CN103587305B

CN103587305B - Pressing telescoping mechanism used for stationery and stationery provided with same

Info

Publication number: CN103587305B
Application number: CN201310586360.XA
Authority: CN
Inventors: 郭少坚
Original assignee: GUANGDONG LEPUSHENG STATIONERY CO Ltd
Current assignee: GUANGDONG LEPUSHENG STATIONERY CO Ltd
Priority date: 2013-11-21
Filing date: 2013-11-21
Publication date: 2015-04-01
Anticipated expiration: 2033-11-21
Also published as: WO2015074318A1; CN103587305A

Abstract

The invention discloses a pressing telescoping mechanism used for stationery and stationery provided with the same. The pressing telescoping mechanism comprises an acting piece, a fixed piece and a spring, wherein the acting piece is provided with a T-shaped rod, the T-shaped rod is provided with an upright part and a horizontal part, at least one connecting rod is arranged on a position, beside the T-shaped rod, of the acting piece, two opposite tracks which are folded downwards are formed on the fixed piece, the middle portions of the two tracks are respectively provided with a traveling rail, guide ways are left by the traveling rails for the tracks, the left side face of each track serves as a left traveling rail, the right side face of each traveling rail serves as a right traveling rail, a platform is formed at the tail end of each of the two tracks, a slope is formed between each guide way and the corresponding platform, the tail end of each slope is slightly higher than the corresponding platform, concave parts are formed between the traveling rails and the platforms, the T-shaped rod of the acting piece is located between the two tracks, the two end portions of the horizontal part of the T-shaped rod are located above the two guide ways respectively, and the acting piece is subject to the upward acting force of the spring. The pressing telescoping mechanism can meet requirements for accuracy reduction of parts, facilitate manufacturing of the parts and improve the yield of products.

Description

A kind ofly be applied to the pressing telescoping mechanism in stationery and the stationery with this mechanism

Technical field

The invention belongs to a kind of stationery and appurtenances thereof; relate to and a kind ofly connecting rod can be made to stretch out by pressing or the mechanism that retracts and the stationery with this mechanism, so as by connecting rod drive functional part outwardly stretch out for use or inside of shrinking back back so that the telescoping mechanism protected and stationery.

Background technology

In the earlier application utility model 201320486041.7 of the applicant, propose and adopt pressing mechanism to control tongue piece to enclosure interior retraction with the way protecting tongue piece and tongue piece place core ribbon, to solve the requirement that a satisfied hand can operate separately, its structure adopts by pinch roller, runner and inner sleeve cooperatively interact to realize, it defines axial rib on runner, pinch roller defines sawtooth, axial groove is defined in the post holes of inner sleeve, and be formed with sawtooth waveforms between the bottom of axial groove, in addition, runner is arranged in inner sleeve, pinch roller is enclosed within runner, pinch roller is utilized to drive runner to move and when the bottom of axial groove is arrived at the top of axial rib, runner is allowed to turn over a certain angle, axial rib is made to enter between the ripple of sawtooth waveforms and ripple, to obtain the larger amount of moving down, meeting when using makes tongue piece stretch out, this pressing mechanism Problems existing is, not only complicated in structure, and the making required precision of each parts is higher, the precision slightly deviation of each parts, product will be caused to assemble, its parts make trouble and the yield rate of product is also lower.

Summary of the invention

The object of the invention is to provide a kind of and be applied to the pressing telescoping mechanism in stationery and the stationery with this mechanism, it is by pressing mode, make connecting rod extended in use, can retract time idle, be suitable for the independent hand operated of people, this pressing telescoping mechanism has the advantages that structure is simple, parts making required precision is not high.

The pressing telescoping mechanism be applied in stationery of the present invention is realized by following scheme:

Be applied to the pressing telescoping mechanism in stationery, be characterized in, comprise action piece, fixture and spring; Action piece is formed with T-shaped bar, and T-shaped bar has upstanding portion and horizontal component, and action piece is distributed with at least one connecting rod in the side of T-shaped bar; Fixture is formed with two tracks also drawn in opposite directions downwards, is respectively equipped with row rail in the middle part of two tracks, and row rail is that track leaves road, the right, and road, the right is as guiding road, and the left surface of track and the right flank of row rail are respectively as left lateral rail and right lateral rail; The end of two tracks is all formed with platform, guide form slope between road and platform and slope end higher than platform, form recess between row rail and platform; The T-shaped bar of action piece can be positioned in the middle of two tracks, and its horizontal component both ends of T-shaped bar then lay respectively at the top in two guiding roads, and action piece is subject to spring active force upwards.

