CN202062820U - Dustproof apparatus for print carriage transmission mechanism of minisize printer engine - Google Patents
Dustproof apparatus for print carriage transmission mechanism of minisize printer engine Download PDFInfo
- Publication number
- CN202062820U CN202062820U CN201120109069XU CN201120109069U CN202062820U CN 202062820 U CN202062820 U CN 202062820U CN 201120109069X U CN201120109069X U CN 201120109069XU CN 201120109069 U CN201120109069 U CN 201120109069U CN 202062820 U CN202062820 U CN 202062820U
- Authority
- CN
- China
- Prior art keywords
- top board
- screw mandrel
- dust
- word
- screw
- 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.)
- Expired - Lifetime
Links
Images
Abstract
Disclosed is a dustproof apparatus for the print carriage transmission mechanism of a minisize printer engine. The dustproof apparatus comprises that: a screw dust cover, for covering the printer screw, includes a top board; the top board is provided with a long aperture for containing a print carriage mechanism guiding axle; both sides of the top board extend downward for forming a front lateral plate and a rear lateral plate located at the base plate of the printer engine; the top board of the screw dust cover clamps cavernosum-like body via a holding cover; all the holding covers are provided with a strip-like aperture for the passing of the print carriage mechanism guiding axle; and the cavernosum-like body is opened with hairlines in the intermediate portion thereof, with the width of the hairline being less than the diameter of the print carriage mechanism guiding axle. The dustproof apparatus can effectively prevent dust and chips from falling into the screw helical groove and reduce the amount of the dust entering lubricating oil, thereby protecting lubricating oil, reducing the wearing of the screw and the guiding axle, prolonging the service lifetime of the screw, and improving the reliability of a printer.
Description
Technical field
The utility model relates to a kind of dust guard, especially a kind of word car transmission mechanism dust guard that is used for the microprinting machine core.
Background technology
With reference to Fig. 1, the word mechanism of car 3 of mini-printer is the axis of guide 31 of printer screw mandrel 2 drive installations on word mechanism of car 3 that is mounted on the left and right wallboard 11,12 at present, make the axis of guide 31 reciprocating in the helicla flute 21 of printer screw mandrel 2, to realize printing function; Its motion mode makes that the 21 pairs of axis of guides of helicla flute on the screw mandrel 2 produce a thrust forward, thereby realizes travelling forward of the axis of guide 31 mainly by screw mandrel 2 rotations.For reducing the friction of the screw mandrel helicla flute 21 and the axis of guide 31, can in screw mandrel helicla flute 21, be added with lubricating oil usually.Because screw mandrel 2 is in the side on the lower side of printhead, in the print procedure of mini-printer, printing paper and colour band produce the dust chip in meeting, and wherein part dust chip drops on the screw mandrel 2, and and then mix with lubricating oil, the increase of this type of impurity will reduce the lubricating quality of lubricating oil, thereby cause the helicla flute 21 of screw mandrel 2 and the frictional force of the axis of guide 31 to increase gradually, wearing and tearing are accelerated, when this situation further develops, it is stuck that word mechanism of car 3 can appear in movement, prints phenomena of the failure such as step-out.
