CN1128721C - Drive axle of colour ribbon - Google Patents
Drive axle of colour ribbon Download PDFInfo
- Publication number
- CN1128721C CN1128721C CN 00132550 CN00132550A CN1128721C CN 1128721 C CN1128721 C CN 1128721C CN 00132550 CN00132550 CN 00132550 CN 00132550 A CN00132550 A CN 00132550A CN 1128721 C CN1128721 C CN 1128721C
- Authority
- CN
- China
- Prior art keywords
- driving
- gear cover
- driving shaft
- driving gear
- bulge loop
- 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 - Fee Related
Links
Abstract
The present invention relates to a driving shaft of a color ribbon, and a clutch device is arranged between the driving shaft and a transmission gear disk. The clutch device is composed of an upper driving tooth sleeve and a lower engaging and disengaging convex ring, wherein the driving tooth sleeve is sheathed with the convex ring, and the convex ring is arranged on the transmission gear disk. The upper surface of the transmission gear disk is provided with a convex part, and a concave part corresponding to the convex part is sheathed with the convex part on the bottom surface of the convex ring. The driving tooth sleeve is in a hollow shape, the driving shaft is sheathed into the driving tooth sleeve, the driving shaft and the driving tooth sleeve are fixedly connected into a whole by a pin bolt, and the end of the driving tooth sleeve is sheathed into a color ribbon frame positioning groove hole. The present invention can effectively prevent the driving shaft from being twisted off because of a ribbon clamping phenomenon and can also send out mechanical impact beep in time. The present invention reminds a user to immediately turn off for cleaning up faults.
Description
Technical field
The present invention relates to a kind of drive axle of colour ribbon, especially a kind ofly have arrangement of clutch, can prevent the drive axle of colour ribbon that driving shaft is forced to twist off because of cassette tape.
Background technology
Adopt the painted impact printer of colour band as a kind of computer peripheral, had history remote.At present impact printer still exists widely in a lot of fields and uses, and for example some certificate printings, bill printing and some need the field of continuous stationery record etc.Use the practical experience of impact printer to tell us, the mobile of printer color tape is to be driven by the transmission mechanism inside and outside the colour band frame, by pulling, winding colour band, colour band constantly moved in the process that band is printed.The driving cog wheel disc engagement of transmission mechanism is socketed in motor output end, drive by drive motors, the driving cog wheel disc connects drive axle of colour ribbon, and driving shaft is moving and rotate by the travelling gear dribbling, and the end of driving shaft is inserted in the slotted eye of the rotating disc locating slot that twines colour band in the colour band frame and is located.Therefore, its groundwork mechanism is to drive the driving cog wheel disc by drive motors.The moving drive axle of colour ribbon of travelling gear dribbling rotates, and driving shaft drives the rotating disc that twines colour band again and rotates, thereby with the colour band pulling, constantly moves.Colour band is after having used a period of time; because painted consumption, wearing and tearing; often need more renew colour band; if the colour band of changing does not install; reason such as perhaps the colour band core is outmoded; after installing; start when printing; the cassette tape phenomenon takes place between colour band and ribbon cartridge through regular meeting; just colour band is stuck, and the driving cog wheel disc is subjected to the driving of drive motors always and rotates, and the driving shaft that is inserted in the rotating disc locating slot can not rotate; but at this moment driving shaft still bears the driving force from the driving cog wheel disc, so driving shaft is very easy to be subjected to the effect of torsion and ruptures.When simultaneously cassette tape taking place, not only, stall twisted off easily because of making driving shaft, and the bigger electric current of stall generation, for drive motors, had a strong impact on its normal service life.When cassette tape taking place,, often be difficult to find at once, fix a breakdown and can't in time shut down if the user is not monitoring the duty of printer always.Therefore, there is serious defective in existing drive axle of colour ribbon structure.
Summary of the invention
The objective of the invention is at the deficiency of prior art and a kind of drive axle of colour ribbon is provided, it can prevent that driving shaft is forced to twist off because of cassette tape, and can send warning, voice prompt in time, so that operating personnel's transaction card zoning immediately.
The object of the present invention is achieved like this:
A kind of drive axle of colour ribbon, the end of driving shaft are inserted in the colour band frame location notch hole, the output engaged transmission toothed disc of drive motors, and the driving cog wheel disc is set on the driving shaft, is provided with arrangement of clutch between wherein said driving shaft and the driving cog wheel disc.Described arrangement of clutch is made of the driving gear cover on top and the clutch bulge loop of bottom; Wherein the socket of driving gear cover cooperates the driving gear cover and convexes with the bulge loop of boss at the middle part, and bulge loop places on the driving cog wheel disc; Driving cog wheel disc upper surface is provided with jut, and corresponding jut overlaps should jut is provided with recess in the bulge loop bottom surface; Driving gear cover top and driving shaft fix as one by pin.
Described driving gear cover is hollow form, and driving shaft is inserted in the arrangement of clutch driving gear cover, and be inserted in the colour band frame location notch hole driving gear cover end.
Described jut is more than one with corresponding recess, has certain clearance mutually.
Be provided with return spring in the cavity that forms between described driving gear cover inside and the bulge loop, a termination bulge loop upper surface of return spring, another termination driving gear cover inside top surface.
According to the technique scheme analysis as can be known, the present invention is simple and reasonable, not only can prevent effectively that the driving shaft that causes because of cassette tape from being twisted off, and can send the mechanical impact warning in time, reminds the user to shut down immediately, removes fault.In addition, the present invention also can directly change in original device.Therefore, after the driving shaft of existing structure twists off, during replacing, can directly change the present invention into, thereby eradicate the hidden danger that driving shaft is twisted off easily up hill and dale.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
As shown in Figure 1, the present invention is a kind of drive axle of colour ribbon.Between driving shaft 1 and driving cog wheel disc 2, be provided with arrangement of clutch 3.Arrangement of clutch 3 is made of the driving gear cover 31 on top and the clutch bulge loop 34 of bottom.Driving gear cover 31 be a hollow form, and driving shaft 1 is inserted in the arrangement of clutch driving gear cover 31, and driving gear overlaps 31 tops and driving shaft 1 fixes as one by pin 4, so driving shaft 1 is when rotating, and driving gear overlaps 31 rotations in the lump.Can directly replace existing driving shaft 1 for making driving gear cover 31, and do not change the structure of miscellaneous part, the end 32 of driving gear cover 31 is designed to the structure the same with original driving shaft 1, therefore driving gear can be overlapped the former driving shaft 1 of 31 replacements, directly be inserted in the colour band frame location notch hole.Driving gear overlaps 31 bottom socket bulge loops 34, and for cooperating driving gear cover 31, convexes with boss 33 at the middle part of bulge loop 34, the effect of boss 33 be ensure play with driving cog wheel disc 2 carry out bulge loop 34 that clutch cooperates and driving gear overlap 31 between socket fix.Bulge loop 34 places on the driving cog wheel disc 2.Driving cog wheel disc 2 upper surfaces are provided with jut 21, corresponding jut 21, should jut 21 is provided with recess 35, jut 21 is more than one with corresponding recess 35, has certain clearance mutually at bulge loop 34 bottom surfaces covers.In addition, be provided with return spring 5 in the cavity that between driving gear cover 31 inside and bulge loop 34, forms, a termination bulge loop 34 upper surfaces of return spring 5, another termination driving gear overlaps 31 inside top surface.Can guarantee like this can contact effectively between bulge loop 34 and the driving cog wheel disc 2.When normal condition, jut 21 and recess 35 contrapositions, and combine closely because of the effect of return spring 5.
The present invention's installation is combined in the colour band frame and locatees outward.When not having the cassette tape phenomenon to take place, driving cog wheel disc 2 is rotated by the driving of drive motors, because the fit effect of jut 21 and recess 35, driving shaft 1 is subjected to driving cog wheel disc 2 and drives rotation.Also rotate smoothly with arrangement of clutch 3 with driving shaft 1; When cassette tape took place, driving shaft 1 can not rotate, and the arrangement of clutch 3 that fixes as one with driving shaft 1 also no longer rotates.At this moment because printer is still in running order, driving cog wheel disc 2 is still rotating.Relativity between driving cog wheel disc 2 and the bulge loop 34 makes jut 21 leave recess 35, so driving shaft 1 is not subjected to the effect of torsion, and friction constantly between jut 21 and the recess 35 knocks simultaneously, and the prompting operating personnel in time shut down.
Because end 32 structures of driving gear cover 31 are consistent with driving shaft 1, so the present invention can directly replace existing driving shaft 1, changes very convenient.
