CN2342995Y

CN2342995Y - Device for outputting strip

Info

Publication number: CN2342995Y
Application number: CN98219944U
Authority: CN
Inventors: 阴山秀平; 光谷良英
Original assignee: Kotobuki and Co Ltd
Current assignee: Kotobuki and Co Ltd
Priority date: 1997-09-12
Filing date: 1998-09-10
Publication date: 1999-10-13
Anticipated expiration: 2008-09-10
Also published as: JP3953152B2; KR19990014159U; TW444671U; JPH1178376A; KR200199624Y1

Abstract

The utility model relates to a device for outputting strips without increasing parts but being easy to assemble, which achieves the strip output in the way that a guide barrel is inserted in a pipe body and the guide barrel can axially move but can not rotate relatively to the pipe body. The utility model is composed of a pipe body with a spiral flute in the inner face, a guide barrel which is inserted in the pipe body and has an axial slot on the upper half part, and a holder which can be smoothly fastened in the slot hole in a sliding mode and is embedded into the spiral flute by means of protrusions on the lateral face. The utility model is characterized in that one end of the slot hole arranged in the guide barrel forms a protrusion slice which deforms elastically in the radial direction via a cut-in notch communicated with the slot hole, and the protrusion slice is clipped in the shoulder part formed on the inner face of the pipe body so as to form a whole.

Description

The bar carrying device

The utility model about a kind of by rotary manipulation, with various bars such as strip erasing rubber, lipstick, correction bar, writing pen core, fluorescence pen core, adhesive tape shape paste or chalk cores from internal tank by the amount bar carrying device sending and regain, the structure that combines with the intercalation of cylindrical body about the guide of this device especially.

Aspect known this type of bar article dispenser, the real fair 6-24236 of Ceng Youru Japanese patent gazette discloses, the bar carrying device that embodiment disclosed of this communique is provided with spiral goove in a cylindrical body inner face, and partly be provided with slotted eye in the rear of a guide, and a bar bearing is embedded in this slotted eye sliding freely, and the projection that makes the bar bearing embeds in this spiral goove, the pars intermedia of this guide is forwards to being formed with the inclined plane of undergauge gradually, the rear periphery on inclined plane then is provided with circular groove, and but the ring that a radial elastic is out of shape embeds in this circular groove, be provided with the restriction shoulder in the rear of guide in addition, Jie is with this restriction shoulder and ring and guide is held on the cylindrical body, and guide can be moved axially but intercalation is with the relative rotation gone in the cylindrical body cylindrical body.

Yet above-mentioned known bar carrying device need be provided with circular groove, ring, has the part number more then, and the problem that manufacturing cost increases.Moreover, when ring is embedded the circular groove of this guide, embed in this circular groove Yi Bian must make this inclined plane, ring one edge expand to open, promptly ring must move in the close clearance between cylindrical body and guide, also causes the problem of assembling work difficulty.

The utility model is intended to address the above problem, and being provides a kind of part number that need not to increase, and available simple assembly method, guide is moved axially but the bar carrying device in the cylindrical body is gone in intercalation with the relative rotation to cylindrical body.

For achieving the above object, bar carrying device described in the utility model, system constitutes the cylindrical body that an inner face is provided with spiral goove, the guide that top, cylindrical body inherence partly is provided with axial slots is gone in one intercalation, and one slidably be sticked in the projection with the side in the slotted eye freely and embed maintenance tool in the spiral goove, cylindrical body is to the relative rotation of guide, and the bar that keeps tool to keep is sent bar by amount.Its characteristics: this guide is communicated with the incision limit groove of this slotted eye in an end of slotted eye, is formed with the protrusion tab of radial elastic distortion, and this protrusion tab is limited to the shoulder that this cylindrical body inner face forms, and is integral with it.

Because the utility model adopts above-mentioned form, the shoulder card that this protrusion tab and cylindrical body inner face form ends, and the guide intercalation is gone in the cylindrical body, because protrusion tab and guide are integrally formed.Then can need not to increase the part number.

Moreover, in the operation of assembling guide and cylindrical body, when guide when an end of cylindrical body inserts, can utilize the elasticity of protrusion tab and cross the shoulder of cylindrical body, can make assembling work become easy then.

