CN201013859Y - Differential tuning cam wheel collapsible type advertisement board transmission mechanism - Google Patents
Differential tuning cam wheel collapsible type advertisement board transmission mechanism Download PDFInfo
- Publication number
- CN201013859Y CN201013859Y CNU200620068042XU CN200620068042U CN201013859Y CN 201013859 Y CN201013859 Y CN 201013859Y CN U200620068042X U CNU200620068042X U CN U200620068042XU CN 200620068042 U CN200620068042 U CN 200620068042U CN 201013859 Y CN201013859 Y CN 201013859Y
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- cam
- piece
- fastening piece
- rotating shaft
- transmission device
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Abstract
The utility model discloses a transmission device of a removable reset cam advertising board. The utility model consists of a cam and a rotating shaft, the utility model is characterized in that a fastening piece is arranged between the cam and the rotating shaft. The cam and the rotating shaft are fixed into a whole by the fastening piece. Compared with the prior art, the utility model has the advantages of regular performance and being convenient for debugging, and that the trouble is easy to clear.
Description
Technical field
The utility model relates to the detachable billboard transmission device of a kind of fine setting cam.
Background technique
The transmission device of existing turn-over billboard inside mostly is the intermittent cam formula.The main dependence of this device people's intelligence is adjusted the moving law of billboard, so just causes the operation of billboard irregular easily.And the cam in the common transmission device is global design, so need when breaking down transmission shaft is cut off and could keep in repair, so also causes the inconvenience of maintenance.
Summary of the invention
The purpose of this utility model is to overcome the defective that prior art exists, the detachable billboard transmission device of fine setting cam that provide a kind of and be convenient to debug, working law and fault is easy to get rid of.
For achieving the above object, the utility model has been taked following technological scheme:
The detachable billboard transmission device of a kind of fine setting cam comprises cam and rotating shaft, it is characterized in that being provided with fastening piece between cam and rotating shaft, and fastening piece is fixed as one cam and rotating shaft.
In the technique scheme, the top of described fastening piece is a fastening piece projection, and the bottom of fastening piece is an annular projection, and the annular groove of cam bottom is provided with an open-work, and the annular projection that fastens part matches with open-work, can be set in the open-work; The mid-rear portion of described fastening piece is the cylinder boss of a hollow, and the bottom of cam then is provided with an annular recess, and the fastening piece boss matches with groove, can be set in the groove, and by nail fastening piece boss and groove is fixed as one.
As improvement of the technical scheme, described rotating shaft can be set in the cylinder boss and with it and be fixed as one.Be provided with projection in the described cylinder boss, then have groove on the outer surface of rotating shaft, the projection in the cylinder boss matches with the groove on the rotating shaft outer surface.
Described cylinder boss is being provided with a reference line by on the trapezoidal cylndrical surface, during adjustment, can can carry out clocklike machinery adjustment with reference to the location graduation line on the fastening piece on the part with reference to fastening, with screw fastening piece is fixed in the good position of debugging afterwards, just make several rotations always differ same angle, make the operation of whole billboard reach perfect degree with axis cam.
As improvement of the technical scheme, between fastening piece and rotating shaft, be provided with tightening nut, tightening nut combines with fastening piece and by spiral through rotating shaft fastening piece is locked in the rotating shaft.
Another kind as technique scheme improves, and described cam comprises fractionation piece A and splits piece B; A horse shoe shaped groove is respectively established at the two end part that split piece A, and a breach is arranged on end face, and the bottom of horse shoe shaped groove has a hole; The inboard that splits piece A end face respectively is provided with half cylindrical grooves; The two end part that split piece B respectively establish one can with split the piece A horse shoe shaped groove cylindrical bump of clamping mutually, the both ends of the surface inboard respectively establish one with split the piece A semi-cylindrical groove semi-cylindrical projection that socket-connects.
In the technique scheme, the fast A of described fractionation bottom is an annular boss, and this boss is provided with a breach; Bottom notch place the direction vertical and bottom surface is provided with a trapezoidal projection.Be equipped with the identical graduation line of spacing on the fast A of described fractionation, the B; After the two fractionation piece clampings, the graduation line cooperation above it is divided into uniform unit with circumference.
