CN107764164B - Commutator hole detection equipment - Google Patents
Commutator hole detection equipment Download PDFInfo
- Publication number
- CN107764164B CN107764164B CN201710935844.9A CN201710935844A CN107764164B CN 107764164 B CN107764164 B CN 107764164B CN 201710935844 A CN201710935844 A CN 201710935844A CN 107764164 B CN107764164 B CN 107764164B
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- push plate
- detection
- commutator
- feeding
- positioning device
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- 238000001514 detection method Methods 0.000 title claims abstract description 88
- 238000005452 bending Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/003—Measuring of motor parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
- G01B11/12—Measuring arrangements characterised by the use of optical techniques for measuring diameters internal diameters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/241—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for measuring conicity
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention relates to a detecting device for an inner hole of a reverser, which comprises a workbench, a feeding device, a positioning device, a detecting device, a feeding device and a control device, wherein an outlet end of a feeding belt in the feeding device is connected with a material table of the positioning device, the reverser on the material table is accurately positioned to the detecting table through a first push plate and a second push plate of the positioning device, the detecting table is arranged right below the detecting device, a go-no-go gauge and a pressure sensor above the detecting table are arranged under the action of a fourth cylinder for downward detection, the go-no-go gauge is inserted into the inner hole of the reverser, the pressure sensor senses the pressure exerted by the go-no-go gauge, meanwhile, the grating ruler is subjected to relative displacement, data of the pressure sensor and the grating ruler are transmitted to a PLC system, the aperture and the taper of the inner hole of the reverser are obtained, whether the reverser is qualified or not is obtained, the reverser after detection is pushed to a feeding belt of the feeding device by a third push plate in the positioning device, and corresponding classification is carried out according to the detection result, and the automatic detection and the accuracy is high.
Description
Technical Field
The invention relates to the technical field of commutator detection, in particular to a device for detecting an inner hole of a commutator.
Background
The commutator is a component of the direct-current permanent-magnet series motor for enabling the motor to continuously rotate, and the structure of the commutator is various according to specific use occasions. The external dimension of the commutator has great influence on the service life of the commutator, so that the produced commutator usually needs to be detected in the positions of outer diameter, inner diameter, grooves and the like. The detection of the inner diameter of the commutator usually uses a go-no-go gauge, and whether the inner diameter of the commutator is qualified or not is judged according to the detection result of the go-no-go gauge. However, in the past, detection was usually performed manually, and since the detection efficiency and effect were determined mainly by manual experience, the detection accuracy was not high enough. In order to solve the problem, automatic detection is performed by corresponding equipment, however, the commutator is usually fixed by using a clamp, and then detection is performed by using a go-no-go gauge, the data of the go-no-go gauge is difficult to perform unified processing, the appearance of the commutator is easy to be damaged in the process of fixing the commutator, and the detection method is low in efficiency, so that a high-efficiency commutator inner hole detection device is urgently needed.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a device for detecting an inner hole of a commutator.
A commutator inner hole detection device comprises the following structures:
The workbench is internally provided with a processor;
A feeding device comprising a linear feeding belt;
the positioning device comprises a material table, a first push plate is horizontally arranged on one side of the material table, a U-shaped groove is formed in the first push plate towards the direction of the material table, a second push plate is arranged on the first push plate in parallel, a detection table is arranged on the material table along the pushing direction of the second push plate, a third push plate perpendicular to the direction of the first push plate is arranged on one side of the detection table, the first push plate is connected with a first cylinder, the second push plate is connected with a second cylinder, the third push plate is connected with a third cylinder, the outlet end of a feeding belt is connected with the material table, and the feeding belt is perpendicular to the first push plate;
The detection device comprises a base which is vertically arranged, a detection part which can slide up and down is arranged on the front side of the base, the detection part is connected with a fourth cylinder, the fourth cylinder is arranged on the rear side of the base, the detection part comprises a pressure sensor, a through-stop gauge which is vertically arranged is connected under the pressure sensor, a grating ruler is vertically arranged on one side of the base, the grating ruler is connected with the detection part, and a detection table is arranged under the through-stop gauge;
The feeding device comprises a linear feeding belt, and induction classification devices are arranged on two sides of the feeding belt;
The control device comprises a PLC system and a display screen, and the pressure sensor and the grating ruler are in signal connection with the PLC system.
In one embodiment, the second pushing plate is provided with a V-shaped groove towards the direction of the material table.
In one embodiment, the bending part of the U-shaped groove is the same as the outer diameter of the material, a second detection table is arranged at the symmetrical position of the first push plate and the detection table, a fourth push plate which is the same as the third push plate is arranged on one side of the second detection table, and the fourth push plate is connected with a fifth cylinder.
In one embodiment, the top of the go-no-go gauge is provided with a plurality of horizontal connecting rods, and an adjusting spring is connected between the outer ends of the connecting rods and the go-no-go gauge.
In one embodiment, the connecting rods are provided with three connecting rods, namely a first connecting rod, a second connecting rod and a third connecting rod, the first connecting rod is perpendicular to the base, the second connecting rod and the third connecting rod are symmetrically distributed on two sides of the go-no-go gauge, and the outer sides of the second connecting rod and the third connecting rod are provided with bending parts which bend towards the direction of the base.
In one embodiment, a hollow limiting member is arranged between the material table and the detection table, and the heights of the first pushing plate and the second pushing plate are lower than the hollow height inside the limiting member.
In one embodiment, the limiting part is horizontally provided with a positioning part towards the side of the detection device, a positioning hole for detecting by the go-no-go gauge is formed in the middle of the positioning part, and the positioning hole is located right above the detection table.
In one embodiment, the transmission device of the feeding belt is belt transmission or direct vibration feeding.
In summary, a detecting device for the inner hole of the commutator comprises a workbench, a feeding device, a positioning device, a detecting device, a feeding device and a control device, wherein an outlet end of a feeding belt in the feeding device is connected with a material table of the positioning device, the commutator on the material table is accurately positioned to the detecting table through a first push plate and a second push plate of the positioning device, the detecting table is arranged under the detecting device, a go-no-go gauge and a pressure sensor above the detecting table are arranged under the action of a fourth cylinder to detect downwards, the go-no-go gauge is inserted into the inner hole of the commutator, the pressure sensor senses the pressure received by the go-no-go gauge, meanwhile, relative displacement occurs on a grating ruler, data of the pressure sensor and the grating ruler are transmitted to a PLC system, the aperture and the taper of the inner hole of the commutator are obtained, whether the commutator is qualified or not is obtained, the commutator after detection is pushed to a feeding belt of the feeding device by a third push plate in the positioning device, and the corresponding classification is carried out according to the detection result, and the automatic detection and accuracy is high.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a positioning device according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a detection device according to an embodiment of the invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and embodiments.
As shown in fig. 1, 2 and 3, a commutator inner hole detection device includes the following structure:
The device comprises a workbench 1, wherein a processor is arranged in the workbench 1;
a feeding device comprising a linear feeding belt 2;
The positioning device comprises a material table 3, a first push plate 4 is horizontally arranged on one side of the material table 3, a U-shaped groove 41 is formed in the first push plate 4 towards the direction of the material table 3, a second push plate 5 is arranged on the first push plate 4 in parallel, a detection table is arranged on one side of the material table 3 along the pushing direction of the second push plate 5, a third push plate 6 perpendicular to the direction of the first push plate 4 is arranged on one side of the detection table, the first push plate 4 is connected with a first air cylinder 42, the second push plate 5 is connected with a second air cylinder 52, the third push plate 6 is connected with a third air cylinder 61, the outlet end of a feeding belt 2 is connected with the material table 3, and the feeding belt 2 is perpendicular to the first push plate 4;
The detection device comprises a base 7 which is vertically arranged, a detection part which can slide up and down is arranged on the front side of the base 7, the detection part is connected with a fourth air cylinder, the fourth air cylinder is arranged on the rear side of the base 7, the detection part comprises a pressure sensor 8, a through-and-stop gauge 9 which is vertically arranged is connected under the pressure sensor 8, a grating ruler 10 is vertically arranged on one side of the base 7, the grating ruler 10 is connected with the detection part, and a detection table is arranged under the through-and-stop gauge 9;
the feeding device comprises a linear feeding belt 11, and induction classification devices are arranged on two sides of the feeding belt 11;
The control device comprises a PLC system and a display screen 12, and the pressure sensor 8 and the grating ruler 10 are in signal connection with the PLC system. The material platform 3 of positioner is connected to the feed belt 2 exit end in the feed device, through positioner's first push pedal 4 and second push pedal 5 with the commutator on the material platform 3 accurate positioning to the detection platform, the detection platform sets up in detection device under, go-no-go gauge 9 and pressure sensor 8 of top down detection under the effect of fourth cylinder, go-no-go gauge 9 inserts the hole of commutator, pressure sensor 8 response goes-no-go gauge 9 receives the pressure, simultaneously take place relative displacement on the grating chi 10, the data of pressure sensor 8 and grating chi 10 all transmit to the PLC system, obtain the hole aperture and the tapering of commutator, and draw the conclusion whether qualified, the commutator after the detection is accomplished is pushed to material feeding unit's pay-off area 11 by the third push pedal 6 in the positioner, and carry out corresponding classification according to the testing result, automated inspection and degree of accuracy are high.
The device is used for detecting the inner hole of the commutator, the commutator cannot be damaged in the positioning process, the first push plate 4 and the second push plate 5 are combined, the commutator can be accurately positioned, the pressure sensor 8 and the grating ruler 10 are combined for detection in the detection process, the result is more accurate, and the taper of the inner hole can be measured while the aperture of the inner hole of the commutator is measured.
In one embodiment, the second pushing plate 5 is provided with a V-shaped groove 51 towards the material table 3. The second push plate 5 continues to push the commutator material on the basis that the first push plate 4 positions the commutator material, the shape of the commutator material is a cylinder, in order to avoid the deviation of the commutator material in the pushing process, and in order to adapt to the commutator material with different diameters, the front end of the second push plate 5 is provided with the V-shaped groove 51, the notch of the V-shaped groove 51 is contacted with the commutator material to push forward, and the position of the commutator material cannot deviate in the pushing process.
In one embodiment, the bending portion of the U-shaped groove 41 is the same as the outer diameter of the material, a second detection table is arranged at the symmetrical position of the first push plate 4 and the detection table, a fourth push plate which is the same as the third push plate 6 is arranged at one side of the second detection table, and the fourth push plate is connected with a fifth cylinder. The U-shaped groove 41 contacts the commutator material at first, and the commutator material must be guaranteed to move along a straight line when being transferred to the detection table, the bending part of the U-shaped groove 41 is identical with the outer diameter of the material, namely, the shape of the U-shaped groove 41 is matched with the size of the commutator material, so that the position of the commutator material is guaranteed not to deviate in the fixed pushing process, the commutator material is accurately pushed to the position to be detected of the detection table, the commutator material to be detected can be accurately positioned, and the efficiency and the reliability of appearance detection of the commutator material by the appearance detection device at the back are improved. In order to accelerate detection efficiency, after the first push plate 4 is combined with the second push plate 5 to send the commutator to the detection platform, the first push plate 4 moves backwards under the action of the first air cylinder 42 after positioning the next commutator material, the commutator material is brought to the second detection platform to be detected by using another detection device, and the positioning and transferring speed of the commutator has a larger influence on the efficiency of appearance detection of the commutator, so that the second detection platform can accelerate the positioning efficiency of the commutator material, namely the appearance detection efficiency of the commutator material is improved. After the detection is finished, the detection is pushed to the feeding device by the fourth push plate under the action of the fifth cylinder.
In one embodiment, a plurality of horizontal connecting rods are arranged at the top of the go-no-go gauge 9, and an adjusting spring 14 is connected between the outer ends of the connecting rods and the go-no-go gauge 9. Because the commutator and the go-no-go gauge 9 are rigid materials, and the commutator is not positioned by a clamp, when the position of the commutator is slightly deviated, the angle of the go-no-go gauge 9 during detection can be influenced, the induction accuracy of the pressure sensor 8 can be influenced, the adjustment spring 14 connected on the connecting rod can enable the go-no-go gauge 9 to adjust the horizontal position in a certain range, the positioning between the go-no-go gauge 9 and the inner hole of the commutator is more accurate, the precision of the pressure sensor 8 can be improved, and the precision of the inner hole detection of the commutator is finally improved.
In one embodiment, the three connecting rods are respectively a first connecting rod 131, a second connecting rod 132 and a third connecting rod 133, the first connecting rod 131 is perpendicular to the base 7, the second connecting rod 132 and the third connecting rod 133 are symmetrically distributed on two sides of the go-no-go gauge 9, and a bending part 134 bending towards the direction of the base 7 is arranged on the outer sides of the second connecting rod 132 and the third connecting rod 133. In order to expand the angle adjustment range of the go-no-go gauge 9 in the horizontal direction, an adjustment spring 14 on a connecting rod in three directions is provided to finely adjust the position of the go-no-go gauge 9. In addition, the bending portions 134 provided on the second connecting rod 132 and the third connecting rod 133 enlarge the horizontal adjustment range of the go-no-go gauge 9. In order to balance the forces in all directions, the optimal angles among the three adjusting springs 14 are 120 degrees.
In one embodiment, a hollow limiting member 15 is disposed between the material table 3 and the detecting table, and the heights of the first push plate 4 and the second push plate 5 are lower than the hollow height inside the limiting member 15. In the process that the commutator is pushed to the detection table by the first push plate 4 and the second push plate 5 together from the material table 3, as the commutator is positioned unconstrained and the height of the commutator is generally lower, in order to further ensure the detection positioning reliability of the commutator, the arranged limiting piece 15 prevents the commutator from being stressed in the vertical direction in the pushing process to cause displacement change, so that the subsequent appearance detection is not facilitated, and the heights of the first push plate 4 and the second push plate 5 are lower than the hollow height inside the limiting piece 15, so that the first push plate 4 and the second push plate 5 can conveniently push the commutator materials through the limiting piece 15.
In one embodiment, the limiting member 15 is horizontally disposed towards the side of the detection device, a positioning hole 16 for detecting by the no-go gauge 9 is formed in the middle of the positioning member, and the positioning hole 16 is located right above the detection table. The commutator is sent to the detection platform, and the locating hole 16 that sets up just above does benefit to and leads to the no-go gage 9 to fix a position, and the hole that passes the locating hole 16 down to the commutator detects, and the aperture of locating hole 16 is greater than the biggest department diameter of leading to no-go gage 9 to make things convenient for the normal upward and downward movement of leading to no-go gage 9.
In one embodiment, the transmission device of the feeding belt 2 is belt transmission or direct vibration feeding. The feeding belt 2 conveys the reverser, and the reverser moves under the action of belt transmission or direct vibration and is sequentially conveyed to the material table 3 to be detected.
The above description is only one specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications made by those skilled in the art are included in the scope of the present invention.
Claims (3)
1. The inner hole detection equipment for the commutator is characterized by comprising the following structures:
The workbench is internally provided with a processor;
A feeding device comprising a linear feeding belt;
The positioning device comprises a material table, a first push plate is horizontally arranged on one side of the material table, a U-shaped groove is formed in the first push plate towards the direction of the material table, a second push plate is arranged in the first push plate in parallel, a detection table is arranged on one side of the material table along the pushing direction of the second push plate, a third push plate perpendicular to the direction of the first push plate is arranged on one side of the detection table, the first push plate is connected with a first air cylinder, the second push plate is connected with a second air cylinder, the third push plate is connected with a third air cylinder, the outlet end of a feeding belt is connected with the material table, the feeding belt is perpendicular to the first push plate, the bending part of the U-shaped groove is identical to the outer diameter of the material, a fourth push plate identical to the third push plate is arranged on one side of the second detection table, the fourth push plate is connected with a fifth air cylinder, the material table and the detection table are provided with hollow limiting pieces, the first push plate and the second push plate are both provided with limiting pieces, the height of the positioning device is lower than that the positioning device is arranged on the side of the positioning device, and the positioning device is provided with a positioning hole facing the middle positioning device;
The detection device comprises a base which is vertically arranged, a detection part which can slide up and down is arranged on the front side of the base, the detection part is connected with a fourth cylinder, the fourth cylinder is arranged on the rear side of the base, the detection part comprises a pressure sensor, a through-stop gauge which is vertically arranged is connected under the pressure sensor, a grating ruler is vertically arranged on one side of the base, the grating ruler is connected with the detection part, a detection table is arranged under the through-stop gauge, a plurality of horizontal connecting rods are arranged on the top of the through-stop gauge, an adjusting spring is connected between the outer end of each connecting rod and the through-stop gauge, three connecting rods are respectively arranged, the first connecting rods are perpendicular to the base, the second connecting rods and the third connecting rods are symmetrically distributed on two sides of the through-stop gauge, and bending parts which bend towards the direction of the base are arranged on the outer sides of the second connecting rods and the third connecting rods;
The feeding device comprises a linear feeding belt, and induction classification devices are arranged on two sides of the feeding belt;
The control device comprises a PLC system and a display screen, and the pressure sensor and the grating ruler are in signal connection with the PLC system.
2. The commutator bore detection apparatus according to claim 1, wherein: the second push plate is provided with a V-shaped groove towards the direction of the material table.
3. A commutator bore detection apparatus according to any one of claims 1-2, characterised in that: the transmission device of the feeding belt is belt transmission or direct vibration feeding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710935844.9A CN107764164B (en) | 2017-10-10 | 2017-10-10 | Commutator hole detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710935844.9A CN107764164B (en) | 2017-10-10 | 2017-10-10 | Commutator hole detection equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107764164A CN107764164A (en) | 2018-03-06 |
| CN107764164B true CN107764164B (en) | 2024-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710935844.9A Active CN107764164B (en) | 2017-10-10 | 2017-10-10 | Commutator hole detection equipment |
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| CN (1) | CN107764164B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108689163A (en) * | 2018-05-21 | 2018-10-23 | 安徽安元智能科技有限公司 | The pusher method of pusher clamping device for Thickness measuring machine |
| CN110779413A (en) * | 2019-10-14 | 2020-02-11 | 合肥常青机械股份有限公司 | Automobile punching part detection device |
| CN112033259B (en) * | 2020-08-21 | 2022-06-24 | 安徽康尼精密机械有限公司 | Automatic detection device for outer diameter go-no go gauge |
| CN114577086B (en) * | 2022-04-28 | 2022-11-18 | 深圳市诺盛豪自动化有限公司 | Internal dimension detection device and PLC program control method thereof |
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| CN107764164A (en) | 2018-03-06 |
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