CN2056203U - Intermittently-rotating gearing - Google Patents
Intermittently-rotating gearing Download PDFInfo
- Publication number
- CN2056203U CN2056203U CN 89218796 CN89218796U CN2056203U CN 2056203 U CN2056203 U CN 2056203U CN 89218796 CN89218796 CN 89218796 CN 89218796 U CN89218796 U CN 89218796U CN 2056203 U CN2056203 U CN 2056203U
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- CN
- China
- Prior art keywords
- gear
- cam
- bolt
- hypodontia
- hypodontia gear
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Abstract
The utility model discloses an intermittently rotating gearing. A drive gear driven by the rotation of a motor is correspondingly engaged with an edentulous gear made of synthetic resin. Thus, an acting component can carry out the specified actions. The edentulous gear is provided with a metal spring component connected with a cam wheel part which drives the acting component. The edentulous gear presses a spring component onto the coupling part of the cam wheel of the acting component when a bolt lock approach is in a stationary state. When the bolt lock of the bolt lock approach of the edentulous gear is disengaged, the edentulous gear is rotated to a position for engaging with the drive gear.
Description
The present invention relates to a kind of intermittent rotation transmission device, it is applicable to and for example is the action of launching of realization tape recorder that steering force that need only be less just can be operated the pallet that makes hypodontia gear bolt-lock and can not rotate, and makes occasions such as above-mentioned hypodontia gear rotates a circle.
In the past, actuation gear by motor rotation driving, have anodontia and cam part and have tooth portion be arranged on may with position that above-mentioned actuation gear is meshed on, the hypodontia gear of making by synthetic resin, bolt-lock on the part of this hypodontia gear, make above-mentioned static while of hypodontia gear above-mentioned anodontia portion be in bolt-lock means in the face of the position of actuation gear, remain static with above-mentioned bolt-lock means down at above-mentioned hypodontia gear, this hypodontia gear is applied rotating force, and remove the bolt-lock of above-mentioned bolt-lock means, above-mentioned hypodontia gear is rotated, making above-mentionedly has tooth portion to forward the elasticity starting means that begin the engagement place with above-mentioned actuation gear to, the cam end-to-end joint part that contacts with above-mentioned cam part and the rotation of above-mentioned hypodontia gear link, and realize the action component of the action of defined; The intermittent rotation transmission device that possesses above these features is opened clear 60-113349 communique and spy with the spy respectively and is opened clear 61-17248 communique and announced.
These existing devices the former (spy opens clear 60-113349 communique), a side is provided with the spring-loaded projection on the hypodontia gear, one end of leaf spring or bar spring is fixed on frame, goes up and the free end and the crimping of above-mentioned spring-loaded projection of the other end, constitutes elasticity starting means with this.Thereby need more space that spring is set, design is restricted for this reason, therefore load when simultaneously the tightening force of spring becomes the rotation of hypodontia gear, and the thickness of spring-loaded projection increases the axial dimension of hypodontia gear exists the in addition problem of miniaturization and.
Latter's (spy opens clear 61-17428 communique) has a rocking arm, and its cardinal extremity is installed on the frame, can freely rotate, and its front end contacts with the cam slide of hypodontia gear, between this rocking arm and moving member spring is housed, and constitutes elasticity starting means with this.Do like this, the size of elasticity starting means is bigger, and simultaneously this device needs more space, and design is restricted for this reason, exists the in addition problem of miniaturization and equally.
The present invention is because above-mentioned situation is contained in elasticity starting means in the face of hypodontia gear, and purpose is to seek the intermittent rotation transmission device that is provided is improved the degrees of freedom and the miniaturization and of design.
In order to achieve the above object, the present invention is provided with continuous mutually with the cam part of hypodontia gear and then is crimped on the cam end-to-end joint part when this hypodontia gear remains static by the bolt-lock means and the metal spring parts of tension, and these metal spring parts and above-mentioned cam end-to-end joint part constitute elasticity starting means jointly.
By the spring section that is located on the hypodontia gear, constitute elasticity starting means with the cam end-to-end joint part that is located on the action component, thereby these elasticity starting means can be put in the hypodontia face of gear therefore whole device compactness.
Do the graphic formula explanation with regard to one embodiment of the present of invention below.
Fig. 1 cuts planimetric map open for the part of intermittent rotation transmission device of the present invention,
Fig. 2 is the enlarged perspective of the part of the hypodontia gear of same device and latch arm.
