CN206429641U - A kind of heavy duty high precision turntable - Google Patents
A kind of heavy duty high precision turntable Download PDFInfo
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- CN206429641U CN206429641U CN201621458830.XU CN201621458830U CN206429641U CN 206429641 U CN206429641 U CN 206429641U CN 201621458830 U CN201621458830 U CN 201621458830U CN 206429641 U CN206429641 U CN 206429641U
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Abstract
The utility model discloses a kind of heavy duty high precision turntable, including：Gear wheel, the first little gear of gear teeth parameter identical and the second little gear, first little gear and the second little gear with the rotary shifted coaxial setting of predetermined angle on the driving shaft, first little gear and the second little gear are intermeshed with gear wheel, in addition to the adjusting means that the first little gear of control and the second little gear are moved along itself and gear wheel center line connecting direction.Two gear teeth of mutual dislocation carry out drive gear wheel as the driving gear teeth of an entirety and rotated in first little gear and the second little gear, by the rotary shifted angle for adjusting the first little gear and the second little gear, equivalent to the width of the adjustment driving gear teeth, therefore the back lash between gear wheel and little gear can be reduced.Importantly, controlling the movement of the first little gear and the second little gear by adjusting means, the gear teeth that the first little gear and the second little gear and gear wheel can be achieved mutually are pushed against, and then improve the precision of turntable.
Description
Technical field
The utility model is related to machinery equipment field, more particularly to a kind of heavy duty high precision turntable.
Background technology
With manufacturing development, in the detection field of automobile panel part, traditional tool, cubing, three coordinates
The inefficient detection mode such as detection, is just gradually substituted by efficient automatic measurement.Wherein heavy duty high precision turntable
The primary condition for meeting automatic measurement, and influence turntable precision principal element be move gear pair gap.
The kind of drive of existing turntable is broadly divided into：It is worm and gear gear pair engaged transmission, helical gear pair engaged transmission, straight
There is drive gap, directly affect the essence of turntable in the secondary engaged transmission of gear pair engaged transmission, worm-cam, the above kind of drive
Degree, it is general to reduce drive gap using the accuracy of manufacture of transmission parts is improved in order to improve the precision of turntable, so as to improve
The precision of turntable.But such a mode for improving turntable precision, manufacture difficulty is larger, and manufacturing cost is higher.
Therefore, how to reduce the gear auxiliary air gap of heavy duty high precision turntable, and then improve the precision of turntable, be this area
Technical staff is badly in need of the technical problem solved.
Utility model content
The purpose of this utility model is to provide a kind of heavy duty high precision turntable, can effectively solve gear auxiliary air gap larger
The problem of.
In order to solve the above technical problems, the utility model provides following technical scheme：
A kind of heavy duty high precision turntable, including：Gear wheel, the first little gear of gear teeth parameter identical and the second small tooth
Wheel, first little gear and second little gear with the rotary shifted coaxial setting of predetermined angle on the driving shaft, described the
One little gear and second little gear are intermeshed with the gear wheel, in addition to control first little gear and described
The adjusting means that second little gear is moved along itself and the gear wheel center line connecting direction.
Preferably, the adjusting means includes support and slide rail and the mobile platform that can be moved on the slide rail, institute
The bottom for stating support is fixed on one end away from the gear wheel on the slide rail, controls the power set of the drive shaft turns
It is fixed on the mobile platform, being provided between the mobile platform and the support makes first little gear and described second
Little gear is pushed against the spring on the gear wheel, and the support is provided with the adjusting screw for adjusting the amount of spring compression.
Preferably, the thickness summation of the gear teeth of first little gear and second little gear is not less than the gear wheel
Gear teeth thickness.
Preferably, first little gear or/and second little gear are provided with least one arcuate socket, described first
Little gear is fixedly connected with second little gear by the arcuate socket.
Preferably, the adjusting means includes two slide rails, the bottom at the two ends of the mobile platform and the cunning
Rail is slidably connected.
Preferably, three bullets are provided between the side of the remote gear wheel and the support on the mobile platform
Spring, the support is provided with and the one-to-one Spring set screws of the spring.
Compared with prior art, above-mentioned technical proposal has advantages below：
A kind of heavy duty high precision turntable provided by the utility model, including：Gear wheel, gear teeth parameter identical first
Little gear and the second little gear, the first little gear and the second little gear coaxial are arranged on drive shaft so that predetermined angle is rotary shifted
On, the first little gear and the second little gear are intermeshed with gear wheel, in addition to the first little gear of control and the second little gear
The adjusting means moved along itself and gear wheel center line connecting direction.