According to statistics, the transmission problem of screw mandrel 2 is major reasons of the fault of the mini-printer that causes.If can improve the runnability of mini-printer screw mandrel 2, can improve the global reliability of mini-printer, also help reducing simultaneously the use cost of product.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of word car transmission mechanism dust guard of microprinting machine core, the dust chip that this device can reduce printing paper and colour band generation enters the screw mandrel helicla flute, play dustproof effect, effectively reduce the friction of the screw mandrel helicla flute and the axis of guide, improve the service life and the whole reliability of screw mandrel.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of word car transmission mechanism dust guard of microprinting machine core, it comprises the screw mandrel dust cover that is used for the override printer screw mandrel, described screw mandrel dust cover includes top board, have the slotted hole of the ccontaining word mechanism of car axis of guide on the top board, described top board both sides be extended with downwards be positioned on the printer engine base plate before, back side panel, by keeping covering clamping the class cavernous body is arranged on the top board of described screw mandrel dust cover, all have the strip-type hole that passes through for the word mechanism of car axis of guide on the described maintenance cover, have finedraw in the middle of the described class cavernous body, this finedraw width is little than word mechanism of car axis of guide diameter;
As improvement of the technical scheme, described top board two ends are extended with left and right the sheet that can be connected on the left and right wallboard;
As further improvement in the technical proposal, be installed with the baffle plate that is positioned at screw mandrel dust cover top on the described word mechanism of car axis of guide;
Further, described maintenance cover is bonded in class cavernous body top, and described class cavernous body bottom is bonded on the top board of screw mandrel dust cover;
The beneficial effects of the utility model are: during printer work; the dust chip that printing paper and colour band produce; overwhelming majority dust chip is by dust cover and keep cover to block outside lead screw transmission mechanism; and small part dust chip can and keep the invasion of cover finedraw by dust cover; this part dust chip will be responsible for blocking by the class cavernous body; this dust guard can prevent effectively that the dust chip from falling into the screw mandrel helicla flute; minimizing dust chip enters the quantity in the lubricating oil; protection lubricating oil; thereby the wearing and tearing of the screw mandrel and the axis of guide have been reduced; prolong screw mandrel service life, improve the reliability of printer.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of existing printer engine;
Fig. 2 is user mode figure of the present utility model;
Fig. 3 is the structure broken away view of Fig. 2;
Fig. 4 is a structure broken away view of the present utility model;
Fig. 5 is axis of guide motion schematic diagram in the finedraw of class cavernous body.
The specific embodiment
With reference to Fig. 2 ~ 5, a kind of word car transmission mechanism dust guard of microprinting machine core, it comprises the screw mandrel dust cover 4 that is used for override printer screw mandrel 2, the use of screw mandrel dust cover 4, effectively guaranteed in the microprinting machine core print procedure, reduce the dust chip and enter helicla flute 21, effectively reduced dust sticking and gather at helicla flute 21.
The screw mandrel dust cover 4 that this product uses includes top board 41, have the slotted hole 411 of the ccontaining word mechanism of car axis of guide 31 on the top board 41, described top board 41 both sides be extended with downwards be positioned on the printer engine base plate 5 before, back side panel 42,43, by keeping covering 6 clampings class cavernous body 7 is arranged on the top board 41 of described screw mandrel dust cover 4, all have the strip-type hole 61 that passes through for the word mechanism of car axis of guide 31 on the described maintenance cover 6, during this production with the width of strip-type hole 61 and slotted hole 411 than the diameter of the axis of guide 31 bigger a little with prevent the axis of guide 31 in motion process with dust cover 4 with keep covering 6 and contact and produce resistance, in addition, have finedraw 71 in the middle of the described class cavernous body 7, these finedraw 71 width are little than the word mechanism of car axis of guide 31 diameters, thereby sealing and dustproof effect, the axis of guide 31 strut realization to class cavernous body 7 by thrust and move back and forth in motion process.
This product enters lead screw transmission mechanism in order to prevent the dust chip by the gap that the axis of guide 31 struts 7 formation of class cavernous body, be installed with the baffle plate 8 that is positioned at screw mandrel dust cover 4 tops on the described word mechanism of car axis of guide 31, the gap length that the length of baffle plate 8 forms with class cavernous body 7 than the axis of guide 31 is grown slightly and is moved reciprocatingly with the axis of guide.
For screw mandrel dust cover 4 is fixed on the printer engine, described top board 41 two ends are extended with can be bonding or be bolted to left and right sheet 412,413 on the left and right wallboard 11,12; In addition; class cavernous body 7 adopts bonding installation form to be arranged between the top board 41 that keeps cover 6 and dust cover 4; certainly; according to actual needs; the installation form of screw mandrel dust cover 4 and class cavernous body 7 also is not limited to above-mentioned technical scheme; other common technology types can be adopted, as long as it reaches technique effect of the present utility model with essentially identical means, all protection domain of the present utility model should be belonged in a word.
Operation principle of the present utility model is: during printer work; the dust chip that printing paper and colour band produce; overwhelming majority dust chip is by dust cover 4 and keep cover 6 to block outside lead screw transmission mechanism; and small part dust chip can and keep the invasion of cover 6 finedraws by dust cover 4; this part dust chip will be responsible for blocking by class cavernous body 7; this dust guard can prevent effectively that the dust chip from falling into screw mandrel helicla flute 21; minimizing dust chip enters the quantity in the lubricating oil; protection lubricating oil; thereby the wearing and tearing of screw mandrel 2 have been reduced with the axis of guide 31; prolong screw mandrel service life, improve the reliability of printer.
Claims (4)
1. the word car transmission mechanism dust guard of a microprinting machine core, it is characterized in that: comprise the screw mandrel dust cover (4) that is used for override printer screw mandrel (2), described screw mandrel dust cover (4) includes top board (41), have the slotted hole (411) of the ccontaining word mechanism of car axis of guide (31) on the top board (41), described top board (41) both sides be extended with downwards be positioned on the printer engine base plate (5) before, back side panel (42,43), the top board (41) of described screw mandrel dust cover (4) is gone up by keeping cover (6) clamping that class cavernous body (7) is arranged, all have the strip-type hole (61) that passes through for the word mechanism of car axis of guide (31) on the described maintenance cover (6), have finedraw (71) in the middle of the described class cavernous body (7), this finedraw (71) width is little than the word mechanism of car axis of guide (31) diameter.
2. the word car transmission mechanism dust guard of a kind of microprinting machine core according to claim 1 is characterized in that: described top board (41) two ends are extended with left and right the sheet (412,413) that can be connected on the left and right wallboard (11,12).
3. the word car transmission mechanism dust guard of a kind of microprinting machine core according to claim 1 is characterized in that: be installed with the baffle plate (8) that is positioned at screw mandrel dust cover (4) top on the described word mechanism of car axis of guide (31).
4. the word car transmission mechanism dust guard of a kind of microprinting machine core according to claim 1, it is characterized in that: described maintenance cover (6) is bonded in class cavernous body (7) top, and described class cavernous body (7) bottom is bonded on the top board (41) of screw mandrel dust cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120109069XU CN202062820U (en) | 2011-04-14 | 2011-04-14 | Dustproof apparatus for print carriage transmission mechanism of minisize printer engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120109069XU CN202062820U (en) | 2011-04-14 | 2011-04-14 | Dustproof apparatus for print carriage transmission mechanism of minisize printer engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202062820U true CN202062820U (en) | 2011-12-07 |
Family
ID=45056696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120109069XU Expired - Lifetime CN202062820U (en) | 2011-04-14 | 2011-04-14 | Dustproof apparatus for print carriage transmission mechanism of minisize printer engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202062820U (en) |
-
2011
- 2011-04-14 CN CN201120109069XU patent/CN202062820U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102704870A (en) | Coiled tubing clamping device and injection head using same | |
| CN214323559U (en) | Full-automatic roll paper slitting device | |
| CN202062820U (en) | Dustproof apparatus for print carriage transmission mechanism of minisize printer engine | |
| CN201872079U (en) | Ultra-fine grinding machine for bearing roller | |
| CN110894017A (en) | Paper breaking prevention mechanism of printing machine | |
| CN209007199U (en) | A kind of lathe with guide rail protection cover | |
| CN201890577U (en) | Head moving type driving tension device | |
| CN201646012U (en) | Miniature printer machine core with dustproof cover structure | |
| CN202578585U (en) | Coiled tubing clamping mechanism and injector head using same | |
| CN201598924U (en) | Compact hoistway door device | |
| CN201931324U (en) | Winding type guide rail protector | |
| CN102088174B (en) | Lead guider | |
| CN2815644Y (en) | Paper cutting machine cutting bed slider device | |
| CN105437790A (en) | Printer paper guide structure and printer | |
| CN205437757U (en) | Prevent full -automatic block mount machine of screw inlay card | |
| CN209183926U (en) | A kind of clamp device for Wiring nose | |
| CN209200559U (en) | A kind of storage cabinet spreading cable for travelling crane bracket | |
| CN204624032U (en) | With the paper filling machine of cutting clearance adjust structure | |
| CN206122801U (en) | Semi -automatic cutting machine | |
| CN201614486U (en) | Color-changing guiding device for needle bar frame | |
| CN214111955U (en) | Automatic plugging device for preventing ink-jet solidification | |
| CN218613814U (en) | Auxiliary mounting tool for side protection strip of truck frame | |
| CN104652320A (en) | Barrie gate machine with gate rod lower rod buffering function | |
| CN215826281U (en) | Paper feeding mechanism of label printer | |
| CN206664008U (en) | Impact printer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111207 |