Below according to Figure of description embodiment of the present utility model is illustrated, wherein:

Fig. 1 represents that the utility model bar carrying device is applied to the longitudinal section of the embodiment of propelling pencil;

The bar carrying device of Fig. 2 presentation graphs 1 revolves the longitudinal section after turning 90 degrees;

The front view of the guide of Fig. 3 a presentation graphs 1;

The side view of Fig. 3 b presentation graphs 3a guide;

Fig. 4 a, 4b be the longitudinal section of the guide of presentation graphs 3a, 3b respectively;

The longitudinal section of the cylindrical body of Fig. 5 presentation graphs 1.

The longitudinal section of the urceolus part of Fig. 6 presentation graphs 1.

The bar carrying device of present embodiment is to lift to be applicable to that propelling pencil is that example is illustrated at this, but ripe refined present technique person obviously as can be known the utility model applicable to various tools and other similar articles for use.That is, this bar carrying device 10 is to be installed on urceolus 32 rear ends of propelling pencil 30 and can to load and unload freely.

As illustrated in fig. 1 and 2, bar carrying device 10 by: one is provided with the cylindrical body 12 of spiral goove 12a in inner face, one intercalation is gone in this cylindrical body 12 and is provided with the guide 14 of two axial slots 14a in the first half, and one is embedded in sliding freely in this guide 14 and passes above-mentioned slotted eye 14a and the maintenance tool 16 in order to keep bar 20 that embeds in this spiral goove 12a is constituted with side extending projection 16a.

Shown in Fig. 3,4,5 and 6, this guide 14 is formed with the stop section 14b of flange-shaped in the upper end, be formed with in the bottom of slotted eye 14a by the incision limit groove 14c that is communicated with this slotted eye 14a, but the protrusion tab 14d of radial elastic distortion.Flange-shaped stop section 14b props up cylindrical body 12 upper ends whereby, and protrusion tab 14d is limited to the formed shoulder 12b of inner face of cylindrical body 12, and 14 pairs of cylindrical body 12 of guide can be moved axially but intercalation with the relative rotation goes into to constitute one in the cylindrical body 12.But, if the formation that flange-shaped stop section 14b and cylindrical body 12 upper ends connect is omitted, utilize protrusion tab 14d to be embedded in (figure does not show) in the annular groove between set two the ring-type shoulders of cylindrical body 12 lower inner face and change, so that guide 14 constitutes and cylindrical body 12 is moved axially but can't counterrotatingly construct.

Protrusion tab 14d is housed in the guide 14 Lower Half 14B in the urceolus 32, but when forming protrusion tab 14d by the incision limit groove 14c that is communicated with this slotted eye 14a, because the first half 14A external diameter of guide 14 that is provided with slotted eye 14a is greater than the external diameter that is housed in the Lower Half 14B in the urceolus 32, and protrusion tab 14d can slide in urceolus 32, therefore, protrusion tab 14d if the part external diameter of not establishing protrusion tab 14d that is a bit larger tham guide 14 first half 14A than external diameter just can, and the axial length of protrusion tab 14d can be taken as short slightly.Protrusion tab 14d is formed have powerful elasticity.Relatively, when if protrusion tab 14d is formed at external diameter less than the Lower Half 14B of first half 14A, because the external diameter of protrusion tab 14d must form the external diameter greater than first half 14A, must need enough axial stroke, cause the axial length of protrusion tab 14d to need longer.

Since protrusion tab 14d system of the present utility model and cylindrical body 14 integrally formed events, and can reduce parts, have powerful elasticity because of protrusion tab 14d again, and can make the intercalation of 12 of guide 14 and cylindrical body combine very firm.

The Lower Half 14B of guide 14 stretches into that to be contained in urceolus 32 inner and constitute and can't rotate relatively, in specific words, as shown in Figure 3, the outside of the Lower Half 14B of guide 14 is formed with a plurality of flanks 14e, on the other hand, as shown in Figure 6, urceolus 32 inner faces are formed with a plurality of axially extended ditch 32a of portion, and flank 14e promptly is embedded in the 32a of ditch portion.Being provided with in the end opposite that is provided with bar carrying device 10 of urceolus 32 is the core mechanism that send of an axis body 34, constitute in the hole of Lower Half 14B that core pipe 36 1 ends that send core mechanism embed guide 14, and its end is connected to guide 14 inner formed dividing plate 14f.

