CN112683201B - Double-channel ball bearing outer ring detection device and control system - Google Patents
Double-channel ball bearing outer ring detection device and control system Download PDFInfo
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- CN112683201B CN112683201B CN202011625587.7A CN202011625587A CN112683201B CN 112683201 B CN112683201 B CN 112683201B CN 202011625587 A CN202011625587 A CN 202011625587A CN 112683201 B CN112683201 B CN 112683201B
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Abstract
The invention discloses a double-channel ball bearing outer ring detection device and a control system, relates to a bearing detection technology, aims to solve the problem of low detection efficiency caused by the fact that a plurality of working procedures are required for detecting a bearing outer ring channel, and adopts the technical scheme that the main points of the device are as follows: including the frame, be equipped with the pay-off track in the frame, be equipped with the material loading station of pressure-sensitive formula on the pay-off track, be equipped with the supporting seat that is located material loading station one side in the frame, sliding connection has a plurality of displacement boards on the supporting seat, can dismantle on the displacement board to be connected with the profile modeling cardboard that is used for the fixing bearing outer lane, and fixedly connected with is used for inlaying the location survey ball to the channel on the profile modeling cardboard. According to the invention, the detection efficiency of the bearing outer ring is improved through automatic feeding and discharging, and the groove center distance, the groove diameter, the parallelism of the exit end face and the chamfering parameters of the groove on the bearing outer ring are synchronously detected through the three copying clamping plates and the positioning measuring balls which are arranged at intervals of 90 degrees, so that the detection efficiency is high.
Description
Technical Field
The invention relates to a bearing detection technology, in particular to a double-channel ball bearing outer ring detection device and a control system.
Background
The design of the double-row deep groove ball bearing is basically the same as that of the single-row deep groove ball bearing. The deep groove ball shaft shaped raceway and the raceway have excellent tightness with the steel ball. The double row deep groove ball bearing can bear radial load and axial load acting in two directions.
The double-row deep groove ball bearing or the single-channel ball bearing is characterized in that the double-row deep groove ball bearing or the single-channel ball bearing is provided with a bearing outer ring, a bearing inner ring and a retainer arranged between the bearing outer ring and the bearing inner ring, the retainer is rotatably connected with balls distributed in a plurality of annular arrays, a channel for accommodating the balls is usually arranged on the bearing outer ring, people need to detect parameters such as the symmetry degree of the channel on the bearing outer ring and the opposite end surface of the channel, people need to pass through a plurality of processes, and the problem that the production efficiency of the bearing outer ring is low is caused by low detection efficiency.
Therefore, a new solution is needed to solve this problem.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a double-channel ball bearing outer ring detection device and a control system.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a double channel ball bearing outer lane detection device, includes the frame, be equipped with the pay-off track in the frame, be equipped with the material loading station of pressure-sensitive formula on the pay-off track, be equipped with the supporting seat that is located material loading station one side in the frame, sliding connection has a plurality of displacement boards on the supporting seat, can dismantle on the displacement board and be connected with the profile modeling cardboard that is used for the fixing bearing outer lane, fixedly connected with is used for inlaying the location survey ball to the channel on the profile modeling cardboard, fixedly connected with is located profile modeling cardboard top on the supporting seat and is used for detecting the infrared ray measurement sensor of bearing outer lane border department chamfer, fixedly connected with is used for detecting the first infrared distance measurement sensor of profile modeling cardboard displacement on the supporting seat.
Through adopting above-mentioned technical scheme, bearing inner race rolls on the material feeding station along the pay-off track, carry out the material loading operation through the material loading station, establish bearing inner race cover on a plurality of profile modeling cardboards, move profile modeling cardboard displacement through the displacement plate, the first infrared distance measuring sensor that is located on the supporting seat measures the distance of profile modeling cardboard displacement, make the location survey ball inlay in the channel of bearing inner race, detect the channel footpath of channel in the bearing inner race, through the infrared measurement sensor who is located profile modeling cardboard top, detect the chamfer at bearing inner race border, can detect the channel footpath and the chamfer of channel on the bearing inner race, degree of automation is high, the people's of being convenient for operation, and improve the machining efficiency of bearing inner race production.
The invention is further configured to: the profiling clamping plates are three and are distributed in a three-point array at intervals of 90 degrees, and the two profiling clamping plates which are horizontally arranged are fixedly connected with the displacement plate through bolts.
By adopting the technical scheme, the three copying clamping plates are distributed at 90-degree intervals in a three-point array manner, so that when the bearing outer ring is sleeved on the copying clamping plates, the bearing outer ring has good fixing strength, and the detection precision of the bearing outer ring is improved.
The invention is further configured to: the distance between the two positioning measuring balls on the same profiling clamping plate is equal to the groove center distance between the plurality of grooves.
Through adopting above-mentioned technical scheme, the interval between the ball is surveyed in the location equals the ditch heart apart from between the channel for during the profile modeling cardboard displacement, can detect the bearing inner race that awaits measuring, through the interval between the profile modeling cardboard, learn whether the ditch heart apart from being less than the standard between the channel.
The invention is further configured to: and the feeding station and the supporting seat are fixedly connected with a plurality of second infrared distance measuring sensors arranged towards the end face direction of the bearing outer ring.
Through adopting above-mentioned technical scheme, detect bearing inner race's both ends face through the infrared distance measuring sensor of second, adopt the mode that the multiple spot detected, survey the bearing inner race terminal surface to the interval between material loading station, the supporting seat, if there is great difference between the numerical value that each infrared distance measuring sensor of second surveyed, it has the flaw to explain the depth of parallelism of bearing inner race both ends face, has improved the work efficiency that bearing inner race detected, and has good detection precision and convenience.
The invention is further configured to: the bearing comprises a bearing outer ring and is characterized by further comprising a microprocessor connected with the plurality of second infrared distance measuring sensors, the microprocessor receives the distance between the second infrared distance measuring sensors and the bearing outer ring collected by the second infrared distance measuring sensors to output play data, and outputs a parallel abnormal signal when the difference between the plurality of play data is larger than a preset value.
Through adopting above-mentioned technical scheme, be connected through microprocessor and the infrared distance measuring sensor of second, can gather and compare bearing inner race both ends to the interval between supporting seat and the material loading station to judge the depth of parallelism of bearing inner race terminal surface, adopt automatic detection, it is more convenient, efficiency.
The invention is further configured to: the feeding device is characterized in that a plurality of limiting cylinders located above the feeding track are fixedly connected to the rack, a gap used for accommodating a single bearing outer ring is formed between every two adjacent limiting cylinders, and the limiting cylinders are connected with controllers used for driving the limiting cylinders to stretch at intervals.
Through adopting above-mentioned technical scheme, through the setting of spacing cylinder, it is flexible in proper order the interval, enables to be located the bearing inner race between two spacing cylinders and slides to the material loading station along the pay-off track in proper order, makes things convenient for the orderly material loading of bearing inner race when detecting.
The invention is further configured to: the material loading device is characterized in that a positioning bracket is arranged at the material loading station, a V-shaped positioning part is arranged at the top end of the positioning bracket, and a lifting cylinder used for driving the positioning bracket to lift is fixedly connected to the bottom end of the positioning bracket.
Through adopting above-mentioned technical scheme, through the location bracket that is the V-arrangement for when sliding to location bracket department along the pay-off track, can play the effect of buffering, and rise the location bracket through lift cylinder, thereby realize bearing inner race's fixed.
A control system of a double-channel ball bearing outer ring detection device is used for driving the double-channel ball bearing outer ring detection device and comprises a PLC (programmable logic controller) connected with a microprocessor, a pressure sensing circuit and a switch circuit;
the second infrared distance measuring sensors are used for collecting the distance from the fixed point to the end face of the bearing outer ring so as to output distance data;
the first infrared distance measuring sensor is used for collecting the distance between the adjacent copying clamping plates so as to output groove diameter data for detecting the groove diameter of the outer ring of the bearing;
the two infrared measuring sensors are used for collecting the distance from a fixed point of the infrared measuring sensors to a chamfer of the outer edge of the outer ring of the bearing so as to output chamfer parameters;
the microprocessor is connected with the first infrared distance measuring sensor, the second infrared distance measuring sensor and the infrared measuring sensor and is used for receiving distance data, groove diameter data and chamfer data, outputting a unfilled corner signal when the difference of the two chamfer data is greater than a set error, outputting a groove diameter abnormal signal when the difference of the groove diameter data is less than a set groove diameter preset value, and receiving the distance data to output a parallel abnormal signal when the difference of the distance data positioned on the same side of the outer ring of the bearing is greater than a tolerance;
the pressure sensing circuit is connected with the PLC through the microprocessor, responds to the situation that the outer ring of the bearing is positioned on the positioning bracket and outputs a high-level pressure sensing signal to the PLC;
the PLC controller is connected with the lifting cylinder, responds to a pressure-sensitive signal to drive the lifting cylinder to lift the outer ring of the bearing, and is connected with the two limiting cylinders to intermittently drive the adjacent limiting cylinders.
Through adopting above-mentioned technical scheme, through the setting of pressure circuit, when bearing inner race rolled to locating bracket department, can drive lift cylinder through microprocessor and PLC controller and promote locating bracket and bearing inner race, degree of automation is high to be connected with spacing cylinder through the PLC controller, make reciprocal flexible of spacing cylinder ability intermittent type, improve the smooth and easy degree of material loading.
The invention is further configured to: the output of PLC controller is connected with the push-and-pull cylinder with locating bracket fixed connection, push-and-pull cylinder is used for driving locating bracket towards profile modeling cardboard reciprocating displacement, the control flow of PLC controller includes:
step S1, intermittently driving adjacent limiting cylinders, driving the adjacent limiting cylinders to contract when one limiting cylinder extends, and reciprocating in such a way to realize that bearing outer rings on a feeding track feed one by one;
step S2, rolling the bearing outer ring onto the positioning bracket, and when the pressure sensing circuit detects the pressure sensing of the bearing outer ring, transmitting a pressure sensing signal to the PLC through the microprocessor to drive the lifting cylinder to extend and lift the bearing outer ring;
step S3, when the infrared sensor positioned right above the positioning bracket detects that the bearing outer ring is lifted to the highest point, the microprocessor triggers the PLC to drive the push-pull air cylinder to displace the feeding station, so that the bearing outer ring is sleeved outside the three copying clamping plates, the pressure sensing circuit loses pressure sensing, the push-pull air cylinder is driven to stretch, and the feeding station is reset;
step S4, when a first infrared distance measuring sensor positioned above the copying clamping plate detects the outer ring of the bearing, the microprocessor triggers the PLC to drive the horizontally arranged displacement plates to move away from each other, and the positioning measuring balls are embedded into the channels of the outer ring of the bearing;
step S5, the first infrared distance measuring sensor detects the displacement distance of the copying clamping plate towards the first infrared detecting sensor and transmits the groove diameter data to the microprocessor, and when the groove diameter data is larger than or smaller than the preset groove diameter set tolerance, the bearing outer ring is judged to be unqualified;
step S6, irradiating the chamfer at the edge of the end face of the bearing outer ring by the infrared measuring sensor and transmitting chamfer data to the microprocessor, wherein the microprocessor judges that the bearing outer ring lacks the chamfer when responding to the chamfer data smaller than a set numerical value;
and step S7, the microprocessor receives the distance data measured by the second infrared distance measuring sensors positioned at two sides of the bearing outer ring, and compares the distance data measured by the second infrared distance measuring sensors positioned at the same side in sequence to judge the parallelism of two end surfaces of the bearing outer ring.
The invention is further configured to: the microprocessor comprises a single chip microcomputer minimum system, a first crystal oscillator circuit and a second crystal oscillator circuit, wherein the clock oscillation frequency of the first crystal oscillator circuit is 8MHz, and the clock oscillation frequency of the second crystal oscillator circuit is 12 MHz.
By adopting the technical scheme, the oscillation frequency of 8MHz and 12MHz is provided through the first crystal oscillator circuit and the second crystal oscillator circuit based on the minimum system of the single chip microcomputer, the processing speed of the minimum system of the single chip microcomputer can be provided, a high-frequency clock can be selected when high-speed processing is required, a low-frequency clock can be selected when low-speed operation is required, and the energy-saving and efficient characteristics are achieved.
In conclusion, the invention has the following beneficial effects:
bearing inner race rolls on the material loading station along the pay-off track, carry out the material loading operation through the material loading station, establish bearing inner race cover on a plurality of profile modeling cardboards, move profile modeling cardboard displacement through the displacement plate, the first infrared distance measuring sensor that is located on the supporting seat measures the distance of profile modeling cardboard displacement, make the location survey ball inlay to the bearing inner race in the channel, detect the channel footpath of channel in the bearing inner race, through the infrared measurement sensor who is located profile modeling cardboard top, detect the chamfer at bearing inner race border, can detect the channel footpath and the chamfer of channel on the bearing inner race, degree of automation is high, the people's operation of being convenient for, and improve the machining efficiency of bearing inner race production.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is an enlarged view of the portion B of FIG. 2;
FIG. 4 is an enlarged view of part A of FIG. 2, showing the connecting structure of the positioning bracket and the loading station;
FIG. 5 is a schematic structural view of the connection between a copying clamp plate and a bearing outer ring;
FIG. 6 is a schematic diagram of the detection principle of the present invention;
fig. 7 is a system block diagram of a control system of the present invention.
In the figure: 1. a frame; 2. a feeding track; 3. a feeding station; 4. a supporting seat; 5. a displacement plate; 6. copying a clamping plate; 7. positioning a measuring ball; 8. an infrared measurement sensor; 9. a first infrared ranging sensor; 10. a second infrared ranging sensor; 11. a limiting cylinder; 12. a PLC controller; 13. a pressure sensing circuit; 14. a switching circuit.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
The first embodiment is as follows: a double-channel ball bearing outer ring detection device is shown in figures 1 to 4 and comprises a frame 1, a feeding track 2 is fixedly connected to the frame 1, a pressure-sensitive feeding station 3 is arranged on the feeding track 2, a supporting seat 4 positioned on one side of the feeding station 3 is fixedly connected to the frame 1, a plurality of displacement plates 5 are slidably connected to the supporting seat 4, a profiling clamping plate 6 for fixing a bearing outer ring is detachably connected to the displacement plates 5, a positioning ball 7 for embedding into a channel is fixedly connected to the profiling clamping plate 6, an infrared measurement sensor 8 positioned above the profiling clamping plate 6 and used for detecting a chamfer at the edge of the bearing outer ring is fixedly connected to the supporting seat 4, a first infrared distance measurement sensor 9 used for detecting the displacement of the profiling clamping plate 6 is fixedly connected to the supporting seat 4, and a plurality of second infrared distance measuring sensors 10 which are arranged towards the end face direction of the bearing outer ring are fixedly connected to the feeding station 3 and the displacement plate 5.
As shown in fig. 3 and 4, three copying clamp plates 6 are provided, three copying clamp plates 6 are distributed in a three-point array at intervals of 90 degrees, two horizontally arranged copying clamp plates 6 are fixedly connected with a displacement plate 5 through bolts, one side of each copying clamp plate 6, which is opposite to each other, is fixedly connected with two positioning measuring balls 7 through welding, the distance between the two positioning measuring balls 7 on the same copying clamp plate 6 is equal to the distance between the centers of two channels,
as shown in fig. 7, the device further comprises a microprocessor connected with the plurality of second infrared distance measuring sensors 10, the microprocessor receives the distance between the second infrared distance measuring sensors 10 and the bearing outer ring collected by the second infrared distance measuring sensors 10 to output play data, and outputs parallel abnormal signals when the difference between the play data is greater than a preset value, and a plurality of limiting cylinders 11 located above the feeding track 2 are fixedly connected to the rack 1, a gap for accommodating a single bearing outer ring is arranged between every two adjacent limiting cylinders 11, and the limiting cylinders 11 are all connected with a controller for driving the limiting cylinders 11 to stretch and retract at intervals.
As shown in fig. 4, a positioning bracket is slidably connected to the feeding station 3, a V-shaped positioning portion is formed by downward sinking of the top end of the positioning bracket, and a lifting cylinder for driving the positioning bracket to lift is fixedly connected to the bottom end of the positioning bracket.
The working process is as follows: bearing inner race rolls on material feeding track 2 rolls to material loading station 3, carry out the material loading operation through material loading station 3, establish bearing inner race cover on a plurality of profile modeling cardboards 6, drive profile modeling cardboard 6 displacement through displacement board 5, the first infrared distance measuring sensor 9 that is located on supporting seat 4 measures the distance of profile modeling cardboard 6 displacement, make location survey ball 7 inlay in the channel to bearing inner race, detect the channel footpath of channel in the bearing inner race, through the infrared ray measurement sensor 8 that is located profile modeling cardboard 6 top, detect the chamfer at bearing inner race border, can detect the channel footpath and the chamfer of channel on the bearing inner race, degree of automation is high, be convenient for people to operate, and improve the machining efficiency of bearing inner race production.
Example two: the utility model provides a control system of double channel ball bearing outer lane detection device, be used for driving double channel ball bearing outer lane detection device, as shown in figure 7, include the PLC controller 12 who is connected with microprocessor, pressure circuit 13 and switch circuit 14, wherein, a plurality of second infrared distance measuring sensor 10 for gather the interval of its fixed point to bearing outer lane terminal surface with output interval data, and first infrared distance measuring sensor 9 is used for gathering the interval between the adjacent profile modeling cardboard 6, with the output be used for detecting the groove diameter data of bearing outer lane groove diameter, two infrared ray measuring sensor 8 are used for gathering the distance of its fixed point to the outer edge chamfer of bearing outer lane in order to output chamfer parameter.
In this embodiment, the microprocessor is connected to the first infrared distance measuring sensor 9 for receiving and detecting the relative displacement of the copying clamping plate 6 to output the groove diameter data, and outputting a groove diameter abnormal signal when the groove diameter data is smaller than a preset groove diameter preset value, the microprocessor is connected to the second infrared distance measuring sensor 10 for receiving and detecting the distance data between the feeding station 3 and the supporting seat 4 to the end surface of the bearing outer ring, and outputting a parallel abnormal signal when the difference between the distance data on the same side of the bearing outer ring is larger than the tolerance, and the microprocessor is connected to the infrared measuring sensor 8 for receiving and detecting the chamfer parameters on the outer edge of the bearing outer ring, and outputting a chamfer signal when the difference between the two chamfer data is larger than the preset error.
In this embodiment, the pressure sensing circuit 13 is a wheatstone bridge circuit composed of piezoresistors, and the output end of the wheatstone bridge circuit is connected with the PLC controller 12 through an a/D conversion circuit and a microprocessor, a high level pressure sensing signal is output to the PLC controller 12 in response to the outer ring of the bearing being positioned on the positioning bracket, and the PLC controller 12 is connected with the lifting cylinder, and drives the lifting cylinder to lift the outer ring of the bearing in response to the pressure sensing signal, the PLC controller 12 is connected with the two spacing cylinders 11 for intermittently driving the adjacent spacing cylinders 11, and the output end of the PLC controller 12 is connected with a push-pull cylinder fixedly connected with the positioning bracket, the push-pull cylinder is used for driving the positioning bracket to reciprocate towards the profiling card 6, specifically, the push-pull cylinder is fixedly connected on the frame 1, and the telescopic end of the push-pull cylinder is fixedly connected with the feeding station 3 through a bolt, and the stiff end fixed connection of upgrading cylinder is in the bottom of material loading station 3, and the flexible end and the locating bracket fixed connection of lift cylinder realize the support and the lift to locating bracket.
In this embodiment, microprocessor includes the minimum system of singlechip, first crystal oscillator circuit and second crystal oscillator circuit, the clock oscillation frequency of first crystal oscillator circuit is 8MHz, the clock oscillation frequency of second crystal oscillator circuit is 12MHz, it is specific, the minimum system of singlechip is based on STM32 series's singlechip chip, and the output of the minimum system of singlechip passes through RS232 serial ports and PLC controller 12 and realizes data communication, and PLC controller 12's output is connected with switch circuit 14 based on switch triode and relay, and switch circuit 14's output respectively with push-and-pull cylinder, spacing cylinder 11, displacement cylinder and lift cylinder are connected, wherein displacement cylinder fixed connection is in the below of supporting seat 4, and displacement cylinder's flexible end and displacement plate 5 fixed connection.
The control flow of the PLC controller 12 includes: step S1, intermittently driving adjacent limiting cylinders 11, driving the adjacent limiting cylinders 11 to contract when one limiting cylinder 11 extends, and reciprocating in this way to realize that bearing outer rings on the feeding track 2 feed one by one;
step S2, rolling the bearing outer ring onto the positioning bracket, and when the pressure sensing circuit 13 detects the pressure sensing of the bearing outer ring, transmitting a pressure sensing signal to the PLC 12 through the microprocessor to drive the lifting cylinder to extend and lift the bearing outer ring;
step S3, when the infrared sensor positioned right above the positioning bracket detects that the outer ring of the bearing is lifted to the highest point, the microprocessor triggers the PLC 12 to drive the push-pull air cylinder to displace the feeding station 3, so that the outer ring of the bearing is sleeved outside the three copying clamping plates, the pressure sensing circuit 13 loses pressure sensing, the push-pull air cylinder is driven to stretch, and the feeding station 3 is reset;
step S4, when the first infrared distance measuring sensor 9 positioned above the copying clamping plate detects the bearing outer ring, the microprocessor triggers the PLC 12 to control the displacement cylinder, so that the displacement cylinder drives the horizontally arranged displacement plates 5 to move away from each other, and the positioning measuring ball 7 is embedded into a channel of the bearing outer ring;
step S5, the first infrared distance measuring sensor 9 detects the displacement distance of the copying clamping plate 6 towards the first infrared detection sensor and transmits the groove diameter data to the microprocessor, and when the groove diameter data is larger than or smaller than the preset groove diameter set tolerance, the bearing outer ring is judged to be unqualified;
step S6, irradiating the chamfer at the edge of the end face of the bearing outer ring by the infrared measurement sensor 8 and transmitting chamfer data to the microprocessor, wherein the microprocessor judges that the bearing outer ring lacks the chamfer when responding to the chamfer data smaller than a set numerical value;
and step S7, the microprocessor receives the distance data measured by the second infrared distance measuring sensors 10 positioned at two sides of the bearing outer ring, and compares the distance data measured by the second infrared distance measuring sensors 10 positioned at the same side in sequence to judge the parallelism of two end surfaces of the bearing outer ring.
Through being connected with PLC controller 12 based on singlechip minimum system's microprocessor, realize that infrared measurement sensor 8, first infrared ranging sensor 9 and the collection that the infrared ranging sensor 10 of second carries out data to carry out the comparison via microprocessor, and cooperation PLC controller 12 reaches unloading, automated inspection in the automation to the bearing inner race, have the precision height, characteristics that degree of automation is high, make things convenient for people's operation, and improve the work efficiency that quality detection was accomplished in bearing inner race production.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions that belong to the idea of the present invention belong to the scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (7)
1. The utility model provides a double channel ball bearing outer lane detection device which characterized in that: comprises a frame (1), a feeding track (2) is arranged on the frame (1), a pressure-sensitive feeding station (3) is arranged on the feeding track (2), a supporting seat (4) positioned at one side of the feeding station (3) is arranged in the frame (1), the supporting seat (4) is connected with a plurality of displacement plates (5) in a sliding way, the displacement plates (5) are detachably connected with a copying clamping plate (6) for fixing the bearing outer ring, the profiling clamping plate (6) is fixedly connected with a positioning measuring ball (7) which is embedded into the channel, an infrared measuring sensor (8) which is positioned above the copying clamping plate (6) and is used for detecting the chamfer angle at the edge of the outer ring of the bearing is fixedly connected on the supporting seat (4), a first infrared distance measuring sensor (9) for detecting the displacement of the copying clamping plate (6) is fixedly connected to the supporting seat (4);
the three profiling clamping plates (6) are distributed in a three-point array at intervals of 90 degrees, and the two horizontally arranged profiling clamping plates (6) are fixedly connected with the displacement plate (5) through bolts;
a plurality of second infrared distance measuring sensors (10) arranged towards the end face direction of the bearing outer ring are fixedly connected to the feeding station (3) and the supporting seat (4);
the bearing clearance adjusting device is characterized by further comprising a microprocessor connected with the second infrared distance measuring sensors (10), the microprocessor receives the clearance between the second infrared distance measuring sensors (10) and the outer ring of the bearing collected by the second infrared distance measuring sensors (10) to output clearance data, and outputs a parallel abnormal signal when the difference between the clearance data is larger than a preset value.
2. The double-channel ball bearing outer ring detection device according to claim 1, characterized in that: the distance between the two positioning measuring balls (7) on the same profiling clamping plate (6) is equal to the distance between the centers of the grooves.
3. The double-channel ball bearing outer ring detection device according to claim 1, characterized in that: a plurality of spacing cylinders (11) that are located pay-off track (2) top of fixed connection are adjacent on frame (1) be equipped with the clearance that is used for holding single bearing outer lane between spacing cylinder (11), it is a plurality of spacing cylinder (11) all are connected with and are used for driving spacing cylinder (11) interval flexible controller.
4. The double-channel ball bearing outer ring detection device according to claim 3, characterized in that: the material loading device is characterized in that a positioning bracket is arranged at the position of the material loading station (3), a V-shaped positioning part is arranged at the top end of the positioning bracket, and a lifting cylinder used for driving the positioning bracket to lift is fixedly connected to the bottom end of the positioning bracket.
5. A control system of a double-raceway ball bearing outer ring detecting device for driving the double-raceway ball bearing outer ring detecting device according to any one of claims 3 to 4, characterized in that: comprises a PLC (programmable logic controller) connected with a microprocessor, a pressure sensing circuit (13) and a switch circuit (14);
the second infrared distance measuring sensors (10) are used for collecting the distance from the fixed point to the end face of the bearing outer ring so as to output distance data;
the first infrared distance measuring sensor (9) is used for collecting the distance between the adjacent copying clamping plates (6) so as to output groove diameter data for detecting the groove diameter of the outer ring of the bearing;
the two infrared measuring sensors (8) are used for acquiring the distance from a fixed point to the chamfer of the outer edge of the bearing outer ring so as to output chamfer parameters;
the microprocessor is connected with the first infrared ranging sensor (9), the second infrared ranging sensor (10) and the infrared measuring sensor (8) and used for receiving distance data, groove diameter data and chamfer data, outputting a unfilled corner signal when the difference between the two chamfer data is greater than a set error, outputting a groove diameter abnormal signal when the difference between the groove diameter data and a set groove diameter preset value is smaller, and receiving the distance data to output a parallel abnormal signal when the difference between the distance data positioned on the same side of the outer ring of the bearing is greater than the tolerance;
the pressure sensing circuit (13) is connected with the PLC (12) through the microprocessor, responds to the situation that the outer ring of the bearing is positioned on the positioning bracket and outputs a high-level pressure sensing signal to the PLC (12);
the PLC (12) is connected with the lifting cylinder and responds to a pressure-sensitive signal to drive the lifting cylinder to lift the outer ring of the bearing, and the PLC (12) is connected with the two limiting cylinders (11) to intermittently drive the adjacent limiting cylinders (11).
6. The control system of a double-raceway ball bearing outer ring detection device according to claim 5, characterized in that: the output of PLC controller (12) is connected with the push-and-pull cylinder with locating bracket fixed connection, push-and-pull cylinder is used for driving locating bracket towards profile modeling cardboard (6) reciprocating displacement, the control flow of PLC controller (12) includes:
s1, intermittently driving adjacent limiting cylinders (11), and driving the adjacent limiting cylinders (11) to contract when one limiting cylinder (11) extends, so that the bearing outer rings on the feeding track (2) are fed one by one;
step S2, rolling the bearing outer ring onto the positioning bracket, when the pressure sensing circuit (13) detects the pressure sensing of the bearing outer ring, transmitting the pressure sensing signal to the PLC (12) through the microprocessor, driving the lifting cylinder to extend, and lifting the bearing outer ring;
step S3, when the infrared sensor positioned right above the positioning bracket detects that the bearing outer ring is lifted to the highest point, the microprocessor triggers the PLC (12) to drive the push-pull air cylinder to displace the feeding station (3), so that the bearing outer ring is sleeved outside the three profiling clamping plates (6), the pressure sensing circuit (13) loses pressure sensing, the push-pull air cylinder is driven to stretch, and the feeding station (3) is reset;
s4, when a first infrared distance measuring sensor (9) located above the profiling clamping plate (6) detects the outer ring of the bearing, a microprocessor triggers a PLC (programmable logic controller) controller (12) to drive horizontally arranged displacement plates (5) to move away from each other, and a positioning measuring ball (7) is embedded into a channel of the outer ring of the bearing;
step S5, the first infrared distance measuring sensor (9) detects the displacement distance of the copying clamping plate (6) towards the first infrared detection sensor and transmits groove diameter data to the microprocessor, and when the groove diameter data is larger than or smaller than the preset groove diameter set tolerance, the bearing outer ring is judged to be unqualified;
step S6, irradiating the chamfer at the edge of the end face of the bearing outer ring by the infrared measurement sensor (8) and transmitting chamfer data to the microprocessor, wherein the microprocessor judges that the bearing outer ring lacks the chamfer when responding to the chamfer data smaller than a set numerical value;
and step S7, the microprocessor receives the distance data measured by the second infrared distance measuring sensors (10) positioned at two sides of the bearing outer ring, and compares the distance data measured by the second infrared distance measuring sensors (10) positioned at the same side in sequence to judge the parallelism of two end faces of the bearing outer ring.
7. The control system of the double-channel ball bearing outer ring detection device according to claim 6, characterized in that: the microprocessor comprises a single chip microcomputer minimum system, a first crystal oscillator circuit and a second crystal oscillator circuit, wherein the clock oscillation frequency of the first crystal oscillator circuit is 8MHz, and the clock oscillation frequency of the second crystal oscillator circuit is 12 MHz.
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| CN202011625587.7A CN112683201B (en) | 2020-12-30 | 2020-12-30 | Double-channel ball bearing outer ring detection device and control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS63204107A (en) * | 1987-02-19 | 1988-08-23 | Fuji Electric Co Ltd | Apparatus for detecting displacement quantity of ball bearing in axial direction |
| CN101164847B (en) * | 2006-10-18 | 2011-07-27 | 黑龙江大学 | Ball bearing internal ditch automatic measurement feeding device |
| ES1076707Y (en) * | 2011-12-15 | 2012-07-10 | Fernandez Marco Antonio Dominguez | PORTABLE PLAYER ACUNATOR DEVICE |
| CN203949653U (en) * | 2014-06-16 | 2014-11-19 | 张肖邦 | Ball bearing end-play automatic detection device |
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| CN209968940U (en) * | 2019-05-27 | 2020-01-21 | 新昌县凯龙自动化设备有限公司 | Bearing ring size detection machine |
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