In Fig. 1, (1) is frame, is provided with motor (2) on it, actuation gear (3) and hypodontia gear (4).The rotating force of motor (2) is by being arranged on a plurality of gears (5 that have of the following side of frame (1)
1, 5
2, 5
3, 5
4) the gear type power-transmitting unit (5) formed, passing to actuation gear (3), the up time direction constant speed that actuation gear (3) press among the figure is rotated.Hypodontia gear (4) is made by synthetic resin, and the axle (6) that is fixed therein in the heart is supported on the frame and can rotates freely.The periphery of hypodontia gear (4) has anodontia (7) and tooth portion (8) is arranged, this have tooth portion (8) be set at can with position that actuation gear (3) are meshed on.The upper central of hypodontia gear (4) have one with the distance at the center cam part (9) that changes of shape in the shape of a spiral.In addition, on hypodontia gear (4) outside Monday side, be provided with along its periphery and become circular-arc guiding ditch (10).Hypodontia gear (4) relies on bolt-lock means (11), and toothless portion) (7) is still on the position of actuation gear (3).Bolt-lock means (11) are provided with latch arm (12).This latch arm is supported on the frame by axle (13) on the cardinal principle intermediate portion and can rotates freely.At an end of latch arm (12) as shown in Figure 2 bolt head (14) is arranged, can freely tack or throw off in order to make this bolt head, croze with matching (15) is arranged on hypodontia gear (4) and goes up outer Monday of side.In addition, bolt head (14) and can being embedded in the guiding ditch (10) of hypodontia gear (4) is free to slide.The front end of the embolism (17) of the other end of latch arm (12) and electromagnet (16) links.This electromagnet (16) is contained on the frame (1).Connect excitation as electromagnet (16), by embolism (17), latch arm (12) deviates from bolt head (14), so the bolt-lock of hypodontia gear (4) is disengaged just can rotate to a direction from croze (15).It is to compress along the bolt-lock direction in croze that plunger (17) makes the bolt head of latch arm (12) by unillustrated spring among the figure.And be provided with elasticity starting means (18) on the position in hypodontia gear (4) face.These elasticity starting means (18), under the bolt-lock of hypodontia gear (4) bolt-lock means (11) and remain static, when this hypodontia gear (4) is applied rotating force, remove because during the bolt-lock of above-mentioned bolt-lock means, hypodontia gear (4) rotation forwards and actuation gear (3) beginning engagement place tooth portion (8) to.Elasticity starting means (18) are made up of the roller (19) of cam end-to-end joint part and the metal spring parts of spring section.Roller (19) and hypodontia gear (4) cam part (9) sliding contact, it is to be supported by an axle that can rotate freely below action component (21).This action component (21) is long narrow planar, and its cardinal extremity is bearing on the frame (1) by axle (22) and can freely rotates.The warpage sheet (23) of action component (21) front end closes sheet (25) with the extension that launches parts (24) front end and hangs mutually and close.This launches parts (24) and arranges to such an extent that it can be moved freely along the side plate (26) of frame (1) left and right directions by figure.Launching parts (24) is strained to the non-side (left side among the figure) of launching by spring (27).This spring (27), one end hang on the spring support (28) of side plate (26), and the other end hangs on the spring support (29) that launches parts (24).(20b 20c) forms metal spring parts (20), slightly is the U font by intermediate (20a) and two lateral plates.This two lateral plate (20b, front end 20c) (20d, 20e) be embedded in croze on the hypodontia gear (4) (30a, 30b) in and bolt-lock, intermediate (20a) then is inserted in the opening (9a) between axle (6) and the cam part.Arc surface is made in the attachment portion of an intermediate (20a) and a lateral plate (20b), and it contacts with the outer circumferential face of axle (6).One lateral plate (20b) of metal spring parts (20) is made the consecutive arc surface of camming surface with cam part (9), and another lateral plate (20c) is made straight line shape.So when hypodontia gear (4) remained static by bolt-lock means (11), a lateral plate (20b) of metal spring parts (20) contacted with roller (19), thereby make roller (19) keep crimped status.As want metal spring parts (20) measure enough greatly around song, the length of roller (19) the crimping part lengthening of having to then.But then under the not rich condition of configuration space, setting is difficult when roller (19) crimping partial-length extends.On the other hand, metal spring parts and roller (19) then can produce elasticity and weaken phenomenon, and the elastic deformation amount also can't increase if the length of crimping part is short.
According to the present invention, metal spring parts (20) are made U font substantially as mentioned above, a side-panel portions (20b) of exposing, promptly the part that contacts with roller (19) still has the length of same degree, simultaneously on lateral plate (20b) opposed inside position, another lateral plate (20c) is set, though little with the length of roller (19) contact segment like this, the elastic deformation amount is increased, can reduce simultaneously and worry to produce the problem that elasticity weakens phenomenon.
The following describes the action of the intermittent rotation transmission device of above-mentioned composition.Among Fig. 1, electromagnet is in its unaccessed state, the bolt head of latch arm (12) is inserted in the croze of hypodontia gear (4) its bolt-lock, and anodontia (7) of this hypodontia gear (4) are in the position in the face of actuation gear (3) simultaneously, and the clockwise direction that this actuation gear (3) press figure rotates.
