CN208269819U - A kind of bearing inner race track groove measurement device - Google Patents
A kind of bearing inner race track groove measurement device Download PDFInfo
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- CN208269819U CN208269819U CN201820834114.XU CN201820834114U CN208269819U CN 208269819 U CN208269819 U CN 208269819U CN 201820834114 U CN201820834114 U CN 201820834114U CN 208269819 U CN208269819 U CN 208269819U
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- China
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- track groove
- guiding axis
- ball
- external member
- bushing
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Abstract
The utility model discloses a kind of bearing inner race track groove measurement devices, including actuator, connecting bottom board, a pair of side plates, at least two set of first ball bushing guiding axis external member, track groove measurement slide plate, elastic component, size detecting device and a pair of of size gauge head, side plate is fixed on connecting bottom board, and the first ball bushing guiding axis external member is arranged between the side plates；Track groove measures slide plate and is arranged in the first ball bushing guiding axis external member, size gauge head is separately positioned on track groove measurement slide plate, size detecting device setting is on track groove measurement slide plate, elastic component is fixed with track groove measurement slide plate respectively, actuator is drivingly connected bottom plate vertical shift, also sets up track groove position detecting mechanism.By track groove dimensional measurement, with position, measurement combines the utility model, can be detected two kinds of data by single stepping, substantially increases detection efficiency, one-shot measurement two values, and is judged, ensure that the reliability of testee detection, greatly reduce false detection rate.
Description
Technical field
The utility model relates to bearing inner race detection field, in particular to a kind of bearing inner race track groove measurement device.
Background technique
In bearing ring turnery processing, the dimensional accuracy of track groove, track groove position precision directly affects bearing ring heat
The surplus of track groove smooth grinding, position, shape equally accurate after processing, have significant impact to the quality of final bearing.Generally can only
By guaranteeing by artificial full inspection, a large amount of labor hour is needed in large-scale production.
Utility model content
For the above defect of the existing technology, the main purpose of the utility model is to overcome the deficiencies in the prior art
Place discloses a kind of bearing inner race track groove measurement device, including actuator, connecting bottom board, a pair of side plates, at least two set
One ball bushing guiding axis external member, track groove measurement slide plate, elastic component, size detecting device and a pair of of size gauge head, wherein one
The side plate is fixed on the connecting bottom board, the first ball bushing guiding axis external member is arranged between the side plate,
Adjacent first ball bushing guiding axis external member is arranged in parallel；A pair of track groove measurement slide plate setting is in first rolling
It in pearl bushing guiding axis external member, and is independently moved along the first ball bushing guiding axis external member, a pair of size gauge head
It is separately positioned on the track groove measurement slide plate, and the distance between two pieces of described size gauge heads are less than testee raceway
The diameter of slot, the size detecting device setting are surveyed on track groove measurement slide plate for measuring a pair of track groove
Determine the distance between slide plate, two track groove measurement slide plates are in by the elastic component always in the case where not by external force
Minimum range, the actuator drive the connecting bottom board vertical shift.
Further, the first ball bushing guiding axis external member includes the first guiding axis, two set of first bushing and two sets
First ball, the setting that two suits of first bushings are slided by first ball is in first guiding axis
On, side plate of the both ends of first guiding axis respectively with two sides is fixed.
Further, the first ball bushing guiding axis external member is provided with four groups, and parallel setting is in the side
Between plate.
Further, the relative displacement maximum distance between two track groove measurement slide plates is 2mm.
Further, the size detecting device includes stop screw and and sensor, the stop screw and the biography
Sensor is separately positioned on a pair of track groove measurement slide plate.
Further, the sensor is high-precision contact digital sensor.
It further, further include track groove position detecting mechanism, the track groove position detecting mechanism is arranged in the company
It connects on bottom plate, for measuring the distance of testee track groove to side.
The track groove position detecting mechanism includes bracket bottom plate, bracket, at least two set of second ball bushing guideway
Part, track groove position finding slide plate, at least two sets of third ball bushing guiding axis external members, sensor stands, position detecting device
With position gauge head, the bracket bottom plate is arranged on the connecting bottom board, and the second ball bushing guiding axis external member setting exists
Between the bracket bottom plate and the bracket, the adjacent second ball bushing guiding axis external member is arranged in parallel；
The third ball bushing guiding axis external member is arranged by the track groove position finding slide plate in second rolling
In bead sleeve part guiding axis external member, the sensor stand and the position gauge head are separately positioned on the third ball bushing guiding
The both ends of sleeve member, the adjacent third ball bushing guiding axis external member are arranged in parallel；
The third ball bushing guiding axis external member is along the second ball bushing guiding axis external member vertical shift, institute's rheme
It sets gauge head to move horizontally along the third ball bushing guiding axis external member, the position detecting device is arranged in the sensor branch
On frame, distance is moved horizontally for detecting the position gauge head, the position gauge head and testee contact surface are arc-shaped, and
And the circular arc of position gauge head is less than the circular arc of testee track groove.
Further, the second ball bushing guiding axis external member includes the second guiding axis, spring, the second bushing and second
Ball, second bushing is sleeved on second guiding axis by second ball, and the spring
It is sleeved on the second guiding axis, one end is contacted with second bushing, and the other end and the bracket contacts baseplate, are always institute
It states the second bushing and downward thrust is provided.
Further, the third ball bushing guiding axis external member includes third guiding axis, limit sleeve, third bushing and
Three balls, the third bushing are sleeved on the third guiding axis by the third ball, the limit sleeve
Setting two, is separately positioned on the both ends of the third bushing and is fixed on the third guiding axis, described for limiting
The moving distance of third bushing.
Further, the position detecting device includes digital Eddy current displacement sensor and measuring block, the number
Formula Eddy current displacement sensor is arranged on the sensor stand, and the measuring block setting is sliding in the track groove position finding
On plate, the digital Eddy current displacement sensor measures it and arrives the distance between described measuring block.
The utility model obtain the utility model has the advantages that
(1) track groove dimensional measurement and position measurement are combined together by the utility model, can be examined by single stepping
Two kinds of data are surveyed, detection efficiency is substantially increased, meanwhile, one-shot measurement two values, and judged, it ensure that measured object
The reliability that physical examination is surveyed, greatly reduces false detection rate.
(2) cooperation of bushing, ball and guiding axis, compact-sized, precision is high；And coefficient of friction is minimum, and it is special
Be not conducive to the raising of repetitive positioning accuracy when measurement.
(3) the utility model is driven using cylinder, using coefficient of friction minimum ball bushing guiding axis external member and detection
Facilitate 1 μm of precision or more of high-precision sensor.Has many advantages, such as measurement accuracy height, the measurement period is short compact-sized, and cooperation is certainly
Dynamic feeding/discharge device can realize the automatic detection of track groove size and position.When being particularly suitable for bearing ring large-scale production
Automatic on-line detection.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of bearing inner race track groove measurement device of the utility model；
Fig. 2 is the structural schematic diagram of the first ball bushing guiding axis external member；
Fig. 3 is state diagram when size gauge head measures；
Fig. 4 is the structural schematic diagram of track groove position detecting mechanism；
Fig. 5 is the structural schematic diagram of the second ball bushing guiding axis external member；
Fig. 6 is the structural schematic diagram of third ball bushing guiding axis external member；
Fig. 7 is track groove position detection schematic diagram；
Appended drawing reference is as follows:
1, actuator, 2, connecting bottom board, 3, side plate, the 4, first ball bushing guiding axis external member, 5, track groove measurement slide plate,
6, elastic component, 7, size detecting device, 8, size gauge head, 9, track groove position detecting mechanism, the 41, first guiding axis, 42, first
Bushing, the 43, first ball, 71, stop screw, 72, sensor, 91, bracket bottom plate, 92, bracket, the 93, second ball lining
Set guiding axis external member, 94, track groove position finding slide plate, 95, third ball bushing guiding axis condition, 96, sensor stand,
97, position detecting device, 98, position gauge head, the 931, second guiding axis, 932, spring, 933 second bushings, the 934, second ball
Axle sleeve, 951, third guiding axis, 952, limit sleeve, 953, third bushing, 954, third ball, 971, digital eddy current
Displacement sensor, 972, measuring block.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and implement
Example is described in further detail the utility model.It should be appreciated that specific embodiment described herein is only to explain this reality
With novel, it is not used to limit the utility model.
A kind of bearing inner race track groove measurement device of the utility model, as shown in Figure 1, actuator 1, connecting bottom board 2, one
To side plate 3, at least two set of first ball bushing guiding axis external member 4, track groove measure slide plate 5, elastic component 6, size detecting device 7
With a pair of of size gauge head 8, wherein a pair of side plates 3 is fixed on connecting bottom board 2, and the setting of the first ball bushing guiding axis external member 4 exists
Between side plate, adjacent first ball bushing guiding axis external member 4 is arranged in parallel；Preferably, the first ball bushing guideway
Part 4 is provided with four groups, and is arranged in parallel between side plate 3.A pair of of track groove measurement setting of slide plate 5 is led in the first ball bushing
It is independently moved in sleeve member 4, and along the first ball bushing guiding axis external member 4, a pair of of size gauge head 8 is separately positioned on raceway
Slot measures on slide plate 5, and the distance between two block size gauge heads 8 are less than the diameter of testee track groove；Preferably, two pieces
The distance between size gauge head 8 is less than the 0.4-0.5mm of testee track groove size, is further ensured that the validity of measurement.
The setting of size detecting device 7 is on track groove measurement slide plate 5, for measuring the distance between a pair of of track groove measurement slide plate 5；Its
In, size detecting device 7 includes stop screw 71 and sensor 72, and stop screw 71 and sensor 72 are separately positioned on a pair of of rolling
Road slot measures on slide plate 5, and sensor 72 can be high-precision contact digital sensor, and precision is 1 μm, high-precision contact
Digital sensor contacts always with stop screw 71, is measured by contact method to the distance between its.Elastic component 6 will
Two track groove measurement slide plates 5 are in minimum range always in the case where not by external force, and elastic component 6 can be spring, spring
Both ends it is fixed with two pieces of track grooves measurement slide plates 5 respectively, by the restoring force of spring, two pieces of track grooves measurement slide plates 5 are begun
It is in minimum range eventually, when by external force, the distance between two pieces of track groove measurement slide plates 5 increase, when losing external force, two pieces
Track groove measurement slide plate 5 is returned to minimum distance position.Actuator 1 can be crossed roller slider cylinder, be drivingly connected bottom
2 vertical shift of plate.The cylinder has good repetitive positioning accuracy, while compact-sized, can reduce measurement using the cylinder
Error.
As shown in Fig. 2, the first ball bushing guiding axis external member 4 includes 41, two set of first bushing 42 and two of the first guiding axis
The first ball 43 is covered, two set of first bushing 42 passes through the setting of the first ball 43 sliding on the first guiding axis 41,
The both ends of first guiding axis 41 are fixed with side plate 3 respectively.Two pieces of track groove measurement slide plates 5 are separately positioned on the first bushing 42,
Track groove measurement slide plate 5 can either slide between two blocks of side plates 3 simultaneously, can also individually slide.Preferably, two track grooves
Relative displacement distance between measurement slide plate 3 is up to 2mm.By the limitation to sliding distance, can to testee not
While needing to be accurately positioned, guarantees that object to be detected is within the scope of detection position, also guarantee measurement accuracy；Simultaneously
The validity that ensure that 7 determination data of size detecting device prevents the measurement range of oversize detection device 7, causes to it
Damage.
In conjunction with shown in Fig. 1-3, the step of track groove size detection, is as follows:
This equipment is mounted on slideway, testee slides into detection position, by cylinder by the side of itself and slideway
Wall is close to, and a datum level of the side wall as detection, actuator 1 is drivingly connected bottom plate 2 and moves down, and two size gauge heads 8 are supportted
It opens, size detecting device 7 detects measured value, and when measured value is in setting range, then product is identified as non-defective unit, when
More than setting range, then product is identified as defective products.
As shown in figs. 1 and 4, the measurement device of the utility model further includes track groove position detecting mechanism 9, raceway groove location
Testing agency 9 is arranged on connecting bottom board 2, for measuring the distance of testee track groove to side, is existed with detecting track groove
Relative position on bearing race.
Track groove position detecting mechanism 9 includes bracket bottom plate 91, bracket 92, at least two set of second ball bushing guideway
Part 93, track groove position finding slide plate 94, at least two sets of third ball bushing guiding axis external members 95, sensor stands 96, position
Detection device 97 and position gauge head 98, bracket bottom plate 91 are arranged on connecting bottom board 2, and the second ball bushing guiding axis external member 93 is set
It sets between bracket bottom plate 91 and bracket 92, adjacent second ball bushing guiding axis external member 93 is arranged in parallel, raceway slot position
It sets measurement slide plate 94 to be arranged in the second ball bushing guiding axis external member 92, and can be along the second ball bushing guiding axis external member
92 guide direction vertical shift；Third ball bushing guiding axis external member 95 is arranged on track groove position finding slide plate 94, passes
Sensor bracket 96 and position gauge head 98 are separately positioned on the both ends of third ball bushing guiding axis external member 95, adjacent third ball lining
Guiding axis external member is covered, 9 is arranged in parallel, and position gauge head 98 is moved along the guide direction of third ball bushing guiding axis external member 95
It is dynamic；The guide direction of second bushing guiding axis external member 93 and the guide direction of third ball bushing guiding axis external member 95 are mutually hung down
Directly；That is, third ball bushing guiding axis external member 95 is along 93 vertical shift of the second ball bushing guiding axis external member, 98 edge of position gauge head
Third ball bushing guiding axis external member 95 moves horizontally.Position detecting device 97 is arranged on sensor stand 96, for detecting
Position gauge head 98 moves horizontally distance；Position detecting device 97 includes digital Eddy current displacement sensor 971 and measuring block
972, precision is 0.14 μm, and digital Eddy current displacement sensor 971 is arranged on sensor stand 96, and measuring block 972 is set
Set on track groove position finding slide plate 94, digital Eddy current displacement sensor 971 measure its between measuring block 972 away from
From the as distance that moves horizontally of position gauge head 98.Due to measurement when do not need to contact with measuring block 972, guarantee gauge head with
It is not influenced by other power when testee track groove arc contact, maximum possible guarantees that gauge head circular arc is overlapped with material track groove.
Position gauge head 98 and testee contact surface are arc-shaped, and the circular arc of position gauge head 98 is less than the circle of testee track groove
Arc.Preferably, the arc radius of position gauge head 98 and the small 0.05mm of track groove arc radius.It substantially completely can be with when guaranteeing measurement
Track groove circular arc is overlapped, and improves measurement accuracy.
As shown in figure 5, the second ball bushing guiding axis external member 93 includes the second guiding axis 931, spring 932, the second bushing
933 and second ball 934, the second bushing 933 be sleeved on the second guiding axis 931 by the second ball 934, and
Spring 932 is sleeved on the second guiding axis 931, and one end is contacted with the second bushing 933, and the other end is contacted with bracket bottom plate 91,
It is always that the second bushing 933 provides downward thrust.When pushing the second bushing 933 to move up, spring 932 is shunk, when the
When two bushings 933 lose thrust, by spring 932 and self gravity, the second bushing 933 is moved down.
As shown in fig. 6, third ball bushing guiding axis external member 95 includes third guiding axis 951, limit sleeve 952, third lining
Set 953 and third ball 954, third bushing 953 are sleeved on third guiding axis 951 by third ball 954, are limited
952 setting two of position set, is separately positioned on the both ends of third bushing 953 and is fixed on third guiding axis 951, for limiting
The moving distance of third bushing 953, it is preferred that the moving range of position gauge head 98 be 0.5-1mm, with ensure position gauge head 98 with
The contact position of measured material.
In conjunction with shown in Fig. 1,4-7, track groove position detecting mechanism 9 when in use, when testee is in below the device
When actuator 1 be drivingly connected bottom plate 2 move down, since testee is close to slideway one side wall, testee is remained stationary；Actuating
It is always that gauge head mentions by the effect of spring 932 in the second ball bushing guiding axis external member 93 after device 1 is moved to range
For a downward pressure, position gauge head 98 is contacted with track groove, due to position gauge head 98 with track groove be it is arc-shaped, because
This, the downward thrust of position gauge head 98 is changed into horizontal thrust due to contact surface, and activation point gauge head 98 is horizontal to be moved
Dynamic, third guiding axis 951 is moved horizontally along third bushing 953, and then changes digital Eddy current displacement sensor 971 and measurement
The distance between block 972 measures the measured value, which is compared with default value, when in default value range
Interior, then product is identified as qualification, conversely, then unqualified.
In conjunction with shown in Fig. 1-7, testee is tightly attached in the one side wall of slideway, and actuator 1 is drivingly connected bottom plate 2 and moves down
When, size gauge head 8 and position gauge head 98 move down simultaneously, while size gauge head 8 is softened, position gauge head 98 and testee
Contact, switchs to the thrust that pushing position gauge head 98 moves horizontally for downward pressure, while measuring the diameter dimension of testee
With track groove the location of on testee.When measurement two measured values within a preset range, then product is qualified,
Conversely, only one numerical value is not within a preset range, then product is judged as unqualified.
The utility model obtain the utility model has the advantages that
(1) track groove dimensional measurement and position measurement are combined together by the utility model, can be examined by single stepping
Two kinds of data are surveyed, detection efficiency is substantially increased, meanwhile, one-shot measurement two values, and judged, it ensure that measured object
The reliability that physical examination is surveyed, greatly reduces false detection rate.
(2) cooperation of bushing, ball and guiding axis, compact-sized, precision is high；And coefficient of friction is minimum, and it is special
Be not conducive to the raising of repetitive positioning accuracy when measurement.
(3) the utility model is driven using cylinder, using coefficient of friction minimum ball bushing guiding axis external member and detection
Facilitate 1 μm of precision or more of high-precision sensor.Has many advantages, such as measurement accuracy height, the measurement period is short compact-sized, and cooperation is certainly
Dynamic feeding/discharge device can realize the automatic detection of track groove size and position.When being particularly suitable for bearing ring large-scale production
Automatic on-line detection.
The above is only the preferred embodiments of the utility model, are not used to limit the scope of the utility model；If
The spirit and scope for not departing from the utility model, are modified or replaced equivalently the utility model, should all cover in this reality
In novel scope of protection of the claims.
Claims (10)
1. a kind of bearing inner race track groove measurement device, which is characterized in that including actuator, connecting bottom board, a pair of side plates, at least
Two set of first ball bushing guiding axis external member, track groove measurement slide plate, elastic component, size detecting device and a pair of of size gauge head,
Wherein, a pair of side plate is fixed on the connecting bottom board, and the first ball bushing guiding axis external member is arranged in the side
Between plate, adjacent first ball bushing guiding axis external member is arranged in parallel；A pair of track groove measurement slide plate is arranged in institute
It states in the first ball bushing guiding axis external member, and is independently moved along the first ball bushing guiding axis external member, described in a pair
Size gauge head is separately positioned on the track groove measurement slide plate, and the distance between two pieces of described size gauge heads are less than tested
The diameter of object track groove, the size detecting device setting is on track groove measurement slide plate, for measuring described in a pair
Track groove measures the distance between slide plate, and the elastic component is by two track groove measurement slide plates in the case where not by external force
Always it is in minimum range, the actuator drives the connecting bottom board vertical shift.
2. a kind of bearing inner race track groove measurement device according to claim 1, which is characterized in that the first ball lining
Covering guiding axis external member includes the first guiding axis, two set of first bushing and two set of first ball, and two suits of first bushings are logical
The setting of first ball sliding is crossed on first guiding axis, the both ends of first guiding axis respectively with two sides
Side plate fix.
