CN215893573U - Flange shaft concentricity detection tool - Google Patents
Flange shaft concentricity detection tool Download PDFInfo
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- CN215893573U CN215893573U CN202122092563.6U CN202122092563U CN215893573U CN 215893573 U CN215893573 U CN 215893573U CN 202122092563 U CN202122092563 U CN 202122092563U CN 215893573 U CN215893573 U CN 215893573U
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Abstract
The utility model relates to the technical field of flange shaft detection tools, in particular to a flange shaft concentricity detection tool which comprises a chassis, wherein the top of the chassis is provided with a first mounting hole group and a second mounting hole group; each first mounting hole group comprises at least three first mounting holes, and all the first mounting holes of each first mounting hole group are positioned on the same circumference; each second mounting hole group comprises at least two second mounting holes, and all the second mounting holes of each second mounting hole group are positioned on the same circumference; the supporting piece is used for being connected with any one first mounting hole group so as to support the bottom of the flange shaft; and the limiting guide piece is used for being connected with any one second mounting hole group so as to limit and guide the peripheral side of the flange shaft. The tool for detecting the concentricity of the flange shaft can realize the quick detection of the concentricity of the flange shaft, and the operation of detecting the concentricity of the flange shaft is very simple and convenient; and the detection tool is simple and convenient to disassemble and assemble and good in using effect.
Description
Technical Field
The utility model relates to the technical field of flange shaft detection tools, in particular to a flange shaft concentricity detection tool.
Background
The flange shaft is suitable for various industrial equipment, small to office appliances such as printers and fax machines, large to rotary motors, automobile gearboxes and the like. As shown in fig. 1, a flange shaft generally includes a shaft seat 1-1 and a shaft body 1-2 for connecting a bearing, but the shaft seat 1-1 and the shaft body 1-2 are not integrally formed during production and manufacturing, and therefore, the axes of the two may be deviated (for example, the central axis of the shaft seat 1-1 is not aligned with the central axis of the shaft body 1-2, or the central axis of the shaft body 1-2 is inclined with respect to the central axis of the shaft seat 1-1), thereby causing the performance of the flange shaft to be poor. Therefore, concentricity detection needs to be carried out on the flange shafts so as to screen out defective flange shafts with concentricity which does not meet the use requirement.
The patent with the application number of CN201721458112.7 discloses a wheel axle concentricity detection tool, which comprises a base, a driving assembly and a detection assembly, wherein the driving assembly and the detection assembly are arranged on the base; the driving assembly comprises a shaft sleeve body used for positioning the threaded end part of the wheel shaft and a driving motor used for driving the shaft sleeve body through a gearbox; the shaft sleeve body is positioned on the base through a bearing, and an internal thread is arranged on the inner side wall surface of the shaft sleeve body; the detection assembly comprises a longitudinal frame, a longitudinal moving pair arranged on the longitudinal frame, a transverse moving pair arranged on the longitudinal moving pair, and a concentricity detection table fixed on the transverse moving pair; the detection needle of the concentricity detection meter can move along the radial direction of the wheel shaft, and displacement data of the detection needle is displayed on the dial plate.
This concentricity detects frock can realize the purpose that the wheel spindle concentricity detected, but it is not suitable for the flange axle, and prior art does not disclose the frock that is applicable to flange axle concentricity and detects at present yet, consequently, proposes a frock that can be applicable to flange axle concentricity and detect and is the technological problem that needs to solve at present urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a flange shaft concentricity detection tool which is suitable for flange shaft concentricity detection and is simple and convenient to operate, aiming at the problems in the prior art.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a tool for detecting concentricity of flange shaft comprises
The top of the chassis is provided with a first mounting hole group and a second mounting hole group; each first mounting hole group comprises at least three first mounting holes, and all the first mounting holes of each first mounting hole group are positioned on the same circumference; each second mounting hole group comprises at least two second mounting holes, and all the second mounting holes of each second mounting hole group are positioned on the same circumference;
the supporting piece is used for being connected with any one first mounting hole group so as to support the bottom of the flange shaft;
the limiting guide piece is connected with any one second mounting hole group to limit and guide the peripheral side of the flange shaft;
and the concentricity detector is matched with the chassis, the supporting piece and the limiting guide piece to detect the concentricity of the flange shaft.