State from this Fig. 1, as with electromagnet (16) momentary connection excitation, embolism (17) overcomes the tightening force of spring and moves to the top of figure, follow this to move, latch arm (12) will be rotated by the clockwise direction of figure, bolt head (14) will pull-off from the croze (15) of hypodontia gear (4), therefore the bolt-lock to hypodontia gear (4) is disengaged, because the tightening force of metal spring parts (20), hypodontia gear (4) rotates to the counterclockwise direction of figure, and the tooth portion (8) that has that always forwards hypodontia gear (4) to is about to till actuation gear (3) is meshed.When having after the engagement of tooth portion (8) and actuation gear (3) of hypodontia gear (4), the counterclockwise rotation that the rotating force of this actuation gear (3) makes hypodontia gear (4) press figure, follow this rotation, the bolt head (14) of latch arm (12) enters in the guiding ditch (10) of hypodontia gear (4) with it that bolt closes.In company with the rotation of this hypodontia gear (4), because roller (19) contacts with its cam part (9), the clockwise direction that action component (21) is pressed figure rotates.Along with the rotation of this action component (21), launch parts (24) and overcome the tightening force of spring (27) to right-hand mobile, so realize launching action.When hypodontia gear (4) when original state rotates a circle, the bolt head (14) of latch arm (12) injects croze (15) again and bolt-lock, it is anodontia (7) is in position in the face of actuation gear (3) again, launch parts (24) because the tightening force of spring (27) moves recovery to the left side of figure, follow this to move, action component (21) is pressed the counterclockwise direction of figure and is rotated recovery, becomes the state shown in Fig. 1 again.
Intermittent rotation transmission device of the present invention as mentioned above, be provided with cam part consecutive at the hypodontia gear, and when this hypodontia gear because the bolt-lock means make the metal spring parts of cam docking section crimping when remaining static with tightening force, these metal spring parts and above-mentioned cam docking section consist of elasticity starting means jointly, so these elasticity starting means can be contained in the face of hypodontia gear, therefore reach the purpose of seeking to improve design freedom and miniaturization and.
Claims (1)
1, a kind of intermittent rotation transmission device is characterized in that, has following each several part,
Actuation gear---by motor driving;
The hypodontia gear---make by synthetic resin, be provided with anodontia and cam part and have tooth portion to be located at the position that can be meshed with above-mentioned actuation gear;
The bolt-lock means---bolt-lock makes its static while its anodontia portion be in position in the face of actuation gear on the part of above-mentioned hypodontia gear;
Elasticity starting means---constitute jointly with the cam end-to-end joint part that is located on the following actions parts by the metal spring parts that are located on the hypodontia gear, when the hypodontia gear is crimped on the metal spring parts cam end-to-end joint part during by bolt-lock, at this moment apply rotating force and remove bolt-lock as to the hypodontia gear and it can be rotated to above-mentionedly have tooth portion to begin the position that is meshed with actuation gear, the cam end-to-end joint part just with the hypodontia gear on cam part begin to contact;
Action component---along with the hypodontia gear and establish thereon cam part and be driven the gear drive rotation, the cam end-to-end joint part movement therewith that contacts with cam part, thus the action component that is provided with the cam end-to-end joint part is moved together, finish the action of defined.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP89-66430 | 1989-06-06 | ||
| JP6643089U JP2507892Y2 (en) | 1989-06-06 | 1989-06-06 | Intermittent rotation transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2056203U true CN2056203U (en) | 1990-04-18 |
Family
ID=13315556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89218796 Granted CN2056203U (en) | 1989-06-06 | 1989-11-06 | Intermittently-rotating gearing |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2507892Y2 (en) |
| CN (1) | CN2056203U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113243519A (en) * | 2021-04-02 | 2021-08-13 | 湖南康琪壹佰生物科技有限公司 | Health food with refreshing, weight reducing and weight reducing effects, and its preparation method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5167303A (en) * | 1974-12-09 | 1976-06-10 | Takahama Industry | Nendoseiwagawarano seizohoho oyobi seikeikanagata |
| CN107539700A (en) * | 2017-09-29 | 2018-01-05 | 洛阳理工学院 | A kind of curve generating glass conveying carrier roller device |
-
1989
- 1989-06-06 JP JP6643089U patent/JP2507892Y2/en not_active Expired - Fee Related
- 1989-11-06 CN CN 89218796 patent/CN2056203U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113243519A (en) * | 2021-04-02 | 2021-08-13 | 湖南康琪壹佰生物科技有限公司 | Health food with refreshing, weight reducing and weight reducing effects, and its preparation method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH036151U (en) | 1991-01-22 |
| JP2507892Y2 (en) | 1996-08-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |