CN101251370A - Piston molded line cam lift synthetic checking instrument - Google Patents
Piston molded line cam lift synthetic checking instrument Download PDFInfo
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- CN101251370A CN101251370A CNA2008100907723A CN200810090772A CN101251370A CN 101251370 A CN101251370 A CN 101251370A CN A2008100907723 A CNA2008100907723 A CN A2008100907723A CN 200810090772 A CN200810090772 A CN 200810090772A CN 101251370 A CN101251370 A CN 101251370A
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- tailstock
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Abstract
The invention discloses a comprehensive inspection instrument for a piston profile cam lift range. A guide rail platform of a machine body is horizontally connected with a spindle drum and a tailstock, and is longitudinally connected with a bottom plate of a length measuring instrument, the left end of a driver seat on the spindle drum is provided with a round grating rotary encoder the middle of which is provided with an elastic slice winding a coupling to bear the torque force; a motor is connected with a worm and worm wheel mechanism, a pinion on a worm-wheel shaft is meshed with a gear outside the right side of the spindle drum, the gear is connected with an eccentric chuck, a catch plate and a lathe dog; a sliding shaft is arranged in a transition sleeve at the middle of the tailstock, a finial spindle is connected with a screw through a spring, the right side of the tailstock is provided with a shift fork device; the middle of a grating fixing base is provided with an adjusting screw, a compression spring and a measuring rod are arranged in the rear cavity of the adjusting screw, the grating fixing base is provided with a length grating ruler and a grating sensor; the round grating rotary encoder and the grating sensor are connected with a digital display control device. The comprehensive inspection instrument solves the problems that the prior art is not universal, time consuming and difficult in maintenance, and has the characteristics of high detection efficiency and measurement accuracy, long service life and low cost.
Description
One, technical field
The present invention relates to a kind of checkout equipment of auto parts and components, be specifically related to piston molded line cam lift synthetic checking instrument.
Two, background technology
Aluminium piston of IC engine skirt section outline convexity ellipse and the detection of cam of camshaft lift phasing degree in manufacture process, industry production producer mostly adopts oval somascope of piston and optical dividing head and Abbe horizontal metroscope to detect, in the actual production testing process, these detecting instrument efficient are low, shortcomings such as equipment investment is big, the needs that incompatibility company produces, as the inlet and outlet cam of a single cylinder camshaft and cam of injection pump lift and keyway center line are detected once the cam center plane included angle, indicating value location and reading need spend 4～6 hours.Utilize the piston molded line detector to detect, its shortcoming is to detect the molded lines of piston, and can not detect cam lift, and versatility is poor.Simultaneously, maintenance difficult, instrument damage often occurring can not on-call maintenance and influence the situation of production.
Three, summary of the invention
Technical matters to be solved by this invention provides that a kind of detection efficiency and precision height, versatility are good, the piston molded line cam lift synthetic checking instrument of low cost of manufacture and long service life.
For solving the problems of the technologies described above, the technical scheme that piston molded line cam lift synthetic checking instrument of the present invention adopted is such: it comprises the guide rail platform on lathe bed and the lathe bed, the guide rail platform is provided with T-slot, in described T-slot, laterally connect spindle drum and tailstock, vertically connect the horizontal metroscope base plate, described spindle drum and T type groove are fixing in succession, and tailstock is connected with T type groove by the offset cam latch mechanism with the horizontal metroscope base plate; Assembling driver seat above the described spindle drum, left end connects the encoder interfaces seat, circle grating rotating scrambler is contained on the encoder interfaces seat, flexible thin slice carries torsion around shaft coupling in the middle of the circle grating rotating scrambler, shaft coupling is connected with main shaft, and main shaft passes through the bearing fixing at spindle drum two ends on spindle drum; Motor is contained on the driver seat, the electric machine main shaft end has driving pulley to be connected transmission through the V-belt with negative pulley wheel, passive belt wheel is connected with worm gear through worm shaft, worm-wheel shaft on the worm gear is provided with pinion wheel and meshes with spindle drum right-hand member outboard gears, connect the cam lock cephalic disc on the gear, connect driver chuck on the cam lock cephalic disc, the heart folder is installed on the driver chuck; In the middle of the described tailstock is spacer shell, and sliding axle places in the spacer shell, and top main shaft is connected with screw rod by spring, and the shift fork seat is installed on the tailstock right side, and shift fork and handle are installed on the shift fork seat; Also be provided with T-slot on the described horizontal metroscope base plate, the grating holder is connected with T-slot on the horizontal metroscope seat by the holder latch mechanism, adjusting screw(rod) is installed in the middle of the grating holder, the adjusting screw(rod) postmedian is a cavity, be provided with compression spring and measuring staff in it, gauge head is installed in the front end of adjusting screw(rod), and length grating chi and grating sensor are housed on the grating holder; Described round grating rotating scrambler is connected with the digital display control device with grating sensor.
