CN106863133B - Ball diameter detection device of ball grinder - Google Patents
Ball diameter detection device of ball grinder Download PDFInfo
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- CN106863133B CN106863133B CN201710192622.2A CN201710192622A CN106863133B CN 106863133 B CN106863133 B CN 106863133B CN 201710192622 A CN201710192622 A CN 201710192622A CN 106863133 B CN106863133 B CN 106863133B
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- swing arm
- ball
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- motor
- detection device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/02—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention belongs to a detection tool of bearing steel ball production and processing equipment, and particularly relates to a ball diameter detection device of a ball grinder, which comprises a swing arm, a distance measurement sensor and a swing arm driving device, wherein the swing arm driving device drives the swing arm to swing or do circular motion along the axis in the horizontal direction; the front side of the swing arm, namely the side of the swing arm pointing to the linear velocity direction, is provided with a groove, the distance measuring sensor is positioned on the lifting section of the groove moving path when viewed along the axis direction, and the width of the swing arm in the axis direction is smaller than the diameter of the steel ball to be measured. The invention adopts the swing arm to sample the steel ball and measures the ball diameter of the steel ball through the distance measuring sensor, thereby realizing the full-automatic measurement of the ball diameter and reducing the labor intensity of operators; in addition, the signal output of the distance measuring sensor is combined with a control system of the ball grinding machine, so that the automatic adjustment of the distance between the sand disc and the groove disc of the ball grinding machine can be realized, the response speed is high, and the ball diameter processing precision can be ensured.
Description
Technical Field
The invention belongs to a detection tool of bearing steel ball production and processing equipment, and particularly relates to a ball diameter detection device of a ball grinder.
Background
The bearing steel balls are generally produced and processed by a cold heading-grinding process, and the blank after cold heading has a rough surface and needs to be ground and polished for multiple times. The ball grinder among the prior art mainly includes relative sand table and the frid that sets up, is equipped with the endocentric raceway of many rings on the frid, and its working process is: firstly, the sand disc and the grooved disc are close to each other, when the distance of one steel ball diameter is close, the steel balls are sent into each raceway on the grooved disc through the conveying mechanism, the sand disc starts to rotate at the same time, the steel balls roll along the raceways under the action of friction force of the sand disc and are simultaneously polished, the steel balls travel for a circle and then are discharged from a discharge port on the grooved disc, in the process, the distance between the sand disc and the grooved disc needs to be continuously reduced according to the diameter of the steel balls, and therefore the ball diameter of the steel balls needs to be measured in real time. In the prior art, the sphere diameter of a steel ball is measured mainly by a vernier caliper in a manual sampling mode, and then the distance between a sand pan and a trough pan of a ball grinding machine is manually controlled according to a measurement result. The defects of the detection mode are as follows: operators need to watch beside the equipment at any time, so that the labor intensity is increased; in addition, the response speed of the equipment is slow, and when the distance between the sand disc and the groove disc is adjusted after the measurement is finished by an operator, the ball diameter of the steel ball may be further changed, so that the grinding precision of the ball grinder is influenced.
Disclosure of Invention
The invention aims to provide a ball diameter detection device of a ball grinding machine, which can automatically detect the ball diameter of a steel ball in the ball grinding machine in real time.
In order to achieve the purpose, the invention provides the following technical scheme: a ball diameter detection device of a ball grinder comprises a swing arm, a distance measurement sensor and a swing arm driving device, wherein the swing arm driving device drives the swing arm to swing or do circular motion along the axis in the horizontal direction; the front side of the swing arm, namely the side to which the linear velocity direction of the swing arm points, is provided with a groove, the distance measuring sensor is positioned on the lifting section of the groove motion path when seen along the axis direction, and the width of the swing arm in the axis direction is smaller than the diameter of the steel ball to be measured.
The swing arm is arranged on the side wall of an upper charging tray of the ball grinder, and the rotating shaft is vertical to the flowing direction of steel balls in the upper charging tray; the linear velocity direction of the swing arm at the lowest point is the same as the flowing direction of the steel balls in the feeding tray.