As the further improvement of technique scheme, the utility model also is provided with drive wheel, and described drive wheel comprises three internal tooths and three external tooths, coaxial with billboard and with camshaft to mutually vertical.When advertisement group operated, rotating shaft drove cam rotation, and the trapezoidal projection of cam is stirred the internal tooth of drive wheel, and the breach of its external tooth and cam engagement is simultaneously so gone down, and cam rotates always, intermittently stirs drive wheel, and billboard intermittently rotates.
Compared with prior art, the utlity model has and be convenient to debugging, working law and fault and be easy to advantages such as eliminating.
Description of drawings
Fig. 1 is STRUCTURE DECOMPOSITION figure of the present utility model;
Fig. 2 is the STRUCTURE DECOMPOSITION figure of the utility model cam;
Fig. 3 is the textural association figure of the utility model cam;
Fig. 4 is the structural representation of the fastening piece projection of fastening piece of the present utility model;
Fig. 5 is the structural representation of drive wheel of the present utility model.
Embodiment
Below in conjunction with Figure of description the utility model is further described.
Fig. 1 is STRUCTURE DECOMPOSITION figure of the present utility model; Fig. 2 is the STRUCTURE DECOMPOSITION figure of the utility model cam; Fig. 3 is the textural association figure of the utility model cam; Fig. 4 is the structural representation of the fastening piece projection of fastening piece of the present utility model.
As Fig. 1-shown in Figure 4: the detachable billboard transmission device of a kind of fine setting cam, comprise cam 1 and rotating shaft 2, it is characterized in that between cam and rotating shaft, being provided with fastening piece 3, fastening piece is fixed as one cam and rotating shaft.
In the technique scheme, the bottom of described fastening piece 3 is an annular projection 31, and the annular groove 11 of cam 1 bottom is provided with an open-work 111, and the annular projection 31 of fastening piece matches with this open-work, can be set in the open-work; The mid-rear portion of described fastening piece 3 is the cylinder boss 32 of a hollow,, fastening piece boss 32 matches with groove 11, can be set in the groove, and by nail fastening piece boss and groove is fixed as one.
As improvement of the technical scheme, then have groove 21 on the outer surface of described rotating shaft 2, rotating shaft 2 can be set in the cylinder boss 32 and with it and be fixed as one.Be provided with projection 321 in the described cylinder boss 32, the projection in the cylinder boss matches with the groove on the rotating shaft outer surface.
Described cylinder boss is being provided with a reference line 322 by on the trapezoidal cylndrical surface, during adjustment, can can carry out clocklike machinery adjustment with reference to the location graduation line on the fastening piece on the part with reference to fastening, with screw fastening piece is fixed in the good position of debugging afterwards, just make several rotations always differ same angle, make the operation of whole billboard reach perfect degree with axis cam.
As improvement of the technical scheme, between fastening piece and rotating shaft, be provided with tightening nut 4, tightening nut combines with fastening piece and by spiral through rotating shaft fastening piece is locked in the rotating shaft.
Another kind as technique scheme improves, and described cam comprises fractionation piece A11 and splits piece B12; A horse shoe shaped groove A111 is respectively established at the two end part that split piece A, and a breach A112 is arranged on end face, and the bottom of horse shoe shaped groove has a hole; The inboard that splits piece A end face respectively is provided with half cylindrical grooves A113; The two end part that split piece B respectively establish one can with split the piece A horse shoe shaped groove cylindrical bump B121 of clamping mutually, the both ends of the surface inboard respectively establish one with split the piece A semi-cylindrical groove semi-cylindrical projection that socket-connects.
In the technique scheme, the fast A of described fractionation bottom is an annular boss, and this boss is provided with a breach; Bottom notch place the direction vertical and bottom surface is provided with a trapezoidal projection.Be equipped with the identical graduation line of spacing 13 on the fast A of described fractionation, the B; After the two fractionation piece clampings, the graduation line cooperation above it is divided into uniform unit with circumference.
As the further improvement of technique scheme, the utility model also is provided with drive wheel 5, and described drive wheel comprises three internal tooths 51 and three external tooths 52, coaxial with billboard and with camshaft to mutually vertical.When advertisement group operated, rotating shaft drove cam rotation, and the trapezoidal projection of cam is stirred the internal tooth of drive wheel, and the breach of its external tooth and cam engagement is simultaneously so gone down, and cam rotates always, intermittently stirs drive wheel, and billboard intermittently rotates.
Compared with prior art, the utlity model has and be convenient to debugging, working law and fault and be easy to get rid of etc. Advantage.
Claims (9)
1. the detachable billboard transmission device of fine setting cam comprises cam and rotating shaft, it is characterized in that being provided with fastening piece between cam and rotating shaft, and fastening piece is fixed as one cam and rotating shaft.
2. lock catch type billboard transmission device according to claim 1, the mid-rear portion that it is characterized in that described fastening piece is the cylinder boss of a hollow, the bottom of fastening piece is an annular projection; The bottom of cam then is provided with an annular recess, then has an open-work that socket-connects with the fastening piece annular projection on the annular groove; The fastening piece boss matches with the annular recess of cam, can be set in the groove, and be fixed as one by the annular recess of nail with fastening piece boss and cam.
3. the detachable billboard transmission device of fine setting cam according to claim 2 is characterized in that being provided with projection in the described cylinder boss, then has groove on the outer surface of rotating shaft, and the projection in the cylinder boss matches with the groove on the rotating shaft outer surface.
4. the detachable billboard transmission device of fine setting cam according to claim 3 is characterized in that described cylinder boss is being provided with a reference line by on the trapezoidal cylndrical surface.
5. the detachable billboard transmission device of fine setting cam according to claim 4 is characterized in that being provided with tightening nut between fastening piece and rotating shaft, and tightening nut combines with fastening piece and by spiral through rotating shaft fastening piece is locked in the rotating shaft.
6. the detachable billboard transmission device of fine setting cam according to claim 5 is characterized in that described cam comprises fractionation piece A and splits piece B; A horse shoe shaped groove is respectively established at the two end part that split piece A, and a breach is arranged on end face, and the bottom of horse shoe shaped groove has a hole; The inboard that splits piece A end face respectively is provided with half cylindrical grooves; The two end part that split piece B respectively establish one can with split the piece A horse shoe shaped groove cylindrical bump of clamping mutually, the both ends of the surface inboard respectively establish one with split the piece A semi-cylindrical groove semi-cylindrical projection that socket-connects.
7. the detachable billboard transmission device of fine setting cam according to claim 6 is characterized in that the fast A of described fractionation bottom is an annular boss, and this boss is provided with a breach; Bottom notch place the direction vertical and bottom surface is provided with a trapezoidal projection.
8. the detachable billboard transmission device of fine setting cam according to claim 7 is characterized in that being equipped with the identical graduation line of spacing on the fast A of described described fractionation, the B; After the two fractionation piece clampings, the graduation line cooperation above it is divided into uniform unit with circumference.
9. the detachable billboard transmission device of fine setting cam according to claim 8 is characterized in that also being provided with drive wheel, described drive wheel coaxial with billboard and with camshaft to mutually vertical, comprise three internal tooths and three external tooths; In billboard when running,, the trapezoidal projection of cam is stirred the internal tooth of drive wheel, the external tooth of drive wheel then with the breach engagement of cam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620068042XU CN201013859Y (en) | 2006-11-17 | 2006-11-17 | Differential tuning cam wheel collapsible type advertisement board transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620068042XU CN201013859Y (en) | 2006-11-17 | 2006-11-17 | Differential tuning cam wheel collapsible type advertisement board transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201013859Y true CN201013859Y (en) | 2008-01-30 |
Family
ID=39025652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200620068042XU Expired - Fee Related CN201013859Y (en) | 2006-11-17 | 2006-11-17 | Differential tuning cam wheel collapsible type advertisement board transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201013859Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337222A (en) * | 2013-07-01 | 2013-10-02 | 京东方科技集团股份有限公司 | Flexible display device |
-
2006
- 2006-11-17 CN CNU200620068042XU patent/CN201013859Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337222A (en) * | 2013-07-01 | 2013-10-02 | 京东方科技集团股份有限公司 | Flexible display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080130 Termination date: 20091217 |