The other end of above-mentioned worm shaft is installed a handwheel.
Because technique scheme is utilized the measuring principle of linear grating chi and angle grating, circle grating rotating scrambler adopts elastic sheet around shaft coupling with connecting of main shaft, can transmit accurate rotary torsion, can eliminate diaxon again because the coaxiality error that manufacturing and assembly precision problem cause, the transferring rotational motion precision reaches requirement, it measures maximum length is 400mm, and measuring the maximum turning radius is 65mm, satisfies the detection requirement of product fully.Compare with the oval somascope of piston and optical dividing head and Abbe horizontal metroscope, adopts somascope of the present invention to detect, only need are about 1 hour, improved detection efficiency greatly, this somascope cost is about 2.2 ten thousand yuan, with above-mentioned checkout equipment relatively, price be they 1/3 less than.So the present invention can satisfy the detection of the overall target of oval detection in piston skirt and the little diesel oil wheel shaft of single cylinder, low cost of manufacture, the precision height, promptly economy is suitable for again, has improved the versatility of detecting instrument and has reduced maintenance difficulty.
Four, description of drawings
Fig. 1 is a front view of the present invention:
Fig. 2 is the sectional side elevation of embodiment shown in Figure 1;
Fig. 3 is an angular instrument partial sectional view in the embodiment shown in Figure 1;
Fig. 4 is a horizontal metroscope partial sectional view in the embodiment shown in Figure 1.
Five, embodiment
By Fig. 1, Fig. 2, Fig. 3 as seen, piston molded line cam lift synthetic checking instrument of the present invention comprises the guide rail platform 2 on lathe bed 1 and the lathe bed, guide rail platform 2 is provided with T-slot 3, what laterally connect on T-slot 3 has spindle drum 4 and a tailstock 5, what vertically connect has a horizontal metroscope base plate 6, and spindle drum 4 usefulness screw bolt and nut and T type groove 3 are fixed in succession.Assembling driver seat 7 above the spindle drum 4, left end connects encoder interfaces seat 8, circle grating rotating scrambler 9 is contained on the encoder interfaces seat 8, and connect with bolt, flexible thin slice 10 is around shaft coupling 11 carrying torsion in the middle of the circle grating rotating scrambler 9, shaft coupling 11 is connected with main shaft 12, and main shaft 12 passes the bearing fixing at spindle drum 4 two ends on spindle drum 4.Motor 13 is placed on electricity consumption machine supporting plate connection on the driver seat 7, motor 13 spindle ends have driving pulley 14 15 to be connected transmission with passive belt wheel 16 through the V-belt, driver seat 7 the right are worm-and-wheel gear, passive belt wheel 15 is connected with worm gear 18 through worm shaft 17, worm-wheel shaft 19 on the worm gear 18 is provided with pinion wheel 20 and meshes with spindle drum 4 right-hand member outboard gears 21, connect cam lock cephalic disc 22 on the gear 21, connect driver chuck 23 on the cam lock cephalic disc 22, heart folder 24 is installed on the driver chuck 23, and heart folder 24 is by an end of holding screw and adjusting screw lock folder testing rod or workpiece 25.Motor 13 15 is transferred to worm gear 18 with power through worm shaft 17 through the V-belt, be transferred to the gear 21 of spindle drum 4 right-hand members by worm-wheel shaft 19, thereby drive 22 motions of cam lock cephalic disc, give driver chuck 22, again by torque transmission testing rod or workpiece 25 by cam lock cephalic disc 22 transmit forces.
The other end of worm shaft 17 can be installed a handwheel 26, if do not use the detachable scaling band of motor, uses handwheel 26 to be rotated transmission.
In the middle of the tailstock 5 is spacer shell 27, sliding axle 28 places in the spacer shell 27, top main shaft 29 is connected with screw rod 31 by spring 30, be screwed on tailstock 5, shift fork seat 32 and shift fork 33 and handle 34 are installed in tailstock 5 right sides, top main shaft 29 usefulness screws screw testing rod or workpiece 24, and shift fork seat and mechanisms such as shift fork and handle grip and unclamp.
Tailstock 5 is connected with T-slot by base plate latch mechanism 36 by tailstock latch mechanism 35, horizontal metroscope base plate 6, and referring to Fig. 4, this latch mechanism is the offset cam latch mechanism, comprises handle 37, swing arm 38 and lifting bolt 39, and is similar with the latch mechanism on the lathe.Also be provided with T-slot on the horizontal metroscope base plate 6, grating holder 40 is connected with T-slot on the horizontal metroscope seat 6 by holder latch mechanism 41, and the structure of holder latch mechanism 41 is identical with base plate latch mechanism 36.Adjusting screw(rod) 42 is installed in the middle of the grating holder 40, and adjusting screw(rod) 42 postmedians are provided with cavity, are provided with compression spring 43 and measuring staff 44 in it, and gauge head 45 is installed in the front end of adjusting screw(rod) 42.Higher length of length grating chi, resolution and precision and angle grating sensor 46 are housed on the grating holder 40.Circle grating rotating scrambler 9 is connected with digital display control device 47 with grating sensor 46, and digital display control device 47 is common equipments.
The present invention is as follows through Anhui standard metering test institute detection technique index:
1, maximum length of workpiece: 400mm;
2, measure the maximum turning radius: 65mm;
3, measure the length systematic error :+0.001mm max
4, the error of indication that takes measurement of an angle :+10 " max (30 °/360 ° scopes)-58 " min
5, measure the length error of indication: 0.1020mm0+1+2 μ m
6, length indicating value resolution: 0.001mm
7, the scope that takes measurement of an angle: 0 °-360 °-1080 °
8, angle indicating value resolution: 1/60 ° (1 ')
9, the error of indication that takes measurement of an angle:
0°30°60°90°120°150°
0″-35″-52″-58″-52″-52″
180°210°240°270°300°330°360°
-300″+10″+6″-17″-5″-8″
10, spindle rotation accuracy: 5 μ m
11, the positioning spline center is to spindle axis line parallel degree: 2 μ m
Claims (2)
1, a kind of piston molded line cam lift synthetic checking instrument, comprise the guide rail platform on lathe bed and the lathe bed, the guide rail platform is provided with T-slot, it is characterized in that: in described T-slot (3), laterally connect spindle drum (4) and tailstock (5), vertically connect horizontal metroscope base plate (6), described spindle drum (4) is fixing in succession with T type groove (3), and tailstock (5) is connected with T type groove (3) by the offset cam latch mechanism with horizontal metroscope base plate (6); Assembling driver seat (7) above the described spindle drum (4), left end connects encoder interfaces seat (8), circle grating rotating scrambler (9) is contained on the scrambler joint chair (8), flexible thin slice (10) is around shaft coupling (11) carrying torsion in the middle of the circle grating rotating scrambler (9), shaft coupling (11) is connected with main shaft (12), and main shaft (12) passes through the bearing fixing at spindle drum (4) two ends on spindle drum (4); Motor (13) is contained on the driver seat (7), motor (13) spindle end has driving pulley (14), and (15) are connected with passive belt wheel (16) through the V-belt, passive belt wheel (16) is connected with worm gear (18) through worm shaft (17), worm-wheel shaft (19) on the worm gear (18) is provided with pinion wheel (20) and meshes with spindle drum (4) right-hand member outboard gears (21), gear (21) is gone up and is connected cam lock cephalic disc (22), cam lock cephalic disc (22) goes up and connects driver chuck (23), and driver chuck (23) is gone up heart folder (24) is installed; In the middle of the described tailstock (5) is spacer shell (27), sliding axle (28) places in the spacer shell (27), top main shaft (29) is connected with screw rod (31) by spring (30), and shift fork seat (32) is installed on tailstock (5) right side, and shift fork (33) and handle (34) are installed in shift fork seat (32); Also be provided with T-slot on the described horizontal metroscope base plate (6), grating holder (40) is connected with T-slot on the horizontal metroscope seat (6) by holder latch mechanism (41), adjusting screw(rod) (42) is installed in the middle of the grating holder (40), adjusting screw(rod) (42) postmedian is provided with cavity, be provided with compression spring (43) and measuring staff (44) in it, gauge head (45) is installed in the front end of adjusting screw(rod) (42), and length grating chi and grating sensor (46) are housed on the grating holder (40); Described round grating rotating scrambler (9 with) grating sensor (46) is connected with digital display control device (47).
2, piston molded line cam lift synthetic checking instrument according to claim 1 is characterized in that: the other end of described worm shaft (17) is installed a handwheel (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100907723A CN101251370A (en) | 2008-03-29 | 2008-03-29 | Piston molded line cam lift synthetic checking instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100907723A CN101251370A (en) | 2008-03-29 | 2008-03-29 | Piston molded line cam lift synthetic checking instrument |
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| CN101251370A true CN101251370A (en) | 2008-08-27 |
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| CNA2008100907723A Pending CN101251370A (en) | 2008-03-29 | 2008-03-29 | Piston molded line cam lift synthetic checking instrument |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102721346A (en) * | 2012-06-01 | 2012-10-10 | 浙江师范大学 | Method for detecting cam lift of cam shaft |
| CN103267503A (en) * | 2013-04-24 | 2013-08-28 | 中国航空工业集团公司北京长城航空测控技术研究所 | Dynamic calibration test table of engine blade tip gap measurement sensor |
| CN103419130A (en) * | 2012-05-21 | 2013-12-04 | 昆山华辰重机有限公司 | Working table movable type numerical control roll grinder tail stock sleeve feeding mechanism |
| CN103644846A (en) * | 2013-12-26 | 2014-03-19 | 二重集团（德阳）重型装备股份有限公司 | High-precision super-huge workpiece online precision measuring system |
| CN103868469A (en) * | 2014-03-07 | 2014-06-18 | 西安交通大学 | Full automatic following tracking precise scanning detecting device and method for camshaft complex molded-line lift |
| CN105387817A (en) * | 2015-12-02 | 2016-03-09 | 四川凌峰航空液压机械有限公司 | Device for rapidly detecting size parameters of cylinder type excircle shape |
| CN106767328A (en) * | 2016-12-26 | 2017-05-31 | 重庆市银钢通科技有限公司 | One kind corase grind cam profile detection means |
| CN110260826A (en) * | 2019-07-24 | 2019-09-20 | 丹东奥龙射线仪器集团有限公司 | A kind of angular instrument of high accuracy X-ray direction finder |
| CN110253351A (en) * | 2019-06-25 | 2019-09-20 | 苏州经贸职业技术学院 | A kind of fluid pressure type grinding machine locating unit |
| CN110631539A (en) * | 2019-10-29 | 2019-12-31 | 明峰医疗系统股份有限公司 | Eccentric shaft system with angular position self-checking and automatic calibration functions |
| CN112697069A (en) * | 2020-12-28 | 2021-04-23 | 昆明北方红外技术股份有限公司 | Optical zoom cam curve detection device and detection method |
| CN113267129A (en) * | 2021-06-01 | 2021-08-17 | 莱芜环球汽车零部件有限公司 | Camshaft lift contrast type detector |
| CN113607033A (en) * | 2021-08-02 | 2021-11-05 | 常熟纺织机械厂有限公司 | Cam curve parameter detection device |
| CN114178953A (en) * | 2021-12-03 | 2022-03-15 | 东莞市捷丰机械有限公司 | Four-rail lathe polishing machine |
| CN115431102A (en) * | 2022-09-06 | 2022-12-06 | 浙江力高泵业科技有限公司 | Precision detection device for worm thread grinding and forming and detection method thereof |
-
2008
- 2008-03-29 CN CNA2008100907723A patent/CN101251370A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419130A (en) * | 2012-05-21 | 2013-12-04 | 昆山华辰重机有限公司 | Working table movable type numerical control roll grinder tail stock sleeve feeding mechanism |
| CN103419130B (en) * | 2012-05-21 | 2016-06-01 | 昆山华辰重机有限公司 | Table movable type numerical control roll grinder tail-stock sleeve feeding mechanism |
| CN102721346A (en) * | 2012-06-01 | 2012-10-10 | 浙江师范大学 | Method for detecting cam lift of cam shaft |
| CN103267503A (en) * | 2013-04-24 | 2013-08-28 | 中国航空工业集团公司北京长城航空测控技术研究所 | Dynamic calibration test table of engine blade tip gap measurement sensor |
| CN103267503B (en) * | 2013-04-24 | 2015-11-18 | 中国航空工业集团公司北京长城航空测控技术研究所 | The dynamic calibration testing table of engine blade tip clearance survey sensor |
| CN103644846A (en) * | 2013-12-26 | 2014-03-19 | 二重集团（德阳）重型装备股份有限公司 | High-precision super-huge workpiece online precision measuring system |
| CN103644846B (en) * | 2013-12-26 | 2016-06-01 | 二重集团（德阳）重型装备股份有限公司 | The online precision measurement system of the super-huge workpiece of high precision |
| CN103868469A (en) * | 2014-03-07 | 2014-06-18 | 西安交通大学 | Full automatic following tracking precise scanning detecting device and method for camshaft complex molded-line lift |
| CN105387817A (en) * | 2015-12-02 | 2016-03-09 | 四川凌峰航空液压机械有限公司 | Device for rapidly detecting size parameters of cylinder type excircle shape |
| CN106767328B (en) * | 2016-12-26 | 2020-08-18 | 重庆市银钢一通科技有限公司 | Rough grinding cam molded line detection device |
| CN106767328A (en) * | 2016-12-26 | 2017-05-31 | 重庆市银钢通科技有限公司 | One kind corase grind cam profile detection means |
| CN110253351A (en) * | 2019-06-25 | 2019-09-20 | 苏州经贸职业技术学院 | A kind of fluid pressure type grinding machine locating unit |
| CN110260826A (en) * | 2019-07-24 | 2019-09-20 | 丹东奥龙射线仪器集团有限公司 | A kind of angular instrument of high accuracy X-ray direction finder |
| CN110260826B (en) * | 2019-07-24 | 2024-02-27 | 丹东奥龙射线仪器集团有限公司 | Angle meter of high-precision X-ray orientation instrument |
| CN110631539A (en) * | 2019-10-29 | 2019-12-31 | 明峰医疗系统股份有限公司 | Eccentric shaft system with angular position self-checking and automatic calibration functions |
| CN112697069A (en) * | 2020-12-28 | 2021-04-23 | 昆明北方红外技术股份有限公司 | Optical zoom cam curve detection device and detection method |
| CN113267129A (en) * | 2021-06-01 | 2021-08-17 | 莱芜环球汽车零部件有限公司 | Camshaft lift contrast type detector |
| CN113607033A (en) * | 2021-08-02 | 2021-11-05 | 常熟纺织机械厂有限公司 | Cam curve parameter detection device |
| CN113607033B (en) * | 2021-08-02 | 2024-01-26 | 常熟纺织机械厂有限公司 | Cam curve parameter detection device |
| CN114178953A (en) * | 2021-12-03 | 2022-03-15 | 东莞市捷丰机械有限公司 | Four-rail lathe polishing machine |
| CN115431102A (en) * | 2022-09-06 | 2022-12-06 | 浙江力高泵业科技有限公司 | Precision detection device for worm thread grinding and forming and detection method thereof |
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Open date: 20080827 |