CN106197216B - Method for measuring radial clearance of ball bearing and multi-parameter automatic measuring instrument - Google Patents
Method for measuring radial clearance of ball bearing and multi-parameter automatic measuring instrument Download PDFInfo
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- CN106197216B CN106197216B CN201610619044.1A CN201610619044A CN106197216B CN 106197216 B CN106197216 B CN 106197216B CN 201610619044 A CN201610619044 A CN 201610619044A CN 106197216 B CN106197216 B CN 106197216B
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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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
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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
- G01B5/08—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
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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
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
Abstract
The patent discloses a radial play measuring method and internal diameter, external diameter, play multi-parameter automatic measuring instrument of ball bearing, play measuring method be indirect measurement method (play X ═ D-D-2H), no matter the holder installation can all measure and need not the ball separator before or after the installation. The multi-parameter automatic measuring instrument comprises a material plate part, a camshaft part, a manipulator part, a lower support, a measuring head part, a discharge channel part, a material blocking frame part, a manipulator stopping part and the like, can quickly measure the inner diameter, the outer diameter and the radial clearance of a bearing on one station, automatically selects unqualified products during blanking, is particularly suitable for detecting semi-finished products before riveting after ball loading, and can be dismounted, sheathed and repaired without damage, thereby reducing loss and improving the product percent of pass.
Description
The technical field is as follows:
the technology relates to an automatic detection technology and equipment in the field of bearing manufacturing.
Background art:
at present, in the method for detecting the radial clearance of the ball bearing in the bearing industry, an inner ring is fixed, then opposite acting forces are respectively applied to an outer ring, and the displacement of the outer ring is measured at the same time, so that the radial clearance of the bearing is obtained; the method can not realize the automatic detection of the radial clearance of the semi-finished bearing without the retainer, and can not realize the rapid detection of the three most important parameters of the inner diameter, the outer diameter and the radial clearance of the bearing at the same station.
The invention content is as follows:
the patent discloses a measuring method of a radial clearance of a ball bearing and a multi-parameter automatic detector technology of an inner diameter, an outer diameter and the radial clearance.
The difference between the radial clearance measuring method and the measuring method widely adopted in the current industry is that the technology adopts an indirect measuring method, and aims to realize the automatic detection of the radial clearance before the ball bearing is riveted; the significance of detecting the radial clearance before riveting the ball bearing is that the detected unqualified products can be undamaged, disassembled and repaired, the loss is reduced, and the cost is reduced. The measuring method comprises the following three steps:
step 1, positioning the outer circle of the outer ring of a measured bearing, keeping the axes of the inner ring and the outer ring horizontal, and placing a steel ball below when measuring a semi-finished bearing without a retainer;
and 3, calculating a radial play value (X), wherein X is D-D-2H.
The measuring method additionally measures the inner diameter and the outer diameter when measuring the radial clearance, so that three important parameters of the ball bearing are detected at one time, the efficiency is improved, and the qualification rate of the outgoing products can be ensured.
The ball bearing multi-parameter automatic measuring instrument is driven by a full-electric cam mechanism, can automatically and quickly measure the inner diameter (D), the outer diameter (D) and the inner circle height (H) at one station, calculates the radial clearance (X) by a system, and automatically sorts out unqualified products in the blanking process. The measuring instrument is composed of the following parts: the device comprises a material plate part, a cam shaft part, a manipulator part, a supporting part, a measuring head part, a discharge channel part, a material blocking frame part and a manipulator stopping part; the flitch part, the camshaft part, the manipulator part, the supporting part, the measuring head part, the material blocking frame part and the manipulator preventing part are all installed on the rack bedplate, and the material discharging channel part is installed below the rack bedplate and connected with the rack.
The material plate component is arranged on the rack bedplate through material plate right-angle iron and inner material plate auxiliary angle iron, and an inner material plate is directly connected with the material plate right-angle iron and the inner material plate auxiliary angle iron; 4 material channel flanges with different shapes are arranged on the inner material plate, and 1 material channel corner plate is also arranged on the inner material plate; an outer material plate is arranged on an inner material plate through 4 screws and bushings; one side of the inner material plate is provided with an inner material plate extension plate. The inner material plate, the outer material plate and 4 material channel flanges with different shapes form a detected workpiece channel.
The cam shaft part is fixed on the rack bedplate through a turbine reducer, the input end of the reducer is connected with a servo motor, and the output shaft is provided with a feeding cam and a measuring cam, wherein the feeding cam is used for driving a manipulator part, and the measuring cam is used for driving a measuring head part.
