CN105466375A - End cam lift detection device - Google Patents
End cam lift detection device Download PDFInfo
- Publication number
- CN105466375A CN105466375A CN201510493586.4A CN201510493586A CN105466375A CN 105466375 A CN105466375 A CN 105466375A CN 201510493586 A CN201510493586 A CN 201510493586A CN 105466375 A CN105466375 A CN 105466375A
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- China
- Prior art keywords
- cam
- lift
- transmission shaft
- checkout equipment
- end cam
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Abstract
The invention provides an end cam lift detection device. The end cam lift detection device is characterized in that the end cam lift detection device comprises a working bench, a detection assembly, a clamping assembly, a power rotation assembly, and an installation base installed on the workbench; the end cam lift detection device is capable of precisely detecting the lift of an end cam and has important significance for improving a lift curve of the end cam and further improving the oil supplying rule of a VE dispensing pump; the end cam lift detection device serving as a detection device which is low in cost, high in detection precision and simple in operation fills the gap in the field in China, effectively determines and controls the machining quality effect of the end cam and also substantially saves capital investment and production cost for an enterprise; in addition, the detection system can be used for online detection and product inspection of a production field, so that the recording of product quality, and the storage and management of quality data are convenient.
Description
Technical field
The present invention relates to a kind of cam lift checkout equipment, be applicable to the equipment that the VE pump edge cam lifting curve of use for diesel engine and machining precision thereof carry out measuring.
Background technology
Along with China's science and technology and the improving constantly of living standard, people, while requiring product quality, pursue the diversity of product and the speed of update more, and this just requires that manufacturer must accelerate the speed of research and development of products and the outward appearance novelty of product.Mid-term in 20th century, in order to shorten the gap between advanced foreign technology further, China has formulated introduction, digestion, absorption, the tactful policy innovated again, simultaneously in order to realize this requirement, being proposed the method for " reverse in kind ", is namely exactly reverse-engineering.
Cam is mechanical field application a kind of mechanism widely, and cam mechanism not only structure is simple, and location is reliable, and can transmission stably, but the equipment Inspection that cam curved face processing needs precision high; Domesticly at present there is no that a kind of cost is low, accuracy of detection is high, simple to operately can meet again the equipment that use for diesel engine VE pump edge cam lifting curve and machining precision thereof are measured.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, a kind of cam lift checkout equipment is provided, the equipment of accurately detection can be carried out the lift of edge cam.
The present invention solves the problems of the technologies described above the following technical scheme of employing.
A kind of cam lift checkout equipment, is characterized in that it comprises: worktable, detection components, clamping assembly, powered rotation assembly, mounting seat are installed on worktable; Described detection components comprises bracket fixing plate, bracket component, sensor installing plate, measuring staff locating sleeve, high-precision micro displacement sensor, displacement measuring staff; Described clamping assembly comprises depression bar parts, pressure head, pressing plate component, cam orientation pin; Described powered rotation assembly comprises servomotor, transmission shaft parts, transmission shaft locating sleeve, transmission hydraulic steering gear adopting cross piece, fork-shaped adapter sleeve.
the invention has the beneficial effects as follows
A kind of cam lift checkout equipment is provided, accurately can detect the lift of edge cam, significant to the fuel supply rate curve improving cam lifting curve and then improvement VE proportioning pump, the blank in this field domestic filled up by checkout equipment low as a kind of cost, that accuracy of detection is high, simple to operate, the crudy effect of effective judgement and control end face cam, has also saved fund input and production cost for enterprise simultaneously greatly; This detection system can be used for on-line checkingi and the product inspection of production scene in addition, is convenient to the record of product quality, the storage of qualitative data and management.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described further.
Fig. 1 is the cut-open view of a kind of cam lift checkout equipment of the present invention.
Fig. 2 is the circuit block diagram of a kind of cam lift checkout equipment of the present invention.
As scheme identify: angular transducer 1, servomotor 2, transmission shaft parts 3, mounting seat 4, bracket component 5, displacement measuring staff 6, micro-displacement sensor 7, depression bar parts 8, pressure head 9, pressing plate component 10, edge cam (measured workpiece) 11, cam orientation pin 12, worktable 13, short measuring staff 14, guide finger 15, roller mount parts 16, roller pin 17, roller 18, bracket fixing plate 19, measuring staff locating sleeve 20, sensor installing plate 21, transmission shaft locating sleeve 22, transmission hydraulic steering gear adopting cross piece 23, fork-shaped adapter sleeve 24.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
A kind of cam lift checkout equipment, is characterized in that it comprises: worktable 13, detection components, clamping assembly, powered rotation assembly, mounting seat 4 are installed on worktable 13; Worktable 13 can be particular production, also can select according to existence conditions.
Described detection components comprises bracket fixing plate 19, bracket component 5, measuring staff locating sleeve 20, high-precision micro displacement sensor 7, displacement measuring staff 6; Bracket fixing plate 19 is secured by bolts in mounting seat 4, fixed head 19 is also provided with bracket component 5, sensor installing plate 21 is secured by bolts on bracket component 5, sensor installing plate 21 is provided with measuring staff locating sleeve 20, micro-displacement sensor 7, displacement measuring staff 6, depression bar parts 8.
Described clamping assembly comprises depression bar parts 8, pressure head 9, pressing plate component 10; Depression bar parts 8 are installed on sensor installing plate 21, and depression bar parts 8 tail end is provided with pressure head 9; Pressing plate component 10 is installed on edge cam (measured workpiece) 11, is coordinated install by bolt; Pressure head 9 is for clamping platen parts 10, and displacement in preventing edge cam 11 from detecting again, plays positioning action.
Described powered rotation assembly comprises servomotor 2, transmission shaft parts 3, transmission shaft locating sleeve 22, fork-shaped adapter sleeve 24, cam orientation pin 12; Servomotor 2 is installed on mounting seat 4 bottom face by bolt, servomotor 2 output shaft is connected with transmission hydraulic steering gear adopting cross piece 23, transmission hydraulic steering gear adopting cross piece 23 is connected with fork-shaped adapter sleeve 24 one end fits, fork-shaped adapter sleeve 24 other end coordinates transmission with transmission shaft parts 3, and transmission shaft parts 3 to be coordinated with transmission shaft locating sleeve 22 by bearing to be installed; Transmission shaft locating sleeve 22 is secured by bolts in mounting seat 4 upper surface; Edge cam 11 by cam orientation pin 12 location and installation in transmission shaft parts 3 upper surface; Servomotor 2 is provided with angular transducer 1, accurately can detect the angle that servomotor 2 rotates.
Described transmission shaft parts 3 are provided with edge cam 11 locating slot, and the chamfering in locating slot can further prevent edge cam 11 location and installation inaccurate.
Described displacement measuring staff 6 can need to be replaced by short measuring staff 14 and roll wheel assembly 18 according to detection.
Described high-precision micro displacement sensor 7 exports the electric signal corresponding with displacement, and the angular transducer 1 on servomotor 2 exports the electric signal corresponding with edge cam corner.Displacement electric signal, angle electric signal and environment temperature electric signal three are transferred to data collecting card.
The angle that data collecting card obtains, displacement and ambient temperature signal, computer (PC) is transferred to through data transformation interface, obtain through the revised angle of the ambient temperature compensation tables of data corresponding with lift, and be saved in special database, analyzing and processing is carried out, with the form of figure, curve or data form display result through the special procedure run on PC.
During detection, the head of displacement measuring staff 6 contacts with measured workpiece cam face, when edge cam 11 rotates, measuring staff promotes to do vertical up-or-down movement by cam type surface, micro-displacement sensor 7 displacements to measuring staff accurately detect and by Signal transmissions to data collecting card, the displacement detecting precision of micro-displacement sensor 7, the data genaration lifting curve figure recorded, in same form or figure, native system also can compare detected several products, therefore can according to compare data judge detect the machining precision of cam type surface.
When changing short measuring staff 14, pull down displacement measuring staff 6, load onto short measuring staff 14, then by guide finger 15, roller mount parts 16, roller pin 17, roller 18 are installed; The cam lifting curve surveyed after adopting roller gauge head is the envelope that roller is formed on cam type surface, completely the same with the driving rolls parts actual trajectory formed during edge cam real work, there is this lifting curve just dynamically can carry out multianalysis to the reality of cam type surface, the crudy effect of effective judgement and control end face cam.
To better implement the present invention, develop edge cam lift detection system according to testing requirement specially, this detection system comprises detection and control system, data-interface and communication etc.Can realize detecting startup, Electric Machine Control, recurrence initial point, data acquisition and procession, the screen display of several data curve and printing etc.
Claims (8)
1. a cam lift checkout equipment, is characterized in that it comprises: worktable (13), detection components, clamping assembly, powered rotation assembly, mounting seat (4) are installed on worktable (13).
2. cam lift checkout equipment according to claim 1, is characterized in that worktable 13 can be particular production, also can select according to existence conditions.
3. cam lift checkout equipment according to claim 1, is characterized in that described detection components comprises bracket fixing plate (19), bracket component (5), measuring staff locating sleeve (20), micro-displacement sensor (7), displacement measuring staff (6); Bracket fixing plate (19) is secured by bolts in mounting seat (4), fixed head (19) is also provided with bracket component (5), sensor installing plate (21) is secured by bolts on bracket component (5), sensor installing plate (21) is provided with measuring staff locating sleeve (20), micro-displacement sensor (7), displacement measuring staff (6), depression bar parts (8).
4. cam lift checkout equipment according to claim 1, is characterized in that described clamping assembly comprises depression bar parts (8), pressure head (9), pressing plate component (10); Depression bar parts (8) are installed on sensor installing plate (21), and depression bar parts (8) tail end is provided with pressure head (9); Pressing plate component (10) is installed on edge cam (measured workpiece) (11), is coordinated install by bolt.
5. cam lift checkout equipment according to claim 1, is characterized in that described powered rotation assembly comprises servomotor (2), transmission shaft parts (3), transmission shaft locating sleeve (22), fork-shaped adapter sleeve (24), cam orientation pin (12); Servomotor (2) is installed on mounting seat (4) bottom face by bolt, servomotor (2) output shaft is connected with transmission hydraulic steering gear adopting cross piece (23), transmission hydraulic steering gear adopting cross piece (23) is connected with fork-shaped adapter sleeve (24) one end fits, fork-shaped adapter sleeve (24) other end coordinates transmission with transmission shaft parts (3), and transmission shaft parts (3) to be coordinated with transmission shaft locating sleeve (22) by bearing to be installed; Transmission shaft locating sleeve (22) is secured by bolts in mounting seat (4) upper surface; Edge cam (11) by cam orientation pin (12) location and installation in transmission shaft parts (3) upper surface; Servomotor (2) shell is provided with angular transducer (1).
6. cam lift checkout equipment according to claim 1 or 5, it is characterized in that described transmission shaft parts (3) are provided with edge cam (11) locating slot, the chamfering in locating slot can further prevent edge cam (11) from installing not plane.
7. the cam lift checkout equipment according to claim 1 or 3, is characterized in that described displacement measuring staff (6) can need to be replaced by short measuring staff (14) and roller (18) according to detection.
8. cam lift checkout equipment according to claim 1, it is characterized in that the angle that data collecting card obtains is connected computer (PC) by data-interface through CPU process with displacement signal simultaneously again, the angle tables of data corresponding with lift can be obtained to the lift of detected edge cam profile, also can show lifting curve figure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510493586.4A CN105466375A (en) | 2015-08-13 | 2015-08-13 | End cam lift detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510493586.4A CN105466375A (en) | 2015-08-13 | 2015-08-13 | End cam lift detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105466375A true CN105466375A (en) | 2016-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510493586.4A Pending CN105466375A (en) | 2015-08-13 | 2015-08-13 | End cam lift detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105466375A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107291050A (en) * | 2017-06-09 | 2017-10-24 | 南京理工大学 | A kind of straight line loads TT＆C system |
| CN107643062A (en) * | 2017-09-30 | 2018-01-30 | 北京精密机电控制设备研究所 | A kind of displacement of the lines detection means of double remaining rotary extension axles |
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| CN2755561Y (en) * | 2004-07-31 | 2006-02-01 | 重庆宗申技术开发研究有限公司 | Distributing cam wheel inspector of motorcycle |
| US20080115762A1 (en) * | 2004-08-26 | 2008-05-22 | Keizo Hiraku | Apparatus And Method For Controlling Idle Speed Of Internal Combustion Engine |
| CN102049731A (en) * | 2010-09-30 | 2011-05-11 | 常州工学院 | Method for precisely measuring and processing profile of disc cam |
| CN102116611A (en) * | 2011-03-04 | 2011-07-06 | 常州工学院 | Detection method for cam outline detection system |
| CN203298752U (en) * | 2013-05-31 | 2013-11-20 | 天津锐意泰克汽车电子有限公司 | Displacement detection device used for detecting size of housing of camshaft position sensor |
| CN104266628A (en) * | 2014-10-22 | 2015-01-07 | 济南易恒技术有限公司 | Camshaft signal panel angle detection gauge |
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2015
- 2015-08-13 CN CN201510493586.4A patent/CN105466375A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2755561Y (en) * | 2004-07-31 | 2006-02-01 | 重庆宗申技术开发研究有限公司 | Distributing cam wheel inspector of motorcycle |
| US20080115762A1 (en) * | 2004-08-26 | 2008-05-22 | Keizo Hiraku | Apparatus And Method For Controlling Idle Speed Of Internal Combustion Engine |
| CN102049731A (en) * | 2010-09-30 | 2011-05-11 | 常州工学院 | Method for precisely measuring and processing profile of disc cam |
| CN102116611A (en) * | 2011-03-04 | 2011-07-06 | 常州工学院 | Detection method for cam outline detection system |
| CN203298752U (en) * | 2013-05-31 | 2013-11-20 | 天津锐意泰克汽车电子有限公司 | Displacement detection device used for detecting size of housing of camshaft position sensor |
| CN104266628A (en) * | 2014-10-22 | 2015-01-07 | 济南易恒技术有限公司 | Camshaft signal panel angle detection gauge |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107291050A (en) * | 2017-06-09 | 2017-10-24 | 南京理工大学 | A kind of straight line loads TT＆C system |
| CN107291050B (en) * | 2017-06-09 | 2019-04-12 | 南京理工大学 | A kind of straight line load TT&C system |
| CN107643062A (en) * | 2017-09-30 | 2018-01-30 | 北京精密机电控制设备研究所 | A kind of displacement of the lines detection means of double remaining rotary extension axles |
| CN107643062B (en) * | 2017-09-30 | 2019-06-18 | 北京精密机电控制设备研究所 | A kind of displacement of the lines detection device of double redundancy rotary extension axis |
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Application publication date: 20160406 |
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