Like this, when external force makes action piece move down, T-shaped bar can be allowed to move down, to advance downwards along two right lateral rails respectively in the both ends of T-shaped its horizontal component of bar, and under the guiding guiding road, two platforms are fallen into through two slopes, during external force release, under the effect of spring force, action piece will move up, and make the both ends of T-shaped its horizontal component of bar will slip into two recesses by two platforms, at this moment, T-shaped bar no longer opposed fixed member moves, and in this process, connecting rod moves down in company with action piece and fixes; After finishing using, action piece can be depressed again, at this moment, the both ends of T-shaped its horizontal component of bar enter two platforms by crossing two recesses respectively, and slide to two left lateral rails by two platforms, during external force release, under the effect of spring force, the both ends of T-shaped its horizontal component of bar will move up along two left lateral rails, get back to initial position, in this process, connecting rod moves up in company with action piece.

So, obtain again a kind of by push action part, then can realize the pressing telescoping mechanism moving down or move up of connecting rod.

In scheme, two tracks owing to presenting rounding state, when the horizontal component of T-shaped bar moves down along two right lateral rails by External Force Acting, also along with the deformation of two tracks, the spacing of track is broadened, when external force discharges, under the effect of spring force, the horizontal component of T-shaped bar will move up, track restores to the original state gradually, track space is narrowed, therefore, in operating process, two tracks have the ability recovering self-deformation and the effect clamped the generation of its horizontal component both ends of T-shaped bar.

In scheme, the end of T-shaped its horizontal component of bar due to left lateral rail will be slided to crossing after recess enters platform, therefore, T-shaped bar self will bend, subsequently, under spring force effect, will be seated against left lateral rail to move up, therefore, also possess the ability in top self-recovery original state.

The pressing telescoping mechanism of the invention, because two tracks have clamping action to T-shaped bar, thus the clamping of track can be utilized, ensure the accuracy that the horizontal component of T-shaped bar is corresponding with orbital position, and then ensure that the both ends of horizontal component can enter two platforms or two recesses accurately, simultaneously.

Pressing telescoping mechanism of the present invention, recess is crossed when entering platform and slide to left lateral rail in end due to T-shaped its horizontal component of bar, recovery deformation makes spacing narrow by two tracks, like this, the both ends of T-shaped its horizontal component of bar can not return on platform, have to be in left lateral rail, thus, achieve the automatic change rail of T-shaped its horizontal component of bar, and ensure that the accuracy becoming rail.

This pressing telescoping mechanism enters platform and after sliding to left lateral rail crossing recess due to the end of T-shaped its horizontal component of bar, T-shaped bar self there occurs bending, the horizontal component of T-shaped bar is made to against left lateral rail, and move up under spring force effect, when its upper end at left lateral rail departs from, T-shaped bar will restore to the original state, no longer bending, get back to origin-location and be in the top guiding road, from and achieve its horizontal component of T-shaped bar automatic change rail again, and ensure that and become the accuracy of rail.

In this programme, adopt row rail, guide road, slope, platform and recess structure, utilize the effect such as bending of the deformation of track, T-shaped bar, realize the change rail of action piece, thus the accuracy of action piece stroke is ensured, particularly, compared with prior art, owing to no longer adopting the cooperation of sawtooth, axial rib and axial groove, parts can be reduced widely produce and assemble precision requirement, allow parts to make and can there is larger error, thus reduce the difficulty of parts manufacture, and the yield rate of product can be improved.

Wen Zhong, spring both can be arranged between action piece and fixture, also can be arranged between parts together with being fixed on fixture and connecting rod, also can be arranged on parts together with being fixed on fixture and and the parts that are connected together of connecting rod between etc., all can meet action piece and move down the effect that spring is compressed further, to ensure when external force is withdrawn, spring force can produce top role to action piece.

In such scheme, fixture body is ring, and two orbit distribution, in ring, like this, can make the assembly manipulation of fixture simple, also be convenient to manufacture.

In such scheme, slope end is rendered as the ladder of inner short foreign minister higher than the part of platform, ladder not only can play the possibility that the end of stopping T-shaped its horizontal component of bar is again slipped into right lateral rail and guided road, also can ensure that left lateral rail can only be slipped in the end of T-shaped its horizontal component of bar in operation subsequently further.

In such scheme, by slope transition between recess and platform, the end of T-shaped its horizontal component of bar can be allowed to enter platform by recess via slope, and operation can be made to be more prone to, and process is more steady.

In such scheme, left surface and the left lateral rail of row rail are in same plane, can be the left lateral rail that its horizontal component of T-shaped bar provides more solid.

Stationery with pressing telescoping mechanism of the present invention is realized by following scheme:

A kind of stationery, comprise shell and above-mentioned pressing telescoping mechanism, wherein, shell comprises housing and footstock, and footstock is contained in the top of housing, and pressing telescoping mechanism is arranged in the post holes of footstock by fixture.

Like this, can hide in stationery shell into above-mentioned pressing telescoping mechanism, to enable the connecting rod of pressing telescoping mechanism move down in the enclosure and fix, also can move up in the enclosure and stablize.

Thus obtained stationery; be adapted to as stationery such as ball pen, correction tape and two-sided tapes; for passing through pressing controlling functions parts; as nib, tongue piece, pinch roller etc. stretch out from shell; to use; again by again by pressure-controlled, these functional parts are return in shell, with defencive function parts.

In such scheme, be also formed with connecting rod post holes in footstock, connecting rod stretches out through connecting rod post holes, like this, connecting rod post holes can be utilized to manage the movement of positive connecting rod simultaneously, thus also can safety action part move up and down steady, the accuracy of T-shaped bar movement locus can be ensured further.

In such scheme, footstock is configured with top cover, and top cover can move relative to footstock, action piece is formed at top cover, and top cover can provide the part of pressing for external force, simultaneously, the effect of blocking can be played in action piece moves up and down, not only make it attractive in appearance, also can prevent dust from entering into footstock.

drawing explanation

Fig. 1 is the structural representation of a kind of detailed description of the invention of stationery of the present invention;

Fig. 2 is the isolating construction schematic diagram of each parts of Fig. 1 stationery;

Fig. 3 is the sectional structure schematic diagram of each parts of Fig. 2;

Fig. 4 is the structural representation of fixture in Fig. 1 stationery;

Fig. 5 is the sectional structure schematic diagram of Fig. 4 fixture;

Fig. 6 is the structural representation of action piece in Fig. 1 stationery;

Fig. 7 is the sectional structure schematic diagram of Fig. 1 stationery action piece when once pressing;

Fig. 8 is the sectional structure schematic diagram of Fig. 7 stationery external force when withdrawing;

Fig. 9 is the sectional structure schematic diagram of Fig. 8 stationery action piece when again pressing;

Figure 10 is the sectional structure schematic diagram of the second detailed description of the invention of stationery of the present invention;

Figure 11 is the sectional structure schematic diagram of the third detailed description of the invention of stationery of the present invention;

Figure 12 is the sectional structure schematic diagram of the 4th kind of detailed description of the invention of stationery of the present invention;

Figure 13 is another concrete schematic diagram implementing structure of fixture in Fig. 1 correction tape;

Figure 14 is the structural representation fixing left member in Figure 13 fixture;

Figure 15 is the structural representation fixing right member in Figure 13 fixture.

Detailed description of the invention

Below in conjunction with accompanying drawing, concrete detailed description is made to invention:

In following embodiments, take correction tape as example, the enforcement structure of pressing telescoping mechanism and stationery is described, these structures can be adapted to two-sided tape and ball pen equally.

Embodiment one:

In the correction tape example of present embodiment, spring is arranged between footstock and action piece.

With reference to Fig. 2 and Fig. 3, correction tape comprises sub-assembly 1, shell 2 and pressing telescoping mechanism 3, and wherein, sub-assembly 1 comprises feed roller 11, gear 12, take-up pulley 13 and tongue piece 14, and tongue piece 14 is positioned at sub-assembly 1 foremost.Shell 2 has housing 21, footstock 22 and top cover 23, and top cover 23 is assemblied in footstock 22 and top cover 23 can move up and down in footstock 22, and footstock 22 is then arranged on housing 21, in addition, is formed with post holes 22a and two connecting rod post holes 22b in footstock 22.Pressing telescoping mechanism 3 has action piece 31, fixture 32 and spring 33.