It is understood that two gear teeth of mutual dislocation are used as entirety in the first little gear and the second little gear
The driving gear teeth carry out drive gear wheel and rotated, by adjusting the rotary shifted angle of the first little gear and the second little gear, phase
When in the width of the adjustment driving gear teeth, therefore the back lash between gear wheel and little gear can be reduced.Importantly, passing through
Adjusting means controls the movement of the first little gear and the second little gear, and the first little gear and the second little gear and gear wheel can be achieved
The gear teeth mutually push against, and then improve turntable precision.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the utility model or technical scheme of the prior art
The accompanying drawing used required in technology description is briefly described, it should be apparent that, drawings in the following description are that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
A kind of partial structurtes for heavy duty high precision turntable that Fig. 1 is provided by a kind of embodiment of the utility model
Schematic diagram；
A kind of local overlooking for heavy duty high precision turntable that Fig. 2 is provided by a kind of embodiment of the utility model
Structural representation.
Reference is as follows：
1 is gear wheel, and 2 be the first little gear, and 3 be the second little gear, and 4 be spring, and 5 be Spring set screws, and 6 be cunning
Rail, 7 be mobile platform.
Embodiment
Just as described in the background section, current heavy duty high precision turntable is caused due to gear auxiliary air gap
The precision of turntable is relatively low.
On the basis of the studies above, the utility model embodiment provides a kind of heavy duty high precision turntable, passes through
The rotary shifted angle of the first little gear and the second little gear is adjusted, equivalent to the width of the adjustment driving gear teeth, therefore can be subtracted
Back lash between small gear wheel and little gear.Importantly, controlling the first little gear and the second small tooth by adjusting means
The movement of wheel, the gear teeth that the first little gear and the second little gear and gear wheel can be achieved mutually are pushed against, and then improve the essence of turntable
Degree.
In order that above-mentioned purpose of the present utility model, feature and advantage can become apparent it is understandable, it is right below in conjunction with the accompanying drawings
Embodiment of the present utility model is described in detail.
Detail is elaborated in the following description to fully understand the utility model.But the utility model can
It is different from other manner described here with a variety of and implements, those skilled in the art can be without prejudice to the utility model intension
In the case of do similar popularization.Therefore the utility model is not limited by following public embodiment.
Fig. 1 and Fig. 2 are refer to, a kind of heavy duty that Fig. 1 is provided by a kind of embodiment of the utility model is high-precision
Spend the partial structural diagram of turntable；A kind of heavy duty that Fig. 2 is provided by a kind of embodiment of the utility model is high-precision
Spend the local overlooking structural representation of turntable.
A kind of embodiment of the present utility model provides a kind of heavy duty high precision turntable, including：Gear wheel 1,
Gear teeth parameter identical the first little gear 2 and the second little gear 3, the first little gear 2 and the second little gear 3 are rotated with predetermined angle
On the driving shaft, the first little gear 2 and the second little gear 3 are intermeshed the coaxial setting of dislocation with gear wheel 1, in addition to control
The adjusting means that first little gear 2 and the second little gear 3 are moved along itself and the center line connecting direction of gear wheel 1.
In the present embodiment, two gear teeth of mutual dislocation are used as an entirety in the first little gear 2 and the second little gear 3
The driving gear teeth carry out drive gear wheel 1 and rotated, it is important that pass through the rotation for adjusting the first little gear 2 and the second little gear 3
Turn dislocation angle, equivalent to the width of the adjustment driving gear teeth, therefore can reduce between the engagement between gear wheel 1 and little gear
Gap, because gear has processing and manufacturing error, so each tooth has error during engagement, in order to eliminate mismachining tolerance, by adjusting
Regulating device controls the movement of the first little gear 2 and the second little gear 3, and the first little gear 2 and the second little gear 3 and canine tooth can be achieved
Wheel 1 the gear teeth mutually push against, therefore and then improve turntable precision.
Specifically, adjusting means includes support and slide rail 6 and the mobile platform 7 that can be moved on slide rail 6, the bottom of support
Portion is fixed on one end away from gear wheel 1 on slide rail 6, and the power set of control drive shaft turns are fixed on mobile platform 7, moved
Being provided between moving platform 7 and support makes the first little gear 2 and the second little gear 3 be pushed against on the spring 4 on gear wheel 1, support
Adjusting screw provided with the regulation decrement of spring 4.Under the elastic force effect of spring 4, mobile platform 7 can be moved along slide rail 6,
And then the first little gear 2 and the second little gear 3 are pushed against on gear wheel 1, therefore can eliminate gear wheel 1 and little gear it
Between back lash.
In order to improve the service life of gear, the thickness summation of the gear teeth of the first little gear 2 and the second little gear 3 is not less than
The gear teeth thickness of gear wheel 1.
For the ease of the first little gear 2 of control and the rotary shifted angle of the second little gear 3, the first little gear 2 or/and the
Two pinion 3 is provided with least one arcuate socket, and the first little gear 2 is fixedly connected with the second little gear 3 by arcuate socket.Can be with
Both are fixedly connected through arcuate socket by sunk screw, is distributed uniformly and circumferentially wherein being preferably provided with four
Arcuate socket, to improve the stability being fixedly connected.
