CN203534574U - Gear shaft gullet phase angle testing fixture - Google Patents
Gear shaft gullet phase angle testing fixture Download PDFInfo
- Publication number
- CN203534574U CN203534574U CN201320639088.2U CN201320639088U CN203534574U CN 203534574 U CN203534574 U CN 203534574U CN 201320639088 U CN201320639088 U CN 201320639088U CN 203534574 U CN203534574 U CN 203534574U
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- CN
- China
- Prior art keywords
- gear shaft
- gear
- teeth groove
- phasing degree
- pressure strip
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a gear shaft gullet phase angle testing fixture. The testing fixture comprises a gear portion supporting mechanism, wherein the gear portion supporting mechanism comprises a support column, and the top of the support column is provided with a spherical support head; a spline portion clamping mechanism, wherein the spline portion clamping mechanism comprises a fixed plate provided with a support plate and a press plate, the press plate is connected with an adjusting device and can be driven to move up and down by the adjusting device, the support plate is disposed opposite to the press plate, and an inner side surface, opposite to the support plate, of the press plate is provided with a cylindrical press bar; and an angle measuring instrument, a measuring bar of which is fixedly connected with the fixed plate coaxially. The testing fixture is advantaged by convenient use, simple operation steps and accurate measurement, various disadvantages in the prior art are effectively overcome, and the testing fixture has a high industrial applicable value.
Description
Technical field
The utility model relates to a kind of phasing degree cubing, particularly relates to a kind of cubing for detection of the phasing degree between the draw-in groove on teeth groove on gear shaft and spline part.
Background technology
Automobile steering system mainly comprises steering wheel, input shaft, torque arm and power steering hydraulic system.The power steering valve of power steering hydraulic system comprises valve pocket and valve two parts, on valve pocket and spool, be equipped with oilhole, the oilhole of valve pocket and diverse location on spool is interconnected and can forms the different closed circuit of flow direction, spool and valve pocket generation relative motion, will change like this break-make relation of oil duct between valve pocket and spool and the flow direction of hydraulic oil, and then rotate towards different directions by hydraulic gear band motor car wheel.Steering wheel is connected with torque arm by input shaft, and the other end of torque arm is connected with gear shaft, and gear shaft coordinates with the steering rack of wheel.When rotating steering wheel, moment of torsion is passed on torque arm by input shaft, and torque arm passes to tooth bar by gear shaft, makes tooth bar side-to-side movement drive wheel steering.
As shown in Figure 1, gear shaft 6 is critical components of automobile steering system, one end of gear shaft is gear part 61, the other end is spline part 62, spline part is provided with a draw-in groove 63, between the spline of gear shaft upper spline portion and the tooth in draw-in groove and gear part, there is strict phasing degree requirement, if will affect the quality of gear shaft when the phasing degree deviation of tooth is larger in the draw-in groove of gear shaft upper spline portion and gear part, therefore must detect the phasing degree between teeth groove in gear shaft upper spline portion's draw-in groove and gear part.Because gear shaft is originally as circle, and the draw-in groove on spline part is positioned on its outer peripheral face, therefore inconvenience is very detected at its phasing degree, step is comparatively loaded down with trivial details, the time needing is longer, and in testing process, especially easily occur error will causing adverse effect to the quality of gear shaft like this.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model be to provide a kind of can fast detecting gear shaft upper spline portion's draw-in groove and gear part on the cubing at phasing degree between teeth groove.
For achieving the above object and other relevant objects, the utility model provides a kind of gear shaft teeth groove phasing degree cubing, one end of described gear shaft is gear part, the other end is spline part, the outer peripheral face of described spline part is provided with a draw-in groove, this gear shaft teeth groove phasing degree cubing comprises: gear part supporting mechanism, and described gear part supporting mechanism comprises a support column, the top of described support column is provided with a spherical supporting member; Spline part clamping device, described spline part clamping device comprises a shaft collar, described shaft collar is provided with a back up pad and a pressure strip, described pressure strip is connected with a regulating device, described regulating device can drive described pressure strip to move up and down, described back up pad is relative with described pressure strip position, and the medial surface that described pressure strip is relative with described back up pad is provided with a cylindrical depression bar; Angel measuring instrument, the sounding rod of described angel measuring instrument is coaxially fixedly connected with described shaft collar.
Preferably, described gear part supporting mechanism also comprises a back-up block, and described back-up block is provided with a pilot hole, and described support column comprises a large-diameter portion and a minor diameter part, and described minor diameter part is inserted in described pilot hole, and on described minor diameter part, cover has a spring.
Preferably, described regulating device comprises an adjusting bolt and a L-type web member, described adjusting bolt and described pressure strip are rotationally connected, the riser of described L-type web member is fixedly connected with described shaft collar, the transverse slat of described L-type web member is provided with a threaded hole, described adjusting bolt and described threaded hole threaded engagement.
Preferably, this gear shaft teeth groove phasing degree cubing also comprises a thimble that can move around.
Preferably, this gear shaft teeth groove phasing degree cubing also comprises a supporting seat.
As mentioned above, gear shaft teeth groove of the present utility model phasing degree cubing has following beneficial effect: this cubing in use, first the spherical supporting member on support column is inserted in the teeth groove relative with draw-in groove position on spline part, and the splined end that makes gear shaft is supported in back up pad, then by regulating device, regulate pressure strip downwards, and the depression bar on pressure strip is entrenched in the draw-in groove on gear shaft completely, in the process pressing down at pressure strip, can drive shaft collar rotation, the angle of shaft collar rotation is exactly the phasing degree angle between teeth groove in detection of gear axle upper spline portion's draw-in groove and gear part, therefore by the reading on reading angular measuring instrument, just can determine fast in this gear shaft upper spline portion's draw-in groove and gear part, whether the phasing degree angle between teeth groove meets quality requirements.That this cubing has is easy to use, operation steps simple, measure accurate advantage.
Accompanying drawing explanation
Fig. 1 is the structural representation of gear shaft.
Fig. 2 is the structural representation that the utility model embodiment is used state.
Fig. 3 is the structural representation of the utility model embodiment gear part supporting mechanism.
Element numbers explanation
1 gear part supporting mechanism
11 back-up blocks
12 large-diameter portions
13 minor diameter parts
14 pilot holes
15 springs
16 spherical supporting members
2 spline part clamping devices
21 back up pads
22 pressure strips
23 shaft collars
24 depression bars
25 adjusting bolts
3 angel measuring instruments
4 thimbles
5 supporting seats
6 gear shafts
61 gear part
62 spline parts
63 draw-in grooves
Embodiment
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this instructions.
Refer to Fig. 1,2,3.Notice, appended graphic the illustrated structure of this instructions, ratio, size etc., equal contents in order to coordinate instructions to disclose only, for person skilled in the art scholar, understand and read, not in order to limit the enforceable qualifications of the utility model, therefore the technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under the effect that the utility model can produce and the object that can reach, all should still drop in the scope that technology contents that the utility model discloses will contain.Simultaneously, in this instructions, quote as " on ", the term of D score, " left side ", " right side ", " centre " and " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under without essence change technology contents, when being also considered as the enforceable category of the utility model.
As shown in Figure 2,3, the utility model provides a kind of gear shaft teeth groove phasing degree cubing, this phasing degree cubing mainly comprises gear part supporting mechanism 1, spline part clamping device 2 and 3 three parts of angel measuring instrument, gear part supporting mechanism 1 supports for the gear part 61 to gear shaft 6, and the teeth groove of gear part 61 is positioned.Spline part clamping device 2 clamps for the spline part 62 to gear shaft 6, and can according to the angle of draw-in groove, drive the sounding rod rotation of angel measuring instrument, according to the demonstration of angel measuring instrument, just can determine the phasing degree angle between teeth groove in gear shaft upper spline portion's draw-in groove and gear part like this.
Gear part supporting mechanism 1 comprises a back-up block 11, back-up block 11 is provided with pilot hole 14, one support columns and is inserted in this pilot hole 14, and support column comprises a large-diameter portion 12 and a minor diameter part 13, minor diameter part 13 is inserted in pilot hole 14, and on minor diameter part 13, cover has a spring 15.On support column, the top of large-diameter portion 12 is provided with a spherical supporting member 16, and spherical supporting member 16 is rotatable.
This cubing in use, spherical supporting member 16 is inserted in gear part 61 in the teeth groove with the relative side in draw-in groove 63 positions, because supporting member is spherical, under the elastic force effect of spring 15, spherical supporting member 16 can be simultaneously during with two contacts side surfaces of this teeth groove, now can think that this spherical supporting member 16 is positioned at the position, middle of this teeth groove, positioning datum that therefore can be using this position as gear shaft 6.
Spline part clamping device 2 comprises a shaft collar 23, on shaft collar 23, be provided with a back up pad 21 and a pressure strip 22, pressure strip 22 is connected with a regulating device, this regulating device can drive pressure strip 22 to move up and down, back up pad 21 is relative with pressure strip 22 positions, and the medial surface that pressure strip 22 is relative with back up pad 21 is provided with a cylindrical depression bar 24.As an embodiment, this regulating device comprises an adjusting bolt 25 and a L-type web member (not shown), adjusting bolt 25 is rotationally connected with pressure strip 22, the riser of L-type web member is fixedly connected with shaft collar 23, the transverse slat of L-type web member is provided with a threaded hole, adjusting bolt 25 and this threaded hole threaded engagement, rotate like this adjusting bolt 25 and just can drive pressure strip 22 to move up and down.
The sounding rod of angel measuring instrument 3 is coaxially fixedly connected with shaft collar 23, and rotating fixed disk 23 just can drive the sounding rod rotation of angel measuring instrument 3, and the angle of sounding rod choosing rotation can show from the display screen of angel measuring instrument 3.
In order to play better supporting role, this cubing can arrange a thimble that can move around 4 in gear part one side of gear shaft 6 in use, when gear shaft is detected, can be withstood by thimble 4 one end of gear shaft 6.A supporting seat 5 can be set at the middle part of gear shaft 6, by 5 pairs of gear shafts 6 of supporting seat, support simultaneously.
This cubing in use, first the spherical supporting member 16 on support column is inserted in the teeth groove relative with 63 positions of draw-in groove on spline part, and the splined end 62 that makes gear shaft 6 is supported in back up pad 21, then by adjusting bolt 25, regulate pressure strip 22 downwards, depression bar 24 on pressure strip 22 is entrenched in the draw-in groove 63 on gear shaft completely, in the process pressing down at pressure strip 22, can drive shaft collar 23 rotations, the angle of shaft collar 23 rotations is exactly the phasing degree angle between teeth groove in detection of gear axle upper spline portion's draw-in groove and gear part, therefore by the reading on reading angular measuring instrument, just can determine fast in this gear shaft upper spline portion's draw-in groove and gear part, whether the phasing degree angle between teeth groove meets quality requirements.
That this cubing has is easy to use, operation steps simple, measure accurate advantage.So the utility model has effectively overcome various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all can, under spirit of the present utility model and category, modify or change above-described embodiment.Therefore, have in technical field under such as and conventionally know that the knowledgeable modifies or changes not departing from all equivalences that complete under spirit that the utility model discloses and technological thought, must be contained by claim of the present utility model.
Claims (5)
1. a gear shaft teeth groove phasing degree cubing, one end of described gear shaft is gear part, and the other end is spline part, and the outer peripheral face of described spline part is provided with a draw-in groove, it is characterized in that, and this gear shaft teeth groove phasing degree cubing comprises:
Gear part supporting mechanism, described gear part supporting mechanism comprises a support column, the top of described support column is provided with a spherical supporting member;
Spline part clamping device, described spline part clamping device comprises a shaft collar, described shaft collar is provided with a back up pad and a pressure strip, described pressure strip is connected with a regulating device, described regulating device can drive described pressure strip to move up and down, described back up pad is relative with described pressure strip position, and the medial surface that described pressure strip is relative with described back up pad is provided with a cylindrical depression bar;
Angel measuring instrument, the sounding rod of described angel measuring instrument is coaxially fixedly connected with described shaft collar.
2. gear shaft teeth groove according to claim 1 phasing degree cubing, it is characterized in that: described gear part supporting mechanism also comprises a back-up block, described back-up block is provided with a pilot hole, described support column comprises a large-diameter portion and a minor diameter part, described minor diameter part is inserted in described pilot hole, and on described minor diameter part, cover has a spring.
3. gear shaft teeth groove according to claim 1 phasing degree cubing, it is characterized in that: described regulating device comprises an adjusting bolt and a L-type web member, described adjusting bolt and described pressure strip are rotationally connected, the riser of described L-type web member is fixedly connected with described shaft collar, the transverse slat of described L-type web member is provided with a threaded hole, described adjusting bolt and described threaded hole threaded engagement.
4. gear shaft teeth groove according to claim 1 phasing degree cubing, is characterized in that: this gear shaft teeth groove phasing degree cubing also comprises a thimble that can move around.
5. gear shaft teeth groove according to claim 1 phasing degree cubing, is characterized in that: this gear shaft teeth groove phasing degree cubing also comprises a supporting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320639088.2U CN203534574U (en) | 2013-10-16 | 2013-10-16 | Gear shaft gullet phase angle testing fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320639088.2U CN203534574U (en) | 2013-10-16 | 2013-10-16 | Gear shaft gullet phase angle testing fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203534574U true CN203534574U (en) | 2014-04-09 |
Family
ID=50420769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320639088.2U Expired - Fee Related CN203534574U (en) | 2013-10-16 | 2013-10-16 | Gear shaft gullet phase angle testing fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203534574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604407A (en) * | 2013-10-16 | 2014-02-26 | 格林精密部件(苏州)有限公司 | Gear shaft tooth slot phase angle gauge |
| CN109891184A (en) * | 2016-11-07 | 2019-06-14 | 株式会社第一测范制作所 | Threaded hole check device |
-
2013
- 2013-10-16 CN CN201320639088.2U patent/CN203534574U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604407A (en) * | 2013-10-16 | 2014-02-26 | 格林精密部件(苏州)有限公司 | Gear shaft tooth slot phase angle gauge |
| CN109891184A (en) * | 2016-11-07 | 2019-06-14 | 株式会社第一测范制作所 | Threaded hole check device |
| CN109891184B (en) * | 2016-11-07 | 2021-04-13 | 株式会社第一测范制作所 | Threaded hole inspection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20141016 |
|
| EXPY | Termination of patent right or utility model |