3. a kind of bearing inner race track groove measurement device according to claim 1, which is characterized in that the first ball lining
Set guiding axis external member is provided with four groups, and parallel setting is between the side plate.
4. a kind of bearing inner race track groove measurement device according to claim 1, which is characterized in that two track grooves
Measuring the relative displacement maximum distance between slide plate is 2mm.
5. a kind of bearing inner race track groove measurement device according to claim 1, which is characterized in that the size detection dress
It sets including stop screw and is separately positioned on a pair of track groove with sensor, the stop screw and the sensor and measures
On slide plate.
6. a kind of bearing inner race track groove measurement device according to claim 5, which is characterized in that the sensor is height
Precision contact digital sensor.
7. a kind of bearing inner race track groove measurement device according to claim 1, which is characterized in that further include raceway slot position
Testing agency is set, the track groove position detecting mechanism is arranged on the connecting bottom board, for measuring testee track groove
To the distance of side；
The track groove position detecting mechanism includes bracket bottom plate, bracket, at least two set of second ball bushing guiding axis external member, rolling
Road groove location measures slide plate, at least two sets of third ball bushing guiding axis external members, sensor stand, position detecting device and position
Gauge head, the bracket bottom plate are arranged on the connecting bottom board, and the second ball bushing guiding axis external member is arranged in the branch
Between frame bottom plate and the bracket, the adjacent second ball bushing guiding axis external member is arranged in parallel；
The third ball bushing guiding axis external member is arranged by the track groove position finding slide plate in second ball sleeve
In part guiding axis external member, the sensor stand and the position gauge head are separately positioned on the third ball bushing guideway
The both ends of part, the adjacent third ball bushing guiding axis external member are arranged in parallel；
The third ball bushing guiding axis external member is surveyed along the second ball bushing guiding axis external member vertical shift, the position
Head is moved horizontally along the third ball bushing guiding axis external member, and the position detecting device is arranged in the sensor stand
On, distance is moved horizontally for detecting the position gauge head, the position gauge head and testee contact surface are arc-shaped, and
The circular arc of the position gauge head is less than the circular arc of testee track groove.
8. a kind of bearing inner race track groove measurement device according to claim 7, which is characterized in that the second ball lining
Covering guiding axis external member includes the second guiding axis, spring, the second bushing and the second ball, and second bushing passes through described the
Two balls are sleeved on second guiding axis, and the spring pocket is on the second guiding axis, one end with it is described
The contact of second bushing, the other end and the bracket contacts baseplate, are always that second bushing provides downward thrust.
9. a kind of bearing inner race track groove measurement device according to claim 7, which is characterized in that the third ball lining
Set guiding axis external member includes third guiding axis, limit sleeve, third bushing and third ball, and the third bushing passes through described
Third ball is sleeved on the third guiding axis, and the limit sleeve is arranged two, is separately positioned on the third bushing
Both ends and be fixed on the third guiding axis, for limiting the moving distance of the third bushing.
10. a kind of bearing inner race track groove measurement device according to claim 7, which is characterized in that the position detection
Device includes digital Eddy current displacement sensor and measuring block, and the digital Eddy current displacement sensor is arranged in the biography
On sensor bracket, the measuring block is arranged on the track groove position finding slide plate, the digital eddy current displacement sensing
Device measures it and arrives the distance between described measuring block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820834114.XU CN208269819U (en) | 2018-05-31 | 2018-05-31 | A kind of bearing inner race track groove measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820834114.XU CN208269819U (en) | 2018-05-31 | 2018-05-31 | A kind of bearing inner race track groove measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208269819U true CN208269819U (en) | 2018-12-21 |
Family
ID=64688179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820834114.XU Expired - Fee Related CN208269819U (en) | 2018-05-31 | 2018-05-31 | A kind of bearing inner race track groove measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208269819U (en) |
-
2018
- 2018-05-31 CN CN201820834114.XU patent/CN208269819U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181221 |