The device also comprises a driving control system which can control the swing arm to stay at a designated position.
The swing arm driving device is a servo motor, and the driving control system is a driving controller of the servo motor.
The swing arm driving device comprises a motor and a speed reducer, an input shaft of the speed reducer is connected with a main shaft of the motor, and an output shaft of the speed reducer is connected with a rotating shaft of the swing arm; the driving control system comprises a position sensor and a motor controller, the position sensor is positioned on a rotary path of the swing arm, and when the position sensor detects the swing arm, the swing arm is in a state of being completely separated from the steel balls in the feeding disc; the position sensor is electrically connected with the motor controller, and the motor controller is electrically connected with the motor.
The servo motor is installed on the motor support, the motor support is installed on the lateral wall of material loading tray, be equipped with the sensor support on the motor support, ranging sensor installs on this sensor support, still install a reference block on the sensor support, the reference block overhang is in on ranging sensor's the detection route, the swing arm is in the motion process, and the recess on the swing arm can be followed and is passed in the crack between ranging sensor and the reference block.
The motor support is provided with a waist-shaped hole in the vertical direction, and the motor support is connected with the side wall of the upper charging tray through the waist-shaped hole in a bolt mode, so that the height of the motor support in the vertical direction is adjustable.
The sensor support is provided with a horizontal waist-shaped hole, and the sensor support is connected with the motor support through the waist-shaped hole by a bolt, so that the position of the sensor support in the axis direction can be adjusted.
The reference block is provided with a horizontal waist-shaped hole, and the reference block is connected with the sensor bracket through the waist-shaped hole by a bolt, so that the width of a crack between the reference block and the distance measuring sensor is adjustable.
The groove is a ball groove, the ball diameter of the ball groove is smaller than that of the steel ball to be detected, and the distance between the ball center of the ball groove and the reference block is smaller than the radius of the steel ball to be detected.
The invention has the technical effects that: the invention adopts the swing arm to sample the steel ball and measures the ball diameter of the steel ball through the distance measuring sensor, thereby realizing the full-automatic measurement of the ball diameter and reducing the labor intensity of operators; in addition, the signal output of the distance measuring sensor is combined with a control system of the ball grinding machine, so that the automatic adjustment of the distance between the sand disc and the groove disc of the ball grinding machine can be realized, the response speed is high, and the ball diameter processing precision can be ensured.
Drawings
FIG. 1 is a top view of the ball grinder ball diameter detection device of the present invention assembled with a ball grinder;
FIG. 2 is a schematic perspective view of the ball diameter detecting device of the ball grinder of the present invention;
FIG. 3 is a schematic diagram of the physical structure of the ball diameter detecting device of the ball grinder at another angle;
FIG. 4 is a top view of the ball diameter detection device of the ball grinder of the present invention;
fig. 5 is a side view of the ball diameter detection device of the ball grinder of the present invention.
Detailed Description
The present invention is described in detail below with reference to the attached drawings.
As shown in fig. 2-5, a ball diameter detection device of a ball grinder comprises a swing arm 31, a distance measuring sensor 32 and a swing arm driving device, wherein the swing arm driving device drives the swing arm 31 to swing or make circular motion along an axis in a horizontal direction; the front side of the swing arm 31, namely the pointed side of the linear velocity direction of the swing arm 31, is provided with a groove 311, when viewed along the axis direction, the distance measuring sensor 32 is positioned on the lifting section of the movement path of the groove 311, and the width of the swing arm 31 in the axis direction is smaller than the diameter of the steel ball to be measured. The invention adopts the swing arm 31 to sample the steel ball and measures the ball diameter of the steel ball through the distance measuring sensor 32, thereby realizing the full-automatic measurement of the ball diameter and reducing the labor intensity of operators.
As shown in fig. 1, the swing arm 31 is installed on the side wall of the upper charging tray 20 of the ball grinder 10, and the rotating shaft is perpendicular to the flowing direction of the steel balls in the upper charging tray 20; the linear velocity direction of the swing arm 31 at the lowest point is the same as the flowing direction of the steel balls in the upper tray 20.
