CN209511029U - A kind of planetary gear transmission mechanism - Google Patents
A kind of planetary gear transmission mechanism Download PDFInfo
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- CN209511029U CN209511029U CN201822257938.8U CN201822257938U CN209511029U CN 209511029 U CN209511029 U CN 209511029U CN 201822257938 U CN201822257938 U CN 201822257938U CN 209511029 U CN209511029 U CN 209511029U
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- planetary gear
- transmission
- clutch
- main shaft
- gear
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Abstract
The utility model discloses a kind of planetary gear transmission mechanisms, comprising: planetary gear set；And at least one set of clutch component below planetary gear set, planetary gear set include: the transmission main shaft longitudinally extended；The transmission gear being sheathed on transmission main shaft；And at least two sub- planetary gears being meshed with the periphery of transmission gear, wherein the sub- transmission shaft longitudinally extended, transmission gear and transmission main shaft Joint are connected at the center of sub- planetary gear upper surface.It according to the utility model, is quick on the draw, substantially reduces Brake feedback delay phenomenon, while planetary gear set can also be stopped in time and stop, further reduce polish error, be conducive to the polishing precision for improving 3D bend glass.
Description
Technical field
The utility model relates to 3D bend glass preparation field, in particular to a kind of planetary gear transmission mechanism.
Background technique
The glass cover-plate used on smart terminal product display on existing market can be divided into: 2D glass, 2.5D glass and
3D bend glass, wherein the pure flat surface glass of 2D glass, that is, common, without any cambered design；It is flat that 2.5D glass is then intermediate
Face design, edge use cambered design；Then intermediate and marginal portion may be designed to curved arc to 3D bend glass.3D is bent
Surface glass mainly be bent using hot-bending machine, can achieve higher crooked radian, some physics of 3D bend glass
Characteristic is substantially better than 2D and 2.5D glass.3D bend glass has frivolous, transparent cleaning, anti-fingerprint, anti-dazzle, hard, scratch resistance
Wound, the advantages that weatherability is good, can not only promote the novel appearance of smart terminal product, can also bring outstanding touch-control hand
Sense brings preferably display and touch experience.
The production process of 3D bend glass mainly has at present: sawing sheet, CNC, rib throwing, hot bending, grinding and polishing, plated film etc.,
In, the grinding and polishing after hot bending processing is particularly important, plays the role of forming a connecting link in entire process, make to a certain extent
About the height of final 3D bend glass yields.And in grinding and polishing process, it generally requires to use to 3D bend glass half
The planetary gear transmission mechanism of finished product progress periodic rotary.
For 3D bend glass due to the specificity of its own structure, i.e. the curved surface radian on its surface is more, therefore, throws in grinding
It needs constantly to rotate 3D bend glass in light process, so that the intrusion of its surface polishing is of uniform size, meets design and want
It asks, when 3D bend glass turns to designated position, needs the planetary gear set to lasting rotation to brake, and in the position
The certain time that shuts down is set, there is following problems for existing planetary gear transmission mechanism: firstly, Brake feedback exists
Delay phenomenon influences quality of finish so that there are deviations for the position location of 3D bend glass is larger；Secondly, after braking, gear
It can not stop and stop in a short time, lead to the further increasing of the deviations of 3D bend glass, it is larger to eventually lead to polish error, nothing
Method meets design requirement.
In view of this, it is really necessary to develop a kind of planetary gear transmission mechanism, to solve the above problems.
Utility model content
For the shortcomings of the prior art, the purpose of the utility model is to provide a kind of Planetary Gear Transmission machines
Structure is quick on the draw, and substantially reduces Brake feedback delay phenomenon, while planetary gear set can also be stopped in time and stopped, into
One step reduces polish error, is conducive to the polishing precision for improving 3D bend glass.
In order to realize above-mentioned purpose according to the present utility model and other advantages, a kind of Planetary Gear Transmission machine is provided
Structure, comprising:
Planetary gear set；And
At least one set of clutch component below planetary gear set, planetary gear set include:
The transmission main shaft longitudinally extended；
The transmission gear being sheathed on transmission main shaft；And
At least two sub- planetary gears being meshed with the periphery of transmission gear,
Wherein, the sub- transmission shaft longitudinally extended, transmission gear and transmission are connected at the center of sub- planetary gear upper surface
Main shaft Joint.
Preferably, it is rotationally arranged with main planetary gear on transmission main shaft, which is located at transmission gear
Underface.
Preferably, the transmission ratio between sub- planetary gear and transmission gear is 1/4~1/2.
Preferably, the transmission ratio between sub- planetary gear and transmission gear is 1/2.
Preferably, the number of teeth of main planetary gear and radius are consistent with transmission gear.
Preferably, be arranged with the clutch stress piece being selectively clamped with main planetary gear on transmission main shaft, the clutch by
Power piece is set to the underface of main planetary gear, and the linear axis being sheathed on transmission main shaft is equipped between clutch stress piece and transmission main shaft
It holds, so that clutch stress piece can also be along sliding while as transmission main shaft rotates above and below transmission main shaft.
Preferably, the periphery of clutch stress piece opens up the clutch stress slot of its oriented inner recess.
Preferably, clutch component includes:
Clutch bracket；
Clutch-drive on clutch bracket；And
The engaging power piece being connected with the power output end of clutch-drive,
Wherein, engaging power piece is horizontally extending and is inserted among the clutch stress slot, the engaging power piece
It is selectively moved up and down under the driving of clutch-drive, so that clutch stress piece and main planetary gear are selectively clamped.
Preferably, clutch component is relatively provided with two groups.
Preferably, be formed on the bottom end of transmission main shaft a circle extend horizontally outward limit plate, limit plate and clutch by
Jacking reset spring is equipped between power plate.
The utility model compared with prior art, the beneficial effect is that: it is quick on the draw, and substantially reduces Brake feedback and prolongs
Slow phenomenon, while planetary gear set can also be stopped in time and stop, polish error is further reduced, is conducive to improve 3D curved surface
The polishing precision of glass.
Detailed description of the invention
Fig. 1 is the three-dimensional structure view according to planetary gear transmission mechanism described in the utility model；
Fig. 2 is the front view according to planetary gear transmission mechanism described in the utility model；
Fig. 3 is to be regarded according to the three-dimensional structure of planetary gear set in planetary gear transmission mechanism described in the utility model
Figure；
Fig. 4 is the longitudinal sectional view according to planetary gear transmission mechanism described in the utility model.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, the aforementioned and other mesh of the utility model
, features, aspects and advantages will be apparent, to enable those skilled in the art's refer to the instruction text real accordingly
It applies.In the accompanying drawings, for clarity, shape and size can be amplified, and identical attached drawing mark will be used in all figures
Note is to indicate the same or similar component.In the following description, such as center, thickness, height, length, front, back, rear portion,
The words such as the left side, the right, top, bottom, top, lower part are to be based on the orientation or positional relationship shown in the drawings.Particularly, " high
Degree " is equivalent to size from the top to the bottom, and " width " is equivalent to size from left to right, and " depth " is equivalent to be arrived in the past
Size afterwards.These relative terms are to be not intended to need specifically to be orientated for convenience and usually.Be related to attachment,
Connection etc. term (for example, " connection " and " attachment ") refer to these structures pass through intermediate structure directly or indirectly to one another fixation or
The relationship of attachment and movable or rigidly attached or relationship, unless otherwise clearly stating.
Referring to Fig.1~Fig. 4, planetary gear transmission mechanism include:
Planetary gear set 22；And
At least one set of clutch component 25 set on 22 lower section of planetary gear set, planetary gear set 22 include:
The transmission main shaft 221 longitudinally extended；
The transmission gear 222 being sheathed on transmission main shaft 221；And
The sub- planetary gear 224 of at least two to be meshed with the periphery of transmission gear 222,
Wherein, the sub- transmission shaft 225 longitudinally extended, transmission gear are connected at the upper surface center of sub- planetary gear 224
222 with 221 Joint of transmission main shaft.
Further, it is rotationally arranged with main planetary gear 223 on transmission main shaft 221, which is located at
The underface of transmission gear 222.In a preferred embodiment, rotation is equipped between main planetary gear 223 and transmission main shaft 221
The rolling bearing 2231 being sheathed on transmission main shaft 221.
Further, the transmission ratio between sub- planetary gear 224 and transmission gear 222 is 1/4~1/2.
In a preferred embodiment, when the transmission ratio between sub- planetary gear 224 and transmission gear 222 is 1/2, sub-line
The velocity of rotation of star gear 224 is best, can greatly improve the uniformity of 3D bend glass polishing.
Further, the number of teeth of main planetary gear 223 and radius are consistent with transmission gear 222.
Referring to Fig. 4, the positioning sleeve being sheathed on transmission main shaft 221 is equipped between transmission gear 222 and main planetary gear 223
2212。
Further, clutch stress piece 226 is arranged on transmission main shaft 221, which is set to primary planet tooth
The underface of wheel 223 is equipped with the linear bearing being sheathed on transmission main shaft 221 between clutch stress piece 226 and transmission main shaft 221
2261, it can also glide on transmission main shaft 221 while so that clutch stress piece 226 is with the rotation of transmission main shaft 221
It moves.
Further, clutch stress piece 226 and 223 selectivity of main planetary gear are clamped.In a preferred embodiment, from
It closes 226 top surface of stress piece and is equipped with the pin upwardly extended, the bottom surface of main planetary gear 223 is connected with selectively matches with the pin
The copper sheathing connect.
Referring to Fig. 4, clutch component 25 includes:
Clutch bracket 251；
If with the clutch-drive 252 on clutch bracket 251；And
The engaging power piece 253 being connected with the power output end of clutch-drive 252
Wherein, clutch stress piece 226 offers clutch stress slot in its periphery, and engaging power piece 253 prolongs in the horizontal direction
In the clutch stress slot for stretching and being inserted into clutch stress piece 226, the engaging power piece 253 is under the driving of clutch-drive 252
It selectively moves up and down, so that clutch stress piece 226 and 223 selectivity of main planetary gear are clamped.
Further, when the stud with clutch stress piece 226 when moving down, the pin and main planetary gear
The copper sheathing on 223 is separated, and main planetary gear 223 is separated with 226 phase of engaging power piece, no longer rotates synchronously.
Further, the institute when pin of engaging power piece 226 moves up, on the pin and main planetary gear 223
It states copper sheathing to be mutually clamped, so that main planetary gear 223 and engaging power piece 226 rotate synchronously.
Further, clutch component 25 is relatively provided with two groups.By being oppositely arranged two groups of clutch components 25, enable to
The torque being applied on brake block 226 straight down can balance, and prevent brake block from the problem of unilateral serious wear occur, reduce
Frictional dissipation is conducive to extend service life.
Further, it is formed with a circle on the bottom end of transmission main shaft 221 and extends limit plate 2211, limit plate horizontally outward
Jacking reset spring 227 is equipped between 2211 and clutch stressed plate 226, for assisting the pin on clutch stressed plate 226 again
It heads into the copper sheathing of main planetary gear 223.
Number of devices and treatment scale described herein are the explanations for simplifying the utility model.To the utility model
Application, modifications and variations will be readily apparent to persons skilled in the art.
Although the embodiments of the present invention have been disclosed as above, it is not limited in institute in specification and embodiments
Column use, it can be applied to various fields suitable for the present invention completely, for those skilled in the art, can
Easily realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, this is practical
It is novel to be not limited to specific details and legend shown and described herein.
Claims (10)
1. a kind of planetary gear transmission mechanism characterized by comprising
Planetary gear set (22)；And
At least one set of clutch component (25) below planetary gear set (22), planetary gear set (22) include:
The transmission main shaft (221) longitudinally extended；
The transmission gear (222) being sheathed on transmission main shaft (221)；And
The sub- planetary gear (224) of at least two to be meshed with the periphery of transmission gear (222),
Wherein, the sub- transmission shaft (225) longitudinally extended, transmission gear are connected at the upper surface center of sub- planetary gear (224)
(222) with transmission main shaft (221) Joint.
2. planetary gear transmission mechanism as described in claim 1, which is characterized in that transmission main shaft rotationally covers on (221)
Equipped with main planetary gear (223), which is located at the underface of transmission gear (222).
3. planetary gear transmission mechanism as described in claim 1, which is characterized in that sub- planetary gear (224) and transmission gear
(222) transmission ratio between is 1/4~1/2.
4. planetary gear transmission mechanism as claimed in claim 3, which is characterized in that sub- planetary gear (224) and transmission gear
(222) transmission ratio between is 1/2.
5. planetary gear transmission mechanism as claimed in claim 2, which is characterized in that the number of teeth of main planetary gear (223) and half
Diameter is consistent with transmission gear (222).
6. planetary gear transmission mechanism as claimed in claim 2, which is characterized in that be arranged on transmission main shaft (221) and master
The clutch stress piece (226) that planetary gear (223) is selectively clamped, the clutch stress piece (226) are set to main planetary gear (223)
Underface, the linear bearing that is sheathed on transmission main shaft (221) is equipped between clutch stress piece (226) and transmission main shaft (221)
(2261), so that clutch stress piece (226) can also be along transmission main shaft while as transmission main shaft (221) rotate
(221) it slides up and down.
7. planetary gear transmission mechanism as claimed in claim 6, which is characterized in that the periphery of clutch stress piece (226) opens up
The clutch stress slot of its oriented inner recess.
8. planetary gear transmission mechanism as claimed in claim 7, which is characterized in that clutch component (25) includes:
Clutch bracket (251)；
Clutch-drive (252) on clutch bracket (251)；And
The engaging power piece (253) being connected with the power output end of clutch-drive (252),
Wherein, engaging power piece (253) is horizontally extending and is inserted among the clutch stress slot, the engaging power piece
(253) it is selectively moved up and down under the driving of clutch-drive (252), so that clutch stress piece (226) and primary planet
Gear (223) is selectively clamped.
9. planetary gear transmission mechanism as claimed in claim 8, which is characterized in that clutch component (25) is relatively provided with two
Group.
10. planetary gear transmission mechanism as claimed in claim 8, which is characterized in that formed on the bottom end of transmission main shaft (221)
There is a circle to extend horizontally outward limit plate (2211), jacking is equipped between limit plate (2211) and clutch stress piece (226) and is resetted
Spring (227).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822257938.8U CN209511029U (en) | 2018-12-30 | 2018-12-30 | A kind of planetary gear transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822257938.8U CN209511029U (en) | 2018-12-30 | 2018-12-30 | A kind of planetary gear transmission mechanism |
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| Publication Number | Publication Date |
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| CN209511029U true CN209511029U (en) | 2019-10-18 |
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| CN201822257938.8U Active CN209511029U (en) | 2018-12-30 | 2018-12-30 | A kind of planetary gear transmission mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488733A (en) * | 2018-12-30 | 2019-03-19 | 苏州富强科技有限公司 | A kind of planetary gear transmission mechanism |
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2018
- 2018-12-30 CN CN201822257938.8U patent/CN209511029U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488733A (en) * | 2018-12-30 | 2019-03-19 | 苏州富强科技有限公司 | A kind of planetary gear transmission mechanism |
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