CN203100609U - Integrated detection fixture for rack nut of recirculating ball-type steering gear - Google Patents
Integrated detection fixture for rack nut of recirculating ball-type steering gear Download PDFInfo
- Publication number
- CN203100609U CN203100609U CN 201220664125 CN201220664125U CN203100609U CN 203100609 U CN203100609 U CN 203100609U CN 201220664125 CN201220664125 CN 201220664125 CN 201220664125 U CN201220664125 U CN 201220664125U CN 203100609 U CN203100609 U CN 203100609U
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- China
- Prior art keywords
- horizontal moving
- rack nut
- screw
- relative
- dial gauge
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- 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 - Lifetime
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- 230000003134 recirculating Effects 0.000 title claims abstract description 9
- 238000001514 detection method Methods 0.000 title abstract description 6
- 238000005259 measurement Methods 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 description 2
- 241000156961 Coenonympha Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
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Abstract
The utility model provides an integrated detection fixture for detecting the position of the thread race of a rack nut of a recirculating ball-type steering gear relative to the center of a conduit hole and detecting the coaxiality of the thread race relative to the center of the rack nut. The integrated detection fixture comprises a clamping device for detecting the position of the thread race relative to the center of the conduit hole and detecting the coaxiality of the thread race relative to the center of the rack nut. The integrated detection fixture has the advantages of reasonable structure, convenience in reading, and accuracy in data measurement, being applicable in measurement of rough machining and finish machining of the thread race of the rack nut.
Description
Technical field
The utility model relates to a kind of cubing, particularly a kind of comprehensive check tool of recirculating ball-type steering rack nut.
Background technology
Develop rapidly along with automobile industry, quality to automobile steering device has had higher requirement, the rack nut of steering gear and the quality of fit of screw rod, directly have influence on the quality and the usability of steering gear, so the screw thread raceway of steering gear rack nut is managed relatively the machining precision and the detection method of center, hole and raceway right alignment higher requirement has been arranged, traditional detection method and instrument are difficult to satisfy the requirement of steering gear product quality, need further to be improved.
Summary of the invention
The purpose of this utility model provides a kind of easy to operate, and reading is applicable to the comprehensive check tool of recirculating ball-type steering rack nut accurately.
For achieving the above object, the utility model takes following technical proposals to realize:
A kind of comprehensive check tool of recirculating ball-type steering rack nut comprises the clamping device that is used to install measured workpiece, is used to detect the device and the device that is used to detect the relative rack nut of screw thread raceway center right alignment of the relative guide hole of screw thread raceway center,
Wherein said clamping device comprises adjustable support leg, base plate, positive stop and V-type seat;
Be used to detect the device of the relative guide hole of screw thread raceway center, comprise the horizontal moving guide rail that is fixed on the cubing body, be installed in horizontal moving carriage and position measurement cantilever on the horizontal moving guide rail, the other end of position measurement cantilever is equipped with the benchmark stop screw, be fixed in dial gauge support and the dial gauge that is installed on the dial gauge support on the cubing body, laterally on the moving carriage vertical riser is housed, longitudinal movement rail and sounding rod, the measurement steel ball that contacts with raceway is housed on the sounding rod, and measured workpiece guide hole masterplate and latch are formed the locating device of guide hole central point.
Be used to detect the device of the relative rack nut of screw thread raceway center right alignment, comprise by the table folder being installed in the dial gauge that vertically moves on the planker, be installed in the hold-down nut on the horizontal moving carriage.
As preferably, show folder and be provided with crashproof screw.
As preferably, horizontal moving carriage and vertically move planker and all adopt the steel ball rolling guide-rail pairs.
As preferably, laterally moving carriage is provided with the benchmark stop screw.
As preferably, vertically move planker and be provided with the stroke limit screw.
The utility model is by above technical scheme, and simple and reasonable, easy to operate, data accurately, all can measure the thick, accurately machined of rack nut screw thread raceway of ball-and-nut power steering device; Crashproof screw is set, avoids the dial gauge overrange to cause damaging; Horizontal moving carriage and vertically move planker and adopt the steel ball rolling guide-rail pairs, the power of reducing friction improves response speed and sensitivity; Further, be provided with stop screw at horizontal moving carriage on the planker with vertically moving, the nut that is suitable for different-diameter carries out rapid adjustment and detects.
Description of drawings
Fig. 1 is the synoptic diagram of the comprehensive check tool of the utility model recirculating ball-type steering rack nut.
Fig. 2 is the schematic top plan view of the comprehensive check tool of recirculating ball-type steering rack nut among Fig. 1.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
Comprehensive check tool as shown in Figure 1 comprises the clamping device that is used to install measured workpiece, is used to detect the device and the device that is used to detect the relative rack nut of screw thread raceway center right alignment of the relative guide hole of screw thread raceway center.