Further, adjusting means includes two slide rails 6, and the bottom at the two ends of mobile platform 7 and slide rail 6 are slidably connected.
By two slide rails 6, the movement of mobile platform 7 can be made more to stablize.
In order that mobile platform 7 is by more spring force in a balanced way, the side away from gear wheel 1 and branch on mobile platform 7
Provided with three springs 4 between frame, support is provided with and the one-to-one Spring set screws 5 of spring 4.Wherein preferably by three bullets
Side of the spring 4 along mobile platform 7 is uniformly distributed.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body makes a distinction with another entity, and not necessarily requires or imply between these entities there is any this actual relation
Or order.
A kind of heavy duty high precision turntable provided by the utility model is described in detail above.It is used herein
Specific case is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help
Understand core concept of the present utility model.It should be pointed out that for those skilled in the art, not departing from this
On the premise of utility model principle, some improvement and modification can also be carried out to the utility model, these are improved and modification also falls
Enter in the utility model scope of the claims.
Claims (6)
1. a kind of heavy duty high precision turntable, it is characterised in that including：Gear wheel, the first little gear of gear teeth parameter identical and
Second little gear, first little gear and second little gear coaxial are arranged on drive shaft so that predetermined angle is rotary shifted
On, first little gear and second little gear are intermeshed with the gear wheel, in addition to control described first is small
The adjusting means that gear and second little gear are moved along itself and the gear wheel center line connecting direction.
2. heavy duty high precision turntable according to claim 1, it is characterised in that the adjusting means includes support and cunning
Rail and the mobile platform that can be moved on the slide rail, the bottom of the support are fixed on the slide rail away from the canine tooth
One end of wheel, controls the power set of the drive shaft turns to be fixed on the mobile platform, the mobile platform and described
Being provided between support makes first little gear and second little gear be pushed against the spring on the gear wheel, the support
Provided with the adjusting screw for adjusting the amount of spring compression.
3. heavy duty high precision turntable according to claim 2, it is characterised in that first little gear and described second
The thickness summation of the gear teeth of little gear is not less than the gear teeth thickness of the gear wheel.
4. heavy duty high precision turntable according to claim 3, it is characterised in that first little gear or/and described
Second little gear is provided with least one arcuate socket, and first little gear and second little gear are solid by the arcuate socket
Fixed connection.
5. heavy duty high precision turntable according to claim 4, it is characterised in that the adjusting means is included described in two
Slide rail, the bottom at the two ends of the mobile platform and the slide rail are slidably connected.
6. heavy duty high precision turntable according to claim 5, it is characterised in that away from described big on the mobile platform
Provided with three springs between the side of gear and the support, the support is provided with and the one-to-one bullet of the spring
Spring adjusting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621458830.XU CN206429641U (en) | 2016-12-28 | 2016-12-28 | A kind of heavy duty high precision turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621458830.XU CN206429641U (en) | 2016-12-28 | 2016-12-28 | A kind of heavy duty high precision turntable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206429641U true CN206429641U (en) | 2017-08-22 |
Family
ID=59584638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621458830.XU Active CN206429641U (en) | 2016-12-28 | 2016-12-28 | A kind of heavy duty high precision turntable |
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| Country | Link |
|---|---|
| CN (1) | CN206429641U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965564A (en) * | 2017-12-28 | 2018-04-27 | 宙斯流体***（上海）有限公司 | A kind of rotating supporting device |
| WO2021128620A1 (en) * | 2019-12-24 | 2021-07-01 | 广州市浩洋电子股份有限公司 | Stage lamp using gears to drive lamp head to rotate |
| CN113623370A (en) * | 2021-08-06 | 2021-11-09 | 廖祥松 | Gear chamber gear set with small clearance for engine |
| EP4145698A4 (en) * | 2020-04-27 | 2024-05-29 | Mokun Renewable Technology Co., Ltd. | Photovoltaic tracking support and transmission device therefor |
-
2016
- 2016-12-28 CN CN201621458830.XU patent/CN206429641U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965564A (en) * | 2017-12-28 | 2018-04-27 | 宙斯流体***（上海）有限公司 | A kind of rotating supporting device |
| CN107965564B (en) * | 2017-12-28 | 2024-02-23 | 宙斯流体***（上海）有限公司 | Rotary supporting device |
| WO2021128620A1 (en) * | 2019-12-24 | 2021-07-01 | 广州市浩洋电子股份有限公司 | Stage lamp using gears to drive lamp head to rotate |
| EP3862622A4 (en) * | 2019-12-24 | 2021-08-11 | Guangzhou Haoyang Electronic Co., Ltd. | Stage lamp using gears to drive lamp head to rotate |
| EP4145698A4 (en) * | 2020-04-27 | 2024-05-29 | Mokun Renewable Technology Co., Ltd. | Photovoltaic tracking support and transmission device therefor |
| CN113623370A (en) * | 2021-08-06 | 2021-11-09 | 廖祥松 | Gear chamber gear set with small clearance for engine |
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