When the tool for detecting the concentricity of the flange shaft is used, the support piece and the limiting guide piece are connected with the corresponding first mounting hole group and the second mounting hole group on the chassis, the flange shaft to be detected, the support piece and the limiting guide piece are placed on the chassis in a matching manner, and the shaft seat and the concentricity of the shaft body of the flange shaft are sequentially detected by the concentricity detector by rotating the flange shaft at the rearmost end to determine whether the concentricity of the flange shaft meets the requirement. The tool for detecting the concentricity of the flange shaft can realize the quick detection of the concentricity of the flange shaft, and the operation for detecting the concentricity of the flange shaft is very simple and convenient.
Preferably, the support member includes a connecting rod cooperatively connected with the first mounting hole, a support body disposed at an axial top end of the connecting rod, a ball groove formed at a top of the support body, and a ball disposed in the ball groove.
Preferably, the inner peripheral wall of the first mounting hole is provided with a connecting thread, and the connecting rod is provided with a butt-joint thread which is in fit connection with the connecting thread.
Preferably, the limit guide comprises a bearing seat and a bearing body;
the bearing seat comprises a seat body and a bearing installation body arranged at the top of the seat body, the bearing seat is provided with an assembly hole vertically penetrating through the bearing installation body and the seat body, and the assembly hole is connected with the second installation hole through a connecting piece.
Preferably, the connecting piece comprises a threaded rod body in threaded connection with the second mounting hole, and a bearing compression joint body arranged at the axial top end of the threaded rod body;
and a bearing pressure-bearing connection body II surrounding the bearing installation body is arranged at the top of the seat body.
Preferably, the connecting piece further comprises a limiting column body arranged between the threaded rod body and the bearing pressure-bearing body, and the diameter of the limiting column body is larger than that of the threaded rod body;
the assembly hole comprises a rod body butt joint part connected with the threaded rod body in a matched mode and a column butt joint part connected with the limiting column body in a matched mode.
Preferably, the limiting guide piece further comprises a bearing protection cover, the bearing protection cover is provided with an axial through hole, and the axial through hole is connected with the assembly hole and the second mounting hole through a connecting piece.
Preferably, the connecting piece comprises a second threaded rod body in threaded connection with the second mounting hole and a limiting head arranged at the axial top end of the second threaded rod body;
a bearing pressure-bearing connector III is arranged at the bottom of the bearing protection cover;
the top of the seat body is provided with a bearing compression joint body II which is arranged around the bearing installation body;
the axial through hole comprises a second rod body butt joint part in matched connection with the second threaded rod body and a limiting head containing part in matched connection with the limiting head.
Preferably, the chassis is provided with a limiting groove at the second mounting hole for allowing part of the seat body to enter.
Preferably, the concentricity detector comprises a base, the base is provided with a connecting hole, and the base is further provided with a butt joint hole connected with the connecting hole through a second connecting piece.
Advantageous effects
The tool for detecting the concentricity of the flange shaft can realize the quick detection of the concentricity of the flange shaft, and the operation of detecting the concentricity of the flange shaft is very simple and convenient; the tool for detecting the concentricity of the flange shaft is simple and convenient to disassemble and assemble and good in using effect.
Drawings
FIG. 1 is a cross-sectional view of a flanged shaft of the present invention;
FIG. 2 is a top view of the chassis, support members, and limiting guides of the present invention after they are connected;
FIG. 3 is a schematic structural view of the chassis, the supporting member, and the limiting guide member after being connected;
FIG. 4 is a side view of the chassis, support members, and curb guides of the present invention shown in connection;
FIG. 5 is a schematic structural view of the chassis of the present invention;
FIG. 6 is a schematic view of the structure of the support member of the present invention;
FIG. 7 is a schematic view of the construction of the bearing seat of the curb guide of the present invention;
FIG. 8 is a schematic view of the construction of the bearing protection cap of the curb guide of the present invention;
FIG. 9 is a schematic view of the bearing protection cover of FIG. 8 from another perspective;
FIG. 10 is a schematic structural diagram of a first embodiment of a connector according to the present invention;
fig. 11 is a schematic structural view of a second embodiment of the connecting member of the present invention.
Detailed Description
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
In the first embodiment, as shown in fig. 2 to 5, a flange shaft concentricity detection tool includes a chassis 2, a support member 3, a limit guide member 4 and a concentricity detector. Wherein, the concentricity detector can directly adopt the concentricity detector in the prior art.
The top of the chassis 2 is provided with a first mounting hole group and a second mounting hole group. Each first mounting hole group comprises at least three first mounting holes 2-1, and all the first mounting holes 2-1 of each first mounting hole group are located on the same circumference. Each second mounting hole group comprises at least two second mounting holes 2-2, and all the second mounting holes 2-2 of each second mounting hole group are positioned on the same circumference. The support 3 is used for connecting with any one first mounting hole group to support the bottom of the flange shaft. The limiting guide piece 4 is used for being connected with any one of the second mounting hole groups so as to limit and guide the peripheral side of the flange shaft. The concentricity detector is matched with the chassis 2, the supporting piece 3 and the limiting guide piece 4 to detect the concentricity of the flange shaft.
As shown in figure 1, a shaft seat 1-1 of the flange shaft comprises a shaft seat disc 1-1-2 and a bottom convex ring 1-1-1. The first mounting hole group can comprise three first mounting holes 2-1 which are positioned on the same circumference, and the support piece 3 can effectively support the bottom convex ring 1-1-1 of the flange shaft after being matched and connected with the first mounting holes 2-1. The second mounting hole group can comprise three second mounting holes 2-2 which are positioned on the same circumference, and the limiting guide part 4 is in contact connection with the outer circumferential side of the shaft seat disc 1-1-2 of the flange shaft right after being matched and connected with the second mounting holes 2-1, so that the radial limiting and circumferential guiding effects are achieved on the shaft seat disc 1-1-2 of the flange shaft.
In addition, one chassis 2 may be provided with a plurality of first mounting hole groups and a plurality of second mounting hole groups to facilitate concentricity detection of flange shafts of different sizes.
The method comprises the following steps that in the process of detecting the concentricity of the flange shaft, a first mounting hole group and a second mounting hole group which are proper are selected according to the size of the flange shaft to be detected; then connecting the supporting piece 3 with a first mounting hole 2-1 of a first mounting hole group, and connecting the limiting guide piece 4 with a second mounting hole 2-2 of a second mounting hole group; then the whole flange shaft is placed on the chassis 2, at the moment, a bottom convex ring 1-1-1 of the flange shaft is just positioned at the top of the supporting piece 3, and the peripheral side of a shaft seat disc 1-1-2 of the flange shaft is just in contact connection with the limiting guide piece 4; and finally, detecting the shaft seat 1-1 (the probe of the concentricity detector is moved to be in contact connection with the top surface or the bottom surface or the peripheral side surface of the shaft seat disc 1-1-2) and the shaft body 1-2 (the probe of the concentricity detector is moved to be in contact connection with any one peripheral side surface of the shaft body 1-2) of the flange shaft by the concentricity detector, wherein the flange shaft can rotate circumferentially by matching the supporting piece 3 and the limiting guide piece 4 in the detection process, and the concentricity of the flange shaft is indicated to meet the required requirement if the numerical value detected by the shaft body 1-2 and the numerical value detected by the shaft seat 1-1 are within an allowable error range, otherwise, the concentricity is not satisfied.
The tool for detecting the concentricity of the flange shaft can realize the quick detection of the concentricity of the flange shaft, and the operation for detecting the concentricity of the flange shaft is very simple and convenient.
As shown in fig. 6, the supporting member 3 includes a connecting rod 3-1 coupled to the first mounting hole 2-1, a supporting member 3-2 disposed at an axial top end of the connecting rod 3-1, a ball groove formed at a top of the supporting member 3-2, and a ball 3-3 disposed in the ball groove. The balls 3-3 are mostly located in the ball grooves and cannot be separated from the ball grooves.
The support piece 3 is connected with the first mounting hole 2-1 through the connecting rod 3-1, so that the support piece 3 is very simple and convenient to mount, the support piece 3 bears the load through the support body 3-2, the support piece 3 is good in stability, the ball 3-3 is in contact connection with the flange shaft, the rotating resistance of the flange shaft is small, and the flange shaft is convenient to rotate.
The inner peripheral wall of the first mounting hole 2-1 is provided with connecting threads, and the connecting rod 3-1 is provided with butt threads which are in fit connection with the connecting threads. The connecting rod 3-1 is in threaded connection with the first mounting hole 2-1, so that the connection stability of the support piece 3 and the chassis 2 can be improved, the support piece 3 is prevented from loosening in the rotation process of the flange shaft, and the flange shaft concentricity detection tool is good in use effect.
As shown in fig. 7, the curb guide 4 includes a bearing housing 4-1 and a bearing body 4-2. The bearing body 4-2 comprises a dynamic bearing part and a static bearing part, the static bearing part is fixedly connected with the bearing seat 4-1, and the dynamic bearing part is in contact connection with the outer peripheral side of the shaft seat disc 1-1-2 of the flange shaft so as to be matched with the flange shaft to rotate.
The bearing seat 4-1 comprises a seat body 4-1-1 and a bearing installation body 4-1-2 arranged at the top of the seat body 4-1-1, the bearing seat 4-1 is provided with an assembly hole 4-1-3 vertically penetrating through the bearing installation body 4-1-2 and the seat body 4-1-1, and the assembly hole 4-1-3 is connected with the second installation hole 2-2 through a connecting piece.
As shown in fig. 10, the connecting member includes a threaded rod body 5-1 in threaded connection with the second mounting hole 2-2, and a bearing pressure-receiving body 5-2 disposed at an axial top end of the threaded rod body 5-1, and a bearing pressure-receiving body two 4-1-4 disposed around the bearing pressure-receiving body 4-1-2 is disposed at a top of the seat body 4-1-1.
When the limiting guide part 4 is installed, the bearing seat 4-1 is placed on the corresponding second installation hole 2-2 (the bearing body 4-2 is connected with the bearing installation body 4-1-2 of the bearing seat 4-1 in advance), then the threaded rod body 5-1 is placed into the assembly hole 4-1-3, the threaded rod body 5-1 is in threaded connection with the second installation hole 2-2 until the bearing pressure connection body 5-2 is matched with the bearing pressure connection body two 4-1-4 to press the static bearing part of the bearing body 4-2, and the installation operation is simple and convenient.
The connecting piece further comprises a limiting cylinder 5-3 arranged between the threaded rod body 5-1 and the bearing pressure-bearing body 5-2, the diameter of the limiting cylinder 5-3 is larger than that of the threaded rod body 5-1, and the assembling hole 4-1-3 comprises a rod body butt joint part in fit connection with the threaded rod body 5-1 and a cylinder butt joint part in fit connection with the limiting cylinder 5-3.
Through the arrangement of the limiting columns 5-3 and the column butt joint parts, the connecting effect of the connecting piece and the limiting guide piece 4 is better, the connection stability is higher, and therefore the using effect of the limiting guide piece 4 can be improved.
The chassis 2 is provided with a limiting groove 2-3 at the position of the second mounting hole 2-2 for allowing part of the seat body 4-1-1 to enter. The limiting groove 2-3 is arranged to horizontally limit the seat body 4-1-1, so that the connecting effect of the limiting guide part 4 and the chassis 2 is better and the connecting structure is more stable.
The concentricity detector comprises a base, the base is provided with a connecting hole, and the chassis 2 is further provided with a butt joint hole connected with the connecting hole through a second connecting piece. The second connecting piece can be a bolt. When the concentricity detector is connected with the chassis 2, only the base of the concentricity detector needs to be placed on the chassis 2, and then the connecting hole is connected with the butt joint hole through the bolt, so that the concentricity detector and the chassis 2 are very simple and convenient to disassemble and assemble.
The second embodiment is different from the first embodiment in that the position limiting guide 4 further includes a bearing protection cover 4-3, as shown in fig. 8 and 9, the bearing protection cover 4-3 is provided with an axial through hole 4-3-1, and the axial through hole 4-3-1 is connected with the assembly hole 4-1-3 and the second mounting hole 2-2 through a connecting member. The bearing protection cover 4-3 is arranged in a frustum shape and is mainly used for preventing the flange shaft from colliding and damaging the bearing body 4-2 when being placed, and the effect of protecting the bearing body 4-2 is achieved.
In this embodiment, the structure of the connecting member is as shown in fig. 11, specifically, the connecting member includes a threaded rod body two 6-1 in threaded connection with the second mounting hole 2-2 and in fit arrangement with the assembly hole 4-1-3 and the axial through hole 4-3-1, and a limiting head 6-2 disposed at an axial top end of the threaded rod body two 6-1. The bottom of the bearing protective cover 4-3 is provided with a bearing pressure connector III 4-3-2, the top of the seat body 4-1-1 is provided with a bearing pressure connector II 4-1-4 arranged around the bearing installation body 4-1-2, and the axial through hole 4-3-1 comprises a rod body butt joint part II in matched connection with the threaded rod body II 6-1 and a limiting head containing part in matched connection with the limiting head 6-2.
When the limiting guide member 4 is installed, the bearing seat 4-1 is placed on the corresponding second installation hole 2-2 (the bearing body 4-2 is connected with the bearing installation body 4-1-2 of the bearing seat 4-1 in advance), then the bearing protection cover 4-3 is placed on the bearing seat 4-1, the axial through hole 4-3-1 of the bearing protection cover 4-3 is butted with the assembling hole 4-1-3 of the bearing seat 4-1, then the threaded rod body two 6-1 is placed into the axial through hole 4-3-1 and the assembling hole 4-1-3, the threaded rod body two 6-1 is connected with the second installation hole 2-2 in a threaded manner until the static bearing part of the bearing body 4-2 is pressed by the bearing connection body three 4-3-2 and the bearing connection body two 4-1-4 (at this time, the limiting head 6-2 is just positioned in the containing part of the limiting head), and the operation is also very simple and convenient. In addition, the connecting piece can cooperate with a rotating tool to carry out rotating operation.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (10)
1. The utility model provides a flange axle concentricity detects frock which characterized in that: comprises that
The top of the chassis (2) is provided with a first mounting hole group and a second mounting hole group; each first mounting hole group comprises at least three first mounting holes (2-1), and all the first mounting holes (2-1) of each first mounting hole group are positioned on the same circumference; each second mounting hole group comprises at least two second mounting holes (2-2), and all the second mounting holes (2-2) of each second mounting hole group are positioned on the same circumference;
a support member (3) for connecting with any one of the first mounting hole groups to support the bottom of the flange shaft;
the limiting guide piece (4) is connected with any one second mounting hole group to limit and guide the peripheral side of the flange shaft;
the concentricity detector is matched with the chassis (2), the supporting piece (3) and the limiting guide piece (4) to detect the concentricity of the flange shaft.
2. The flange shaft concentricity detection tool according to claim 1, characterized in that: the support piece (3) comprises a connecting rod (3-1) which is matched and connected with the first mounting hole (2-1), a support body (3-2) which is arranged at the axial top end of the connecting rod (3-1), a ball groove which is formed in the top of the support body (3-2), and balls (3-3) which are arranged in the ball groove.
3. The flange shaft concentricity detection tool according to claim 2, characterized in that: the inner peripheral wall of the first mounting hole (2-1) is provided with connecting threads, and the connecting rod (3-1) is provided with butt threads which are in fit connection with the connecting threads.
4. The flange shaft concentricity detection tool according to claim 1, characterized in that: the limiting guide piece (4) comprises a bearing seat (4-1) and a bearing body (4-2);
the bearing seat (4-1) comprises a seat body (4-1-1) and a bearing installation body (4-1-2) arranged at the top of the seat body (4-1-1), the bearing seat (4-1) is provided with an assembly hole (4-1-3) vertically penetrating through the bearing installation body (4-1-2) and the seat body (4-1-1), and the assembly hole (4-1-3) is connected with the second installation hole (2-2) through a connecting piece.
5. The flange shaft concentricity detects frock of claim 4, characterized in that: the connecting piece comprises a threaded rod body (5-1) in threaded connection with the second mounting hole (2-2) and a bearing pressure-bearing body (5-2) arranged at the axial top end of the threaded rod body (5-1);
and a bearing pressure-bearing connection body II (4-1-4) arranged around the bearing installation body (4-1-2) is arranged at the top of the seat body (4-1-1).
6. The flange shaft concentricity detection tool according to claim 5, characterized in that: the connecting piece also comprises a limiting column body (5-3) arranged between the threaded rod body (5-1) and the bearing pressure-bearing body (5-2), and the diameter of the limiting column body (5-3) is larger than that of the threaded rod body (5-1);
the assembling hole (4-1-3) comprises a rod body butt joint part which is in fit connection with the threaded rod body (5-1) and a column body butt joint part which is in fit connection with the limiting column body (5-3).
7. The flange shaft concentricity detects frock of claim 4, characterized in that: the limiting guide piece (4) further comprises a bearing protection cover (4-3), an axial through hole (4-3-1) is formed in the bearing protection cover (4-3), and the axial through hole (4-3-1) is connected with the assembling hole (4-1-3) and the second mounting hole (2-2) through connecting pieces.
8. The flange shaft concentricity detects frock of claim 7, its characterized in that: the connecting piece comprises a second threaded rod body (6-1) in threaded connection with the second mounting hole (2-2) and a limiting head (6-2) arranged at the axial top end of the second threaded rod body (6-1);
a third bearing pressure-bearing connector (4-3-2) is arranged at the bottom of the bearing protective cover (4-3);
a bearing pressure connecting body II (4-1-4) arranged around the bearing mounting body (4-1-2) is arranged at the top of the seat body (4-1-1);
the axial through hole (4-3-1) comprises a second rod body butt joint part in matched connection with the second threaded rod body (6-1) and a limiting head containing part in matched connection with the limiting head (6-2).
9. The flange shaft concentricity detects frock of claim 4, characterized in that: the chassis (2) is provided with a limiting groove (2-3) allowing a part of the seat body (4-1-1) to enter at the position of the second mounting hole (2-2).
10. The flange shaft concentricity detection tool according to claim 1, characterized in that: the concentricity detector comprises a base, the base is provided with a connecting hole, and the chassis (2) is further provided with a butt joint hole connected with the connecting hole through a second connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122092563.6U CN215893573U (en) | 2021-09-01 | 2021-09-01 | Flange shaft concentricity detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122092563.6U CN215893573U (en) | 2021-09-01 | 2021-09-01 | Flange shaft concentricity detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215893573U true CN215893573U (en) | 2022-02-22 |
Family
ID=80564019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122092563.6U Active CN215893573U (en) | 2021-09-01 | 2021-09-01 | Flange shaft concentricity detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215893573U (en) |
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2021
- 2021-09-01 CN CN202122092563.6U patent/CN215893573U/en active Active
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