Moreover, as shown in Figure 5, the direction that the oriented cylindrical body of the section configuration cording of the spiral goove 12a of cylindrical body 12 12 is axial, present embodiment is ditch depth to be deepened gradually the inclined plane part 12a1 that tilts to the opposite direction of bar transport direction, the tabular surface 12a2 that ditch depth is certain, and be located at the darkest side of inclined plane part 12a1 and the vertical plane 12a3 vertical with axially being of cylindrical body 12.Whereby in the formation of inclined plane part 12a1, cylindrical body 12 is being shaped at the end, and desire will be provided with the core rod of the pin thread that cooperates spiral goove 12a when cylindrical body 12 is extracted, can be under the state that need not rotate core rod, core rod just can be extracted to pull out the mode withdrawing by force along rectilinear direction easily from cylindrical body 12, and can not be damaged spiral goove 12a.So, on one side core rod need not an edge spiral goove 12a rotation and extract the event outward, thereby can increase production efficiency.

But keep tool 16 to be formed with clamping bar 20 and embed a pair of holding piece 16b of slotted eye 14a, and in order to accepting the bottom surface 16c of bar 20 1 ends, and the outside of holing clip 16b is formed with the projection 16a (with reference to Fig. 5) that can embed in the above-mentioned spiral goove 12a.

Below with regard to the assembled condition explanation of above-mentioned bar carrying device 10.At first, an end that keeps tool 16 from the tool flange-shaped stop section 14b of guide 14 is inserted, and holding piece 16b is embedded in the slotted eye 14a, outside the promptly outstanding slotted eye 14a of the projection 16a of holding piece 16b, then guide 14 is inserted from cylindrical body 12 upper ends, at this moment, the inwall that protrusion tab 14d system friction slips over cylindrical body 12 advances and borrows its elasticity to cross spire 12a and shoulder 12b towards the inside side's strain in footpath, simultaneously, the projection 16a of holding piece 16b also borrows the strain of holding piece 16b by spiral goove portion 12, treat that flange-shaped stop section 14b is connected to cylindrical body 12 upper ends, cylindrical body 12 is held in promptly between protrusion tab 14d and the flange-shaped stop section 14b simultaneously that projection 16a embeds in the spiral goove 12a, guide 14 only can be rotated relatively for cylindrical body 12 but can't move axially the ground intercalation to go into to constitute assemblies in the cylindrical body 12.Subsequently, an end of bar 20 is loaded on keeps tool 16, the upper end of again the Lower Half 14B of the guide 14 of this assembly being inserted urceolus 32 embeds in the 32a of ditch portion of urceolus 32 its flank 14e smoothly, and assembling is just accused and finished.

When the bar carrying device 10 that uses above-mentioned assembling to finish, can make 32 rotations of 12 pairs of urceolus of cylindrical body, that is, make the rotation relatively of 12 pairs of guides of cylindrical body, 14 row, the maintenance tool 16 that then is embedded in guide 14 slotted eye 14a is also with the rotation relatively of 14 pairs of cylindrical body of guide, 12 row.Promptly move so be embedded in the projection 16a of the spiral goove 12a of cylindrical body 12, move while keep tool 16 just in cylindrical body 12, to rotate vertically, and bar 20 is sent from cylindrical body 12 upper ends along spiral goove 12a.Thereafter, if when making 12 pairs of urceolus 32 reverse rotations of cylindrical body, that is, and when making 12 pairs of guides of cylindrical body 14 go direction relative rotate opposite with aforesaid operations, the direction that keeps tool 16 to shrink back in cylindrical body 12 is moved, then bar 20 is regained in the cylindrical body 12.

Bar carrying device of the present utility model as described above, protrusion tab in an end of the slotted eye of guide by the incision limit groove that is communicated with this slotted eye and integrally formed, and the card of the shoulder that forms of protrusion tab and cylindrical body inner face ends and is assembled into one whereby, then can increase under the situation cheaply of part number in need not, reach guide and can move axially cylindrical body but can't rotate relatively.

Moreover, in assembling work, when guide when an end of cylindrical body inserts, can utilize the elasticity of protrusion tab and cross the shoulder of cylindrical body, can make assembling work become very easy then.

Claims

1. bar carrying device, its formation has: an inner face is provided with the cylindrical body of spiral goove, and an intercalation is gone in the cylindrical body and is provided with the guide of axial slots in the first half; Reach a projection from the side that slidably is sticked in freely in the slotted eye and embed the interior maintenance tool of spiral goove; Cylindrical body is rotated relatively to guide, and the bar that keeps tool to keep is satisfied amount and sent bar; It is characterized in that: an end of set slotted eye is communicated with the incision limit groove of this slotted eye on this guide, and is formed with the protrusion tab of radial elastic distortion, and the shoulder that this protrusion tab is limited to this cylindrical body inner face formation is combined as a whole with it.