The manipulator part is fixed on a rack bedplate through a feeding guide rail pad, a linear guide rail is arranged on the feeding guide rail pad, a slide block is arranged on the guide rail, a feeding base plate is arranged on the slide block, and a material conveying plate, a feeding roller plate seat and a material blocking frame roller bracket are arranged on the feeding base plate; a material conveying rod is fixed on the material conveying plate, 4 adjustable material conveying fingers which are arranged in pairs are arranged on the material conveying rod, and a pair of standard part supporting pins are also arranged at a position slightly lower than the material conveying rod; the material conveying plate is also provided with a feeding material blocking finger; the feeding roller plate seat is provided with a feeding roller plate on which a roller is arranged; a loading spring hanging plate is also arranged on the loading roller plate seat; the material blocking frame roller support is provided with a material blocking frame roller shaft, and a roller is arranged on the material blocking frame roller shaft. The manipulator reciprocates from left to right under the action of the feeding cam and the spring, so that the workpieces waiting in the material channel are conveyed to a measuring position for measurement, and then the measured workpieces are moved to a discharging position.
The support component is fixed on the frame bedplate by a lower support seat, the slider seat is fixed on the lower support seat through a front guide boss in a vertically adjustable manner, an outer ring positioning block is fixed on the slider seat through an upper guide boss in a front-back adjustable manner, and 2 ceramic rods for outer ring positioning are horizontally arranged on the outer ring positioning block.
The measuring head component is arranged on the rack bedplate through two linear guide rails which are horizontally arranged, a measuring component bottom plate is arranged on a slide block of the linear guide rail, and a measuring guide rail seat is arranged on the measuring component bottom plate; two linear guide rails which are vertically arranged are installed on the measuring guide rail seat, and an excircle measuring part and an inner circle measuring part are respectively installed on a sliding block of each guide rail; the measuring guide rail seat is also provided with a plug roller shaft support, a plug roller shaft is arranged on the plug roller shaft, and a roller is arranged on the shaft; the measuring guide rail seat is also provided with 2 sensor seats, and sensors for measuring the diameter of the outer circle of the outer ring and the height of the inner circle of the inner ring are respectively arranged on the sensor seats; and a positioning needle component is also arranged on the bottom plate of the measuring component.
The excircle measuring component is vertically arranged on the measuring guide rail seat through a linear guide rail, and an excircle measuring substrate is connected with 2 sliding blocks of the linear guide rail; a take-up and pay-off roller bracket is arranged on one side of the excircle measuring substrate, a measuring head take-up and pay-off roller shaft is arranged on the bracket, and 3 needle roller bearings are arranged on the shaft in series; the other side of the excircle measuring base plate is provided with an excircle force measuring spring frame, and the upper side of the excircle measuring base plate is provided with a sensor adjusting screw plate; the front surface of the excircle measuring substrate is provided with a vibration motor bracket, and the bracket is provided with a vibration motor; the front surface of the excircle measuring substrate is also provided with an excircle measuring arm, and an excircle measuring head is arranged on the measuring arm.
The inner circle measuring part is vertically arranged on the measuring guide rail seat through a linear guide rail, and the inner circle height measuring substrate is connected with 2 sliding blocks of the linear guide rail; a height measuring arm is arranged in a guide groove at the lower part of the inner circle height measuring substrate, and a height measuring rod is clamped at the end part of the height measuring arm; the upper part of the inner circle height measuring substrate is provided with a vibration motor bracket, and the bracket is provided with a vibration motor; the top of the inner circle height measuring base plate is provided with a sensor adjusting screw plate, and the screw plate is also provided with a force measuring spring tray; the middle part of the inner circle height measuring substrate is also provided with an inner diameter measuring part, the inner diameter measuring part is connected to the inner circle height measuring substrate in an up-down adjustable manner through the inner diameter measuring substrate, the lower part of the inner diameter measuring substrate is provided with an inner diameter measuring arm rotating shaft, the rotating shaft is connected with an inner diameter measuring arm through 2 bearings, the end part of a horizontal arm of the measuring arm is provided with an inner diameter measuring head, and a measuring head tension shifting claw is arranged on a vertical arm; the upper part of the inner diameter measuring substrate is provided with an inner diameter sensor seat, and an inner diameter sensor is clamped in the sensor seat.
The positioning needle component is arranged on the bottom plate of the measuring component through the positioning frame, the positioning plate which can be adjusted up, down, left and right is arranged on the positioning frame, a positioning needle penetrates into 2 holes of the positioning plate, and a spring is sleeved on the positioning needle and acts on the positioning plate and the positioning needle.
The discharging channel component is connected with the frame through the discharging channel inner plate, the sorting plate is rotatably connected to the discharging channel inner plate through the sorting plate rotating pin, the sorting plate reset ejector rod pushes against one side of the sorting plate under the action of the reset spring, the sorting ejector rod acts on the other side through the sorting electromagnet, and the electromagnet is connected to the discharging channel inner plate through the electromagnet plate.
The material blocking frame component is connected to a rack platen through a material blocking frame rotating shaft, a material blocking frame arm is arranged on the material blocking frame rotating shaft, a material blocking frame screw rod is arranged in a guide groove of the material blocking frame arm, a material blocking frame adjustable block is arranged on the screw rod, and a nylon sleeve is arranged on the adjustable block; the baffle arm is also provided with a baffle roller contact piece and a screw locking piece.
The mechanical arm stopping component is arranged on the rack platen through an electromagnet support, the support is provided with an electromagnet, an electromagnet ejector rod is arranged in the electromagnet support and the electromagnet, and a pressure spring is sleeved on the electromagnet ejector rod and acts on the electromagnet support and the electromagnet ejector rod.
Description of the drawings:
FIG. 1-schematic view of the radial play measurement principle;
FIG. 2-the present automatic gauge assembly (with the cover removed);
FIG. 3-flitch component;
FIG. 4-camshaft member;
FIG. 5-robot component;
FIG. 6-support member;
FIG. 7-head of the gauge;
FIG. 8-outer circle measurement component;
FIG. 9-inner circle measurement section;
FIG. 10-locating pin assembly;
FIG. 11-discharge channel part;
FIG. 12-holder assembly;
figure 13-robot blocking feature.
Numbered notes in the drawings:
1-material plate part, 2-driving part, 3-mechanical hand part, 4-supporting part, 5-measuring head part, 6-discharging channel part, 7-material blocking frame part, 8-mechanical hand blocking part, 9-frame table plate, 10-material plate right-angle iron, 11-inner material plate auxiliary angle iron, 12-inner material plate, 13-material channel blocking edge, 14-material channel turning plate, 15-outer material plate, 16-inner material plate connecting long plate, 17-turbine reducer, 18-feeding cam, 19-measuring cam, 20-feeding guide rail pad, 21-feeding base plate, 22-conveying plate, 23-feeding roller plate seat, 24-material blocking frame roller bracket, 25-conveying rod, 26-material conveying finger, 27-standard part supporting pin, 28-feeding material blocking finger, 29-feeding roller plate, 30-feeding spring hanging plate, 31-stock stop roller shaft, 32-lower support base, 33-slider base, 34-excircle positioning block, 35-ceramic rod, 36-measuring component bottom plate, 37-measuring guide rail base, 38-excircle measuring component, 39-inner circle measuring component, 40-plug roller shaft base, 41-sensor base, 42-sensor, 43-positioning needle component, 44-excircle measuring base plate, 45-tension roller bracket, 46-tension roller shaft, 47-excircle force measuring spring bracket, 48-sensor adjusting screw plate, 49-vibration motor bracket, 50-vibration motor, 51-excircle measuring arm, 52-excircle measuring head, 53-inner circle height measuring base plate, 54-height measuring arm, 55-height measuring rod, 56-force measuring spring tray, 57-inner diameter measuring base plate, 58-inner diameter measuring arm rotating shaft, 59-an inner diameter measuring arm, 60-an inner diameter measuring head, 61-a measuring head retracting and expanding pusher dog, 62-an inner diameter sensor seat, 63-a positioning frame, 64-a positioning plate, 65-a positioning pin, 66-a discharging channel inner plate, 67-a sorting plate, 68-a sorting plate rotating pin, 69-a sorting plate resetting ejector rod, 70-a sorting ejector rod, 71-an electromagnet, 72-a stock stop rotating shaft, 73-a stock stop arm, 74-a stock stop screw rod, 75-an adjustable block, 76-a nylon sleeve, 77-a stock stop roller contact piece, 78-a screw rod locking piece, 79-an electromagnet support and 80-an electromagnet ejector rod.
The specific implementation mode is as follows:
the disclosed ball bearing radial clearance measuring method of this patent can be realized through the disclosed ball bearing multi-parameter automatic measuring instrument of this patent specifically. The specific implementation process is as follows: the bearing to be measured continuously enters a vertical channel of the flitch component (1) and continuously falls to a position blocked by a nylon sleeve (76) on an adjustable block (75) on the material blocking component (7), at the moment, one blocked bearing serves as a backing, one bearing on the bearing is a bearing to be measured, the bearing to be measured is right opposite to a transverse channel in the flitch component (1) and is positioned between a pair of material conveying fingers on the manipulator component (3), the manipulator component moves rightwards under the action of a feeding cam (18) and a spring of a driving component so as to move the bearing to be measured to a measuring position and is positioned on a positioning ceramic rod (35) of the supporting component (4), and meanwhile, when the manipulator component moves rightwards to approach a terminal point, a material blocking roller of the manipulator component pushes a material blocking arm (73) to swing to release the original backing bearing and fall into a material discharging channel component (6); a sorting plate (67) in the discharging channel part is controlled by an electromagnet (71), if the current bearing is an unqualified product, the electromagnet is electrified, the sorting plate is pushed by a sorting ejector rod (70) to incline to the left, the unqualified product rolls out from the left material channel, and the qualified product is opposite; then the measuring head part (5) moves forwards under the action of an axial cam part (the measuring cam comprises an axial cam and a radial cam) of the measuring cam (19) and a spring, a positioning needle (65) on a positioning needle part (43) pushes an outer ring of the bearing to be measured under the action of the spring to enable the bearing to move forwards and to be positioned on the inner side surface of a positioning block (34) of the supporting part axially, meanwhile, an inner circle height measuring rod (55) and an inner diameter measuring head (60) are also inserted into an inner hole of the bearing, and an outer diameter measuring head (52) moves to the position right above the bearing simultaneously; then, the height measuring rod (55) moves downwards to press the inner ring hole and position the inner ring to be parallel to the outer ring axis under the action of the radial cam part of the measuring cam and the spring, the inner diameter measuring head is released to contact with the position right above the inner hole, and then the outer diameter measuring head continues to move downwards to contact with the position right above the outer ring; the measurement system then reads the outer diameter (D), inner circle height (H) measurements and calculates the radial play (X ═ D-2H). And the cam of the driving part (2) continues to rotate, each measuring head is retracted under the action of the measuring cam and exits from the measured bearing along with the measuring head part, and then the manipulator part moves leftwards under the action of the feeding cam to move the measured bearing back to the vertical channel of the material plate part and falls down to be blocked by the nylon sleeve of the material blocking frame part to form a new bedding bearing to be released when waiting for the next cycle.
