length to reach.
See also shown in Figure 17 to 20, be seventh embodiment of the invention, it includes a lid 30F and a cutter 20F.
This lid 30F centre is formed with a perforation 31F, is combined with a cover body 32F again on the lid 30F, and this cover body 32F centre is formed with a locating hole 321F.
This cutter 20F has a tool rest 22F and and is fixed in the blade 23F on this tool rest 22F.This tool rest 22F runs through the jack 221F that is provided with a taper; Tool rest 22F bottom is formed with a disk body 222F; This disk body 222F runs through the center and is provided with a perforation 223F; This perforation 223F is corresponding to this jack 221F, disk body 222F bottom surface and be positioned at this perforation 223F peripheral region at interval projection downwards a plurality of supporting plate 224F are arranged, each supporting plate 224F has elasticity and is formed with a fixture block 225F in its bottom toward the outer side; So; This cutter 20F runs through among the perforation 31F that is arranged at this lid 30F with supporting plate 224F, makes the fixture block 225F of supporting plate 224F be snapped in the perforation 31F peritreme place of lid 30F bottom surface, and this cutter 20F is placed in formed inner space between lid 30F and the cover body 32F.
Between this tool rest 22F and this lid 30F, being provided with one can limit the relative lid 30F of this cutter 20F and be the ratchet device that forward stops with the unidirectional rotary manipulation of backwards rotation; This ratchet device can include one and be arranged at disk body 222F bottom surface and be positioned at the rotation section 226F of supporting plate 224F peripheral region; And one be arranged at lid 30F end face peripheral region detent 33F; This detent 33F correspondence is located around being positioned at rotation section 226F; Make cutter 20F carry out one-directional rotation with respect to lid 30F; When cutter 20F desired with respect to lid 30F that forward (shown in Figure 20 solid arrow) rotates, detent 33F and rotation section 226F can fasten each other and can't rotate, during reverse (shown in Figure 20 dotted arrow) rotary cutter 20F; Detent 33F and rotation section 226F can break away from the state that fastens each other, make cutter 20F carry out backwards rotation smoothly with respect to lid 30F.
Please cooperate referring to shown in Figure 20 preferred embodiment:
This rotation section 226F is a ratchet; Its outer rim is formed with plural rubber-like ratchet 2261F toward the outer side; This rotation section 226F is directly molded on the disk body 222F bottom surface of tool rest 22F and is solid memder, and makes a ratchet 2261F and disk body 222F bottom surface distance at interval.
This detent 33F be formed at lid 30F end face peripheral region and with respect to ratchet 2261F position one in ratchet, and the 331F of tooth portion of the engageable interior ratchet in detent 33F of the ratchet 2261F of rotation section 226F.
When seventh embodiment of the invention is used, pencil through behind the locating hole 321F of cover body 32F, is inserted the jack 221F of tool rest 22F; (shown in Figure 20 solid arrow) rotating penholder forward; Then the ratchet 2261F of rotation section 226F is sticked in the tooth portion 331 of detent 33F, make cutter 20F relatively lid 30F forward rotate and reverse (shown in Figure 20 dotted arrow) rotating penholder; Then the ratchet 2261F of rotation section 226F breaks away from and crosses the 331F of tooth portion in detent 33F; Make the cutter 20F can be with respect to lid 30F backwards rotation, by this, back and forth rotating penholder be to reach the purpose of cutting pen; Seventh embodiment of the invention does not have the bits collecting box of setting and locating cover, and only cooperatively interacting with lid 30F, ratchet device and cutter 20F also can well operate.
Can know by foregoing; Various modifications and change can be reached under the scope of spirit that does not break away from essence of the present invention and novel concept; And the specific embodiment that the present invention discloses not is in order to restriction the present invention, and this disclosure system comprises all modifications under the category that falls into appended claim.
Claims (35)
1. a reciprocating type pencil sharpener is characterized in that, includes:
One lid;
One cutter, this cutter have a tool rest and and are fixed in the blade on this tool rest; And
The ratchet device of one unidirectional rotary manipulation is arranged between this tool rest and this lid, with limit this cutter relatively this lid be and forward stop and backwards rotation.