Further, the apparatus further includes a drive control system capable of controlling the swing arm 31 to stay at a designated position. The signal output of the distance measuring sensor 32 and the control system of the ball grinder 10 are combined to realize the automatic adjustment of the distance between the sand plate 11 and the trough plate 12 of the ball grinder 10, the response speed is high, and the ball diameter processing precision can be ensured.
As a preferred embodiment of the present invention, the swing arm driving device is a servo motor 33, and the driving control system is a driving controller of the servo motor 33.
The servo motor 33 is installed on the motor support 34, the motor support 34 is installed on the lateral wall of the feeding tray 20, the sensor support 35 is arranged on the motor support 34, the distance measuring sensor 32 is installed on the sensor support 35, a reference block 36 is further installed on the sensor support 35, the reference block 36 is suspended on a detection path of the distance measuring sensor 32, and in the moving process of the swing arm 31, a groove 311 in the swing arm 31 can penetrate through a gap between the distance measuring sensor 32 and the reference block 36.
Preferably, a waist-shaped hole 341 in the vertical direction is formed in the motor support 34, and the motor support 34 is connected with the side wall of the upper tray 20 through a bolt through the waist-shaped hole 341, so that the height of the motor support 34 in the vertical direction is adjustable. The sensor holder 35 is provided with a horizontal waist-shaped hole 351, and the sensor holder 35 is connected with the motor holder 34 by a bolt through the waist-shaped hole 351, so that the position of the sensor holder 35 in the axial direction can be adjusted. The reference block 36 is provided with a horizontal waist-shaped hole 361, and the reference block 36 is connected with the sensor bracket 35 through the waist-shaped hole 361 by a bolt, so that the width of a crack between the reference block 36 and the distance measuring sensor 32 is adjustable. The groove 311 is a ball groove, and the ball diameter of the ball groove is smaller than that of the steel ball to be measured.
As another embodiment of the present invention, the swing arm driving device may also be a common motor and a reducer, an input shaft of the reducer is connected to a main shaft of the motor, and an output shaft of the reducer is connected to a rotating shaft of the swing arm 31; the driving control system comprises a position sensor and a motor controller, the position sensor is positioned on a rotation path of the swing arm 31, and when the position sensor detects the swing arm 31, the swing arm 31 is in a state of being completely separated from the steel balls in the feeding tray 20; the position sensor is electrically connected with the motor controller, and the motor controller is electrically connected with the motor.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a ball grinder ball footpath detection device which characterized in that: the device comprises a swing arm (31), a ranging sensor (32) and a swing arm driving device, wherein the swing arm driving device drives the swing arm (31) to swing or do circular motion along the axis in the horizontal direction; a groove (311) is formed in the front side of the swing arm (31), namely the side, pointing to the linear velocity direction, of the swing arm (31), the distance measuring sensor (32) is located on the lifting section of the movement path of the groove (311) when viewed along the axis direction, and the width of the swing arm (31) in the axis direction is smaller than the diameter of the steel ball to be measured;
the swing arm control system is characterized by further comprising a drive control system capable of controlling the swing arm (31) to stay at a designated position, wherein the swing arm drive device is a servo motor (33), and the drive control system is a drive controller of the servo motor (33);
servo motor (33) are installed on motor support (34), motor support (34) are installed on the lateral wall of last charging tray (20) of ball-milling machine (10), be equipped with sensor support (35) on motor support (34), install on this sensor support (35) ranging sensor (32), still install a reference block (36) on sensor support (35), reference block (36) overhang is in on the detection route of ranging sensor (32), swing arm (31) are in the motion process, and recess (311) on swing arm (31) can pass in the crack between ranging sensor (32) and reference block (36).
2. The ball diameter detection device of a ball grinder according to claim 1, characterized in that: the swing arm (31) is arranged on the side wall of the upper charging tray (20) of the ball grinding machine (10), and the rotating shaft of the swing arm (31) is vertical to the flowing direction of steel balls in the upper charging tray (20); the linear velocity direction of the swing arm (31) at the lowest point is the same as the flowing direction of the steel balls in the feeding tray (20).