The disclosed multi-parameter automatic measuring instrument for the ball bearings adopts a full-electric cam mechanism to drive (as shown in figure 2), can automatically and quickly measure the inner diameter (D), the outer diameter (D) and the inner circle height (H) at one station (single cycle time is 2.5 seconds) (as shown in figure 1), calculates the radial clearance (X-D-2H), and automatically selects unqualified products in the blanking process. The measuring instrument is composed of the following parts: the device comprises a material plate component (1), a camshaft component (2), a manipulator component (3), a supporting component (4), a measuring head component (5), a discharge channel component (6), a material blocking rack component (7) and a manipulator stopping component (8); the flitch part, the camshaft part, the manipulator part, the supporting part, the measuring head part, the material blocking frame part and the manipulator preventing part are all installed on a rack bedplate (9), and the material discharging channel part is installed below the rack bedplate and connected with a rack.
The material plate component (1) (shown in figure 3) is arranged on the rack bedplate (9) through a material plate right-angle iron (10) and an inner material plate auxiliary angle iron (11), and an inner material plate (12) is directly connected with the material plate right-angle iron and the inner material plate auxiliary angle iron; 4 material channel flanges (13) with different shapes are arranged on the inner material plate, and 1 material channel corner plate (14) is also arranged; an outer material plate (15) is arranged on the inner material plate through 4 screws and bushings; one side of the inner material plate is provided with an inner material plate extension plate (16). The inner material plate, the outer material plate and the 4 material channel flanges with different shapes form a tested bearing channel, the positions of the material channel flanges can be adjusted according to different sizes of the tested bearing, and bushings with different heights need to be replaced when necessary.
The camshaft part (2) (as shown in figure 4) is fixed on the frame bedplate (9) through a turbine speed reducer (17) and is a power source of the whole instrument. The input end of the speed reducer is connected with a servo motor, a feeding cam (18) used for driving the manipulator component (3) and a measuring cam (19) used for driving the measuring head component are mounted on an output shaft, and the measuring cam comprises a radial cam and an axial cam. The cam can be conveniently and accurately stopped at a required position by adopting the servo motor for driving, so that the adjustment of each part is facilitated, and the secondary measurement confirmation of unqualified bearings can be realized.
The manipulator component (3) (shown in figure 5) is fixed on the rack bedplate (9) through a feeding guide rail pad, a linear guide rail is arranged on the feeding guide rail pad, a slide block is arranged on the guide rail, a feeding base plate (21) is arranged on the slide block, and a material conveying plate (22), a feeding roller plate seat (23) and a material blocking frame roller bracket (24) are arranged on the feeding base plate; a conveying rod (25) is fixed on the conveying plate, 4 adjustable conveying fingers (26) which are arranged in pairs are arranged on the conveying rod, the left pair is used for moving a tested bearing, and the right pair and a pair of standard part supporting pins (27) which are arranged at a slightly lower position jointly realize the storage and the movement of the standard parts; the material conveying plate is also provided with a feeding material blocking finger (28) which is used for blocking a bearing above when the manipulator moves to the right; a feeding roller plate (29) is arranged on the feeding roller plate seat, and a roller is arranged on the feeding roller plate seat; a feeding spring hanging plate (30) is also arranged on the feeding roller plate seat; a material blocking frame roller shaft (31) is installed on the material blocking frame roller support, a roller is installed on the material blocking frame roller shaft, and when the manipulator moves to the right to be close to the terminal point, the roller presses a material blocking frame contact piece (77) to enable the material blocking frame to swing so as to release the current bottom cushion bearing. The manipulator component reciprocates left and right under the action of the feeding cam and the spring, so that the workpieces waiting in the material channel are conveyed to a measuring position for measurement, and then the measured workpieces are moved to a discharging position.
The supporting component (4) (shown in figure 6) is fixed on the frame bedplate (9) through a lower supporting seat (32), the slider seat (33) is fixed on the lower supporting seat through a front guide boss and can be adjusted up and down according to the outer diameter of the measured bearing, the slider seat is fixed with an outer ring positioning block (34) through an upper guide boss, the positioning block can be adjusted up and down according to the width of the measured bearing, and 2 ceramic rods (35) for positioning the outer ring are horizontally arranged on the outer ring positioning block.
The measuring head component (5) (as shown in fig. 7) is arranged on the rack bedplate (9) through two horizontally arranged linear guide rails, a measuring component bottom plate (36) is arranged on a slide block of the linear guide rail, and a measuring guide rail seat (37) is arranged on the measuring component bottom plate; two linear guide rails which are vertically arranged are arranged on the measuring guide rail seat, and an excircle measuring part (38) and an inner circle measuring part (39) are respectively arranged on a slide block of each guide rail; the measuring guide rail seat is also provided with a plug roller shaft support (40) on which a plug roller shaft is arranged, the shaft is provided with a roller, the axial cam part of the measuring cam (19) acts on the roller to control the measuring head part to move back and forth integrally so as to realize the insertion/withdrawal of the measuring head into/from the measured bearing; the measuring guide rail seat is also provided with 2 sensor seats (41), and sensors (42) for measuring the diameter of the outer circle of the outer ring and the height of the inner circle of the inner ring are respectively arranged on the sensor seats; the bottom plate of the measuring component is also provided with a positioning needle component (43).
The excircle measuring component (38) (shown in figure 8) is vertically arranged on the measuring guide rail seat (37) through a linear guide rail, and an excircle measuring substrate (44) is connected with 2 sliding blocks of the linear guide rail; a contracting and expanding roller support (45) is installed on one side of the excircle measuring substrate, a measuring head contracting and expanding roller shaft (46) is installed on the support, 3 needle roller bearings are installed on the shaft in series, and a radial cam part of the measuring cam (19) acts on the needle roller bearings, so that the excircle measuring part is driven to move up and down and the inner circle measuring part (39) is driven to move up and down sequentially, and the contracting and expanding movement of the measuring head is realized; an excircle force-measuring spring frame (47) is arranged on the other side of the excircle measuring substrate, and a sensor adjusting screw plate (48) is arranged on the upper side of the excircle force-measuring spring frame; the front surface of the excircle measuring substrate is provided with a vibration motor bracket (49) on which a vibration motor is arranged; the front surface of the excircle measuring substrate is also provided with an excircle measuring arm (51), and the excircle measuring head (52) is arranged on the measuring arm.
The inner circle measuring part (39) (shown in figure 9) is vertically arranged on the measuring guide rail seat (37) through a linear guide rail, and the inner circle height measuring substrate (53) is connected with 2 sliding blocks of the linear guide rail; a height measuring arm (54) is arranged in a lower guide groove of the inner circle height measuring substrate, and a height measuring rod (55) is clamped at the end part of the height measuring arm; the upper part of the inner circle height measuring substrate is provided with a vibration motor bracket, and the bracket is provided with a vibration motor; the top of the inner circle height measuring base plate is provided with a sensor adjusting screw plate, and the screw plate is also provided with a force measuring spring tray (56); the middle part of the inner circle height measuring substrate is also provided with an inner diameter measuring part, the inner diameter measuring part is connected to the inner circle height measuring substrate (53) in an up-down adjustable manner through the inner diameter measuring substrate (57), the lower part of the inner diameter measuring substrate is provided with an inner diameter measuring arm rotating shaft (58), the rotating shaft is connected with an inner diameter measuring arm (59) through 2 bearings, the end part of a horizontal arm of the measuring arm is provided with an inner diameter measuring head (60), and a measuring head tension and extension pusher dog (61) is arranged on a vertical arm; an inner diameter sensor seat (62) is arranged on the upper part of the inner diameter measuring substrate, and an inner diameter sensor is clamped in the sensor seat.
The positioning needle component (43) (as shown in figure 10) is arranged on the bottom plate (36) of the measuring component through a positioning frame (63), a positioning plate (64) which can be adjusted up, down, left and right is arranged on the positioning frame, a positioning needle (65) penetrates through 2 holes of the positioning plate, and a spring is sleeved on the positioning needle and acts on the positioning plate and the positioning needle. The positioning needle component moves back and forth along with the measuring head component, and the front end of the positioning needle acts on the end face of the outer ring of the measured bearing and presses the end face to the positioning face to obtain axial positioning.
The discharging channel component (6) (as shown in figure 11) is connected with the frame through a discharging channel inner plate (66), the sorting plate (67) is rotatably connected with the discharging channel inner plate through a sorting plate rotating pin (68), a sorting plate reset ejector rod (69) is ejected on one side of the sorting plate under the action of a reset spring, a sorting ejector rod (70) acts on the other side through a sorting electromagnet (71), and an electromagnet is connected with the discharging channel inner plate through an electromagnet plate. The measured bearing is released by the material blocking frame part (7) and then falls on the sorting plate, the inclination direction of the sorting plate is controlled by the sorting electromagnet, the electromagnet cannot be electrified when the bearing is qualified in measurement, the sorting plate is inclined rightwards under the action of the reset ejector rod, and the bearing rolls out rightwards; otherwise, when the bearing is unqualified, the electromagnet is electrified, the sorting plate inclines leftwards, and the bearing rolls out leftwards.
The material blocking frame part (7) (shown in figure 12) is connected to the rack platen (9) through a material blocking frame rotating shaft (72), a material blocking frame arm (73) is arranged on the material blocking frame rotating shaft, a material blocking frame screw rod (74) is arranged in a guide groove of the material blocking frame arm, a material blocking frame adjustable block (75) is arranged on the screw rod, and a nylon sleeve (76) is arranged on the adjustable block; the baffle arm is also provided with a baffle roller contact piece (77) and a screw locking piece (78). The material blocking frame part swings back and forth around the rotating shaft of the material blocking frame under the action of the rollers on the material blocking roller shafts in the manipulator part (3), when the manipulator part is fed to the end point, the rollers press the contact pieces of the material blocking rollers, and the material blocking frame swings backwards to release the blocked measured bearing.
The mechanical arm stopping component (8) (shown in figure 13) is arranged on the rack platen (9) through an electromagnet support (79), an electromagnet is arranged on the support, an electromagnet ejector rod (80) is arranged in the electromagnet support and the electromagnet, and a pressure spring is sleeved on the electromagnet ejector rod and acts on the electromagnet support and the electromagnet ejector rod. When the standard part calibration is needed, the electromagnet is electrified, the ejector rod extends out to block the feeding spring hanging plate (30) in the manipulator part, so that the feeding motion of the manipulator is prevented to stop the manipulator at the original position, the standard part which is positioned between the pair of material conveying fingers on the right side of the material conveying rod (25) and supported on the standard part supporting pin (27) is just positioned at the measuring position, and the value of the standard part is measured in the cycle and is used for automatically calibrating the measuring instrument.
Claims (10)
1. A radial play measuring method of a ball bearing, characterized by comprising:
step 1, positioning the outer circle of the outer ring of a measured bearing, keeping the axes of the inner ring and the outer ring horizontal, and placing a steel ball below the inner ring when measuring a semi-finished bearing without a retainer;
step 2, measuring the inner diameter D of the inner ring and the outer diameter D of the outer ring, and measuring the height H of the lowest point of the inner circumference of the inner ring by taking the lowest point of the outer circumference of the outer ring as a reference;
and 3, calculating a radial play value X, wherein the X is D-D-2H.
2. The utility model provides a ball bearing multi-parameter automatic measuring instrument which characterized in that: the device comprises a material plate part, a cam shaft part, a manipulator part, a supporting part, a measuring head part, a discharge channel part, a material blocking frame part and a manipulator stopping part; the flitch component, the camshaft component, the manipulator component, the supporting component, the measuring head component, the material blocking rack component and the manipulator preventing component are all arranged on the rack bedplate; the flitch part forms an inlet and outlet channel of the bearing to be measured and the measured bearing; the cam shaft part acts on a roller driving manipulator part on a feeding roller plate in the manipulator part through a feeding cam to realize feeding and discharging of the measured bearing; the cam shaft component acts on a plug roller shaft support in the measuring head component through an end face cam part of the measuring cam, and drives the measuring head component to move back and forth to realize the in-and-out measuring position movement of the outer circle measuring head, the inner diameter measuring head and the height measuring rod; the cam shaft part also acts on a tension roller shaft in the measuring head part through a radial cam part of the measuring cam to realize the stretching and retracting movements of the outer circle measuring head, the inner diameter measuring head and the height measuring rod; the supporting part is positioned below the measuring position and used as an excircle positioning reference of the measured bearing; a roller on a material blocking frame roller shaft arranged on the manipulator component acts on a material blocking roller contact piece on the material blocking frame component to control the swinging of the material blocking frame component so as to realize the control of the falling process of the bearing; the manipulator stopping component stops the manipulator component from moving right through the electromagnet ejector rod, so that the measured object is a bearing standard component arranged on the standard component support pin, and the automatic calibration of the measuring instrument is realized; the discharging channel part is arranged below the stand platen and connected with the stand, and the measured bearing falls into the discharging channel part and is discharged in different directions according to the condition whether the bearing is qualified or not.
3. The multiparameter automatic measuring instrument according to claim 2, characterized in that: the material plate component is arranged on the rack bedplate through material plate right-angle iron and inner material plate auxiliary angle iron, and an inner material plate is directly connected with the material plate right-angle iron and the inner material plate auxiliary angle iron; 4 material channel flanges with different shapes are arranged on the inner material plate, and 1 material channel corner plate is also arranged on the inner material plate; an outer material plate is arranged on an inner material plate through 4 screws and bushings; one side of the inner material plate is provided with an inner material plate extension plate.
4. The multiparameter automatic measuring instrument according to claim 2, characterized in that: the cam shaft part is fixed on the rack bedplate through a turbine reducer, the input end of the reducer is connected with a servo motor, and the output shaft is provided with a feeding cam and a measuring cam, wherein the feeding cam is used for driving a manipulator part, and the measuring cam is used for driving a measuring head part.
5. The multiparameter automatic measuring instrument according to claim 2, characterized in that: the manipulator part is fixed on a rack bedplate through a feeding guide rail pad, a linear guide rail is arranged on the feeding guide rail pad, a slide block is arranged on the guide rail, a feeding base plate is arranged on the slide block, and a material conveying plate, a feeding roller plate seat and a material blocking frame roller bracket are arranged on the feeding base plate; a material conveying rod is fixed on the material conveying plate, 4 adjustable material conveying fingers which are arranged in pairs are arranged on the material conveying rod, and a pair of standard part supporting pins are also arranged at a position slightly lower than the material conveying rod; the material conveying plate is also provided with a feeding material blocking finger; a feeding roller plate is arranged on the feeding roller plate seat, and a roller is arranged on the feeding roller plate; a loading spring hanging plate is also arranged on the loading roller plate seat; the material blocking frame roller support is provided with a material blocking frame roller shaft, and a roller is arranged on the material blocking frame roller shaft.
6. The multiparameter automatic measuring instrument according to claim 2, characterized in that: the support component is fixed on the frame bedplate by a lower support seat, the slider seat is fixed on the lower support seat through a front guide boss in a vertically adjustable manner, an outer ring positioning block is fixed on the slider seat through an upper guide boss in a front-back adjustable manner, and 2 ceramic rods for outer ring positioning are horizontally arranged on the outer ring positioning block.
7. The multiparameter automatic measuring instrument according to claim 2, characterized in that: the measuring head component is arranged on the rack bedplate through two linear guide rails which are horizontally arranged, a measuring component bottom plate is arranged on a slide block of the linear guide rail, and a measuring guide rail seat is arranged on the measuring component bottom plate; two linear guide rails which are vertically arranged are installed on the measuring guide rail seat, and an excircle measuring part and an inner circle measuring part are respectively installed on a sliding block of each guide rail; a plugging roller shaft support is also arranged on the measuring guide rail seat, a plugging roller shaft is arranged on the plugging roller shaft support, and a roller is arranged on the shaft; the measuring guide rail seat is also provided with 2 sensor seats, and the sensor seats are respectively provided with sensors for measuring the diameter of the outer circle of the outer ring and the height of the inner circle of the inner ring; the bottom plate of the measuring component is also provided with a positioning needle component;
the excircle measuring component is vertically arranged on the measuring guide rail seat through a linear guide rail, and an excircle measuring substrate is connected with 2 sliding blocks of the linear guide rail; a take-up and take-up roller bracket is arranged on one side of the excircle measuring substrate, a measuring head take-up and take-up roller shaft is arranged on the take-up and take-up roller bracket, and 3 needle roller bearings are arranged on the shaft in series; the other side of the excircle measuring base plate is provided with an excircle force measuring spring frame, and the upper side of the excircle measuring base plate is provided with a sensor adjusting screw plate; the front surface of the excircle measuring substrate is provided with a vibration motor bracket, and a vibration motor is arranged on the vibration motor bracket; the front surface of the excircle measuring substrate is also provided with an excircle measuring arm, and an excircle measuring head is arranged on the measuring arm;
the inner circle measuring part is vertically arranged on the measuring guide rail seat through a linear guide rail, and the inner circle height measuring substrate is connected with 2 sliding blocks of the linear guide rail; a height measuring arm is arranged in a guide groove at the lower part of the inner circle height measuring substrate, and a height measuring rod is clamped at the end part of the height measuring arm; the upper part of the inner circle height measuring substrate is provided with a vibration motor bracket, and the vibration motor bracket is provided with a vibration motor; the top of the inner circle height measuring base plate is provided with a sensor adjusting screw plate, and the screw plate is also provided with a force measuring spring tray; the middle part of the inner circle height measuring substrate is also provided with an inner diameter measuring part, the inner diameter measuring part is connected to the inner circle height measuring substrate in an up-down adjustable manner through the inner diameter measuring substrate, the lower part of the inner diameter measuring substrate is provided with an inner diameter measuring arm rotating shaft, the rotating shaft is connected with an inner diameter measuring arm through 2 bearings, the end part of a horizontal arm of the measuring arm is provided with an inner diameter measuring head, and a measuring head tension shifting claw is arranged on a vertical arm; the upper part of the inner diameter measuring substrate is provided with an inner diameter sensor seat, and an inner diameter sensor is clamped in the sensor seat;
the positioning needle component is arranged on the bottom plate of the measuring component through the positioning frame, the positioning plate which can be adjusted up, down, left and right is arranged on the positioning frame, a positioning needle penetrates into 2 holes of the positioning plate, and a spring is sleeved on the positioning needle and acts on the positioning plate and the positioning needle.
8. The multiparameter automatic measuring instrument according to claim 2, characterized in that: the discharging channel component is connected with the frame through the discharging channel inner plate, the sorting plate is rotatably connected to the discharging channel inner plate through the sorting plate rotating pin, the sorting plate reset ejector rod pushes against one side of the sorting plate under the action of the reset spring, the sorting ejector rod acts on the other side through the sorting electromagnet, and the electromagnet is connected to the discharging channel inner plate through the electromagnet plate.
9. The multiparameter automatic measuring instrument according to claim 2, characterized in that: the material blocking frame component is connected to a rack platen through a material blocking frame rotating shaft, a material blocking frame arm is arranged on the material blocking frame rotating shaft, a material blocking frame screw rod is arranged in a guide groove of the material blocking frame arm, a material blocking frame adjustable block is arranged on the screw rod, and a nylon sleeve is arranged on the adjustable block; the baffle arm is also provided with a baffle roller contact piece and a screw locking piece.
10. The multiparameter automatic measuring instrument according to claim 2, characterized in that: the mechanical arm stopping component is arranged on the rack platen through an electromagnet support, an electromagnet is arranged on the electromagnet support, an electromagnet ejector rod is arranged in the electromagnet support and the electromagnet, and a pressure spring is sleeved on the electromagnet ejector rod and acts on the electromagnet support and the electromagnet ejector rod.
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| CN201610619044.1A CN106197216B (en) | 2016-07-23 | 2016-07-23 | Method for measuring radial clearance of ball bearing and multi-parameter automatic measuring instrument |
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| CN201610619044.1A CN106197216B (en) | 2016-07-23 | 2016-07-23 | Method for measuring radial clearance of ball bearing and multi-parameter automatic measuring instrument |
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|---|---|---|---|---|
| CN108036703B (en) * | 2017-11-03 | 2019-10-01 | 洛阳轴承研究所有限公司 | The peach-shaped Contact stress and center eccentricity measuring method of four-point contact ball |
| CN109959321B (en) * | 2017-12-22 | 2024-03-19 | 中核核电运行管理有限公司 | Device for measuring distance and angle of sealing surface of valve seat of nuclear-grade gate valve |
| CN108405359B (en) * | 2018-02-08 | 2023-09-26 | 无锡诚石轴承有限公司 | Automatic detector for radial clearance of deep groove ball bearing |
| CN108627133B (en) * | 2018-05-07 | 2020-01-21 | 中国航发哈尔滨轴承有限公司 | Radial clearance measurement method of outer ring raceway three-lobe waveform roller bearing |
| CN109530252B (en) * | 2019-01-17 | 2023-08-22 | 嘉兴市日新自动化科技有限公司 | Full-automatic bearing bush detects machine |
| CN110646117B (en) * | 2019-10-31 | 2021-06-01 | 哈尔滨工业大学 | Automatic conveying temperature measurement probe device and temperature measurement probe feeding method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3029717B2 (en) * | 1991-10-31 | 2000-04-04 | エヌティエヌ株式会社 | Dimension measurement method of thin ring |
| CN201072328Y (en) * | 2007-08-17 | 2008-06-11 | 贵州永红航空机械有限责任公司 | Device for measuring axial internal clearance of bearing |
| CN104048634A (en) * | 2014-04-29 | 2014-09-17 | 重庆市新超力轴承有限公司 | Online automatic detecting machine for bearing outer ring rail and detecting method thereof |
| CN104279999A (en) * | 2014-06-16 | 2015-01-14 | 张肖邦 | Ball bearing radial internal clearance automatic detecting device |
| CN204479054U (en) * | 2015-02-05 | 2015-07-15 | 昆山轴研自动化设备有限公司 | Precision bearing axial clearance checkout equipment |
-
2016
- 2016-07-23 CN CN201610619044.1A patent/CN106197216B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3029717B2 (en) * | 1991-10-31 | 2000-04-04 | エヌティエヌ株式会社 | Dimension measurement method of thin ring |
| CN201072328Y (en) * | 2007-08-17 | 2008-06-11 | 贵州永红航空机械有限责任公司 | Device for measuring axial internal clearance of bearing |
| CN104048634A (en) * | 2014-04-29 | 2014-09-17 | 重庆市新超力轴承有限公司 | Online automatic detecting machine for bearing outer ring rail and detecting method thereof |
| CN104279999A (en) * | 2014-06-16 | 2015-01-14 | 张肖邦 | Ball bearing radial internal clearance automatic detecting device |
| CN204479054U (en) * | 2015-02-05 | 2015-07-15 | 昆山轴研自动化设备有限公司 | Precision bearing axial clearance checkout equipment |
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