2. reciprocating type pencil sharpener as claimed in claim 1 is characterized in that, this ratchet device includes the rotation section that is arranged on this cutter, and the detent that is arranged on this lid, and this detent correspondence is located around being positioned at this rotation section.
3. reciprocating type pencil sharpener as claimed in claim 2 is characterized in that:
This rotation section is a ratchet, and its outer rim is formed with a plurality of ratchets toward the outer side; And
This detent is a ratchet in, and the ratchet of this rotation section can be engaged in the tooth portion of the interior ratchet of this detent.
4. reciprocating type pencil sharpener as claimed in claim 2 is characterized in that:
This rotation section is a ratchet; And
This detent is a ratchet, and its inner rim is formed with a plurality of ratchets towards the inboard, and this ratchet can be engaged in the tooth portion of the ratchet of this rotation section.
5. reciprocating type pencil sharpener as claimed in claim 2 is characterized in that:
This rotation section is a ring body; And
This detent is a ratchet in, between the outside wall surface of each tooth portion of the interior ratchet of this detent and this rotation section, is equipped with at least one rolling member, and this rolling member contacts with the tooth portion of the interior ratchet of this detent and the outside wall surface of this rotation section.
6. reciprocating type pencil sharpener as claimed in claim 2 is characterized in that:
This rotation section is a ratchet; And
This detent is a ring body, is equipped with at least one rolling member between each the tooth portion of the ratchet of this rotation section and the internal face of this detent, and this rolling member contacts with the tooth portion of the ratchet of this rotation section and the internal face of this detent.
7. like each described reciprocating type pencil sharpener in the claim 1 to 6, it is characterized in that:
This lid is formed with a perforation;
This cutter end face projection at interval has a plurality of supporting plates, and each supporting plate top is formed with a fixture block toward the outer side, and this cutter runs through in the perforation that is arranged at this lid with this supporting plate, makes the fixture block of this supporting plate be snapped in the perforation peritreme place of this lid end face.
8. like each described reciprocating type pencil sharpener in the claim 1 to 6, it is characterized in that, further include a bits collecting box; This bits collecting box top is an openend; The bottom is a blind end, and this lid is arranged on this bits collecting box, and this cutter is arranged in this bits collecting box rotationally.
9. reciprocating type pencil sharpener as claimed in claim 7 is characterized in that, further includes a bits collecting box, and this bits collecting box top is an openend, and the bottom is a blind end, and this lid is arranged on this bits collecting box, and this cutter is arranged in this bits collecting box rotationally.
10. reciprocating type pencil sharpener as claimed in claim 8; It is characterized in that, further include an adjusting device, this adjusting device is provided with an adjusting lever and a block; This adjusting lever has a body of rod; This adjusting lever runs through this bits collecting box with its body of rod, and it is inner to make this body of rod be positioned at this bits collecting box, and this block is connected in this body of rod top and can axially movablely runs through the position in this tool rest bottom.
11. reciprocating type pencil sharpener as claimed in claim 10 is characterized in that:
The blind end of this bits collecting box bottom runs through and is provided with a through hole, this bits collecting box bottom surface and be positioned at this through hole peripheral region at interval projection a plurality of braces are arranged;
The body of rod bottom projection of the adjusting lever of this adjusting device has a plurality of spacers, and each spacer is formed with external screw thread, and this body of rod runs through in the through hole of this bits collecting box; It is outside to make these a plurality of spacers be positioned at this bits collecting box; And each spacer is between adjacent two braces, and this adjusting device further is provided with a rotation seat, and this rotation seat runs through and is provided with a screw; This rotation seat is sheathed on the outside of these a plurality of spacers and these a plurality of braces, and the screw of this rotation seat combines with the external screw thread of these a plurality of spacers.
12. reciprocating type pencil sharpener as claimed in claim 8 is characterized in that, the internal face of this bits collecting box projection at interval has a plurality of groups of bits fins.
13. reciprocating type pencil sharpener as claimed in claim 10 is characterized in that, the internal face of this bits collecting box projection at interval has a plurality of groups of bits fins.
14. reciprocating type pencil sharpener as claimed in claim 11 is characterized in that, the internal face of this bits collecting box projection at interval has a plurality of groups of bits fins.
15. reciprocating type pencil sharpener as claimed in claim 8; It is characterized in that; Further include a locating cover, this locating cover is a hollow cover cap, and the center of this locating cover is run through and is provided with a locating hole; This locating hole peripheral region projection at interval has a plurality of elastic arms, and this locating cover covers at the top of this bits collecting box and this lid.
16. reciprocating type pencil sharpener as claimed in claim 10; It is characterized in that; Further include a locating cover, this locating cover is a hollow cover cap, and the center of this locating cover is run through and is provided with a locating hole; This locating hole peripheral region projection at interval has a plurality of elastic arms, and this locating cover covers at the top of this bits collecting box and this lid.
17. reciprocating type pencil sharpener as claimed in claim 11; It is characterized in that; Further include a locating cover, this locating cover is a hollow cover cap, and the center of this locating cover is run through and is provided with a locating hole; This locating hole peripheral region projection at interval has a plurality of elastic arms, and this locating cover covers at the top of this bits collecting box and this lid.
18. reciprocating type pencil sharpener as claimed in claim 15 is characterized in that:
The tube wall adjacent open end place of this bits collecting box is concaved with a plurality of grooves at interval downwards;
This lid outer rim projection toward the outer side is provided with a plurality of wing plates, and this wing plate is corresponding to the groove of this bits collecting box, and this lid is arranged in the groove of this bits collecting box with its wing plate.
19. reciprocating type pencil sharpener as claimed in claim 16 is characterized in that:
The tube wall adjacent open end place of this bits collecting box is concaved with a plurality of grooves at interval downwards;
This lid outer rim projection toward the outer side is provided with a plurality of wing plates, and this wing plate is corresponding to the groove of this bits collecting box, and this lid is arranged in the groove of this bits collecting box with its wing plate.
20. reciprocating type pencil sharpener as claimed in claim 17 is characterized in that:
The tube wall adjacent open end place of this bits collecting box is concaved with a plurality of grooves at interval downwards;
This lid outer rim projection toward the outer side is provided with a plurality of wing plates, and this wing plate is corresponding to the groove of this bits collecting box, and this lid is arranged in the groove of this bits collecting box with its wing plate.
21. reciprocating type pencil sharpener as claimed in claim 15 is characterized in that:
The internal face of this bits collecting box is formed with class's face adjacent to open end;
This lid is resisted against class's face of this bits collecting box with its outer rim place, bottom surface, and the projection that makes progress of this lid end face has a plurality of projections;
This locating cover bottom is formed with the projection setting that a plurality of grooves supply this lid, and this locating cover and this lid are mutually combined.
22. reciprocating type pencil sharpener as claimed in claim 16 is characterized in that:
The internal face of this bits collecting box is formed with class's face adjacent to open end;
This lid is resisted against class's face of this bits collecting box with its outer rim place, bottom surface, and the projection that makes progress of this lid end face has a plurality of projections;
This locating cover bottom is formed with the projection setting that a plurality of grooves supply this lid, and this locating cover and this lid are mutually combined.
23. reciprocating type pencil sharpener as claimed in claim 17 is characterized in that:
The internal face of this bits collecting box is formed with class's face adjacent to open end;
This lid is resisted against class's face of this bits collecting box with its outer rim place, bottom surface, and the projection that makes progress of lid end face has a plurality of projections again;
This locating cover bottom is formed with the projection setting that a plurality of grooves supply this lid, and this locating cover and this lid are mutually combined.
24. reciprocating type pencil sharpener as claimed in claim 15 is characterized in that, more is provided with a rubber case on this locating cover.
25. reciprocating type pencil sharpener as claimed in claim 16 is characterized in that, more is provided with a rubber case on this locating cover.
26. reciprocating type pencil sharpener as claimed in claim 17 is characterized in that, more is provided with a rubber case on this locating cover.
27. reciprocating type pencil sharpener as claimed in claim 24; It is characterized in that; This locating cover end face and be positioned at this locating hole peripheral region and be concaved with an annular groove, the bottom surface projection of this rubber case is provided with a bulge loop, and this rubber case is arranged in the annular groove of this locating cover with this bulge loop correspondence.
28. reciprocating type pencil sharpener as claimed in claim 25; It is characterized in that; This locating cover end face and be positioned at this locating hole peripheral region and be concaved with an annular groove, the bottom surface projection of this rubber case is provided with a bulge loop, and this rubber case is arranged in the annular groove of this locating cover with this bulge loop correspondence.
29. reciprocating type pencil sharpener as claimed in claim 26; It is characterized in that; This locating cover end face and be positioned at this locating hole peripheral region and be concaved with an annular groove, the bottom surface projection of this rubber case is provided with a bulge loop, and this rubber case is arranged in the annular groove of this locating cover with this bulge loop correspondence.
30. reciprocating type pencil sharpener as claimed in claim 24; It is characterized in that; This rubber case bottom is formed with a spheroid, and the external diameter of this spheroid is not less than the aperture of the locating hole of this locating cover, and this rubber case is with the locating hole of this spheroid through this locating cover; Rubber case is positioned on the locating cover, is formed with an elongated slot in the rubber case top in addition.
31. reciprocating type pencil sharpener as claimed in claim 25; It is characterized in that; This rubber case bottom is formed with a spheroid, and the external diameter of this spheroid is not less than the aperture of the locating hole of this locating cover, and this rubber case is with the locating hole of this spheroid through this locating cover; Rubber case is positioned on the locating cover, is formed with an elongated slot in the rubber case top in addition.
32. reciprocating type pencil sharpener as claimed in claim 26; It is characterized in that; This rubber case bottom is formed with a spheroid, and the external diameter of this spheroid is not less than the aperture of the locating hole of this locating cover, and this rubber case is with the locating hole of this spheroid through this locating cover; Rubber case is positioned on the locating cover, is formed with an elongated slot in the rubber case top in addition.
33., it is characterized in that like each described reciprocating type pencil sharpener in the claim 1 to 6:
This lid is formed with a perforation;
This tool base projection at interval has a plurality of supporting plates, and each supporting plate bottom is formed with a fixture block toward the outer side, and this cutter runs through in the perforation that is arranged at this lid with this supporting plate, makes the fixture block of this supporting plate be snapped in the perforation peritreme place of this lid bottom surface.
34., it is characterized in that be combined with a cover body on this lid, this cutter is placed in formed inner space between this lid and this cover body like each described reciprocating type pencil sharpener in the claim 1 to 6.
35. reciprocating type pencil sharpener as claimed in claim 33 is characterized in that, is combined with a cover body on this lid, this cutter is placed in formed inner space between this lid and this cover body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110038120.7A CN102632751B (en) | 2011-02-15 | 2011-02-15 | Reciprocating-type pencil sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110038120.7A CN102632751B (en) | 2011-02-15 | 2011-02-15 | Reciprocating-type pencil sharpener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102632751A true CN102632751A (en) | 2012-08-15 |
| CN102632751B CN102632751B (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110038120.7A Active CN102632751B (en) | 2011-02-15 | 2011-02-15 | Reciprocating-type pencil sharpener |
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| CN (1) | CN102632751B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963192A (en) * | 2012-11-09 | 2013-03-13 | 顺德工业(江苏)有限公司 | Anti-reversing mechanism in pencil sharpener |
| CN102963189A (en) * | 2012-11-09 | 2013-03-13 | 顺德工业(江苏)有限公司 | Pencil sharpening machine |
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| GB2289445A (en) * | 1994-05-11 | 1995-11-22 | Ku Heng Chun | Spring-driven pencil sharpener |
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| CN101786396A (en) * | 2009-01-23 | 2010-07-28 | 顺德工业股份有限公司 | Electric pencil sharpener capable of exchanging cutter |
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| GB2035910A (en) * | 1978-11-22 | 1980-06-25 | Faber Castell A W | Pencil sharpener |
| GB2205788A (en) * | 1987-06-19 | 1988-12-21 | Sven Wisting | A pencil sharpener |
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| Publication number | Publication date |
|---|---|
| CN102632751B (en) | 2015-01-21 |
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