CN205380566U - Laser detection device and control system of eccentric shaft - Google Patents
Laser detection device and control system of eccentric shaft Download PDFInfo
- Publication number
- CN205380566U CN205380566U CN201521100270.6U CN201521100270U CN205380566U CN 205380566 U CN205380566 U CN 205380566U CN 201521100270 U CN201521100270 U CN 201521100270U CN 205380566 U CN205380566 U CN 205380566U
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- laser
- eccentric shaft
- mounting seat
- protective cover
- adjusting part
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Abstract
The utility model relates to a laser detection device and control system of eccentric shaft, be used in machine tool on, it constructs including installation base, support, adjustment mechanism with towards the laser range finder of installation base, laser rangefinder connects gradually AD collection module, main control unit, communication module, PC and monitors the host computer, and utilize laser rangefinder to adjust and measure, and through founing the control system based on laser displacement sensor, provide one kind and processed the device of eccentric shaft quality on line because the laser of non -contact high accuracy high efficiency high stability is monitored, overcome the shortcoming of shutting down control eccentric shaft processingquality inefficiency quality monitoring poor stability with the amesdial contact, also overcome the relapse and used amesdial hand adjustment boring head many times, the shortcoming of length when the precision is consumed slowly.
Description
Technical field
This utility model relates to the device of a kind of eccentric shaft, particularly to laser detector and the control system of a kind of eccentric shaft.
Background technology
The crudy of industrial robot precision speed reduction device core component eccentric shaft directly affects the performance of precision speed reduction device, and the stability of its processing and efficiency directly affect stability and the yield of decelerator mass production.Current each manufacturer commonly uses conventional boring head processing method and manufactures eccentric shaft, owing to the precision of boring head self is difficult to regulation and control offset to Miao's level so that crudy is affected, and crudy undulatory property is very big;Eccentric shaft shut down in the course of processing but eccentric shaft without departing from lathe process detect conventional method amesdial, measure amesdial directly to contact with part to be measured every time, because part processing precision requires height, need repeatedly grinding repetitive measurement, it is everlasting during measuring basis position change, part to cantilevered processing, due to anthropic factor, often there is certain deviation in measurement result, the concordance of its mass production it is difficult to ensure that, certainty of measurement efficiency is very low. in addition, manufacture eccentric shaft by conventional boring head processing method and belong to cantilevered processing, during processing grinding, eccentric shaft radial stress can cause eccentric shaft axial line to have minor shifts error, thus affecting crudy, monitoring and the error compensation of not shutting down online high accuracy eccentric shaft crudy on machine tool still belong to technological gap at present.
Utility model content
In order to improve the crudy of eccentric shaft, this utility model provides the non-contact type high-precision high efficiency laser detector of a kind of eccentric shaft, controls system and based on the monitoring of eccentric shaft on-line machining and error compensating method.
This utility model be the technical scheme is that the laser detector of a kind of eccentric shaft, it is arranged on machining tool, it includes mounting seat, support, governor motion and the laser ranging mechanism towards mounting seat, and described governor motion includes the first adjusting part and the second adjusting part；Mounting seat is fixed on machining tool by described first adjusting part, support vertical is fixed on the upper surface of mounting seat, laser ranging mechanism is towards mounting seat, and be connected with pedestal upper end face by the second adjusting part, described second adjusting part regulates laser ranging mechanism and is perpendicular to the displacement of major axes orientation.
Described laser ranging mechanism includes laser displacement sensor and holding shell, offers groove at holding shell on the face of mounting seat, and described laser displacement sensor is placed in holding shell, and aligns with groove.
Being provided with the protective cover of loophole, described protective cover is arranged on holding shell slippingly and is provided with the side of groove, and described protective cover passes through sliding, has the first state that loophole communicates with groove, and protective cover covers in the second state of groove.
Being additionally provided with the air-vent passed through for gases at high pressure on described protective cover, described air-vent is set in parallel on loophole limit.
Being provided with the second electromagnetic valve, described second electromagnetic valve controls gases at high pressure and enters in holding shell, and is sprayed by air-vent.
Being additionally provided with the passage passed through for gases at high pressure on described protective cover, described passage distance loophole and air-vent certain distance are arranged, and protective cover has the third state of passage and groove UNICOM by sliding.
Described second adjusting part includes vertical adjusting assembly, described vertical adjusting assembly includes the second slide unit and the slide rail of the bottom being arranged on holding shell, described second slide unit and described slide rail constitute sliding and coordinate, and the glide direction of the two is perpendicular to mounting seat, and the sliding both perpendicular to main shaft coordinates.
Described second adjusting part includes horizontal adjustment assembly, described horizontal adjustment assembly includes the first slide unit and the first slide block, described first slide unit and the first slide block constitute sliding and coordinate, the glide direction of the two is parallel to mounting seat, both perpendicular to main shaft, described first slide unit is arranged on pedestal upper end face, and described first slide block connects the first slide unit and the second slide unit.
Described horizontal adjustment assembly also includes the second electromagnetic valve, and described second electromagnetic valve electrically connects the first slide block.
The laser detection of a kind of eccentric shaft controls system, and it laser ranging mechanism including being sequentially connected with, AD acquisition module, master controller, communication module, PC monitor host computer；Described laser ranging mechanism, is used for detecting workpiece to be processed surface location signal；Described AD acquisition module, is transferred to position signalling in master controller；Described master controller, analyzes and processes position signalling, and calculates the eccentric throw obtaining workpiece to be processed, to carry out the absolute value of difference and the comparison of allowable value between actual displacement amount, by communication module, comparative result is transferred to PC and monitors host computer；Described PC monitors host computer, is used for sending instructions to master controller, and shows the result that master controller exports.
The beneficial effects of the utility model are:
1) utilize the actuating device on cylindrical grinder to regulate the laser detector displacement along Y direction, to carry out the measurement of multistage multidiameter, the laser detector displacement in X-direction is regulated again through governor motion, make laser ranging mechanism can enter measurement scope or exit to protect laser ranging mechanism, and regulate the laser detector displacement in Z-direction by governor motion, make the laser ranging mechanism can grinding machine spindle position of center line just to foreign round, the measurement point being accurately positioned laser ranging mechanism is regulated three-dimensional, thus improving the degree of accuracy of measurement.
2) this utility model is by creating the control system based on laser displacement sensor, provide the device of a kind of laser monitor on-line machining eccentric shaft quality based on non-contact type high-precision high efficiency high stability, overcome the shortcoming shutting down monitoring eccentric shaft crudy efficiency low quality monitoring poor stability by amesdial contact, also overcome repeated multiple times amesdial hand adjustment boring head, the shortcoming of precision low consumption duration, achieve and can monitor eccentric shaft installation accuracy by non-contact laser ranging mechanism, quick high accuracy Miao's level can regulate and control boring head offset again, can also stability and high efficiency monitoring eccentric shaft processing capacity, be suitable to mass production monitoring；Particularly use laser monitoring system and gas shield laser displacement sensor technology; achieve lathe do not shut down laser displacement sensor on-line monitoring eccentric shaft crudy and it can be carried out error compensation; guarantee quality stability and the concordance of mass processing eccentric shaft, fill up the technological gap of monitoring and the error compensation not shutting down online non-contact type high-precision eccentric shaft crudy on machine tool.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is the schematic diagram of this utility model laser ranging mechanism.
Fig. 4 is theory diagram of the present utility model.
1-mounting seat, 2-support, 21-the first slide unit; 22-the first slide block, 23-the second electromagnetic valve, 31-the second slide unit; 41-laser displacement sensor, 42-holding shell, 43-groove; 5-protective cover, 51-loophole, 52-air-vent; 53-the first electromagnetic valve; 54-passage, 61-guide rail clamping plate, 62-guide rail clamping plate fixed block.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model embodiment is described further:
In the application, the major axes orientation of cylindrical grinder is Y-axis, and the actuating device of cylindrical grinder moves along Y direction；Horizontal adjustment assembly regulates the sliding of X-direction, and vertical adjusting assembly regulates the sliding of Y direction.
As depicted in figs. 1 and 2, a kind of laser detector of eccentric shaft, it is arranged on the actuating device of cylindrical grinder by guide rail clamping plate, guide rail clamping plate are fastened by guide rail clamping plate fixed block, it includes mounting seat 1, support 2, governor motion and the laser ranging mechanism towards mounting seat 1, and described governor motion includes the first adjusting part and the second adjusting part；nullMounting seat 1 is fixed on cylindrical grinder by described first adjusting part，Support 2 is vertically fixed on the upper surface of mounting seat 1，Laser ranging mechanism is towards mounting seat 1，And be connected with support 2 upper surface by the second adjusting part，Described second adjusting part regulates laser ranging mechanism and is perpendicular to the displacement of major axes orientation，Utilize the actuating device on cylindrical grinder to regulate the laser detector displacement along Y direction，To carry out the measurement of multistage multidiameter，The laser detector displacement in X-direction is regulated again through governor motion，Make laser ranging mechanism can enter measurement scope or exit to protect laser ranging mechanism，And regulate the laser detector displacement in Z-direction by governor motion，Make the laser ranging mechanism can grinding machine spindle position of center line just to foreign round，The measurement point being accurately positioned laser ranging mechanism is regulated three-dimensional，Thus improving the degree of accuracy of measurement.
As shown in Figure 3, described laser ranging mechanism includes laser displacement sensor 41 and holding shell 42, on this face of mounting seat 1, groove 43 is offered at holding shell 42, described laser displacement sensor 41 is placed in holding shell 42, and align with groove 43, the laser of laser displacement sensor 41 transmission, realizes measuring through groove 43 dozens on workpiece to be detected.
It is provided with the protective cover 5 of loophole 51; described protective cover 5 is arranged on holding shell 42 slippingly and is provided with this side of groove 43; described protective cover 5 passes through sliding; there is the first state that loophole 51 communicates with groove 43; with the second state that protective cover 5 covers in groove 43; at processing workpiece for measurement; namely when unprocessed multidiameter or partly smart eccentric shaft; protective cover 5 and holding shell 42 constitute an airtight containment vessel; intercept the liquid contamination that can produce in process; thus protecting the normal use of laser displacement sensor 41, it is ensured that the high accuracy of measurement result.
Described protective cover 5 is additionally provided with the air-vent 52 passed through for gases at high pressure; described air-vent 52 is set in parallel in loophole 51 both sides; when the on-line measurement offset course of processing do not shut down by needs grinding machine; protective cover 5 is made to be in the first state; it is continually fed into gases at high pressure simultaneously; gases at high pressure are made to spray to the workpiece for measurement processed; it is guaranteed in the loophole 51 of open state and does not have the liquid entrance produced in the course of processing; workpiece for measurement surface also can be blown off by gases at high pressure simultaneously, it is possible to improves the precision measured further.
Described loophole 51 and air-vent 52 are rectangle, can realize the protection to laser displacement sensor 41, can not affect again the certainty of measurement of laser displacement sensor 41.
Being additionally provided with the passage 54 passed through for gases at high pressure on described protective cover 5, described passage 54 is arranged apart from loophole 51 and air-vent 52 certain distance, and protective cover 5 has the third state of passage 54 and groove 43 UNICOM by sliding.After processing workpiece to be processed, forward the third state to, purge liquid or the waste material of surface of the work to be added with gases at high pressure；Air-vent 52 is utilized to clean; gases at high pressure can blow laser displacement sensor 41 simultaneously; in repeated multiple times use procedure; the accuracy of protection laser displacement sensor 41 can be affected; therefore air-vent 52 is used time except on-line checking; other times can purge with passage 54, reduces the impact on laser displacement sensor 41 as much as possible.
It is provided with the first electromagnetic valve 53, described first electromagnetic valve 53 controls high pressure nozzle and opens, gases at high pressure are made to enter in holding shell 42, and sprayed by air-vent 52, the sustained firing of gases at high pressure, and the keying of gases at high pressure, first electromagnetic valve 53 controls again, realize Automated condtrol, it is possible to control more accurate, it is to avoid artificial error.
Described second adjusting part includes vertical adjusting assembly, described vertical adjusting assembly include the second slide unit 31 and be arranged on holding shell 42 bottom slide rail, described second slide unit 31 and described slide rail constitute sliding and coordinate, the glide direction of the two is perpendicular to mounting seat 1, sliding both perpendicular to main shaft coordinates, as a same reason, this vertical adjusting assembly can be manual, dress handle, the mode being turned vernier knob by hand-screw realizes fine adjustment function, can also be automatic, match with electromagnetic valve, realize fine adjustment function.
Described second adjusting part includes horizontal adjustment assembly, described horizontal adjustment assembly includes the first slide unit 21 and the first slide block 22, described first slide unit 21 and the first slide block 22 constitute sliding and coordinate, the glide direction of the two is parallel to mounting seat 1, both perpendicular to main shaft, described first slide unit 21 is arranged on support 2 upper surface, described first slide block 22 connects the first slide unit 21 and vertical adjusting assembly, utilize the first slide unit 21 and the first slide block 22 match incompatible realize displacement regulate, it is facilitate the most, adjustment structure efficiently, this adjustment structure can also adopt slide rail, chute etc, or gear and tooth bar match, laser ranging mechanism opposite brackets have relative displacement just passable in the X-axis direction as long as can be realized.At processing workpiece for measurement, namely when unprocessed multidiameter or partly smart eccentric shaft, by horizontal adjustment assembly, laser ranging laser is regained, away from the liquid contamination that can produce in the course of processing.
Described horizontal adjustment assembly also includes the second electromagnetic valve 23, and described second electromagnetic valve 23 electrically connects the first slide block 22, utilizes the second electromagnetic valve 23 to realize being automatically adjusted, it is possible to control more accurate.
As shown in Figure 4, the laser detection of a kind of eccentric shaft controls system, it includes the laser ranging mechanism being sequentially connected with, AD acquisition module, master controller, communication module, PC monitors host computer, described laser ranging mechanism, for detecting workpiece to be processed surface location signal, described AD acquisition module, position signalling is transferred in master controller, described master controller, analyzing and processing position signalling, and calculate the eccentric throw obtaining workpiece to be processed, to carry out the comparison of the absolute value of difference and allowable value between actual displacement amount, by communication module, comparative result is transferred to PC and monitors host computer, described PC monitors host computer, for sending instructions to master controller, and show the result that master controller exports, automatically controlling and detecting in real time of laser detector is realized by system.
Described communication module adopts bluetooth communication, is used for realizing wireless connections.
Being provided with touch screen, touch screen is connected with master controller, for display and instruction input, realize double mode duty, host computer can being monitored by PC and can obtain instruction by touch screen again, such as starting to measure, remeasure, thus opening duty.
Master controller is also connected with the first electromagnetic valve and the second electromagnetic valve respectively, and master controller controls the sliding of the X-direction of horizontal adjustment assembly by the second electromagnetic valve, is controlled the keying of gases at high pressure by the first electromagnetic valve.
The monitoring method of the laser detection of a kind of eccentric shaft, the steps include:
S1: by laser detector be processed into the multidiameter of bias and be arranged on cylindrical grinder, after being adjusted so that laser displacement sensor 41 is measuring in range ability, and just to grinding machine spindle position of center line；
S2: laser displacement sensor 41 is moved to the position to be measured of the multidiameter being processed into bias, rotate the multidiameter at least one week being processed into bias, the actual displacement amount of position to be measured is gathered with laser displacement sensor 41, and the absolute value of difference between each two actual displacement amount and allowable value are judged, if absolute value is less than allowable value, then be processed into bias multidiameter is up-to-standard and installation site correct, otherwise, again regulate the position of the multidiameter being processed into bias；
S3: regulate the boring head offset on grinding machine with laser displacement sensor 41；
S4: when the on-line measurement offset course of processing do not shut down by grinding machine; protective cover 5 is slid onto the second state; laser displacement sensor 41 measures the actual displacement amount of position to be measured in real time; and by the comparison analysis of actual displacement amount; with the minor shifts amount that eccentric adjustment axle is in opposite direction to the radial force of eccentric shaft with emery wheel in grinding position; the emery wheel controlled in the course of processing on the grinding machine impact on the radial force of eccentric shaft, it is achieved the mismachining tolerance that grinding force is caused compensates；
S5: after the complete shutdown of eccentric shaft processed by grinding machine, protective cover 5 is slid onto the third state, logical upper gases at high pressure; it is made to blow off grinding fluid on eccentric shaft; protective cover 5 is slid onto the first state again, measures eccentric shaft and rotate the actual displacement amount at least one week comparing to actual displacement amount.
It is carry out hand adjustment boring head offset repeatedly by amesdial that existing boring head regulates, this kind of regulative mode length consuming time and precision are low, now regulate boring head offset with laser displacement sensor 41, owing to laser displacement sensor 41 is Miao's class precision, by the boring head offset that laser displacement sensor 41 regulates, it is also possible to reach the precision of Miao's level.
Laser detector is simultaneously, the crudy of eccentric shaft can also be detected stability and high efficiency, after realizing processing, detection and on-line machining monitor both patterns again, especially under on-line machining monitoring pattern, the radial force of eccentric shaft can also accurately be calculated and compensates in time, substantially increase the quality monitoring of eccentric shaft.
Being only preferred implementation of the present utility model above in association with the embodiment described by accompanying drawing, and not restriction to protection domain of the present utility model, any improvement done based on this utility model spirit all ought within this utility model protection domain.
Claims (10)
1. the laser detector of an eccentric shaft, it is characterised in that: it includes mounting seat (1), support (2), governor motion and the laser ranging mechanism towards mounting seat (1), and described governor motion includes the first adjusting part and the second adjusting part；Mounting seat (1) is fixed on machining tool by described first adjusting part, support (2) is vertically fixed on the upper surface of mounting seat (1), laser ranging mechanism is towards mounting seat (1), and be connected with support (2) upper surface by the second adjusting part, described second adjusting part regulates laser ranging mechanism and is perpendicular to the displacement of major axes orientation.
2. the laser detector of eccentric shaft according to claim 1, it is characterized in that: described laser ranging mechanism includes laser displacement sensor (41) and holding shell (42), on the face of mounting seat (1), groove (43) is offered at holding shell (42), described laser displacement sensor (41) is placed in holding shell (42), and aligns with groove (43).
3. the laser detector of eccentric shaft according to claim 2; it is characterized in that: be provided with the protective cover (5) of loophole (51); described protective cover (5) is arranged on holding shell (42) slippingly and is provided with the side of groove (43); described protective cover (5) passes through sliding; there is the first state that loophole (51) communicates with groove (43), and protective cover (5) covers in the second state of groove (43).
4. the laser detector of eccentric shaft according to claim 3, it is characterised in that: being additionally provided with the air-vent (52) passed through for gases at high pressure on described protective cover (5), described air-vent (52) is set in parallel on loophole (51) limit.
5. the laser detector of eccentric shaft according to claim 4, it is characterised in that: being provided with the first electromagnetic valve (53), described first electromagnetic valve (53) controls gases at high pressure and enters in holding shell (42), and by ejection in air-vent (52).
6. the laser detector of eccentric shaft according to claim 4; it is characterized in that: described protective cover (5) is additionally provided with the passage (54) passed through for gases at high pressure; described passage (54) distance loophole (51) and air-vent (52) certain distance are arranged, and protective cover (5) has the third state of passage (54) and groove (43) UNICOM by sliding.
7. the laser detector of eccentric shaft according to claim 1, it is characterized in that: described second adjusting part includes vertical adjusting assembly, described vertical adjusting assembly includes the second slide unit (31) and is arranged on the slide rail of bottom of holding shell (42), described second slide unit (31) and described slide rail constitute sliding and coordinate, the glide direction of the two is perpendicular to mounting seat (1), and the sliding both perpendicular to main shaft coordinates.
8. the laser detector of eccentric shaft according to claim 7, it is characterized in that: described second adjusting part includes horizontal adjustment assembly, described horizontal adjustment assembly includes the first slide unit (21) and the first slide block (22), described first slide unit (21) and the first slide block (22) constitute sliding and coordinate, the glide direction of the two is parallel to mounting seat (1), both perpendicular to main shaft, described first slide unit (21) is arranged on support (2) upper surface, and described first slide block (22) connects the first slide unit (21) and the second slide unit (31).
9. the laser detector of eccentric shaft according to claim 8, it is characterised in that: described horizontal adjustment assembly also includes the second electromagnetic valve (23), and described second electromagnetic valve (23) electrically connects the first slide block (22).
10. the laser detection of an eccentric shaft controls system, it is characterised in that: it laser ranging mechanism as described in claim 1-9 including being sequentially connected with, AD acquisition module, master controller, communication module, PC monitor host computer；
Described laser ranging mechanism, is used for detecting workpiece to be processed surface location signal；Described AD acquisition module, is transferred to position signalling in master controller；
Described master controller, analyzes and processes position signalling, and calculates the eccentric throw obtaining workpiece to be processed, to carry out the absolute value of difference and the comparison of allowable value between actual displacement amount, by communication module, comparative result is transferred to PC and monitors host computer；
Described PC monitors host computer, is used for sending instructions to master controller, and shows the result that master controller exports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521100270.6U CN205380566U (en) | 2015-12-28 | 2015-12-28 | Laser detection device and control system of eccentric shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521100270.6U CN205380566U (en) | 2015-12-28 | 2015-12-28 | Laser detection device and control system of eccentric shaft |
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| Publication Number | Publication Date |
|---|---|
| CN205380566U true CN205380566U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521100270.6U Expired - Fee Related CN205380566U (en) | 2015-12-28 | 2015-12-28 | Laser detection device and control system of eccentric shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205380566U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105522483A (en) * | 2015-12-28 | 2016-04-27 | 温州大学瓯江学院 | Laser detection device and control system of eccentric shaft and monitoring method |
| CN109640615A (en) * | 2018-12-29 | 2019-04-16 | 杭州易正科技有限公司 | A kind of altitude location jig for manual welding electronic component |
-
2015
- 2015-12-28 CN CN201521100270.6U patent/CN205380566U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105522483A (en) * | 2015-12-28 | 2016-04-27 | 温州大学瓯江学院 | Laser detection device and control system of eccentric shaft and monitoring method |
| CN105522483B (en) * | 2015-12-28 | 2017-11-24 | 温州大学瓯江学院 | The laser detector and control system and monitoring method of eccentric shaft |
| CN109640615A (en) * | 2018-12-29 | 2019-04-16 | 杭州易正科技有限公司 | A kind of altitude location jig for manual welding electronic component |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Dasan Ouhai District 325027 Zhejiang province Wenzhou Higher Education Park in North Campus of Wenzhou University 5-501 Co-patentee after: Hengfengtai precision machinery Limited by Share Ltd Patentee after: WENZHOU UNIVERSITY OUJIANG COLLEGE Address before: Dasan Ouhai District 325027 Zhejiang province Wenzhou Higher Education Park in North Campus of Wenzhou University 5-501 Co-patentee before: Zhejiang Hengfengtai Reducer MFG Co., Ltd Patentee before: WENZHOU UNIVERSITY OUJIANG COLLEGE |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20181228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |