CN108759655B - Elastic composite cylindrical roller deep hole angle detection tool - Google Patents
Elastic composite cylindrical roller deep hole angle detection tool Download PDFInfo
- Publication number
- CN108759655B CN108759655B CN201810316882.0A CN201810316882A CN108759655B CN 108759655 B CN108759655 B CN 108759655B CN 201810316882 A CN201810316882 A CN 201810316882A CN 108759655 B CN108759655 B CN 108759655B
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- block
- inner diameter
- cylindrical roller
- elastic composite
- clamping block
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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
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
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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
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/12—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters
- G01B7/13—Internal diameters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to an elastic composite cylindrical roller deep hole angle detection tool, which comprises a chamfer inclination measuring device, an inner diameter measuring device and a controller, wherein the chamfer inclination measuring device is provided with a clamping block, a positioning block, a depth measuring meter, a lifting shaft, a sliding block, a rotating piece and a contact type inductive displacement sensor, the positioning block is assembled and installed with the clamping block, the middle part of the positioning block is provided with a lifting channel, and the sliding block is fixedly connected to the lower end of the lifting shaft and can move in the lifting channel in a lifting mode.
Description
Technical Field
The invention relates to the technical field of bearing machining detection, in particular to an elastic composite cylindrical roller deep-hole angle detection tool.
Background
The elastic composite cylindrical roller is characterized by that it is a new type bearing, and its structure is characterized by that it is a through hole with different hollowness degree is made into the general cylindrical roller, and the proper-size chamfers (deep holes) are made at two ends of the through hole, and filled with PTFE material to form the elastic composite cylindrical roller, and its deep hole hollow rolling body is filled with Polytetrafluoroethylene (PTFE) material to improve stress concentration and comprehensive performance of the bearing, and the structure of the cylindrical roller is shown in figure 1, and it has need of selecting proper deep hole angle (inner hole chamfer angle)αSo as to reduce the edge stress concentration of the bearing and improve the contact fatigue life and the bearing capacity of the elastic composite cylindrical roller. At present, in order to better prepare the elastic composite cylindrical roller, in the practical application process, the deep-cavity angle of the cylindrical roller with the known deep-cavity angle is usually required to be detected to identify whether the cylindrical roller is qualified, and the deep-cavity angle of the cylindrical roller without knowing the deep-cavity angle is required to be measured. However, the method for measuring the angle of the cylindrical deep hole in the prior art is complex, the length change of the inner chamfer of the bearing rolling body in the axial direction is usually within 3mm, and the common conical hole measuring method is complicated and low in efficiency.
Therefore, it is important to provide a tool for measuring the angle of a cylindrical deep cavity or checking the angle of the deep cavity simply and conveniently, in order to solve the problems in the prior art.
Disclosure of Invention
The invention aims to avoid the defects in the prior art and provide a detection tool capable of simply and conveniently measuring the deep hole angle of an elastic composite cylindrical roller.
The purpose of the invention is realized by the following technical scheme:
the elastic composite cylindrical roller deep hole angle detection tool comprises a chamfer inclination measuring device, an inner diameter measuring device and a controller, wherein the chamfer inclination measuring device is provided with a clamping block, a positioning block, a lifting shaft, a sliding block, a rotating sheet and a contact type inductance displacement sensor; one end of the rotating piece is rotatably hinged to the lower part of the sliding block through a rotating shaft, a torsion spring is sleeved on the rotating shaft, a contact type inductance displacement sensor is attached to the lower surface of the rotating piece, and the contact type inductance displacement sensor is in electric signal connection with the controller;
the inner diameter measuring device is provided with a base, a movable clamping block, a guide rod, a bearing, a fixed jaw, a movable jaw, a travel rod and an inner diameter measuring meter, one end of the guide rod is fixedly connected with the movable clamping block, the other end of the guide rod penetrates through the bearing, a guide groove is formed in the base, the fixed jaw is vertically fixed at the bottom of the guide groove, the movable jaw is fixedly connected with the travel rod, one end of the travel rod penetrates through a through hole of the fixed jaw, the other end of the travel rod penetrates through the moving distance of the inner diameter measuring meter for measuring the travel rod, and data of the inner diameter.
Preferably, the clamping block is provided with a stop block for fixing the upper end of the measured object, and the stop block is pressed on the measured object during measurement.
Preferably, the clamping block consists of two L-shaped clamping plates which are arranged oppositely, and the inner side surface of the inward stop block is an arc surface.
More preferably, the medial surface of the vertical lateral wall of splint is equipped with sand grip and recess, and the locating piece is equipped with recess and sand grip that correspond with sand grip and recess, locating piece and grip block assembly installation.
Preferably, the stepping motor is a linear stepping motor.
The invention has the beneficial effects that:
the invention relates to an elastic composite cylindrical roller deep hole angle detection tool, which comprises a chamfer angle inclination measuring device, an inner diameter measuring device and a controller, wherein one end of a rotating sheet is rotatably hinged to the lower part of a sliding block through a rotating shaft, a torsion spring is sleeved on the rotating shaft, a contact type inductance displacement sensor is attached to the lower surface of the rotating sheet, the sliding block is driven by a lifting shaft to lift, when the length of a chamfer angle inclined surface is measured, the sliding block moves downwards, the contact type inductance displacement sensor of the rotating sheet moves from the surface which is not in contact with the deep hole chamfer to complete contact, the contact type inductance displacement sensor does not contact from the surface which is completely in contact with the deep hole chamfer along with the downward movement of the sliding block, the whole process is that after the contact type inductance displacement sensor slides linearly across the inner surface of the deep hole chamfer, an electric signal is transmitted to the controller, the controller calculates the inclined length L of the inner surface of the deep hole chamfer through a set algorithm, the inner diameter measuring device is provided with a base, a movable clamping block, a guide rod, a bearing, a fixed claw, a movable rod and an inner diameter measuring rod, a movable claw rod and an inner diameter measuring device, and an inner diameter measuring instrument are capable of measuring instrument, and the cylindrical roller, the inner diameter measuring instrument is capable of measuring instrument, the inner diameter measuring instrument is calculated by comparing the inner diameter measuring instrument, the inner diameter measuring instrument is calculated by using a simple technology that the inner diameter measuring angle measuring instrument, the inner diameter measuring instrument is easy to compare the inner diameter measuring instrument, the inner diameter measuring instrument is calculated by using the angle measuring instrument, the inner diameter measuring instrument is not easy to detect the angle measuring instrument, the angle measuring instrument is calculated by using the angle.
Drawings
The invention is further illustrated by means of the attached drawings, the content of which is not in any way limitative of the invention.
Fig. 1 is a schematic view of the structure of the elastic composite cylindrical roller to be tested.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a sliding block, a rotating sheet and a contact type inductive displacement sensor according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a clamping block of one embodiment of the present invention.
Fig. 1 to 4 include:
1 an elastic composite cylindrical roller,
2-1 clamping block, 2-2 positioning block, 2-3 lifting channel, 2-4 lifting shaft, 2-5 sliding block, 2-6 rotating piece, 2-7 contact type inductance displacement sensor, 2-8 stop block, 2-9 raised line, 2-10 groove,
3-1 base, 3-2 movable clamping blocks, 3-3 guide rods, 3-4 bearings, 3-5 guide grooves, 3-6 fixed claws, 3-7 movable claws, 3-8 movable rods and 3-9 inner diameter measuring meters.
Detailed Description
The invention is further illustrated by the following examples.
Example 1
As shown in fig. 2 to 4, the tool for detecting the deep-cavity angle of the elastic composite cylindrical roller of the present embodiment comprises a chamfer inclination measuring device, an inner diameter measuring device and a controller,
the chamfer inclination measuring device is provided with a clamping block 2-1, a positioning block 2-2, a lifting shaft 2-4, a sliding block 2-5, a rotating sheet 2-6 and a contact type inductive displacement sensor 2-7, wherein the clamping block 2-1 is provided with a stop block for fixing the upper end of a measured object (an elastic composite cylindrical roller 1), and during measurement, the stop block is pressed on the measured object to effectively prevent the measured object from shifting. The clamping block 2-1 consists of two L-shaped clamping plates which are arranged oppositely, and the inner side surface of the inward stop block is arranged into a cambered surface so as to better clamp and fix a measured object and prevent the measurement precision from being influenced by finding relative displacement. The positioning block 2-2 and the clamping block 2-1 are assembled, raised lines 2-9 and grooves 2-10 are arranged on the inner side face of the vertical side wall of the clamping plate, the positioning block 2-2 is provided with grooves 2-10 and raised lines 2-9 corresponding to the raised lines 2-9 and the grooves 2-10, the positioning block 2-2 and the clamping block 2-1 are assembled, and the distance between the positioning block 2-2 and the clamping block 2-1 can be conveniently adjusted, so that measured objects with different sizes can be used.
The middle part of the positioning block 2-2 is provided with a lifting channel 2-3, a sliding block 2-5 is fixedly connected with the lower end of a lifting shaft 2-4 and can move up and down in the lifting channel 2-3, the lifting shaft 2-4 can be arranged on the positioning frame in a lifting way and driven by a linear stepping motor to lift, and the stepping motor is controlled by a controller to operate. One end of the rotating piece 2-6 is rotatably hinged to the lower part of the sliding block 2-5 through a rotating shaft, a torsion spring is sleeved on the rotating shaft, a contact type inductance displacement sensor 2-7 is attached to the lower surface of the rotating piece 2-6, the contact type inductance displacement sensor 2-7 is in electrical signal connection with a controller, when the length of the chamfer angle inclined plane is measured, the sliding block 2-5 moves downwards, the contact type inductance displacement sensor 2-7 of the rotating piece 2-6 is in full contact from the surface without being in contact with the deep hole chamfer angle, along with the downward movement of the sliding block 2-5, the contact type inductance displacement sensor 2-7 is not in contact from the surface with the deep hole chamfer angle completely, in the whole process, after the contact type inductance displacement sensor 2-7 slides linearly across the inner surface of the deep hole chamfer angle, the, the controller calculates the length L of the inner surface inclination of the deep-hole chamfer through a set algorithm. The invention changes the inherent concept, the contact type inductance displacement sensor 2-7 is used as a moving piece to measure the length of the deep-hole chamfer, breakthrough progress is achieved, the sliding block 2-5 limits the movement along the lifting channel 2-3 of the positioning block 2-2, the movement of the contact type inductance displacement sensor 2-7 in a plane vertical to the top of the roller is ensured, and the measured L value is more accurate.
The inner diameter measuring device is provided with a base 3-1, a movable clamping block 3-2, a guide rod 3-3, a bearing 3-4, a fixed jaw 3-6, a movable jaw 3-7, a movable rod 3-8 and an inner diameter measuring table 3-9, wherein one end of the guide rod 3-3 is fixedly connected with the movable clamping block 3-2, the other end of the guide rod penetrates through the bearing 3-4, a guide groove 3-5 is formed in the base 3-1, the fixed jaw 3-6 is vertically fixed at the bottom of the guide groove 3-5, the movable jaw 3-7 is fixedly connected with the movable rod 3-8, one end of the movable rod 3-8 penetrates through a through hole of the fixed jaw 3-6, the other end of the movable rod penetrates through the inner diameter measuring table 3-9 to measure the moving distance of the movable rod 3-8, data of the inner diameter measuring table 3-9 can be transmitted to a controller, when the fixed jaw 3-6 and the movable jaw 3-7 are expanded and supported in a cylindrical through hole of the elastic composite cylindrical roller 1, the inner diameter measuring table 3-6 is capable of calculating an inner diameter value of an elastic composite roller angle d of an elastic composite roller, and an angle of a cylindrical roller is calculated by combining an existing simple chamfer angle comparison algorithm, whether a cylinder angle comparison result of a cylinder chamfer angle error is found by using a simple chamfer angle comparison algorithm, namely a cylinder chamfer angle error model, and a cylinder angle error algorithm, namely a cylinder angle error rate of a cylinder chamfer angle error is found by using a cylinder chamfer angle error model, namely a cylinder chamfer angle error model, and a cylinder.
Example 2
The main technical solution of this embodiment is substantially the same as that of embodiment 1, and the features that are not explained in this embodiment adopt the explanations in embodiment 1, and are not described herein again. The tool for detecting the deep-hole angle of the elastic composite cylindrical roller comprises a clamping block 2-1, a positioning block 2-2, a depth measuring meter, a lifting shaft 2-4, a positioning plate and a sliding block 2-5, wherein the positioning block 2-2 is assembled with the clamping block 2-1, the middle part of the positioning block 2-2 is provided with a lifting channel 2-3, the inner side of the clamping block 2-1 is provided with a baffle plate, the positioning plate is arranged on the baffle plate, the positioning hole is provided with a through hole, the sliding block 2-5 can pass through the through hole, the sliding block 2-5 is provided with a clamping strip and a spring sleeved on the clamping strip, the spring is positioned between the clamping strip and the through hole, the sliding block 2-5 is driven to lift by a lifting shaft 2-4, the lifting shaft 2-4 is connected with a depth measuring meter through a transmission mechanism to measure the lifting distance, and the lower end of the sliding block 2-5 is provided with a chamfering block with the same chamfering angle as the roller deep hole.
The deep-hole chamfer angle of the roller is 45 degrees, as shown in fig. 3, the deep-hole angle of the rolling body is 45 degrees, and when the cone apex angle of the conical hole is 90 degrees, the aperture is unchangedd’And the diameter of the holedAnd the following relationship exists between the conical bore and the height:
H=(D-d)/2
when the device is in an initial position, the bottom surfaces of the sliding blocks 2-5 and the stop blocks are in the same translation with the plane of the roller, and when the device is used, the chamfering blocks at the lower ends of the sliding blocks 2-5 are positionedPressed into the inner chamfer of the rolling end face, and the pointer of the measuring meter displays the axial displacement of the measuring slide blockH. According to on the measuring meterHThe value of (d) and the size of (d) can accurately display the diameter variation of the large end of the chamfer, thereby conveniently and rapidly detecting products in batches.
Meanwhile, the chamfering block and the sliding blocks 2-5 are disassembled and assembled, and different chamfering blocks are replaced according to different rollers.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and do not limit the protection scope of the claims. It will be understood by those skilled in the art that various modifications and equivalents may be made to the embodiments of the present invention without departing from the spirit and scope of the invention.
Claims (5)
1. The compound cylinder roller of elasticity cave in depth angle detects instrument, its characterized in that: comprises a chamfer inclination measuring device, an inner diameter measuring device and a controller,
the chamfer inclination measuring device is provided with a clamping block, a positioning block, a depth measuring meter, a lifting shaft, a sliding block, a rotating piece and a contact type inductive displacement sensor, wherein the positioning block is assembled with the clamping block, the middle part of the positioning block is provided with a lifting channel, the sliding block is fixedly connected to the lower end of the lifting shaft and can move up and down in the lifting channel, the lifting shaft is arranged on a positioning frame in a lifting mode and driven by a stepping motor to lift, and the stepping motor is controlled by the controller to operate;
one end of the rotating piece is rotatably hinged to the lower part of the sliding block through a rotating shaft, a torsion spring is sleeved on the rotating shaft, the contact type inductance displacement sensor is attached to the lower surface of the rotating piece, and the contact type inductance displacement sensor is in electric signal connection with the controller;
the inner diameter measuring device is provided with a base, a movable clamping block, a guide rod, a bearing, a fixed jaw, a movable jaw, a trip rod and an inner diameter measuring meter, wherein one end of the guide rod is fixedly connected with the movable clamping block, the other end of the guide rod penetrates through the bearing, the guide groove is formed in the base, the fixed jaw is vertically fixed at the bottom of the guide groove, the movable jaw is fixedly connected with the trip rod, one end of the trip rod penetrates through a through hole of the fixed jaw, the other end of the trip rod penetrates through the inner diameter measuring meter to measure the moving distance of the trip rod, and the data of the inner diameter measuring meter can be transmitted to.
2. The tool for detecting the deep-hole angle of the elastic composite cylindrical roller according to claim 1, wherein: the clamping block is provided with a stop dog used for fixing the upper end of the measured object, and the stop dog is pressed on the measured object during measurement.
3. The tool for detecting the deep-hole angle of the elastic composite cylindrical roller according to claim 1, wherein: the clamping block consists of two L-shaped clamping plates which are arranged oppositely, and the inner side surface of the inward stop block is an arc surface.
4. The tool for detecting the deep-hole angle of the elastic composite cylindrical roller according to claim 3, wherein: the medial surface of the vertical lateral wall of splint is equipped with sand grip and recess, the locating piece be equipped with recess and sand grip that sand grip and recess correspond, locating piece and grip block assembly installation.
5. The tool for detecting the deep-hole angle of the elastic composite cylindrical roller according to claim 1, wherein: the stepping motor is a linear stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810316882.0A CN108759655B (en) | 2018-04-10 | 2018-04-10 | Elastic composite cylindrical roller deep hole angle detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810316882.0A CN108759655B (en) | 2018-04-10 | 2018-04-10 | Elastic composite cylindrical roller deep hole angle detection tool |
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| Publication Number | Publication Date |
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| CN108759655A CN108759655A (en) | 2018-11-06 |
| CN108759655B true CN108759655B (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810316882.0A Expired - Fee Related CN108759655B (en) | 2018-04-10 | 2018-04-10 | Elastic composite cylindrical roller deep hole angle detection tool |
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| Country | Link |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202599408U (en) * | 2012-05-18 | 2012-12-12 | 上海中船三井造船柴油机有限公司 | Piston gradient measuring apparatus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006019354B3 (en) * | 2006-04-24 | 2007-07-19 | Rattunde & Co Gmbh | Profile measuring device for measuring profile of surface of tube end`s wall, has processing device changing relative position between measuring arm and surface, where relative movement direction is provided inclined to processing direction |
| CN102865843B (en) * | 2012-08-31 | 2015-02-04 | 天津博信汽车零部件有限公司 | Measuring device for parameter of metal plate hole |
| CN102967284B (en) * | 2012-12-12 | 2015-08-12 | 南车株洲电机有限公司 | A kind of diameter measuring appliance |
| CN103940386A (en) * | 2014-04-30 | 2014-07-23 | 山东国运量仪精密机械有限公司 | Cylinder sleeve inner diameter measuring head |
| CN205505942U (en) * | 2016-01-28 | 2016-08-24 | 福州六和机械有限公司 | Utensil is examined in special use of reading type internal diameter with adjustable |
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2018
- 2018-04-10 CN CN201810316882.0A patent/CN108759655B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202599408U (en) * | 2012-05-18 | 2012-12-12 | 上海中船三井造船柴油机有限公司 | Piston gradient measuring apparatus |
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| CN108759655A (en) | 2018-11-06 |
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Granted publication date: 20200626 Termination date: 20210410 |