CN220670376U - Measuring tool of bearing box - Google Patents
Measuring tool of bearing box Download PDFInfo
- Publication number
- CN220670376U CN220670376U CN202322388663.2U CN202322388663U CN220670376U CN 220670376 U CN220670376 U CN 220670376U CN 202322388663 U CN202322388663 U CN 202322388663U CN 220670376 U CN220670376 U CN 220670376U
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- measuring shaft
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- boss
- gearbox
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- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009191 jumping Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 9
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The application relates to a measuring tool of a bearing box, which belongs to the field of circle runout measuring instruments and comprises a measuring shaft, a tensioning assembly, a magnetic gauge stand and a dial indicator; one end of the measuring shaft is provided with a boss, and one end of the measuring shaft boss is coaxially connected with the flange coupler through a bolt; the measuring shaft is provided with a magnetic gauge seat, a dial indicator is clamped on the magnetic gauge seat, and a pointer of the dial indicator is abutted to the surface of the inner ring of the bearing box; the measuring shaft is provided with a tensioning assembly at a position far away from the gearbox, and the other end of the tensioning assembly is obliquely connected with the boss. The application has the advantages of being simple in operation and convenient in measuring the circle jumping effect.
Description
Technical Field
The application relates to the field of circle runout measuring instruments, in particular to a measuring tool of a bearing box.
Background
The extrusion granulator is key equipment of a chemical industry unit, and can process powder into granules, so that subsequent enterprises can process products conveniently. The rotor is connected to the gearbox through the shaft coupling clamping, and the bearing is installed in the bearing box, so that the normal operation of the extruder rotor is ensured. After the extruder runs for a long time, the bearing box needs to be detected to see whether the bearing box is deformed or not, so that the rotor is ensured to be in a normal running state. Therefore, it is necessary to check the concentricity of the bearing housing to maintain concentricity with the transmission. At present, the rotor is installed in place, and the rotor and the bearing box are measured respectively.
Aiming at the related technology, the rotor needs to be installed in place to measure the circle runout on the inner surface of the bearing box by means of the rotor, and the operation steps are complicated.
Disclosure of Invention
For easy operation, the convenient measurement circle is beated, this application provides a measuring tool of bearing box.
The application provides a measuring tool of bearing box adopts following technical scheme:
a measuring tool of a bearing box comprises a measuring shaft, a tensioning assembly, a magnetic gauge stand and a dial indicator; one end of the measuring shaft is provided with a boss, and one end of the measuring shaft boss is coaxially connected with the flange coupler through a bolt; the measuring shaft is provided with a magnetic gauge seat, a dial indicator is clamped on the magnetic gauge seat, and a pointer of the dial indicator is abutted to the surface of the inner ring of the bearing box; the measuring shaft is provided with a tensioning assembly at a position far away from the gearbox, and the other end of the tensioning assembly is obliquely connected with the boss.
By adopting the technical scheme, the measuring shaft is in a ladder shape, and one side of the boss of the measuring shaft is abutted to the flange coupler to be coaxially connected. The magnetic suction meter seat is magnetically sucked on the measuring shaft at the position of the bearing box to be measured, the position of the dial indicator clamped at the tail end of the magnetic suction meter seat is adjusted, the pointer of the dial indicator is abutted on the surface of the inner ring of the bearing box, the measuring shaft is rotated, the dial indicator is measured along the inner surface of the bearing, the measurement is completed, and the magnetic suction meter seat is simple in structure and convenient to directly measure.
Preferably, the measuring shaft is a hollow cylinder.
By adopting the technical scheme, because the extension distance of one end of the measuring shaft is longer, the inside of the measuring shaft is hollow, the whole weight of the measuring shaft is reduced, and the connecting shaft at one end far away from the connecting position is effectively prevented from being eccentric due to self-weight deformation, so that errors exist in measured data.
Preferably, the measuring shaft is provided with rib plates at the boss positions along the axial direction of the measuring shaft.
Through adopting above-mentioned technical scheme, be provided with the floor between boss and the measurement axle, the strengthening rib sets up along measurement axle axis direction, strengthens the intensity of measurement axle, improves the bending resistance of measurement axle.
Preferably, one end of the measuring shaft far away from the gearbox is provided with an end cover, the diameter of the end cover is larger than or equal to that of the measuring shaft, and the magnetic absorption gauge stand is adsorbed on the end cover.
Through adopting above-mentioned technical scheme, measuring axle keeps away from gearbox one end and is provided with the higher end cover of surface accuracy, and measuring axle head cover corresponds second bearing position department, makes the better absorption of magnetism suction gauge stand measure and can carry out position adjustment in the end cover.
Preferably, an end face is formed on the circumferential surface of the measuring shaft at a position corresponding to the first bearing box, and the end face is perpendicular to the radial direction of the measuring shaft.
By adopting the technical scheme, the end face is arranged at the position corresponding to the first bearing box on the measuring shaft, and the end face is perpendicular to the radius of the measuring shaft. When the first bearing is measured to jump to a circle, the magnetic gauge stand is adsorbed to the end face to be measured.
Preferably, the tensioning assembly comprises a plurality of groups of steel cables and pull rings, a plurality of pull rings are circumferentially arranged on the boss, the measuring shaft is far away from the pull rings corresponding to the position of the gearbox, the two steel cables are respectively connected with the pull rings on two sides, the steel cables are close to the position of the gearbox and are provided with basket bolts, and the steel cables are connected with the pull rings close to the position of the gearbox through the basket bolts.
Through adopting above-mentioned technical scheme, the straining device pulls away from gearbox one end with the measuring shaft through cable wire and pull ring cooperation, and is taut with the cable wire through the basket of flowers bolt, avoids the measuring shaft longer because dead weight cause to lead to measuring shaft to warp, influences measuring result when the magnetism is inhaled the gauge stand and is adsorbed on measuring shaft and measure.
Preferably, a lifting ring is arranged at the position of the measuring shaft, which is close to the boss, and the lifting ring is arranged along the length direction of the measuring shaft corresponding to any pull ring.
Through adopting above-mentioned technical scheme, rings coaxial line is provided with the pull ring, it is great to measure the axle dead weight, inconvenient installation, will through rings and the pull ring of coaxial line the axle hoist and mount is moved the installation, simple structure, convenient operation.
Preferably, a measuring ring is arranged between the pull ring of the measuring shaft far away from the gearbox and the end cover, and the machining precision of the measuring ring is higher than that of the surfaces of the other measuring shafts.
Through adopting above-mentioned technical scheme, be provided with the measuring ring on the measuring shaft, the surface accuracy of measuring ring is higher, before measuring the bearing box, makes things convenient for the axiality of measuring shaft and gearbox, prevents to lead to appearing the deviation to the measuring result of bearing box because the reason of measuring shaft itself.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the measuring shaft is stepped, and one side of the boss of the measuring shaft is abutted against the flange coupler and is coaxially connected through bolts. The magnetic suction meter seat is magnetically sucked on a measuring shaft at the position corresponding to the bearing box to be measured, the position of the dial indicator clamped at the tail end of the magnetic suction meter seat is adjusted, a pointer of the dial indicator is abutted on the surface of the inner ring of the bearing box, the measuring shaft is rotated, the dial indicator is measured along the inner surface of the bearing, and the measuring device is simple in structure and convenient to directly measure;
2. the tensioning device pulls one end of the measuring shaft far away from the gearbox through the cooperation of the steel cable and the pull ring, and tightens the steel cable through the basket bolt, so that the deformation of the measuring shaft caused by dead weight due to longer measuring shaft is avoided, and the measuring result is influenced when the magnetic gauge stand is adsorbed on the measuring shaft for measurement;
3. the measuring shaft is provided with the measuring ring, the surface accuracy of the measuring ring is higher, and before the measuring of the bearing box, the coaxiality of the measuring shaft and the gearbox is convenient, and the deviation of the measuring result of the bearing box caused by the reason of the measuring shaft is prevented.
Drawings
FIG. 1 is a schematic structural view of a measuring tool for a bearing housing according to an embodiment of the present application;
fig. 2 is a cross-sectional view of a measuring tool of a bearing housing according to an embodiment of the present application.
Reference numerals illustrate: 1. a gearbox; 2. a flange coupling; 3. a measuring shaft; 31. a boss; 32. an end cap; 33. rib plates; 34. an end face; 35. a hanging ring; 4. a magnetic gauge stand; 5. a dial indicator; 6. a tensioning assembly; 61. a wire rope; 62. a pull ring; 63. a basket bolt; 7. a first bearing housing; 8. and a second bearing box.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-2.
In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In the related art, the extrusion granulator comprises a gearbox 1 with two output ends, wherein the output ends of the gearbox 1 are respectively provided with a flange coupler 2, and the flange couplers 2 are respectively connected with a horizontally arranged rotor. The two rotors are covered with a casing all around, two bearing boxes are arranged in the casing, the bearing box close to the gearbox 1 is a first bearing box 7, the bearing box far away from the gearbox 1 is a second bearing box 8, the two bearing boxes are arranged along the length direction of the rotors, bearings are arranged in the bearing boxes, the rotors are connected with the bearing boxes through the bearings, and the rotors, the bearings and the bearing boxes are arranged coaxially. The flange coupling 2 coaxially abuts two flanged coupling halves against each other, and then the two coupling halves are joined together by means of bolts, by means of which the torque is transmitted. When the maintenance is prepared, the shell covered on the outermost side is removed, and then the upper half box bodies of the two bearing boxes are removed to leak out the rotor and the bearing inside. The rotor is connected to the gearbox 1 by means of the flange joint 2, the bolts connecting the flange of the flange joint 2 are removed, and the rotor, the coupling halves connecting the rotor and the bearing are detached.
The embodiment of the application discloses a measuring tool of a bearing box. Referring to fig. 1, a measuring tool for a bearing housing includes a measuring shaft 3, a tension assembly 6, a magnet holder 4, and a dial indicator 5. One end of the measuring shaft 3 is fixedly connected with a boss 31, and the boss 31 is provided with the same threaded hole corresponding to the half coupling. One end of a boss 31 of the measuring shaft 3 is abutted against the coupler, and the measuring shaft 3 is coaxially connected to the output end of the gearbox 1 through bolts. The other end of the measuring shaft 3 is located above the second bearing housing 8. The measuring shaft 3 is a hollow cylinder, so that the dead weight of the measuring shaft 3 is lighter, and the influence on the measuring result caused by falling and deformation of the measuring shaft 3 at a position far away from the gearbox 1 due to the overweight dead weight is avoided. A plurality of rib plates 33 are fixedly connected between the boss 31 and the measuring shaft 3 in a circumferential array manner, so that the connection strength of the connecting shaft to the boss 31 is enhanced, and the bending resistance of the measuring shaft 3 is improved.
Referring to fig. 2, an end cover 32 is coaxially and fixedly connected to one end of the measuring shaft 3 far away from the gearbox 1, the surface precision of one end of the end cover 32 far away from the measuring shaft 3 is higher than that of other positions of the measuring shaft 3, the area of the end cover 32 is larger than that of the radial cross section of the measuring shaft 3, and the end cover 32 is located right above the second bearing seat. The peripheral surface of the measuring shaft 3 is positioned above the first bearing seat, an end surface 34 is arranged, the end surface 34 is perpendicular to the radius of the measuring shaft 3, and the magnetic gauge stand 4 can be adsorbed on the end surface 34 and measure the first bearing seat, so that the dial gauge 5 can be measured along the radial direction of the measuring shaft 3.
The tightening assembly 6 comprises a wire rope 61 and a basket bolt 63. The boss 31 and the measuring shaft 3 are fixedly connected with a plurality of pull rings 62. The pull ring 62 located on the boss 31 is disposed at the outer edge of one end of the boss 31 near the measuring shaft 3, and the pull ring 62 is circumferentially arrayed on the boss 31. The pull ring 62 located on the measuring shaft 3 is disposed at a position of the measuring shaft 3 away from the transmission case 1, and the pull ring 62 is arrayed in a circumferential direction on the circumferential surface of the measuring shaft 3. The tabs 62 at the positions of the boss 31 and the measuring shaft 3 are in one-to-one correspondence in the axial direction of the measuring shaft 3. The wire rope 61 connects the pull ring 62 at the position of the boss 31 and the position of the measuring shaft 3. The pull ring 62 of the steel cable 61 near the boss 31 is connected by the stud 63, and the stud 63 can pull the steel cable 61 taut.
The measuring shaft 3 is fixedly connected with a hanging ring 35 at a position close to the boss 31, the hanging ring 35 and the end face 34 are symmetrically arranged by taking the axis of the measuring shaft 3 as a reference, and the hanging ring 35 is positioned on any coaxial extension line of the pull ring 62. The hanging ring 35 is matched with the coaxial pull ring 62, so that the measuring shaft 3 can be installed through hanging, and the operation of workers is convenient.
The peripheral surface of the measuring shaft 3 is finely machined at a position far away from the gearbox 1 to serve as a measuring ring, the measuring ring is positioned between the pull ring 62 and the end cover 32, the surface accuracy of the measuring ring is high, and the coaxiality of the measuring shaft 3 and the gearbox 1 can be conveniently measured before measurement.
The implementation principle of the measuring tool of the bearing box in the embodiment of the application is as follows: the measuring shaft 3 is lifted up and moved to the vicinity of the gearbox 1 by using a lifting rail through a lifting ring 35 and a pull ring 62 which is positioned coaxially with the lifting ring 35, and the boss 31 end of the measuring shaft 3 is abutted against the half coupling. The coupling is connected to the boss 31 using bolts and the measuring shaft 3 is coaxially and rotatably connected to the gearbox 1. The measuring shaft 3 is detached from the hanger rail, the end face 34 is located directly above the first bearing housing 7 and faces the inner wall of the first bearing housing 7, and the end cap 32 is located directly above the second bearing housing 8. Firstly, the dial indicator 5 is abutted to the measuring ring, the measuring shaft 3 is rotated to measure the measuring shaft 3, after the coaxiality of the measuring shaft 3 and the output end of the gearbox 1 is unbiased in rotation measurement, the magnetic dial indicator seat 4 is sequentially adsorbed to the end cover 32 and the end face 34, the position of the dial indicator 5 is adjusted, the measuring pointer of the dial indicator 5 is just abutted to the inner wall of the measured bearing seat, and the measuring shaft 3 is rotated to measure, so that a measuring result is obtained.
The application has the advantages of being simple in operation and convenient in measuring the circle jumping effect.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. A measuring tool for a bearing housing, characterized by: comprises a measuring shaft (3), a tensioning assembly (6), a magnetic absorption meter seat (4) and a dial indicator (5); one end of the measuring shaft (3) is provided with a boss (31), and one end of the boss (31) of the measuring shaft (3) is coaxially connected with a flange coupler (2) through a bolt; the measuring shaft (3) is provided with a magnetic meter seat (4), the magnetic meter seat (4) is clamped with a dial indicator (5), and a pointer of the dial indicator (5) is abutted to the surface of the inner ring of the bearing box; the measuring shaft (3) is provided with a tensioning assembly (6) at a position far away from the gearbox (1), and the other end of the tensioning assembly (6) is obliquely connected with the boss (31).
2. A measuring tool for a bearing housing according to claim 1, wherein: the measuring shaft (3) is a hollow cylinder.
3. A measuring tool for a bearing housing according to claim 1, wherein: the measuring shaft (3) is provided with a rib plate (33) along the axis direction of the measuring shaft (3) at the position of the boss (31).
4. A measuring tool for a bearing housing according to claim 1, wherein: one end of the measuring shaft (3) far away from the gearbox (1) is provided with an end cover (32), the diameter of the end cover (32) is larger than or equal to that of the measuring shaft (3), and the magnetic gauge stand (4) is adsorbed on the end cover.
5. A measuring tool for a bearing housing according to claim 1, wherein: an end face (34) is arranged on the peripheral surface of the measuring shaft (3) at a position corresponding to the first bearing box (7), and the end face (34) is perpendicular to the radial direction of the measuring shaft (3).
6. A measuring tool for a bearing housing according to claim 1, wherein: the tensioning assembly (6) comprises a plurality of groups of steel ropes (61) and pull rings (62), a plurality of pull rings (62) are circumferentially arranged on the boss (31), the position of the measuring shaft (3) away from the gearbox (1) is provided with the corresponding pull rings (62), the two pull rings (62) on two sides are respectively connected with the steel ropes (61), the steel ropes (61) are provided with basket bolts (63) close to the position of the gearbox (1), and the steel ropes (61) are connected with the pull rings (62) close to the position of the gearbox (1) through the basket bolts (63).
7. A measuring tool for a bearing housing according to claim 1, wherein: the measuring shaft (3) is provided with a hanging ring (35) at a position close to the boss (31), and the hanging ring (35) is arranged along the length direction of the measuring shaft (3) corresponding to any pull ring (62).
8. A measuring tool for a bearing housing according to claim 1, wherein: and a measuring ring is arranged between a pull ring (62) of the measuring shaft (3) far away from the gearbox (1) and the end cover (32), and the machining precision of the measuring ring is higher than that of the surfaces of the other measuring shafts (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322388663.2U CN220670376U (en) | 2023-09-01 | 2023-09-01 | Measuring tool of bearing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322388663.2U CN220670376U (en) | 2023-09-01 | 2023-09-01 | Measuring tool of bearing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220670376U true CN220670376U (en) | 2024-03-26 |
Family
ID=90340311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322388663.2U Active CN220670376U (en) | 2023-09-01 | 2023-09-01 | Measuring tool of bearing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220670376U (en) |
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2023
- 2023-09-01 CN CN202322388663.2U patent/CN220670376U/en active Active
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