CN206862264U - A kind of twin shaft angular instrument - Google Patents
A kind of twin shaft angular instrument Download PDFInfo
- Publication number
- CN206862264U CN206862264U CN201720514523.7U CN201720514523U CN206862264U CN 206862264 U CN206862264 U CN 206862264U CN 201720514523 U CN201720514523 U CN 201720514523U CN 206862264 U CN206862264 U CN 206862264U
- Authority
- CN
- China
- Prior art keywords
- spur gear
- cylinder
- driver element
- twin shaft
- angular instrument
- 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
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Abstract
The utility model discloses a kind of twin shaft angular instrument, including：Driver element, including the first driver element and the second driver element；Transmission parts, including the first transmission parts and the second transmission parts, first transmission parts include head rod, the first spur gear and the 3rd spur gear engaged with the first spur gear, first spur gear is fixed on head rod, and it is coupled with the first driver element, second transmission parts include the second connecting rod, the second spur gear and the 4th spur gear engaged with the second spur gear, the second spur gear and are fixed in the second connecting rod, and are coupled with the second driver element；Cylinder is driven, including the first cylinder and the second cylinder, first, second cylinder are coupled with the three, the 4th spur gears respectively, the second cylinder is hollow cylinder, and the first cylinder is coaxially mounted in the second cylinder in cavity and is rotatably assorted；The utility model drives first, second spur gear of first, second connecting rod and its fixation by first, second driver element and is driven to the three, the 4th spur gears, so as to drive first, second rotary drum, realizes measurement and the precise positioning of angle.
Description
Technical field
It the utility model is related to measuring instrument technical field, more particularly to a kind of twin shaft angular instrument.
Background technology
At present, used angular instrument is largely to use gear, worm-gear driven or motor direct-drive on the market；It is right
Complicated in traditional drive scheme opposed configuration, high-precision processing difficulties are higher in high-precision field application cost, as motor is straight
Connect and drive due to the limitation of electronic technology, be extremely difficult to very fine resolution ratio etc., and it is expensive;Meanwhile survey on the market
Angle instrument is all single axial movement, and puts into practice the angular instrument for needing double-shaft concentric to move and measure, it is therefore desirable to which finding one kind can expire
The scheme of sufficient use demand.
The content of the invention
In view of this, the utility model is intended to overcome at least one in drawbacks described above of the prior art, proposition one kind
Can steadily, high accuracy, be achieved at low cost angle positioning and can double-shaft concentric motion measurement angular instrument, it include driving singly
Member, including the first driver element and the second driver element；
Transmission parts, the transmission parts include the first transmission parts and the second transmission parts, first transmission parts
Including head rod, the first spur gear and the 3rd spur gear engaged with first spur gear, first spur gear is consolidated
It is scheduled on the head rod, the head rod is coupled with first driver element, the second transmission parts bag
The second connecting rod, the second spur gear and the 4th spur gear engaged with second spur gear are included, second spur gear is fixed
In second connecting rod, second connecting rod is coupled with second driver element；
Cylinder, including the first cylinder and the second cylinder are driven, first cylinder and the 3rd spur gear are coupled, described
Second cylinder and the 4th spur gear are coupled, and second cylinder is hollow cylinder, and first cylinder is coaxially mounted to institute
State in the second cylinder in cavity and be rotatably assorted.
When needing measurement angle, first driver element rotates the head rod and drives first straight-tooth
Wheel, first Spur Gear Driving give the 3rd spur gear, and the 3rd spur gear drives first circle being coupled
Cylinder is rotated and stopped in required measurement point, and second driver element rotates second connecting rod and drives second straight-tooth
Wheel, second Spur Gear Driving give the 4th spur gear, and the 4th spur gear drives second circle being coupled
Cylinder is rotated and stopped in required another measurement point, thus measures angle；And positioned for angle, give driver element default rotation first
Turn amount, so that first, second cylinder stops after predetermined angle can be turned under the drive of respective driver element and energy
Enough transfixions, are achieved in precise positioning.
According in this patent background technology to described in prior art, used angular instrument is largely to use tooth on the market
Wheel, worm-gear driven or motor direct-drive；Complicated, the high-precision processing difficulties for traditional drive scheme opposed configuration,
High-precision field application cost is higher, if motor direct-drive is due to the limitation of electronic technology, is extremely difficult to very fine point
The defects of resolution, and it is expensive;Meanwhile angular instrument is all single axial movement on the market, and put into practice need double-shaft concentric motion and
The angular instrument of measurement, it is therefore desirable to find a kind of scheme that disclosure satisfy that use demand；And twin shaft disclosed in the utility model is surveyed
Angle instrument by high-precision driver element rotate first, second connecting rod drive first, second spur gear and be driven to the 3rd, the
Four spur gears, so as to drive first, second rotary drum, as a result of the combination of spur gear and spur gear so that spur gear
Angle between the gear teeth of spur gear be present, make itself that just there is certain close contact, while coordinate elastomeric element to act on
In connecting rod, backhaul gap caused by gear movement is compensated, improves the stability of gear motion between gear, further such that
Motion can be more accurately transmitted between the two, it is achieved thereby that more accurate double angular surveying and precise positioning.
In addition, twin shaft angular instrument also has following additional technical feature according to disclosed in the utility model：
Further, first spur gear, second spur gear, the 3rd spur gear and the 4th spur gear
Gear tooth portions be self-lubricating material structure.
" self-lubricating material " is that solid material has lubrication in itself, and material includes polytetrafluoroethylene (PTFE), carbon fiber, polyphenyl
Ester, nylon, bronze etc., while as the gear tooth portions of first, second, third, fourth spur gear, it should also have carrying
The features such as ability is strong, impact resistance, high temperature resistant, and self-lubricating capacities are strong.
Further, the head rod and the flexible part in end of second connecting rod.
Further, the head rod and the flexible part in end of second connecting rod, described first
There is the shaft shoulder, the bullet between connecting rod and second connecting rod and first driver element and second driver element
Property part be at spring and the installation shaft shoulder.
Described elastomeric element one end is connected on fixed plate or pedestal, and the other end is connected to the head rod or
On the shaft shoulder of two connecting rods, it can be fixed on first spur gear on the head rod and be fixed on institute
Second spur gear in the second connecting rod is stated respectively with the 3rd spur gear, the 4th even closer cooperation of spur gear, is entered
One step improves the accuracy that motion is transmitted so that angular surveying and positioning are more accurate.
Further, the twin shaft angular instrument also includes hollow outer cylinder, and second cylinder is coaxially mounted to described
The hollow intracavitary of outer cylinder.
Further, there are rotatable parts between the outer cylinder and second cylinder.
Further, there are rotatable parts between first cylinder and second cylinder.
Further, the rotatable parts are bearing.
Sliding friction between first cylinder and second cylinder can be converted to rolling friction by the bearing,
Reduce frictional force.
The additional aspect of the utility model and advantage will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the overall installation diagram of twin shaft angular instrument；
In figure, 1 is the 3rd spur gear, and 2 be the first driver element, and 3 be the second driver element, and 4 be elastomeric element, and 5 be
One spur gear, 6 be the second spur gear, and 7 be the second connecting rod, and 8 be head rod, and 9 be the 4th spur gear, and 10 be the first circle
Cylinder, 11 be the second cylinder.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " on ", " under ", " bottom ", " top ", "front", "rear",
The orientation or position relationship of the instruction such as " interior ", " outer ", " horizontal stroke ", " perpendicular " are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term is " even in description of the present utility model
Connect ", " connection ", " connected ", " connection ", " cooperation " should be interpreted broadly, for example, it may be being fixedly connected, be integrally connected,
Can be detachably connected；It can be the connection of two element internals；Can be joined directly together, can also be by between intermediary
Connect connected；" cooperation " can be the cooperation or point and the cooperation in face or line and face in face and face, also matching somebody with somebody including hole axle
Close, for the ordinary skill in the art, can understand that above-mentioned term is specific in the utility model with concrete condition
Implication.
Utility model design of the present utility model is as follows, and first, second connecting rod is rotated by high-precision driver element,
First, second spur gear being fixed in connecting rod is driven, and is driven to the three, the 4th spur gears, so as to drive first, second
Rotary drum, as a result of the combination of spur gear and spur gear so that angle be present between spur gear and the gear teeth of spur gear,
Make itself that just there is certain close contact, while coordinate elastomeric element to act in connecting rod, produced when compensating gear movement
Raw backhaul gap, the stability of gear motion between gear is improved, further such that can more accurately transmit fortune between the two
It is dynamic, it is achieved thereby that more accurate double angular surveying and precise positioning.
The utility model is described below with reference to accompanying drawings, wherein Fig. 1 is the overall installation diagram of twin shaft angular instrument.
As shown in figure 1, according to embodiment of the present utility model, the twin shaft angular instrument includes：Driver element, including first
The driver element 3 of driver element 2 and second；Transmission parts, the transmission parts include the first transmission parts and the second transmission parts,
First transmission parts include head rod 8, the first spur gear 5 and the 3rd straight-tooth engaged with first spur gear 5
Wheel 1, the head rod 8 is coupled with first driver element 2, and second transmission parts include the second connecting rod 7, the
Two spur gears 6 and the 4th spur gear 9 engaged with second spur gear 6, second connecting rod 7 and the described second driving are single
Member 3 is coupled；It is driven cylinder, including the first cylinder 10 and the second cylinder 11, first cylinder 10 and the 3rd spur gear 1
Knot, second cylinder 11 and the 4th spur gear 9 be coupled, and second cylinder 11 is hollow cylinder, first cylinder
10 are coaxially mounted in second cylinder 11 in cavity and are rotatably assorted.
When needing measurement angle, first driver element 2 rotates the head rod 8 and drives the first spur gear 5
And be driven to the 3rd spur gear 1, the 3rd spur gear 1 drive first cylinder 10 being coupled rotate and
Required measurement point stops, second driver element 3 rotate second connecting rod 7 drive the second spur gear 6 and be driven to
4th spur gear 9, the 4th spur gear 9 drive second cylinder 11 being coupled to rotate and in required another survey
Amount point stops, and thus measures angle；And positioned for angle, rotation amount is preset to driver element first, so as to described first, the
Two cylinders（10 、11）Can be turned under the drive of respective driver element after predetermined angle stop and can transfixion, by
This realizes precise positioning.
According in this patent background technology to described in prior art, used angular instrument is largely to use tooth on the market
Wheel, worm-gear driven or motor direct-drive；Complicated, the high-precision processing difficulties for traditional drive scheme opposed configuration,
High-precision field application cost is higher, if motor direct-drive is due to the limitation of electronic technology, is extremely difficult to very fine point
The defects of resolution, and it is expensive;Meanwhile angular instrument is all single axial movement on the market, and put into practice need double-shaft concentric motion and
The angular instrument of measurement, it is therefore desirable to find a kind of scheme that disclosure satisfy that use demand；And twin shaft disclosed in the utility model is surveyed
Angle instrument drives first, second connecting rod by high-precision driver element（8 、7）With first, second spur gear（5 、6）And pass
Move to the three, the 4th spur gears（1、9）, so as to drive first, second cylinder（10 、11）Rotate, as a result of spur gear with
The combination of spur gear so that angle be present between spur gear and the gear teeth of spur gear, make itself just closely to connect with certain
Touch, while coordinate elastomeric element to act in connecting rod, compensate backhaul gap caused by gear movement, engaged between raising gear
The stability of motion, further such that motion can be more accurately transmitted between the two, it is achieved thereby that more accurate double angles
Degree measurement and precise positioning.
In addition, twin shaft angular instrument also has following additional technical feature according to disclosed in the utility model：
According to some embodiments of the utility model, first spur gear 5, the second spur gear 6, the and of the 3rd spur gear 1
The gear tooth portions of 4th spur gear 9 are self-lubricating material structure.
" self-lubricating material " is that solid material has lubrication in itself, and material includes polytetrafluoroethylene (PTFE), carbon fiber, polyphenyl
Ester, nylon, bronze etc., while it is used as first, second, third, fourth spur gear（5、6、1、9）Gear tooth portions, it must also
The features such as palpus is strong with bearing capacity, impact resistance, high temperature resistant, and self-lubricating capacities are strong.
According to some embodiments of the utility model, the end tool of the head rod 8 and second connecting rod 7
Flexible part 4.
According to some embodiments of the utility model, the head rod 8 and second connecting rod 7 and described first
There is the shaft shoulder, the elastomeric element 4 is at spring and the installation shaft shoulder between driver element 2 and second driver element 3.
Described one end of elastomeric element 4 is connected on fixed plate or pedestal, the other end be connected in the head rod 8 or
On the shaft shoulder of second connecting rod 7, it can be fixed on first spur gear 5 on the head rod 8
With second spur gear 6 that is fixed in second connecting rod 7 respectively with the 3rd spur gear 1, the 4th straight-tooth
Wheel 9 is fitted close.
According to some embodiments of the utility model, the twin shaft angular instrument also includes hollow outer cylinder, and described second
Cylinder 11 is coaxially mounted to the hollow intracavitary of the outer cylinder.
According to some embodiments of the utility model, there is rotation section between the outer cylinder and second cylinder 11
Part.
Have according to some embodiments of the utility model, between first cylinder 10 and second cylinder 11 and rotate
Part.
According to some embodiments of the utility model, the rotatable parts are bearing.
Sliding friction between first cylinder 10 and second cylinder 11 can be converted to rolling by the bearing
Friction, reduce frictional force.
According to embodiment of the present utility model, during measurement angle, first cylinder 10 is in first driver element 2
Drive and the transmission of the spur gear 1 of first spur gear 5 and the 3rd by being fixed on the head rod 8, are moved to
Required measurement point stops, second cylinder 11 second driver element 3 drive and connected by being fixed on described second
The transmission of the spur gear 9 of second spur gear 6 and the 4th on extension bar 7, move to required another measurement point and stop, realizing angle
Measurement；And positioned for angle, it is same by first cylinder 10 and second cylinder 11 in respective high accuracy
Driver element drive under move to specified location and can transfixion, so as to realize being accurately positioned for angle；This practicality simultaneously
The new this scheme different from the use of motor direct-drive main shaft, in the case of long-term use, two driver element difference
Control first cylinder 10 and second cylinder 11 to move to specified location, in the elastomeric element 4 and there is self-lubricating
First, second, third, fourth spur gear of effect（5、6、1、9）Regulation under, all parts can closely match somebody with somebody all the time
Close, so as to ensure the high-acruracy survey of angle and positioning in real time, also convenient maintenance, convenient disassembly, reduce labour cost,
And meet the measurement demand of twin shaft.
, can be parallel to the head rod 8 and/or second connecting rod 7 according to embodiment of the present utility model
Axis direction on be first spur gear 5 and/or second spur gear 6 and/or the 3rd spur gear 1 and/or institute
State the 4th spur gear 9 and fine tuning structure is set so that first spur gear 5 and/or second spur gear 6 and/or described the
Three spur gears 1 and/or the 4th spur gear 9 and the mechanism that is connected with them can be along before and after the axis directions of connecting rod
Motion, in first spur gear 5 and/or second spur gear 6 and/or the 3rd spur gear 1 and/or described 4th straight
In the case that gear 9 wears, still it is fitted close by adjusting the fine tuning structure spur gear and the connecting rod, so as to
Service life is extended, has saved cost.
It is any to refer to that " one embodiment ", " embodiment ", " illustrative examples " etc. mean to combine embodiment description
Specific component, structure or feature are contained at least one embodiment of the present utility model.Show in this specification everywhere this
The statement of meaning property is not necessarily referring to identical embodiment.Specific component, structure or spy are described with reference to any embodiment moreover, working as
During point, advocated, component, structure or feature with reference to as being realized other embodiments all fall within people in the art
Within the scope of member.
Although specific embodiment of the present utility model is carried out with reference to multiple illustrative examples of the present utility model
Detailed description, it must be understood that those skilled in the art can be designed that various other improvement and embodiment, these change
Entering will fall within the spirit and scope of the utility model principle with embodiment.Specifically, in foregoing disclosure, accompanying drawing and power
Within the scope of profit requires, rational modification can be made in terms of the arrangement that parts and/or sub-combination are laid out and changed
Enter, without departing from spirit of the present utility model.Except the variations and modifications in terms of parts and/or layout, its scope is by institute
Attached claim and its equivalent limit.
Claims (10)
- A kind of 1. twin shaft angular instrument, it is characterised in that including：Driver element, including the first driver element and the second driver element；Transmission parts, the transmission parts include the first transmission parts and the second transmission parts, and first transmission parts include Head rod, the first spur gear and the 3rd spur gear engaged with first spur gear, first spur gear are fixed on On the head rod, the head rod is coupled with first driver element, and second transmission parts include the Two connecting rods, the second spur gear and the 4th spur gear engaged with second spur gear, second spur gear are fixed on institute State in the second connecting rod, second connecting rod is coupled with second driver element；Cylinder, including the first cylinder and the second cylinder are driven, first cylinder and the 3rd spur gear are coupled, and described second Cylinder and the 4th spur gear are coupled, and second cylinder is hollow cylinder, and first cylinder is coaxially mounted to described the In cavity and it is rotatably assorted in two cylinders.
- 2. twin shaft angular instrument according to claim 1, it is characterised in that first spur gear, second spur gear, The gear tooth portions of 3rd spur gear and the 4th spur gear are self-lubricating material structure.
- 3. twin shaft angular instrument according to claim 2, it is characterised in that the self-lubricating material structure is polytetrafluoroethylene (PTFE) Structure or carbon fiber structural or polyphenyl ester structure or nylon structure or bronze material structure.
- 4. twin shaft angular instrument according to claim 1, it is characterised in that first spur gear and second spur gear In the same side of the 3rd spur gear and the 4th spur gear.
- 5. twin shaft angular instrument according to claim 1, it is characterised in that the head rod and second connecting rod One end elastomeric element is housed.
- 6. twin shaft angular instrument according to claim 1, it is characterised in that the head rod and second connecting rod The flexible part in end, the head rod and second connecting rod and first driver element and described second There is the shaft shoulder, the elastomeric element is at spring and the installation shaft shoulder between driver element.
- 7. twin shaft angular instrument according to claim 1, it is characterised in that the twin shaft angular instrument also includes hollow cylindrical Cylinder, second cylinder are coaxially mounted to the hollow intracavitary of the outer cylinder.
- 8. twin shaft angular instrument according to claim 7, it is characterised in that have between the outer cylinder and second cylinder There are rotatable parts.
- 9. twin shaft angular instrument according to claim 1, it is characterised in that between first cylinder and second cylinder With rotatable parts.
- 10. according to any described twin shaft angular instrument of claim 8 or 9, it is characterised in that the rotatable parts are bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720514523.7U CN206862264U (en) | 2017-05-10 | 2017-05-10 | A kind of twin shaft angular instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720514523.7U CN206862264U (en) | 2017-05-10 | 2017-05-10 | A kind of twin shaft angular instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206862264U true CN206862264U (en) | 2018-01-09 |
Family
ID=60823807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720514523.7U Expired - Fee Related CN206862264U (en) | 2017-05-10 | 2017-05-10 | A kind of twin shaft angular instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206862264U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106940162A (en) * | 2017-05-10 | 2017-07-11 | 江苏天瑞仪器股份有限公司 | A kind of twin shaft angular instrument |
-
2017
- 2017-05-10 CN CN201720514523.7U patent/CN206862264U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106940162A (en) * | 2017-05-10 | 2017-07-11 | 江苏天瑞仪器股份有限公司 | A kind of twin shaft angular instrument |
| CN106940162B (en) * | 2017-05-10 | 2020-05-08 | 江苏天瑞仪器股份有限公司 | Double-shaft goniometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20210510 |