CN105946396A - Rotary telescopic automatic lead-sharpening pencil - Google Patents
Rotary telescopic automatic lead-sharpening pencil Download PDFInfo
- Publication number
- CN105946396A CN105946396A CN201610402136.4A CN201610402136A CN105946396A CN 105946396 A CN105946396 A CN 105946396A CN 201610402136 A CN201610402136 A CN 201610402136A CN 105946396 A CN105946396 A CN 105946396A
- Authority
- CN
- China
- Prior art keywords
- lead
- pencil
- penholder
- retractable pencil
- rotary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/16—Writing-core feeding mechanisms with stepwise feed of writing-cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/22—Writing-cores gripping means, e.g. chucks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
- B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
- B43K24/06—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by turning means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K29/00—Combinations of writing implements with other articles
- B43K29/06—Combinations of writing implements with other articles with sharpening devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L23/00—Sharpeners for pencils or leads
- B43L23/004—Sharpeners for pencils or leads with radial cutting blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L23/00—Sharpeners for pencils or leads
- B43L23/06—Sharpeners for pencils or leads in which the pencils or leads are sharpened by only axial movement against cutting blades
Abstract
The invention provides a rotary telescopic automatic lead-sharpening pencil. The rotary telescopic automatic lead-sharpening pencil at least comprises a rotating assembly, a pencil lead clamping assembly and a pencil point cap, wherein the rotating assembly, the pencil lead clamping assembly and the pencil point cap are connected in sequence from top to bottom. A lead sharpening assembly is arranged in the pencil point cap. The lead sharpening assembly comprises a lead sharpener and a propelling sleeve. The lead sharpener is sleeved with the propelling sleeve, and the propelling sleeve is in clearance fit with the lead sharpener. The lead sharpener is composed of a flange fixing disc and two lead sharpening blades. The flange fixing disc is fixed in a fixing groove formed in the inner surface of the pencil point cap. Each lead sharpening blade is composed of a connecting section, a blade section and an arc-surface protruding part, wherein the blade section is a semi-conic pipe piece, a blade is located on the linear side edge of the semi-conic pipe piece, and the protruding part is located on the outer surface of the small end of the blade. The propelling sleeve is arranged on the blade sections of the two lead sharpening blades in a sleeving mode and located above the arc-surface protruding parts. The inner surface of the lower end of the propelling sleeve is in arc transition with the lower end face of a straight cylinder. According to the rotary telescopic automatic lead-sharpening pencil, the rotational movement of pencil lead is converted into feeding and cutting of the pencil lead, using is more convenient in the use process, and the efficiency is higher.
Description
Technical field
The present invention relates to a kind of propelling pencil, be specifically related to a kind of rotary and telescopic automatic sharpening lead pencil, belong to stationery technology
Field.
Background technology
Existing propelling pencil can be divided into rotary and pressing type, and wherein rotary structure is complicated, during replacing lead for retractable pencil the most extremely
Inconvenience.The afterbody of part pressing type propelling pencil is although with simply turning core device, but its small volume is easily lost, and
Need when turning lead for retractable pencil to take out from afterbody, cumbersome, and the lead for retractable pencil head produced is the shortest and sharp not, it is impossible to reach common
The effect of pencil sharpener.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, and a kind of rotary and telescopic automatic sharpening lead pencil, knot are provided
Close the rotary extension of lead for retractable pencil, it is possible to make lead for retractable pencil pass in and out easily, can realize cutting lead during being rotationally advancing simultaneously
Effect.
Realizing the technical scheme that the object of the invention used is, a kind of rotary and telescopic automatic sharpening lead pencil, at least include from
The rotary components that is linked in sequence down, lead for retractable pencil clamp assemblies and nib lid, be provided with in nib lid and cut lead component, described in cut
Lead component includes cutting plumbery and propelling sleeve, propelling sleeve be placed on cut on plumbery and with cut plumbery matched in clearance, cut plumbery
Being provided with the flange fixed disk in lead for retractable pencil hole by center and be connected with flange fixed disk two cut knib sheet and constitute, flange is fixed
Dish is fixed on nib interior surface in the fixing groove offered, described in cut knib sheet protruding by linkage section, blade section and cambered surface
Portion is constituted, and cuts knib sheet for two and is symmetrically distributed in the outside in lead for retractable pencil hole and its linkage section and is connected with flange fixed disk, described
Blade section is half-cone section of jurisdiction, and blade is positioned on the straight line side of half-cone section of jurisdiction, and boss is in the little head end of blade section
On outer surface, propelling sleeve is placed in two blade section cutting knib sheet and is positioned at above cambered surface lobe, described propelling
Sleeve includes straight tube and slide block, and slide block is positioned on the outer surface of straight tube upper end, the inner surface of straight tube lower end and the lower end of straight tube
Face arc transition, described nib covers and offers the slideway matched with slide block vertically, and slide block is positioned in slideway.
Described slideway is L-shaped or spiral line type diagonally downward.
Described rotary components includes that tail turns penholder, rotates twin shaft and placket, and rotation twin shaft is positioned at tail and turns in penholder, rotates double
The upper end of axle and tail turn that penholder is connected, lower end is connected with placket.
Tail turns penholder, rotation twin shaft and placket and is fixed with one.
Described lead for retractable pencil clamp assemblies determines penholder, lead for retractable pencil grip block, spring, clamping urceolus and cored inner core before including, front fixed
The top of penholder is positioned at the lower end activity that tail turns in penholder and is slidably connected with lead for retractable pencil grip block, middle part turns penholder with tail and connects
Connecing, threadeds with nib lid in bottom, and in lead for retractable pencil grip block, symmetry offers two axial passages, rotates two of twin shaft
Axle lay respectively in two axial passages and with axial passage matched in clearance, the top of cored inner core and lead for retractable pencil grip block
Lower surface is connected, bottom offers two symmetrical flutings vertically, spring and clamping urceolus order set from top to bottom
On cored inner core and be respectively positioned on the top of placket, clamping urceolus and cored inner core interference fit, the interior barrel dliameter of placket is little
Outer cylinder diameter in clamping urceolus and the outer cylinder diameter more than cored inner core.
Determining to offer on the inner surface of penholder spiral chute before described, the side of lead for retractable pencil grip block is provided with and spiral chute phase
The spiral slip teeth of coupling, spiral slip teeth is embedded in spiral chute.
Offering spiral chute on the side of described lead for retractable pencil grip block, the front inner surface determining penholder is provided with and spiral chute phase
The spiral slip teeth of coupling, spiral slip teeth is embedded in spiral chute.
Before determine the middle part of penholder and be provided with annular nib, tail turns to offer on the inner surface of penholder lower end and matches with annular nib
Annular groove, annular nib is embedded in annular groove.
Described nib covers and offers hollow hole.
As shown from the above technical solution, the rotary and telescopic automatic sharpening lead pencil that the present invention provides, generally by three part structures
Becoming: rotary components, lead for retractable pencil holder assembly and cut lead component, the effect rotating twin shaft in rotary components is to drive lead for retractable pencil
Grip block thus drive lead for retractable pencil rotary extension to move, and be to push up when changing lead for retractable pencil with rotating the effect of placket that twin shaft is connected
Firmly clamp urceolus, and make cored inner core open with both sides fluting；Closing sleeve in lead for retractable pencil holder assembly is to clamp
There is the cored inner core of the trend of being flared out, and the effect of spring mainly lead for retractable pencil grip block turns penholder the most backward due to tail
During motion, it is provided that make closing sleeve recover the elastic force of clamping action；Cut and on the propelling sleeve in lead component, slide block is set, side
Just finger promotes, and promotes slide block that propelling sleeve can be driven to occur elasticity to become to pen head part motion so that turning core device
Shape, presents the state closed up, and is further continued for rotating tail and turns penholder, thus carries out cutting lead.
Existing propelling pencil nib lid in install and cut lead component, thus lead for retractable pencil is cut, cuts lead component and include
Cut plumbery and propelling sleeve, cut plumbery and be provided with the flange fixed disk and connected with flange fixed disk two in lead for retractable pencil hole by center
Individual knib sheet of cutting is constituted, and flange fixed disk is connected with nib lid, supports two and cuts knib sheet, and cutting lead vane body is half cone
Shape section of jurisdiction shape, cuts knib sheet Guan Bi for two and i.e. constitutes whole conical tube, and propelling sleeve is placed on to be cut on knib sheet, controls two
Cut the closure or openness of knib sheet, cut knib sheet and be made up of linkage section, blade section and cambered surface lobe, cambered surface boss
In cutting the lower end of knib sheet, the lower surface arc transition of the inner surface of the lower end of propelling sleeve and straight tube, when under propelling sleeve
During row, its arc-shaped transitional surface contacts with cambered surface lobe and progressively knib sheet is cut in compression two so that cut knib for two
Sheet closes, and owing to blade is positioned on the straight line side of half-cone section of jurisdiction, now rotates lead for retractable pencil and can carry out cutting lead, by pushing away
The slide block entering sleeve upper end can control the direction of motion of propelling sleeve, and then controls two closure or openness cutting knib sheet,
The hollow hole that the lead for retractable pencil powder of cutting is covered by nib is discharged.
The present invention provide rotary and telescopic automatic sharpening lead pencil, lead for retractable pencil be fed through rotary components and lead for retractable pencil clamp assemblies
Cooperation completes, and rotary components is turned penholder, rotation twin shaft and placket by the tail being fixed with one and forms, and tail turns penholder and lead for retractable pencil
Clamp assemblies front is determined the revolute pair that penholder consists of with annular groove annular nib and is connected, it is achieved relative turn, wherein
Tail turn penholder be tumbler, it is front that to determine penholder be fixture, rotate twin shaft through the lead for retractable pencil grip block of lead for retractable pencil clamp assemblies and
It is slidably connected with lead for retractable pencil grip block so that lead for retractable pencil grip block and whole rotary components common rotation, lead for retractable pencil grip block is fixed with front
Penholder is connected by the revolute pair being made up of with spiral chute spiral slip teeth, and front to determine penholder be fixture transfixion, rotates
During rotary components, lead for retractable pencil grip block is servo-actuated and revolves along rotation twin shaft in the case of spiral slip teeth interacts with spiral chute
Turning rising or rotate decline, rotation twin shaft makes the motion that rises or falls of lead for retractable pencil grip block be tracked movement, improves lead for retractable pencil
The mobile accuracy of grip block；The top of cored inner core is connected with the lower surface of lead for retractable pencil grip block, under lead for retractable pencil grip block rotates
Fall fashionable dress in-core cylinder declines simultaneously, owing to the interior barrel dliameter of placket is less than the outer cylinder diameter of clamping urceolus and more than cored inner core
Outer cylinder diameter, be obstructed motionless, cored inner core of clamping urceolus stretches out through placket, suffered by its lower end from clamping urceolus
Clamping force disappear, the bottom of cored inner core opens at fluting, can carry out entering dress or changing of lead for retractable pencil, owing to lead for retractable pencil presss from both sides
Holding assembly and include spring, lead for retractable pencil grip block rotates when rising, and spring acts on lead for retractable pencil grip block and the folder being positioned at its two ends
On tight urceolus, urceolus clamping is regained and be clamped to cored inner core.
Compared with prior art, the advantage of the rotary and telescopic automatic sharpening lead pencil that the present invention provides is as follows:
(1) internal setting cuts lead component, in conjunction with the rotary extension of lead for retractable pencil, lead for retractable pencil can either be made easily to pass in and out, moreover it is possible to
Enough effects realizing cutting lead during being rotationally advancing, by feeding and cutting two that the convert rotational motion of lead for retractable pencil is lead for retractable pencil
Individual function, cuts lead component, rotary components and three kinds of structures of lead for retractable pencil clamp assemblies and is combined as a whole so that this pencil used
In journey convenient, more efficiently.
(2) what the present invention provided cuts in lead component, the tapered tubular blade of existing pencil sharpener is revised as two symmetries and divides
The structure cutting knib sheet of cloth, cuts knib sheet for two and is respectively 1/2 conical pipe, cut knib sheet for two and have two blades,
Lead component will be cut cut lead efficiency and double, and this split-type structure can coordinate propelling sleeve formed can the structure of folding,
Cut lead component when making to need not cut lead to open, do not interfere with the movement of lead for retractable pencil.
(3) turning penholder and just can stretch easily lead for retractable pencil by rotating tail, lead for retractable pencil holder can by lead for retractable pencil tail end securely
Clamping, when preventing from cutting lead, lead for retractable pencil produces relative rotation with holder.
Accompanying drawing explanation
The structural representation of the rotary and telescopic automatic sharpening lead pencil that Fig. 1 provides for the present invention.
Fig. 2 is the closure state figure of lead for retractable pencil clamp assemblies internal structure.
Fig. 3 is the opening figure of lead for retractable pencil clamp assemblies internal structure.
Fig. 4 is the closure state figure cutting lead component internal structure.
Fig. 5 is the opening figure cutting lead component internal structure.
Fig. 6 is the structural representation cutting plumbery.
Fig. 7 is the structural representation of nib lid.
Fig. 8 is the top view of nib lid.
Wherein, 1-tail turns penholder, 2-lead for retractable pencil grip block, 21-spiral slip teeth, 22-axial passage, determines penholder, 4-before 3-
Nib lid, 41-fixes groove, 42-slideway, 43-hollow hole, 5-spiral chute, and 6-rotates twin shaft, 7-placket, 8-bullet
Spring, 9-clamps urceolus, 10-cored inner core, and 100-slots, and 11-cuts plumbery, 110-lead for retractable pencil hole, 111-flange fixed disk,
112-cuts knib sheet, 1121-linkage section, 1122-blade section, 1123-cambered surface lobe, 113-blade, and 12-advances set
Cylinder, 121-slide block, 122-straight tube, 13-annular groove, 14-annular nib, 15-lead for retractable pencil.
Detailed description of the invention
Illustrating the present invention in detail with embodiment below in conjunction with the accompanying drawings, present disclosure is not limited to following reality
Execute example.
The rotary and telescopic automatic sharpening lead pencil that the present invention provides, its structure is as it is shown in figure 1, include that order connects from top to bottom
Rotary components, lead for retractable pencil clamp assemblies and the nib lid 4 connect, is provided with in nib lid and cuts lead component, as shown in Figure 7 and Figure 8,
Offer the slideway 42 of the L-shaped matched with slide block on nib lid 4 vertically, nib lid 4 offers hollow hole 43；
Described rotary components includes that tail turns penholder 1, rotates twin shaft 6 and placket 7, rotate twin shaft 6 be positioned at tail turn in penholder,
Upper end and tail turn that penholder is connected, lower end is connected with placket, and tail turns penholder 1, rotate twin shaft 6 and placket 7 is fixed with one；
Described lead for retractable pencil clamp assemblies determines penholder 3, lead for retractable pencil grip block 2, spring 8, clamping urceolus 9 and cored inner core before including
10, the front inner surface determining penholder 3 offers spiral chute 5, middle part is provided with annular nib 14, lead for retractable pencil grip block 2
Side is provided with the spiral slip teeth 21 matched with spiral chute, and spiral slip teeth 21 is embedded in spiral chute 5, and tail turns pen
Offering the annular groove 13 matched with annular nib on the inner surface of bar 1 lower end, it is recessed that annular nib 14 is embedded in annular
In groove 13, the front top determining penholder 3 is positioned at tail and turns in penholder 1 and with lead for retractable pencil grip block by spiral slip teeth 21 and spiral shell
The lower end that the sliding pair that rotation chute is constituted connects, middle part turns penholder with tail is consisted of with annular groove 13 annular nib 14
Sliding pair connect, bottom is covered with nib and 4 is threadeded, and sees Fig. 2 and Fig. 3, in lead for retractable pencil grip block, symmetry offers
Article two, axial passage 22, rotate two axles of twin shaft 6 lay respectively in two axial passages 22 and and axial passage between
Gap coordinates, the top of cored inner core 10 and the lower surface of lead for retractable pencil grip block 2 are connected, bottom offer vertically two right
Before claiming the fluting 100 of distribution, spring 8 and clamping urceolus 9 to be sequentially placed on cored inner core 10 and be respectively positioned on from top to bottom
The top of cylinder 7, clamping urceolus and cored inner core interference fit, the interior barrel dliameter of placket 7 is less than the outer cylinder diameter of clamping urceolus 9
And the outer cylinder diameter more than cored inner core 10；
Described lead component of cutting includes cutting plumbery 11 and propelling sleeve 12, propelling sleeve be placed on cut on plumbery and with cut plumbery
Matched in clearance, sees Fig. 4 and Fig. 5, cut plumbery 11 by center be provided with lead for retractable pencil hole 110 flange fixed disk 111 and with
Be connected two cut knib sheet 112 and constitute flange fixed disk, and flange fixed disk 111 is fixed on nib lid 4 inner surfacies to be opened
If fixing groove 41 (as shown in Figure 7) in, see Fig. 6, described in cut knib sheet 112 by linkage section 1121, blade section
1122 and cambered surface lobe 1123 constitute, cut knib sheet for two and be symmetrically distributed in the outside in lead for retractable pencil hole 110 and it connects
Section 1121 is connected with flange fixed disk 111, and described blade section 1122 is half-cone section of jurisdiction, and blade 113 is positioned at half-cone
On the straight line side of section of jurisdiction, lobe 1123 is positioned on the outer surface of the little head end of blade section, and propelling sleeve 12 is placed on two
Cutting in the blade section 1122 of knib sheet 112 and be positioned at above cambered surface lobe 1123, described propelling sleeve 12 includes
Straight tube 122 and slide block 121, slide block 121 is positioned on the outer surface of straight tube upper end, and the inner surface of straight tube 122 lower end is with straight
The lower surface arc transition of cylinder, slide block 121 is positioned in slideway 42.
Be more than the preferred embodiments of the present invention, actually used in, it is possible to spiral chute is opened in the side of lead for retractable pencil grip block
On face, the front inner surface determining penholder is provided with the spiral slip teeth matched with spiral chute, and remaining structure keeps constant, still
Can realize the purpose of the present invention, in like manner, slideway can be selected for spiral line type diagonally downward, and remaining structure keeps constant, this
Place repeats no more.
Seeing Fig. 1 to Fig. 8, the operational approach of the rotary and telescopic automatic sharpening lead pencil that above-described embodiment provides is as follows:
Tail turning penholder 1 and turns clockwise on earth, now the clamping urceolus 9 of lead for retractable pencil grip block 2 withstands on placket 7, by
In the interior barrel dliameter outer cylinder diameter less than clamping urceolus 9 of placket 7 and the outer cylinder diameter more than cored inner core 10, so cored
Inner core 10 may proceed to travel forward, and therefore the spring 8 at middle part can compress, due to the clamping effect without clamping urceolus 9
Really, cored inner core 10 can open along with the opening of both sides, as it is shown on figure 3, again lead for retractable pencil 15 is put in cored from nib mouth
Inner core 10, then tail is turned penholder 1 rotate counterclockwise, the lead core gripper opposite direction motion to nib can be driven, and by bullet
The elastic force of spring 8 makes clamping urceolus 9 move to nib direction, thus clamps lead for retractable pencil 15, as in figure 2 it is shown, continue counterclockwise
Rotation tail turns penholder 1 to lead for retractable pencil head and reaches appropriate length；
When nib write flat needs carry out cutting time, first tail is turned penholder 1 and rotates counterclockwise, stretch into lead for retractable pencil head and turn core device 11
Inside, then the slide block 121 connected on propelling sleeve 12 is slid into nib direction chute 42 bottom of L-shaped, then slide
On the right of the chute 42 of L-shaped, notch locks, during by slide block 121 drive propelling sleeve 12 to nib end motion
Closing up tapered so that turning core device 11, as shown in Figure 4, then rotating clockwise tail and turning penholder 1, when lead for retractable pencil 15 also
Rotate with advance to can be carried out cutting lead with turning when core device 11 contacts；
Cut after lead terminates, slide block 121 slid back to home position along chute 42, now propelling sleeve 12 rearward movement therewith,
The most extruded core device 11 that turns will be returned to open configuration due to its own resilient, as it is shown in figure 5, be further continued for up time
Pin rotates tail and turns penholder 1, makes lead for retractable pencil be retractable to appropriate length outside nib mouth, the most operable.