3. The ball diameter detection device of a ball grinder according to claim 1, characterized in that: the drive control system comprises a position sensor and a motor controller, the position sensor is positioned on a rotary path of the swing arm (31), and when the position sensor detects the swing arm (31), the swing arm (31) is in a state of being completely separated from the steel balls in the feeding tray (20); the position sensor is electrically connected with the motor controller, and the motor controller is electrically connected with the motor.
4. The ball diameter detection device of a ball grinder according to claim 1, characterized in that: the motor support (34) is provided with a waist-shaped hole (341) in the vertical direction, and the motor support (34) is connected with the side wall of the feeding tray (20) through the waist-shaped hole (341) by a bolt, so that the height of the motor support (34) in the vertical direction is adjustable.
5. The ball diameter detection device of a ball grinder according to claim 1, characterized in that: the sensor support (35) is provided with a horizontal waist-shaped hole (351), and the sensor support (35) is connected with the motor support (34) through the waist-shaped hole (351) through a bolt, so that the position of the sensor support (35) in the axis direction can be adjusted.
6. The ball diameter detection device of a ball grinder according to claim 1, characterized in that: the reference block (36) is provided with a horizontal waist-shaped hole (361), the reference block (36) is connected with the sensor bracket (35) through the waist-shaped hole (361) by a bolt, and the width of a gap between the reference block (36) and the distance measuring sensor (32) is adjustable.
7. The ball diameter detection device of a ball grinder according to claim 1, characterized in that: the groove (311) is a ball groove, and the ball diameter of the ball groove is smaller than that of the steel ball to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710192622.2A CN106863133B (en) | 2017-03-28 | 2017-03-28 | Ball diameter detection device of ball grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710192622.2A CN106863133B (en) | 2017-03-28 | 2017-03-28 | Ball diameter detection device of ball grinder |
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| Publication Number | Publication Date |
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| CN106863133A CN106863133A (en) | 2017-06-20 |
| CN106863133B true CN106863133B (en) | 2023-03-24 |
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| CN201710192622.2A Active CN106863133B (en) | 2017-03-28 | 2017-03-28 | Ball diameter detection device of ball grinder |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397091A (en) * | 2018-12-26 | 2019-03-01 | 中山市嘉盛自动化设备制造有限公司 | A kind of self-operated measuring unit |
| CN109434674A (en) * | 2018-12-26 | 2019-03-08 | 中山市嘉盛自动化设备制造有限公司 | Ball crusher |
| CN113108746B (en) * | 2021-04-15 | 2022-02-01 | 南通友腾自动化设备有限公司 | Automatic measuring device for ball diameter of steel ball |
| CN117086735B (en) * | 2023-10-17 | 2024-01-05 | 成都中科卓尔智能科技集团有限公司 | Polishing equipment and polishing method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2134848A1 (en) * | 1970-07-22 | 1972-03-23 | Pluritec Italia Snc | Device for measuring different diameters |
| JP2588839Y2 (en) * | 1992-06-30 | 1999-01-20 | エヌティエヌ株式会社 | Processing speed control device for ball polishing machine |
| CN105136092A (en) * | 2015-10-15 | 2015-12-09 | 新乡日升数控轴承装备股份有限公司 | Steel ball measuring mechanism |
| JP5941236B1 (en) * | 2016-02-12 | 2016-06-29 | 株式会社天辻鋼球製作所 | High-precision spherical dimension measuring device and spherical polishing device |
| CN105881193A (en) * | 2016-06-05 | 2016-08-24 | 山东东阿钢球集团有限公司 | Novel steel ball grinding device and grinding method thereof |
| CN206795578U (en) * | 2017-03-28 | 2017-12-26 | 安庆机床有限公司 | Ball crusher sphere diameter detection means |
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| CN106863133A (en) | 2017-06-20 |
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