With reference to Fig. 6, action piece 31 is formed with T-shaped bar, T-shaped bar has upstanding portion 311 and horizontal component 312, two connecting rods 313 are also distributed with in the both sides of T-shaped bar, two connecting rods 313 are removably fixed on the rear end of sub-assembly 1, move down or pull sub-assembly 1 to move up for promoting sub-assembly 1.

With reference to Fig. 4 and Fig. 5, fixture 32 has ring 321 and to be distributed in ring 32 two track 322, two tracks 322 in opposite directions and is rendered as the state of drawing in downwards.Respectively be equipped with row rail 323 in the middle part of two tracks 322, the left surface of track 322 and the right flank of row rail 323 are respectively left lateral rail 322a and right lateral rail 323a, and row rail 323 also leaves road, the right for track 322, and road, the right is as guiding road 322b.The end of two tracks 322 is all formed with platform 324, guide form slope 325 between road 322b and platform 324 and slope 325 end a little more than platform 324, form recess 326 between row rail 323 and platform 324.Moreover, by slope 327 transition between recess 326 and platform 324.

With reference to Fig. 2, Fig. 1 and Fig. 7, ring 321 is placed on post holes 22a, and can be fixed in footstock 22 by fixture 32, action piece 31 is then fixed on top cover 23.Top cover 23 is assemblied in footstock 22, be each passed through two connecting rod post holes 22b of footstock 22 by two connecting rods 313 of action piece 31 and stretch out downwards, simultaneously, the upstanding portion 311 of action piece 31 is positioned at the centre of two tracks 322 through post holes 22a, two connecting rods 313 are connected and fixed with sub-assembly 1.Spring housing 33 to be enclosed within post holes 22a and to be between action piece 31 and footstock 22, is subject to the compression of action piece 31 and footstock 22, and the both ends of its horizontal component 312 of T-shaped bar to be then in the middle of two tracks 322 and to be positioned at the top of two guiding road 322b.

With reference to Fig. 2 and Fig. 3, sub-assembly 1 is loaded in housing 21, and the flange 1a of sub-assembly 1 both sides lays respectively in the guide rail 21a of the inner both sides of housing 21, and tongue piece 14 then can stretch out from the opening 21b of housing 21.

Like this, with reference to Fig. 1, top cover 23 is in the topmost of footstock 22, and tongue piece 14 is retracted in housing 21.

The course of work of action piece and T-shaped bar when power effect outside and external force are withdrawn is introduced referring to Fig. 1, Fig. 7, Fig. 8 and Fig. 9:

When pressed by external force top cover 23, with reference to Fig. 1 and Fig. 7, action piece 31 moves down, the end of its horizontal component 312 of T-shaped bar is moved down along right lateral rail 323a, and under the guiding guiding road 322b, behind slope 325, fall into platform 324, simultaneously, sub-assembly 1 is released downwards by two connecting rods 313, makes tongue piece 14 protruding from the opening 21b of housing 21.

When external force discharges, with reference to Fig. 7 and Fig. 8, under the effect of spring force 33, the end of T-shaped its horizontal component 312 of bar slides into recess 326 from platform 324 along slope 327, make T-shaped bar no longer move and fix, tongue piece 14 remains on the outside place of opening 21b.

If when external force presses top cover 23 again, with reference to Fig. 8 and Fig. 9, recess 326 is crossed by slope 327 in the end of its horizontal component 312 of T-shaped bar, enters platform 324 reposefully and makes the horizontal component 312 of T-shaped bar slip into left lateral rail 322a.

When external force discharges, with reference to Fig. 9 and Fig. 1, under the effect of spring force 33, its horizontal component 312 of T-shaped bar againsts left lateral rail 322a and moves up, and get back to original position, at this moment, sub-assembly 1 is upwards drawn in by two connecting rods 313, makes tongue piece 14 be retracted into housing 21 from opening 21b, simultaneously, T-shaped bar is no longer oppressed and is recovered deformation, is in the top place guiding road 322b, for pressing is got ready next time.

In addition, with reference to Fig. 5, slope 325 end is rendered as the ladder 325a of inner short foreign minister higher than the part of platform 324, ladder 325a can play the possibility that the end of stopping its horizontal component 312 of T-shaped bar is again slipped into right lateral rail 323a and guided road 322b, thus ensures that the end of its horizontal component 312 of T-shaped bar can only be slipped in left lateral rail 322a in operation subsequently further.

Further, with reference to Fig. 5, the left surface of row rail 323 can be in same plane with left lateral rail 322a, can be its horizontal component 312 of T-shaped bar and provides more solid left lateral rail.

Moreover with reference to Figure 13, Figure 14 and Figure 15, fixture 32 can be divided into fixing left member 32A and fixing right member 32B to form, and is combined by fixing left member 32A and fixing right member 32B, like this, fixture 32 can be made to be more convenient for manufacturing.

So, achieve the correction tape with pressing telescoping mechanism by embodiment one.

Embodiment two:

In present embodiment, spring assembly above opening, and to be enclosed within tongue piece in housing.

With reference to Figure 10, action piece is in the top of footstock, action piece 31 limits sub-assembly 1 by two connecting rods 313, spring 33 is compressed, and once top cover is subject to downward active force, action piece 31 will move down and further Compress Spring 33, therefore, spring 33 is subject to the compression of action piece 31 all the time, can realize the correction tape of the present invention with pressing telescoping mechanism equally by embodiment two.Other not mentioned parts refer to embodiment one.

Embodiment three:

In present embodiment, two spring assemblies above two connecting rod post holes, and are placed on two connecting rods respectively.

With reference to Figure 11, action piece is in the top of footstock, action piece 31 is by two connecting rods 313, spring 33 is compressed, and once top cover is subject to downward active force, action piece 31 will move down and compress two springs 33 further, therefore, two springs are subject to the compression of action piece all the time, can realize the correction tape of the present invention with pressing telescoping mechanism equally by embodiment three.Other not mentioned parts refer to embodiment one.

Embodiment four:

In present embodiment, in the assembly, and spring 33 free end acts on by baffle plate 15 spring assembly, and 15, baffle plate is limited by housing.

With reference to Figure 12, action piece is in the top of footstock, action piece 31 limits sub-assembly 1 by two connecting rods 313, spring 33 is compressed, and once top cover is subject to downward active force, action piece 31 will move down and by sub-assembly 1 further Compress Spring 33, therefore, spring 33 is subject to the compression of action piece 31 all the time, can realize the correction tape of the present invention with pressing telescoping mechanism equally by embodiment four.Other not mentioned parts refer to embodiment one.

Present embodiment and accompanying drawing are only that four kinds of stationery of the present invention specifically implement structure; be not intended to limit product form of the present invention; any person of an ordinary skill in the technical field, to its suitable change done or modification, must be considered as the protection domain not departing from patent of the present invention.

Claims

1. be applied to the pressing telescoping mechanism in stationery, it is characterized in that, comprise action piece, fixture and spring; Action piece is formed with T-shaped bar, and T-shaped bar has upstanding portion and horizontal component, and action piece is distributed with at least one connecting rod in T-shaped bar side; Fixture is formed with two tracks also drawn in opposite directions downwards, is respectively equipped with row rail in the middle part of two tracks, and row rail is that track leaves road, the right, and road, the right is as guiding road, and the left surface of track and the right flank of row rail are respectively as left lateral rail and right lateral rail; The end of two tracks is all formed with platform, guide form slope between road and platform and slope end higher than platform, form recess between row rail and platform; The T-shaped bar of action piece is positioned in the middle of two tracks, and its horizontal component both ends of T-shaped bar then lay respectively at the top in two guiding roads, and action piece is subject to spring active force upwards.

2. the pressing telescoping mechanism be applied in stationery according to claim 1, fixture body is ring, and two orbit distribution are in ring.

3., according to the pressing telescoping mechanism be applied in stationery of claim 1 or 2, slope end is rendered as the ladder of inner short foreign minister higher than the part of platform.

4. the pressing telescoping mechanism be applied in stationery according to claim 3, by slope transition between recess and platform.

5. the pressing telescoping mechanism be applied in stationery according to claim 4, left surface and the left lateral rail of row rail are in same plane.

6. a stationery, comprise the pressing telescoping mechanism be applied in stationery of one of shell and the claims 1-5, wherein, shell comprises housing and footstock, and footstock is contained in the top of housing, and pressing telescoping mechanism is arranged in the post holes of footstock by fixture.

7. stationery according to claim 6, is also formed with connecting rod post holes in footstock, and connecting rod stretches out through connecting rod post holes.

8. according to the stationery of claim 6 or 7, footstock is configured with top cover, and top cover can move relative to footstock, and action piece is formed at top cover.