Claims (9)
1. a rotary and telescopic automatic sharpening lead pencil, at least includes rotary components, the lead for retractable pencil being linked in sequence from top to bottom
Clamp assemblies and nib lid, it is characterised in that: nib lid is provided with and cuts lead component, described in cut lead component include cutting plumbery and
Propelling sleeve, propelling sleeve be placed on cut on plumbery and with cut plumbery matched in clearance, cut plumbery and be provided with lead for retractable pencil hole by center
Flange fixed disk and with flange fixed disk be connected two cut knib sheet constitute, flange fixed disk be fixed on nib lid in table
In the fixing groove offered on face, described in cut knib sheet and be made up of linkage section, blade section and cambered surface lobe, cut knib for two
Sheet is symmetrically distributed in the outside in lead for retractable pencil hole and its linkage section and is connected with flange fixed disk, and described blade section is half-cone pipe
Sheet, blade is positioned on the straight line side of half-cone section of jurisdiction, and boss, on the outer surface of the little head end of blade section, advances set
Jacket casing is in two blade section cutting knib sheet and is positioned at above cambered surface lobe, and described propelling sleeve includes straight tube and cunning
Block, slide block is positioned on the outer surface of straight tube upper end, the inner surface of straight tube lower end and the lower surface arc transition of straight tube, described
Nib covers and offers the slideway matched with slide block vertically, and slide block is positioned in slideway.
Rotary and telescopic automatic sharpening lead pencil the most according to claim 1, it is characterised in that: described slideway is L
Shape or spiral line type diagonally downward.
Rotary and telescopic automatic sharpening lead pencil the most according to claim 1, it is characterised in that: described rotary components
Turning penholder including tail, rotate twin shaft and placket, rotation twin shaft is positioned at tail and turns in penholder, and the upper end rotating twin shaft turns pen with tail
Bar is connected, lower end is connected with placket.
Rotary and telescopic automatic sharpening lead pencil the most according to claim 3, it is characterised in that: tail turns penholder, rotation
Turn twin shaft and placket is fixed with one.
Rotary and telescopic automatic sharpening lead pencil the most according to claim 3, it is characterised in that: described lead for retractable pencil clamps
Assembly determines penholder, lead for retractable pencil grip block, spring, clamping urceolus and cored inner core before including, the front top determining penholder is positioned at tail
Turn in penholder and be slidably connected with lead for retractable pencil grip block, middle part turn with tail the lower end of penholder be flexibly connected, bottom and nib lid
Threaded, in lead for retractable pencil grip block, symmetry offers two axial passages, and two axles rotating twin shaft lay respectively at two axles
In passage and with axial passage matched in clearance, the lower surface of the top of cored inner core and lead for retractable pencil grip block is connected, bottom
Offer two symmetrical flutings vertically, spring and clamping urceolus order from top to bottom be placed on cored inner core and
Being respectively positioned on the top of placket, clamping urceolus and cored inner core interference fit, the interior barrel dliameter of placket is less than the urceolus of clamping urceolus
Footpath and the outer cylinder diameter more than cored inner core.
Rotary and telescopic automatic sharpening lead pencil the most according to claim 5, it is characterised in that: determine penholder before described
Inner surface on offer spiral chute, the side of lead for retractable pencil grip block is provided with the spiral slip teeth matched with spiral chute,
Spiral slip teeth is embedded in spiral chute.
Rotary and telescopic automatic sharpening lead pencil the most according to claim 5, it is characterised in that: described lead for retractable pencil clamps
Offering spiral chute on the side of block, the front inner surface determining penholder is provided with the spiral slip teeth matched with spiral chute,
Spiral slip teeth is embedded in spiral chute.
Rotary and telescopic automatic sharpening lead pencil the most according to claim 5, it is characterised in that: front determine in penholder
Portion is provided with annular nib, and tail turns and offers the annular groove matched with annular nib on the inner surface of penholder lower end, annular
Chimb is embedded in annular groove.
Rotary and telescopic automatic sharpening lead pencil the most according to claim 1, it is characterised in that: described nib covers
Offer hollow hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610402136.4A CN105946396B (en) | 2016-06-06 | 2016-06-06 | A kind of rotary and telescopic automatic sharpening lead pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610402136.4A CN105946396B (en) | 2016-06-06 | 2016-06-06 | A kind of rotary and telescopic automatic sharpening lead pencil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105946396A true CN105946396A (en) | 2016-09-21 |
| CN105946396B CN105946396B (en) | 2017-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610402136.4A Expired - Fee Related CN105946396B (en) | 2016-06-06 | 2016-06-06 | A kind of rotary and telescopic automatic sharpening lead pencil |
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| CN (1) | CN105946396B (en) |
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| CN106959218A (en) * | 2017-05-05 | 2017-07-18 | 深圳碳云智能科技有限公司 | Excrement sampling gun and excrement sampling system |
| CN107041830A (en) * | 2017-03-17 | 2017-08-15 | 济南沙之聚商贸有限公司 | A kind of new-type beauty instrument |
| CN107063746A (en) * | 2017-05-05 | 2017-08-18 | 深圳碳云智能科技有限公司 | Driving method, driving structure and the excrement sampling gun of excrement sampling gun |
| CN109455022A (en) * | 2019-01-14 | 2019-03-12 | 张洋 | Rotary pen |
| CN109455025A (en) * | 2018-11-15 | 2019-03-12 | 翟文杰 | One kind is based on the dedicated dual-purpose writing pencil of novel touch screen of imparting knowledge to students |
| CN109712473A (en) * | 2018-12-24 | 2019-05-03 | 中山市永乐电子有限公司 | Novel laser pen |
| CN111038145A (en) * | 2019-12-31 | 2020-04-21 | 杭州川川笔业有限公司 | Line control pen |
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| CN107041830A (en) * | 2017-03-17 | 2017-08-15 | 济南沙之聚商贸有限公司 | A kind of new-type beauty instrument |
| CN107041830B (en) * | 2017-03-17 | 2019-07-16 | 王满玉 | A kind of new-type beauty instrument |
| CN106959218A (en) * | 2017-05-05 | 2017-07-18 | 深圳碳云智能科技有限公司 | Excrement sampling gun and excrement sampling system |
| CN107063746A (en) * | 2017-05-05 | 2017-08-18 | 深圳碳云智能科技有限公司 | Driving method, driving structure and the excrement sampling gun of excrement sampling gun |
| CN107063746B (en) * | 2017-05-05 | 2019-06-14 | 深圳碳云智能数字生命健康管理有限公司 | Driving method, driving structure and the excrement sampling gun of excrement sampling gun |
| CN106959218B (en) * | 2017-05-05 | 2023-05-26 | 深圳碳云智能数字生命健康管理有限公司 | Excrement sampling gun and excrement sampling system |
| CN109455025A (en) * | 2018-11-15 | 2019-03-12 | 翟文杰 | One kind is based on the dedicated dual-purpose writing pencil of novel touch screen of imparting knowledge to students |
| CN109712473A (en) * | 2018-12-24 | 2019-05-03 | 中山市永乐电子有限公司 | Novel laser pen |
| CN109455022A (en) * | 2019-01-14 | 2019-03-12 | 张洋 | Rotary pen |
| CN111038145A (en) * | 2019-12-31 | 2020-04-21 | 杭州川川笔业有限公司 | Line control pen |
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