Claims (4)
1, a kind of drive axle of colour ribbon, be inserted in the colour band frame location notch hole end of driving shaft, the output engaged transmission toothed disc of drive motors, the driving cog wheel disc is set on the driving shaft, be provided with arrangement of clutch between described driving shaft and the driving cog wheel disc, it is characterized in that: described arrangement of clutch is made of the driving gear cover on top and the clutch bulge loop of bottom; Wherein the socket of driving gear cover cooperates the driving gear cover and convexes with the bulge loop of boss at the middle part, and bulge loop places on the driving cog wheel disc; Driving cog wheel disc upper surface is provided with jut, and corresponding jut overlaps should jut is provided with recess in the bulge loop bottom surface; Driving gear cover top and driving shaft fix as one by pin.
2, drive axle of colour ribbon according to claim 1 is characterized in that: described driving gear cover is hollow form, and driving shaft is inserted in the arrangement of clutch driving gear cover, and be inserted in the colour band frame location notch hole driving gear cover end.
3, drive axle of colour ribbon according to claim 1 is characterized in that: described jut is more than one with corresponding recess, has certain clearance mutually.
4, drive axle of colour ribbon according to claim 1 and 2 is characterized in that: be provided with return spring in the cavity that forms between described driving gear cover inside and the bulge loop, a termination bulge loop upper surface of return spring, another termination driving gear cover inside top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00132550 CN1128721C (en) | 2000-11-27 | 2000-11-27 | Drive axle of colour ribbon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00132550 CN1128721C (en) | 2000-11-27 | 2000-11-27 | Drive axle of colour ribbon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1355102A CN1355102A (en) | 2002-06-26 |
| CN1128721C true CN1128721C (en) | 2003-11-26 |
Family
ID=4595229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00132550 Expired - Fee Related CN1128721C (en) | 2000-11-27 | 2000-11-27 | Drive axle of colour ribbon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1128721C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101500893B (en) * | 2006-08-15 | 2011-07-13 | 格尔德莫斯卡机械厂股份公司 | Tape stripping machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201513541D0 (en) * | 2015-07-31 | 2015-09-16 | Videojet Technologies Inc | Tape drive and associated spool |
-
2000
- 2000-11-27 CN CN 00132550 patent/CN1128721C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101500893B (en) * | 2006-08-15 | 2011-07-13 | 格尔德莫斯卡机械厂股份公司 | Tape stripping machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1355102A (en) | 2002-06-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1128721C (en) | Drive axle of colour ribbon | |
| CN201801232U (en) | Broken-yarn self-stopping device of grooved-drum-type cheese winder | |
| CN215248712U (en) | Silver-plated flat wire winding and arranging device | |
| CN209452912U (en) | A kind of brake device of electric chain saw | |
| CN210048306U (en) | Mechanical concentric twisting and rewinding inclined plane friction driving device | |
| CN201496192U (en) | Electric starting device for engine of pedal motorcycle | |
| CN219696245U (en) | Tooth ring structure of automatic coil winding machine | |
| CN2627039Y (en) | Take-up apparatus for computer controlled embroidery machine | |
| CN207406719U (en) | One kind two keeps off countershaft transmission structure | |
| CN210505112U (en) | Brake ratchet device for pipe coiling device | |
| CN2486777Y (en) | One-way clutch device for electric scooter | |
| CN201604366U (en) | Ribbon driving mechanism and ribbon cartridge with ribbon driving mechanism | |
| CN2328750Y (en) | Lock core for inserting core lock | |
| CN2573385Y (en) | Code stamping mechanism of automatic film closing machine | |
| CN215266556U (en) | Conveniently-detached battery cover for automobile | |
| CN2429962Y (en) | Electric motor shaft with flexible connector | |
| CN211208820U (en) | Power line with take-up mechanism | |
| CN2439780Y (en) | Aquarium lid | |
| CN202310537U (en) | Front negative-pressure fan | |
| CN220131434U (en) | Paper picking device and printer | |
| CN202218104U (en) | Light hand-pulling structure for motor of open-close type curtain | |
| CN212564130U (en) | External clutch mechanism of telescope bracket | |
| CN220733263U (en) | Heat dissipation mechanism and vehicle-mounted liquid crystal display | |
| CN218649800U (en) | Friction pressing plate quick dismounting structure of drum type fishing line reel | |
| CN213879539U (en) | Novel structure speed reduction wheel hub motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |