CN204286269U - Run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector - Google Patents
Run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector Download PDFInfo
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- CN204286269U CN204286269U CN201420744084.5U CN201420744084U CN204286269U CN 204286269 U CN204286269 U CN 204286269U CN 201420744084 U CN201420744084 U CN 201420744084U CN 204286269 U CN204286269 U CN 204286269U
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- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000035945 sensitivity Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
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Abstract
The utility model discloses the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector, is located in double gearing apparatus main body, and comprise the planker installing tested gear and the sheet spring assembly installing and measuring gear, tested gear and prototype gear are connected with a joggle; Or comprise base plate, support, the axle sleeve of installation bevel pinion, the sheet spring assembly installing bevel gear wheel and driven unit, prop up and be set up in base plate side, bevel pinion is installed on base plate by axle sleeve, driven unit is connected with bevel pinion, sheet spring assembly is located on support, and bevel gear wheel and bevel pinion are connected with a joggle.The utility model adopts the spherical guide in testing agency's replacement conventional gears double gearing apparatus of parallel plate spring formula, and its structure is simple, and each element precision of composition is less demanding, low cost of manufacture.Sheet spring is except only except single direction swings, and there are enough rigidity withstand forces and the effect of couple in other directions.Meanwhile, parallel plate spring mechanism moves without Relative friction, highly sensitive, can improve the sensitivity of double gearing apparatus.
Description
Technical field
The utility model relates to geometric measurement technical field, the run-in index Pian Huang mechanism particularly on a kind of gear double-sided mesh detector.
Background technology
The radial comprehensive deviation of gear is one of important parameter whether inspection gear is qualified, gear double-sided mesh instrument common is at present generally used for and detects the radial direction comprehensive total departure Δ F ì of cylindrical gear or the radial comprehensive deviation Δ f ì of single tooth, its structure as shown in Figure 1, wherein, prototype gear 1 is the gear of several grade higher than tested gear 2 precision, two face with the tested gear of same modulus is made it by the left and right adjustment of right planker 3, when engagement rotation, the variation of two-wheeled centre distance causes left planker 4 to move, the displacement of left planker is the radial comprehensive deviation of gear, finally read by indicating gauge or registering instrument.
But, in current gear double-sided mesh instrument, left and right planker is all placed on apparatus subject by spherical guide, and the precision of spherical guide directly affects precision and the sensitivity of instrument, the structure of spherical guide embeds ball in two relative V-shaped grooves, its manufacturing accuracy requires high, and in order to improve its rigidity, ball works under requiring interference state, this is directed at the increase of frictional resistance, in actual use, because the friction force of spherical guide is comparatively large, the sensitivity of gear double-sided mesh instrument can be affected.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides the run-in index Pian Huang mechanism on a kind of structure is simple, sensitivity is also higher a kind of gear double-sided mesh detector.
The technical solution of the utility model is: the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector, utilize the characteristic that the sensitivity of parallel plate spring is higher, be applied on gear double-sided mesh detector, in pinion rotation process, when the centre distance (or summit) of two gears changes, the dynamic plate of parallel plate spring mechanism produces displacement, then measures its displacement by the indicating gauge on gear double-sided mesh detector, thus draws testing result.
As shown in Figure 2, the sheet spring 7 on parallel plate spring mechanism both sides is parallel to each other, it is also parallel for determining plate 6 with dynamic plate 5, dynamic plate is make arc swing relative to determining plate, so there is straightness error, this error increases rapidly with the pivot angle increase of sheet spring, but straightness error is very little when little pivot angle (i.e. small-range) uses, and simple computation below can prove:
Suppose that sheet spring length is 50mm, stroke equilibrium point ± 0.1 millimeter of range motion time, straightness error is only ± 0.1 micron; Stroke equilibrium point ± 0.5 millimeter of range motion time, straightness error is ± 2.5 microns.But only need reflect that the stroke of gear error is very little, generally all can not exceed ± the scope of 0.1mm, so be used in gear double-sided mesh instrument, the straightness error impact of parallel plate spring mechanism is very little.
In the utility model, there are 2 kinds of concrete structures in the run-in index Pian Huang mechanism on gear double-sided mesh detector, is applied to the measurement of cylindrical gear and the measurement of bevel gear respectively, is specially:
(1) the run-in index Pian Huang mechanism on gear double-sided mesh detector, is located in double gearing apparatus main body, and comprise the planker installing tested gear and the sheet spring assembly installing and measuring gear, tested gear and prototype gear are connected with a joggle; Sheet spring assembly primarily of dynamic plate, determine plate and sheet spring composition, determine plate and be fixed in double gearing apparatus main body, dynamic plate and determine plate and be arranged in parallel, determine plate two ends and connect respectively by the end that sheet spring is corresponding with on dynamic plate; Dynamic plate is vertically provided with prototype gear mandrel, and planker is provided with tested gear mandrel.
In order to the rigidity of reinforced sheet spring, prevent sheet spring from affecting testing result due to torsional deformation, each spring both sides are respectively equipped with clamping plate.
In described spring assembly, move plate, determine the rectangular frame structure of plate and sheet spring composition hollow.
In order to make prototype gear have close power to the right, be also provided with two straight pins in the middle part of rectangular frame structure, two straight pins are individually fixed in dynamic plate and determine on plate, are provided with tension spring between two straight pins.
Be connected with double gearing apparatus main body by guide rail bottom described planker; Guide rail is dovetail guide, and the adjustment of right position is carried out by screw mandrel in planker side, and prototype gear is meshed with tested gear.
In this structure, tested gear is cylindrical gear, and the parameter of detection is the radial comprehensive deviation Δ f ì of radial comprehensive total departure Δ F ì or single tooth.
(2) the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector, be located in double gearing apparatus main body, comprise base plate, support, the axle sleeve of installation bevel pinion, the sheet spring assembly installing bevel gear wheel and driven unit, prop up and be set up in base plate side, bevel pinion is installed on base plate by axle sleeve, driven unit is connected with bevel pinion, and sheet spring assembly is located on support, and bevel gear wheel and bevel pinion are connected with a joggle; Sheet spring assembly primarily of dynamic plate, determine plate and sheet spring composition, determine plate and be fixed on support, dynamic plate is located at and is determined below plate, determines plate two ends and connects respectively by the end that sheet spring is corresponding with on dynamic plate.Wherein, sheet spring assembly is fixed together by " C " shape support and base plate, and the gear shaft lower end of bevel pinion is connected with motor by spring coupling, motor and spring coupling composition driven unit.
Described dynamic plate is a centrre rest, and dynamic plate both sides are respectively equipped with left top and the right side is top, bevel gear wheel be located at the left top and right side top between.A left side is top and the right side is top is positioned on same axis, and axis is parallel with the direction of motion of determining plate and sheet spring.
In order to the rigidity of reinforced sheet spring, prevent sheet spring from affecting testing result due to torsional deformation, each spring both sides are respectively equipped with clamping plate.
In order to make plate (i.e. bevel gear wheel) have the dynamometry be close to left, be also provided with two straight pins in sheet spring assembly, two straight pins are individually fixed in dynamic plate and determine on plate, are provided with tension spring between two straight pins.
In this structure, described tested gear is bevel gear pair, and the parameter of detection is the side-play amount of bevel gear opposite vertexes.If in gear mesh to be changed into the high prototype gear of precision, the parameter so detected just becomes the side-play amount on the summit of another tested gear.
The utility model, relative to prior art, has following beneficial effect:
Run-in index Pian Huang mechanism on this gear double-sided mesh detector adopts the spherical guide in testing agency's replacement conventional gears double gearing apparatus of parallel plate spring formula, and its structure is simple, and each element precision of composition is less demanding, low cost of manufacture.Sheet spring is except only except single direction swings, and there are enough rigidity withstand forces and the effect of couple in other directions.Meanwhile, parallel plate spring mechanism moves without Relative friction, highly sensitive, uses it can improve the sensitivity of double gearing apparatus.
Run-in index Pian Huang mechanism on this gear double-sided mesh detector has two kinds of different structures, and both can be used for the detection of cylindrical gear, and also can be used for the detection of bevel gear, its range of application is wider.
Accompanying drawing explanation
Fig. 1 is the structural representation of conventional gears double gearing apparatus.
Fig. 2 is the principle schematic of the run-in index Pian Huang mechanism on this gear double-sided mesh detector.
Fig. 3 is the structural representation of the run-in index sheet spring mechanism embodiment 1 on this gear double-sided mesh detector.
Fig. 4 is the structural representation of the run-in index sheet spring mechanism embodiment 2 on this gear double-sided mesh detector.
Fig. 5 is the A direction view of Fig. 4.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment 1
Run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector of the present embodiment, as shown in Figure 3, is located in double gearing apparatus main body 9, and comprise the planker 14 installing tested gear 2 and the sheet spring assembly installing and measuring gear 1, tested gear and prototype gear are connected with a joggle; Sheet spring assembly primarily of dynamic plate 5, determine plate 6 and sheet spring 7 forms, determine plate and be fixed in double gearing apparatus main body, dynamic plate with determine plate and be arranged in parallel, determine plate two ends and connect respectively by the end that sheet spring is corresponding with on dynamic plate; Dynamic plate is vertically provided with prototype gear mandrel 17, and planker is provided with tested gear mandrel 16.
In order to the rigidity of reinforced sheet spring, prevent sheet spring from affecting testing result due to torsional deformation, each spring both sides are respectively equipped with clamping plate 10.
In sheet spring assembly, move plate, determine the rectangular frame structure of plate and sheet spring composition hollow.
In order to make prototype gear have close power to the right, being also provided with two straight pins, 11, two straight pins in the middle part of rectangular frame structure and being individually fixed in dynamic plate and determining on plate, between two straight pins, being provided with tension spring 12.
Be connected with double gearing apparatus main body by guide rail 15 bottom planker; Guide rail is dovetail guide, and the adjustment of right position is carried out by screw mandrel in planker side, and prototype gear is meshed with tested gear.
In this structure, tested gear is cylindrical gear, and the parameter of detection is the radial comprehensive deviation Δ f ì of radial comprehensive total departure Δ F ì or single tooth.
Embodiment 2
Run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector of the present embodiment, as shown in Fig. 4 or Fig. 5, be located in double gearing apparatus main body, comprise base plate 13, support 24, the axle sleeve 18 installing bevel pinion 25, the sheet spring assembly installing bevel gear wheel 19 and driven unit, prop up and be set up in base plate side (as shown in Figure 5), bevel pinion is installed on base plate by axle sleeve, and driven unit is connected with bevel pinion, sheet spring assembly is located on support, and bevel gear wheel and bevel pinion are connected with a joggle; Sheet spring assembly primarily of dynamic plate 5, determine plate 6 and sheet spring 7 forms, determine plate and be fixed on support, dynamic plate is located at and is determined below plate, determines plate two ends and connects respectively by the end that sheet spring is corresponding with on dynamic plate.Wherein, sheet spring assembly is fixed together by " C " shape support and base plate, and the gear shaft lower end of bevel pinion is connected with motor 23 by spring coupling 22, motor and spring coupling composition driven unit.
As shown in Figure 4, dynamic plate is a centrre rest, and dynamic plate both sides are respectively equipped with left top 20 and the right side top 21, bevel gear wheel be located at the left top and right side top between.A left side is top and the right side is top is positioned on same axis, and axis is parallel with the direction of motion of determining plate and sheet spring.
In order to the rigidity of reinforced sheet spring, prevent sheet spring from affecting testing result due to torsional deformation, each spring both sides are respectively equipped with clamping plate 10.
In order to make plate (i.e. bevel gear wheel) have the dynamometry be close to left, being also provided with two straight pins, 11, two straight pins in sheet spring assembly and being individually fixed in dynamic plate and determining on plate, between two straight pins, being provided with tension spring 12.
In this structure, tested gear is bevel gear pair, and the parameter of detection is the side-play amount of bevel gear opposite vertexes.If in gear mesh to be changed into the high prototype gear of precision, the parameter so detected just becomes the side-play amount on the summit of another tested gear.
As mentioned above, just can realize the utility model preferably, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model; Namely all equalizations done according to the utility model content change and modify, all by the utility model claim scope required for protection is contained.
Claims (9)
1. the run-in index Pian Huang mechanism on gear double-sided mesh detector, is characterized in that, be located in double gearing apparatus main body, and comprise the planker installing tested gear and the sheet spring assembly installing and measuring gear, tested gear and prototype gear are connected with a joggle; Sheet spring assembly primarily of dynamic plate, determine plate and sheet spring composition, determine plate and be fixed in double gearing apparatus main body, dynamic plate and determine plate and be arranged in parallel, determine plate two ends and connect respectively by the end that sheet spring is corresponding with on dynamic plate; Dynamic plate is vertically provided with prototype gear mandrel, and planker is provided with tested gear mandrel.
2. the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector according to claim 1, it is characterized in that, described spring both sides are respectively equipped with clamping plate.
3. the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector according to claim 1, is characterized in that, in described spring assembly, moves plate, determines the rectangular frame structure of plate and sheet spring composition hollow.
4. the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector according to claim 3, it is characterized in that, also be provided with two straight pins in the middle part of described rectangular frame structure, two straight pins are individually fixed in dynamic plate and determine on plate, are provided with tension spring between two straight pins.
5. the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector according to claim 1, be is characterized in that, be connected bottom described planker by guide rail with double gearing apparatus main body; Guide rail is dovetail guide.
6. the run-in index Pian Huang mechanism on a gear double-sided mesh detector, it is characterized in that, be located in double gearing apparatus main body, comprise base plate, support, the axle sleeve of installation bevel pinion, the sheet spring assembly installing bevel gear wheel and driven unit, prop up and be set up in base plate side, bevel pinion is installed on base plate by axle sleeve, and driven unit is connected with bevel pinion, sheet spring assembly is located on support, and bevel gear wheel and bevel pinion are connected with a joggle; Sheet spring assembly primarily of dynamic plate, determine plate and sheet spring composition, determine plate and be fixed on support, dynamic plate is located at and is determined below plate, determines plate two ends and connects respectively by the end that sheet spring is corresponding with on dynamic plate.
7. the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector according to claim 6, is characterized in that, described dynamic plate is a centrre rest, and dynamic plate both sides are respectively equipped with left top and the right side is top, bevel gear wheel be located at the left top and right side top between.
8. the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector according to claim 6, it is characterized in that, described spring both sides are respectively equipped with clamping plate.
9. the run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector according to claim 6, it is characterized in that, also be provided with two straight pins in described spring assembly, two straight pins are individually fixed in dynamic plate and determine on plate, are provided with tension spring between two straight pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420744084.5U CN204286269U (en) | 2014-11-28 | 2014-11-28 | Run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420744084.5U CN204286269U (en) | 2014-11-28 | 2014-11-28 | Run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector |
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| Publication Number | Publication Date |
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| CN204286269U true CN204286269U (en) | 2015-04-22 |
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| CN201420744084.5U Expired - Fee Related CN204286269U (en) | 2014-11-28 | 2014-11-28 | Run-in index Pian Huang mechanism on a kind of gear double-sided mesh detector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877735A (en) * | 2017-02-27 | 2017-06-20 | 南京航空航天大学 | A kind of new Z axis hoistable platform |
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2014
- 2014-11-28 CN CN201420744084.5U patent/CN204286269U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877735A (en) * | 2017-02-27 | 2017-06-20 | 南京航空航天大学 | A kind of new Z axis hoistable platform |
| CN106877735B (en) * | 2017-02-27 | 2019-04-19 | 南京航空航天大学 | A kind of novel Z axis hoistable platform |
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Legal Events
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| 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: 20150422 |