Wherein said clamping device comprises adjustable support leg 1, base plate 2, positive stop 3 and V-type seat 4;
Be used to detect the device of the relative guide hole of screw thread raceway center, comprise the horizontal moving guide rail 7 that is fixed on the cubing body, be installed in horizontal moving carriage 8 and position measurement cantilever 9 on the horizontal moving guide rail, the other end of position measurement cantilever 9 is equipped with benchmark stop screw 10, be fixed in dial gauge support 11 and the dial gauge 12 that is installed on the dial gauge support 11 on the cubing body, laterally on the moving carriage 8 vertical riser 14 is housed, longitudinal movement rail 13 and sounding rod 15, the measurement steel ball 22 that contacts with raceway is housed on the sounding rod 15, and measured workpiece guide hole masterplate 6 and latch 5 are formed the locating device of guide hole central point.In the utility model preferred embodiment, laterally moving carriage 8 is provided with benchmark stop screw 10.
When detecting the relative guide hole of screw thread raceway center, measured workpiece places on the V-type seat 4, utilize V-type seat 4 and positive stop 3 to position, traverse measurement bar 15 will be measured in the steel ball 22 steel balls incision raceway and carry out school zero, rotation benchmark stop screw 10 transfers to dial gauge 12 pointers to be measured zero point, traverse measurement bar 15 is put in steel ball 22 in guide hole template 6 holes again, just can directly read displacement data this moment from dial gauge 12, the data of reading are deducted half of screw thread raceway pitch, draw deviations of actual position.Adopt this apparatus and method, simple, intuitive, and only need adjust benchmark stop screw 10 when measuring for the rack nut of different-diameter and can measure fast.
Be used to detect the device of the relative rack nut of screw thread raceway center right alignment, comprise by table folder 18 being installed in the dial gauge 17 that vertically moves on the planker 16, be installed in the hold-down nut 21 on the horizontal moving carriage 8.Wherein table folder 18 is provided with crashproof screw 19, prevents that dial gauge 17 overranges from causing damaging.In the utility model preferred embodiment, vertically move planker 16 and be provided with stroke limit screw 20, be convenient to quick replacing of different-diameter nut and measure.
When detecting the right alignment at the relative rack nut of screw thread raceway center, measured workpiece places on the V-type seat 4, utilize V-type seat 4 and positive stop 3 to position, traverse measurement bar 15 is put into raceway with steel ball 22, make steel ball 22 and raceway tangent, adjust stroke limit screw 20 this moment, makes the pointed numeral in dial gauge 17 ringlets " 2 " locate great circle pointed numeral " 0 " locate.The rotation rack nut rolls measurement steel ball 22 in raceway, drive measurement mechanism and laterally move, and observes dial gauge 17 big aperture needle fluctuations, reads fluctuation numerical value, can draw the right alignment data.
In the present embodiment, horizontal moving carriage 8 and vertically move planker 16 and all adopt the steel ball rolling guide-rail pairs, the power of reducing friction improves response speed and sensitivity.
Though the utility model discloses as above with preferred embodiment, the utility model is not to be defined in this.Any those skilled in the art in not breaking away from spirit and scope of the present utility model, all can do various changes and modification, and therefore protection domain of the present utility model should be as the criterion with claim institute restricted portion.
Claims (5)
1. the comprehensive check tool of a recirculating ball-type steering rack nut, comprise the clamping device that is used to install measured workpiece, be used to detect the device and the device that is used to detect the relative rack nut of screw thread raceway center right alignment of the relative guide hole of screw thread raceway center, it is characterized in that
Described clamping device comprises adjustable support leg (1), base plate (2), positive stop (3) and V-type seat (4);
Be used to detect the device of the relative guide hole of screw thread raceway center, comprise the horizontal moving guide rail (7) that is fixed on the cubing body, be installed in horizontal moving carriage (8) and position measurement cantilever (9) on the horizontal moving guide rail (7), the other end of position measurement cantilever (9) is equipped with benchmark stop screw (10), be fixed in the dial gauge support (11) on the cubing body and be installed on dial gauge (12) on the dial gauge support (11), laterally on the moving carriage (8) vertical riser (14) is housed, longitudinal movement rail (13) and sounding rod (15), the measurement steel ball (22) that contacts with raceway is housed on the sounding rod (15), and measured workpiece guide hole masterplate (6) and latch (5) are formed the locating device of guide hole central point;
Be used to detect the device of the relative rack nut of screw thread raceway center right alignment, comprise by table folder (18) being installed in the dial gauge (17) that vertically moves on the planker (16), be installed in the hold-down nut (21) on the horizontal moving carriage (8).
2. comprehensive check tool according to claim 1 is characterized in that, described table folder (18) is provided with crashproof screw (19).
3. comprehensive check tool according to claim 1 is characterized in that, described horizontal moving carriage (8) and vertically move planker (16) and all adopt the steel ball rolling guide-rail pairs.
4. comprehensive check tool according to claim 1 is characterized in that, described horizontal moving carriage (8) is provided with benchmark stop screw (10).
5. comprehensive check tool according to claim 1 is characterized in that, the described planker (16) that vertically moves is provided with stroke limit screw (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220664125 CN203100609U (en) | 2012-12-06 | 2012-12-06 | Integrated detection fixture for rack nut of recirculating ball-type steering gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220664125 CN203100609U (en) | 2012-12-06 | 2012-12-06 | Integrated detection fixture for rack nut of recirculating ball-type steering gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203100609U true CN203100609U (en) | 2013-07-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220664125 Expired - Lifetime CN203100609U (en) | 2012-12-06 | 2012-12-06 | Integrated detection fixture for rack nut of recirculating ball-type steering gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203100609U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615960A (en) * | 2013-12-16 | 2014-03-05 | 南车戚墅堰机车车辆工艺研究所有限公司 | External thread coaxiality measuring device and measuring method |
| CN103743328A (en) * | 2013-12-27 | 2014-04-23 | 大连瑞谷科技有限公司 | Apparatus for detecting position accuracy of pipe holes of steering nut |
| CN104259933A (en) * | 2014-09-05 | 2015-01-07 | 大连高金数控集团有限公司 | Ball nut phase measuring device and corresponding nut return device hole machining method |
| CN104279928A (en) * | 2014-10-09 | 2015-01-14 | 浙江万达汽车方向机有限公司 | Device and method for measuring screw path position of steering piston nut of power steering gear |
| CN104296631A (en) * | 2014-10-23 | 2015-01-21 | 安徽精科机器有限公司 | Device for detecting relative location degree between steering nut ball return hole and threaded rolling way |
| CN104359367A (en) * | 2014-11-17 | 2015-02-18 | 芜湖世特瑞转向系统有限公司 | Steering gear rack vent hole detecting device and detecting method |
| CN104359368A (en) * | 2014-11-17 | 2015-02-18 | 芜湖世特瑞转向系统有限公司 | Steering gear rack vent hole detecting device and detecting method |
| CN110307768A (en) * | 2019-08-02 | 2019-10-08 | 大连民族大学 | A kind of the screw path dimension detecting device and its application method of ball-screw |
-
2012
- 2012-12-06 CN CN 201220664125 patent/CN203100609U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615960A (en) * | 2013-12-16 | 2014-03-05 | 南车戚墅堰机车车辆工艺研究所有限公司 | External thread coaxiality measuring device and measuring method |
| CN103615960B (en) * | 2013-12-16 | 2016-04-27 | 南车戚墅堰机车车辆工艺研究所有限公司 | External thread coaxality measuring mechanism and measuring method |
| CN103743328A (en) * | 2013-12-27 | 2014-04-23 | 大连瑞谷科技有限公司 | Apparatus for detecting position accuracy of pipe holes of steering nut |
| CN103743328B (en) * | 2013-12-27 | 2016-05-11 | 大连瑞谷科技有限公司 | Steering nut guide hole position degree detection apparatus |
| CN104259933A (en) * | 2014-09-05 | 2015-01-07 | 大连高金数控集团有限公司 | Ball nut phase measuring device and corresponding nut return device hole machining method |
| CN104279928A (en) * | 2014-10-09 | 2015-01-14 | 浙江万达汽车方向机有限公司 | Device and method for measuring screw path position of steering piston nut of power steering gear |
| CN104279928B (en) * | 2014-10-09 | 2017-01-11 | 浙江万达汽车方向机股份有限公司 | Device and method for measuring screw path position of steering piston nut of power steering gear |
| CN104296631A (en) * | 2014-10-23 | 2015-01-21 | 安徽精科机器有限公司 | Device for detecting relative location degree between steering nut ball return hole and threaded rolling way |
| CN104359367A (en) * | 2014-11-17 | 2015-02-18 | 芜湖世特瑞转向系统有限公司 | Steering gear rack vent hole detecting device and detecting method |
| CN104359368A (en) * | 2014-11-17 | 2015-02-18 | 芜湖世特瑞转向系统有限公司 | Steering gear rack vent hole detecting device and detecting method |
| CN110307768A (en) * | 2019-08-02 | 2019-10-08 | 大连民族大学 | A kind of the screw path dimension detecting device and its application method of ball-screw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |