CN212071930U - Novel wheel hub surveys thick probe clamping jaw device of membrane - Google Patents
Novel wheel hub surveys thick probe clamping jaw device of membrane Download PDFInfo
- Publication number
- CN212071930U CN212071930U CN202020026197.7U CN202020026197U CN212071930U CN 212071930 U CN212071930 U CN 212071930U CN 202020026197 U CN202020026197 U CN 202020026197U CN 212071930 U CN212071930 U CN 212071930U
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- Prior art keywords
- clamping jaw
- servo motor
- film thickness
- probe
- thickness measuring
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- Expired - Fee Related
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- 239000000523 sample Substances 0.000 title claims abstract description 63
- 239000012528 membrane Substances 0.000 title abstract description 14
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 230000005693 optoelectronics Effects 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract description 12
- 238000000576 coating method Methods 0.000 abstract description 12
- 239000000843 powder Substances 0.000 abstract description 12
- 238000001514 detection method Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 9
- 238000005507 spraying Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses a wheel hub surveys thick probe clamping jaw device of membrane, including servo motor mount, fixed block subassembly, baffle, probe clamping jaw, servo motor and speed reducer, photoelectric switch etc. a plurality of fixed plates, fixed block, mount, clamping jaw, survey thick probe, proximity switch etc.. The utility model controls the servo motor to rotate at different angles according to different inclination angles between the tangent plane of the film thickness measuring point of each wheel type and the horizontal plane through different wheel types identified by vision by the PLC; parallel robot drives according to control procedure and surveys thick probe of membrane and remove to contact wheel hub and measure the face, carries out the membrane thickness and measures, the utility model discloses alleviateed because the workman measures the gimmick and measures experience technique difference, causes the unsafe phenomenon of measuring result. The coating thickness of the wheel hubs with different wheel types after powder spraying can be automatically measured on line by controlling the parallel robot and the servo motor together. The degree of automation, the accuracy and the detection efficiency of detection have been improved. The labor cost is saved.
Description
Technical Field
The utility model relates to an automatic machinery of aluminum alloy wheel machining field. In particular to a hub after powder spraying for on-line measurement of the thickness of a sprayed film, and more particularly to a clamping jaw device of a hub film thickness measuring probe.
Background
In the production process of the wheel hub, the thickness of the sprayed powder coating on the wheel hub needs to be within a certain range in the coating and powder spraying process, and if the step of measuring the thickness of the sprayed powder coating after powder spraying is not available, the thickness of the sprayed powder coating on the wheel hub is insufficient and exceeds the standard or the thickness of the sprayed powder coating is not uniform and unknown, so that unqualified products flow into the next process.
At present, the process on the production line is manual handheld measurement, the labor intensity of workers is high, the measurement result is greatly influenced by the measurement technique and the measurement experience technology of the workers, and meanwhile, because the inclination angle of the tangent plane of the film thickness measurement point of each wheel type is different from that of the horizontal plane (a probe is required to be vertically measured with the tangent plane during measurement), the rotation angle sent by a controller received by a servo motor is different, and certain difficulty is brought to automatic measurement of the film thickness.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a wheel hub surveys thick probe clamping jaw device of membrane and thick measuring method can realize the thick automatic on-line measuring detection of membrane of various wheel type wheel hub, very big improvement detection efficiency and detection accuracy to can save this detection post cost of labor.
The utility model discloses complete technical scheme includes:
a probe clamping jaw device for measuring the film thickness of a wheel hub is characterized by comprising a servo motor fixing frame (1), a fixing block component (2), a baffle plate (3), a probe clamping jaw component (4), a servo motor unit (5) and a photoelectric switch component (6);
the servo motor fixing frame (1) is arranged on a parallel robot flange hole through a first fixing plate (7);
the fixed block component (2) is arranged on an output shaft of the servo motor unit (5) through a fixed block (9), and the servo motor component drives the fixed block component (2) to rotate;
the baffle (3) is arranged on the fixed block (9) and is connected with the end surface of the shaft of the speed reducer,
the probe clamping jaw assembly (4) is installed on the fixing block (9) through a third fixing plate (10), and the servo motor unit (5) and the parallel robot jointly drive the film thickness measuring probe (14) to complete measurement;
the servo motor unit (5) is arranged on the second fixing plate (8); the photoelectric switch assembly (6) is arranged on the second fixing plate (8) and is used for detecting the origin position and +/-45-degree limit position of the motor;
the structure of the probe clamping jaw component (4) is as follows: the device comprises a fixing frame (12) and a clamping jaw (13), wherein a film thickness measuring probe (14) is installed on the clamping jaw (13), and the film thickness measuring probe (14) can deflect at +/-45 degrees and is used for measuring the thickness of a sprayed film on the surface of a hub; and a proximity switch (15) is arranged on a fourth fixing plate (11) in the fixing frame (12) and used for detecting a metal tail sleeve of the film thickness measuring probe.
The photoelectric switch assembly (6) is as follows: 1U-shaped photoelectric switches are respectively arranged at the two limiting positions of the film thickness measuring probe (14) which deflect at +/-45 degrees.
Mechanical hard stop blocks are respectively arranged behind the two pole positions of the film thickness measuring probe (14) which deflect at +/-45 degrees.
The method for measuring the film thickness of the wheel hub by adopting the device is characterized in that after the wheel type is visually identified, a wheel type signal is sent to the PLC of the electric control cabinet for signal processing, the PLC sends control signals to the servo motor controller and the parallel robot according to different inclination angles of a tangent plane of a film thickness measuring point of each wheel type and a horizontal plane, and the controller sends different rotation angles to control the servo motor to act according to the different inclination angles sent by the PLC;
after the servo motor rotates, the probe clamping jaw assembly (4) is driven to move, the film thickness measuring probe (14) is stopped at a corresponding angle position deviated from an original point, the parallel robot drives the film thickness measuring probe (14) to contact with a hub measuring surface according to a control program, film thickness measurement is carried out, after a probe metal tail sleeve moves upwards along the axis of the probe, the probe metal tail sleeve is sensed by the proximity switch, the proximity switch signals the PLC of the electric control cabinet, and the PLC controls the robot to stop pressing down for measurement.
And the origin position is determined by signaling the PLC by the U-shaped photoelectric switch.
Compared with the prior art, the utility model have following advantage:
1. from the technical perspective, for measuring the thickness of the coating after powder spraying of the hub, automatic on-line measurement is adopted instead of manual handheld measurement, so that the phenomenon of inaccurate measurement result caused by different measurement methods and measurement experience technologies of workers is reduced. The coating thickness of the wheel hubs with different wheel types after powder spraying can be automatically measured on line by controlling the parallel robot and the servo motor together. In the scheme, a limit photoelectric switch, a mechanical limit block and the like are additionally arranged, so that the probe is stopped and hard braked at positive and negative limit positions, and the problem that the mechanism is damaged due to collision caused by continuous deflection when the probe reaches the limit positions is solved.
2. From the economic perspective, the utility model discloses can be applied to the mixed line and detect, can be in order to detect the wheel hub of different specifications, needn't artifically carry out handheld detection to the wheel hub of different specifications, improved the accuracy and the detection efficiency that detect degree of automation, detection. The labor cost is saved.
3, the PLC controls the servo motor to rotate at different angles according to different inclination angles of the tangent plane of the film thickness measuring point of each wheel type and the horizontal plane and perform detection; the method can be applied to automatic mixed line detection, and the precedent of wheel hub mixed line measurement is started.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to these drawings without any creative effort.
FIG. 1 is a schematic structural view of a novel hub film thickness measuring probe clamping jaw device;
fig. 2 is a three-dimensional schematic diagram of a novel hub film thickness measuring probe clamping jaw device.
In the figure: 1-servo motor fixing frame, 2-fixing block assembly, 3-baffle, 4-probe clamping jaw, 5-servo motor and speed reducer, 6-photoelectric switch, 7-first fixing plate, 8-second fixing plate, 9-fixing block, 10-third fixing plate, 11-fourth fixing plate, 12-fixing frame, 13-clamping jaw, 14-film thickness measuring probe and 15-proximity switch.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description.
The utility model provides a wheel hub surveys thick probe clamping jaw to solve the coating thickness after wheel hub dusts not enough, exceed standard or the coating thickness of dusting is inhomogeneous and not know, cause the defective work to flow in next process problem.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in FIG. 1, for the utility model provides a wheel hub surveys membrane thickness probe clamping jaw device's schematic structure. The wheel hub film thickness measuring probe clamping jaw device comprises a servo motor fixing frame 1, a fixing block component 2, a baffle 3, a probe clamping jaw component 4, a servo motor, a speed reducer 5, a photoelectric switch 6 and the like.
The servo motor fixing frame 1 is arranged on a flange hole of the parallel robot through a flange hole of the first fixing plate 7 and a screw;
the fixed block component 2 is arranged on an output shaft of the speed reducer through a fixed block 9 and is connected with the output shaft of the speed reducer through a flat key, and a motor drives the speed reducer to rotate;
the baffle 3 is installed on the fixed block 9 through a screw and connected with a threaded hole on the end face of the reducer shaft through a screw, and is used for preventing the fixed block assembly 2 from axially moving along the reducer;
the probe clamping jaw assembly 4 is installed on the fixed block 9 through a flange hole of the third fixed plate 10 by using a screw, and the servo motor, the speed reducer 5 and the parallel robot jointly drive the internal film thickness measuring probe 14 to complete the measurement;
the servo motor and the speed reducer 5 are arranged on the second fixing plate 8 through screws and are used for measuring angle deflection of different wheel types; the photoelectric switch 6 is mounted on the second fixing plate 8 through a screw, and is used for detecting the origin position and the +/-45-degree limit position of the motor.
The utility model provides a thick probe clamping jaw is surveyed to wheel hub sprays powder the measurement of back coating thickness to wheel hub, adopts parallel robot and figure 1 servo motor and speed reducer 5 to carry out motion control to surveying thick probe 14 of membrane, finally measures spraying powder back coating thickness by surveying thick probe 14 of membrane. Compare in present artifical handheld measurement prior art, the thick probe clamping jaw of membrane is surveyed to this scheme wheel hub has improved measurement degree of automation, efficiency and accuracy.
As shown in FIG. 1 and FIG. 2, the utility model provides a wheel hub surveys thick probe clamping jaw, the inside subassembly of probe clamping jaw subassembly 4 includes mount 12 and clamping jaw 13, surveys thick probe 14 of membrane and installs on clamping jaw 13 inside clamp phi 17 centre gripping hole for measure wheel hub surface spraying membrane is thick; proximity switch 15 installs on the inside 11 rectangular holes of fourth fixed plate of mount 12 for detect and survey thick probe metal tail cover of membrane, after proximity switch by the starting signal, the signal was sent automatically controlled cabinet PLC and is used for stopping parallel robot and use, guarantees wheel hub and surveys the mechanical properties and the security performance of thick clamping jaw.
After the wheel type is identified visually, a wheel type signal is sent to the PLC of the electric control cabinet for signal processing, and the PLC sends a control signal to the servo motor controller and the parallel robot to control the servo motor and the parallel robot to act. The inclination angle of the tangent plane of a film thickness measuring point of each wheel type is different from that of the horizontal plane (the probe is perpendicular to the tangent plane during measurement), so that the servo motor receives different rotation angles sent by the controller, after the servo motor rotates, the servo motor drives the actuating mechanism to act, finally the probe stops at a corresponding angle position deviating from an original point (the original point position is signaled to the PLC by the U-shaped photoelectric switch), the parallel robot drives the film thickness measuring probe to contact the wheel hub measuring surface according to a control program to measure the film thickness, after the metal tail sleeve of the probe moves upwards along the axis of the probe, the proximity switch is sensed by the proximity switch, the proximity switch signals the PLC of the electric control cabinet, and the PLC controls the robot to stop pressing and measuring. The film thickness measuring probe can realize deflection of +/-45 degrees, and in order that the actuating mechanism can stop moving at the extreme position of +/-45 degrees, 1U-shaped photoelectric switch is respectively arranged at the two extreme positions; when the photoelectric switch is damaged or fails and the motor can not stop moving, mechanical hard stop blocks are respectively arranged behind the two limit positions, so that hard braking can be realized.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure of the invention disclosed herein. The present invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (3)
1. A probe clamping jaw device for measuring the film thickness of a wheel hub is characterized by comprising a servo motor fixing frame (1), a fixing block component (2), a baffle plate (3), a probe clamping jaw component (4), a servo motor unit (5) and a photoelectric switch component (6);
the servo motor fixing frame (1) is arranged on a parallel robot flange hole through a first fixing plate (7);
the fixed block component (2) is arranged on an output shaft of the servo motor unit (5) through a fixed block (9), and the servo motor component drives the fixed block component (2) to rotate;
the baffle (3) is arranged on the fixed block (9) and is connected with the end surface of the shaft of the speed reducer,
the probe clamping jaw assembly (4) is installed on the fixing block (9) through a third fixing plate (10), and the servo motor unit (5) and the parallel robot jointly drive the film thickness measuring probe (14) to complete measurement;
the servo motor unit (5) is arranged on the second fixing plate (8); the photoelectric switch assembly (6) is arranged on the second fixing plate (8) and is used for detecting the origin position and +/-45-degree limit position of the motor;
the structure of the probe clamping jaw component (4) is as follows: the device comprises a fixing frame (12) and a clamping jaw (13), wherein a film thickness measuring probe (14) is installed on the clamping jaw (13), and the film thickness measuring probe (14) can deflect at +/-45 degrees and is used for measuring the thickness of a sprayed film on the surface of a hub; and a proximity switch (15) is arranged on a fourth fixing plate (11) in the fixing frame (12) and used for detecting a metal tail sleeve of the film thickness measuring probe.
2. The clamping jaw device for the hub film thickness measuring probe according to claim 1, wherein the optoelectronic switch assembly (6) is: 1U-shaped photoelectric switches are respectively arranged at the two limiting positions of the film thickness measuring probe (14) which deflect at +/-45 degrees.
3. A hub film thickness measuring probe clamping jaw device according to claim 2, wherein mechanical hard stops are respectively arranged behind two extreme positions of the film thickness measuring probe (14) which are deflected by +/-45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020026197.7U CN212071930U (en) | 2020-01-07 | 2020-01-07 | Novel wheel hub surveys thick probe clamping jaw device of membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020026197.7U CN212071930U (en) | 2020-01-07 | 2020-01-07 | Novel wheel hub surveys thick probe clamping jaw device of membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212071930U true CN212071930U (en) | 2020-12-04 |
Family
ID=73565857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020026197.7U Expired - Fee Related CN212071930U (en) | 2020-01-07 | 2020-01-07 | Novel wheel hub surveys thick probe clamping jaw device of membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212071930U (en) |
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2020
- 2020-01-07 CN CN202020026197.7U patent/CN212071930U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201204 Termination date: 20220107 |