CN111854669A - Slewing bearing raceway contour detection device - Google Patents
Slewing bearing raceway contour detection device Download PDFInfo
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- CN111854669A CN111854669A CN202011013427.7A CN202011013427A CN111854669A CN 111854669 A CN111854669 A CN 111854669A CN 202011013427 A CN202011013427 A CN 202011013427A CN 111854669 A CN111854669 A CN 111854669A
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- slewing bearing
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- centering chuck
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/20—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The application relates to the field of slewing bearing detection, in particular to a slewing bearing raceway contour detection device. The slewing bearing raceway contour detection device comprises a rack and a self-centering chuck, wherein the rack forms a supporting platform, the self-centering chuck is arranged on the supporting platform, and an inner ring or an outer ring (hereinafter referred to as a workpiece to be detected) of a slewing bearing to be detected can be placed on the self-centering chuck; from centering chuck has a plurality of jack catchs, and a plurality of jack catchs are the even interval distribution of circumference, and a plurality of jack catchs can follow radial advancing and retreating from centering chuck, when fixing slewing bearing, a plurality of jack catchs can lean on with inner wall or outer wall counterbalance of the work piece that awaits measuring simultaneously to fix the work piece that awaits measuring. Therefore, when the raceway of the workpiece to be measured is detected, the workpiece to be measured can be fixed through the self-centering chuck, and the slewing bearing is prevented from shaking in the measuring process to influence the measuring precision of the raceway.
Description
Technical Field
The application relates to the field of slewing bearing detection, in particular to a slewing bearing raceway contour detection device.
Background
The slewing bearing is used as a precise basic part and widely applied to engineering machinery such as excavators, cranes and the like, as well as gamma knives and scientific research equipment. With the wide application of the slewing bearing, the requirement on the precision of the raceway of the slewing bearing is higher and higher, at present, a portable contourgraph is mostly adopted to measure the contour of the raceway, but in the actual measurement process, the slewing bearing cannot be stably fixed, so that the measurement result has deviation.
Disclosure of Invention
The application aims to provide a slewing bearing raceway contour detection device to solve the technical problem that in the prior art, when the raceway contour of a slewing bearing is measured, the slewing bearing cannot be stably fixed.
The invention provides a slewing bearing raceway contour detection device, which comprises a rack and a self-centering chuck; the frame forms supporting platform, from the centering chuck set up in on the supporting platform, it is used for placing slewing bearing and right from the centering chuck slewing bearing fixes.
Furthermore, the slewing bearing raceway contour detection device also comprises a support seat; the supporting seat is connected with the rack and used for supporting the rear end of a base of the contour detector, and the front end of the base of the contour detector can be placed on the slewing bearing; the front end of the base of the contour detector is provided with a positioning column, and the positioning column can abut against the slewing bearing.
Furthermore, the slewing bearing raceway contour detection device also comprises a portal frame; the two portal frames are arranged on the rack in a crossing manner along the first direction, and are arranged at intervals along the second direction; the first direction and the second direction are perpendicular to each other; the two ends of the supporting seat in the second direction are respectively connected with the two portal frames through connecting seats, and the supporting seat is connected with the connecting seats in a sliding mode, so that the supporting seat can move in the axis direction of the slewing bearing.
Furthermore, a first sliding groove extending along the first direction is formed on the portal frame; the connecting seat is formed with a first sliding block and is connected in the first sliding groove in a sliding mode through the first sliding block.
Furthermore, the slewing bearing raceway contour detection device also comprises a detection platform; the self-centering chuck is placed on the supporting platform through the detection platform, and the self-centering chuck is rotatably connected with the detection platform so as to rotate around the axis of the self-centering chuck.
Further, the detection platform is connected with the support platform in a sliding mode, so that the detection platform can slide along a second direction.
Further, the support platform forms a second sliding chute, and the length direction of the second sliding chute extends along the second direction; the detection platform is provided with a second sliding block, and the second sliding block is slidably mounted in the second sliding groove.
Further, a threaded hole is formed in the bottom wall of the second sliding groove, and a positioning screw is arranged in the threaded hole.
Furthermore, the number of the second sliding chutes is multiple, and the multiple second sliding chutes are distributed at intervals along the first direction; the number of the second sliding blocks of the detection platform is multiple, and the second sliding blocks correspond to the second sliding grooves one to one.
Further, the self-centering chuck is a three-jaw self-centering chuck.
Compared with the prior art, the invention has the beneficial effects that:
the slewing bearing raceway contour detection device provided by the invention is used for measuring the raceway contours of an inner ring and an outer ring of a slewing bearing; the slewing bearing raceway contour detection device comprises a rack and a self-centering chuck, wherein the rack forms a supporting platform, and when the slewing bearing is detected, the supporting platform can provide a stable horizontal supporting surface for the detection of the slewing bearing.
The self-centering chuck is arranged on the supporting platform, and an inner ring or an outer ring (hereinafter referred to as a workpiece to be detected) of the slewing bearing to be detected can be placed on the self-centering chuck; from centering chuck has a plurality of jack catchs, and a plurality of jack catchs are the even interval distribution of circumference, and a plurality of jack catchs can follow radial advancing and retreating from centering chuck, when fixing slewing bearing, a plurality of jack catchs can lean on with inner wall or outer wall counterbalance of the work piece that awaits measuring simultaneously to fix the work piece that awaits measuring. Specifically, when the workpiece to be measured is an inner tooth inner ring or a toothless outer ring of a slewing bearing, a plurality of clamping jaws of the self-centering chuck are simultaneously abutted against the outer wall of the workpiece to be measured so as to clamp and fix the workpiece to be measured; when the workpiece to be measured is the outer gear outer ring or the toothless inner ring of the slewing bearing, the plurality of clamping jaws of the self-centering chuck are simultaneously abutted against the inner wall of the workpiece to be measured so as to fix the workpiece to be measured.
Therefore, when the raceway of the workpiece to be measured is detected, the workpiece to be measured can be fixed through the self-centering chuck, and the slewing bearing is prevented from shaking in the measuring process to influence the measuring precision of the raceway.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a slewing bearing raceway contour detection device according to an embodiment of the present invention at a first view angle;
fig. 2 is a schematic partial sectional structural view of a slewing bearing raceway contour detection apparatus provided in an embodiment of the present invention at a second view angle;
fig. 3 is a schematic partial sectional structural view of a slewing bearing raceway contour detection apparatus provided in an embodiment of the present invention at a third view angle;
fig. 4 is a schematic structural diagram of a self-centering chuck of a slewing bearing raceway contour detection device provided by an embodiment of the invention.
Reference numerals:
1-a workpiece to be detected, 2-a rack, 21-a supporting platform, 22-a detection platform, 23-a second sliding chute, 24-a second sliding block, 25-a positioning screw, 3-a self-centering chuck, 31-a clamping jaw, 4-a supporting seat, 5-a portal frame, 51-a connecting seat, 52-a first sliding chute and 6-a contour detector.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A slewing bearing raceway profile detection apparatus according to some embodiments of the present application is described below with reference to fig. 1 to 4.
The application provides a slewing bearing raceway contour detection device, which comprises a frame 2 and a self-centering chuck 3, as shown in FIGS. 1 to 4; the frame 2 forms a supporting platform 21, the self-centering chuck 3 is arranged on the supporting platform 21, and the self-centering chuck 3 is used for placing and fixing a slewing bearing.
The slewing bearing raceway contour detection device is used for measuring raceway contours of an inner ring and an outer ring of a slewing bearing; the slewing bearing raceway contour detection device comprises a rack 2 and a self-centering chuck 3, wherein the rack 2 forms a supporting platform 21, and when the slewing bearing is detected, the supporting platform 21 can provide a stable horizontal supporting surface for the detection of the slewing bearing.
The self-centering chuck 3 is arranged on the supporting platform 21, and an inner ring or an outer ring of the slewing bearing to be detected (hereinafter referred to as a workpiece 1 to be detected) can be placed on the self-centering chuck 3; from centering chuck 3 has a plurality of jack catchs 31, and a plurality of jack catchs 31 are the even interval distribution of circumference, and a plurality of jack catchs 31 can follow from centering chuck 3 radial advance and retreat, when fixing slewing bearing, a plurality of jack catchs 31 can lean on with the inner wall or the outer wall of the work piece 1 that awaits measuring simultaneously to fix the work piece 1 that awaits measuring. Specifically, when the workpiece 1 to be measured is an inner tooth inner ring or a toothless outer ring of a slewing bearing, a plurality of clamping jaws 31 of the self-centering chuck 3 are simultaneously abutted against the outer wall of the workpiece 1 to be measured so as to clamp and fix the workpiece 1 to be measured; when the workpiece 1 to be measured is the outer ring of the external teeth of the slewing bearing or the inner ring without the external teeth, the plurality of claws 31 of the self-centering chuck 3 are simultaneously abutted against the inner wall of the workpiece 1 to be measured so as to fix the workpiece 1 to be measured.
Therefore, when the raceway of the workpiece 1 to be measured is detected, the workpiece 1 to be measured can be fixed through the self-centering chuck 3, and the slewing bearing is guaranteed not to shake in the measuring process to influence the measuring precision of the raceway.
In this embodiment, as shown in fig. 1 and 4, the self-centering chuck 3 is preferably a three-jaw self-centering chuck 3, three jaws 31 of the three-jaw self-centering chuck 3 are circumferentially spaced, and the workpiece 1 to be measured is clamped and fixed by the three jaws 31.
In one embodiment of the present application, preferably, as shown in fig. 1 to 3, the slewing bearing raceway contour detecting device further includes a support seat 4; the supporting seat 4 is connected with the rack 2, the supporting seat 4 is used for supporting the rear end of the base of the profile detector 6, and the front end of the base of the profile detector 6 can be placed on the slewing bearing; the front end of the base of the contour detector 6 is provided with a positioning column which can abut against the slewing bearing. The slewing bearing raceway contour detection device also comprises a portal frame 5; the portal frames 5 are transversely arranged on the rack 2 along a first direction in a spanning manner, the number of the portal frames 5 is two, and the two portal frames 5 are arranged at intervals along a second direction; the first direction and the second direction are vertical to each other; two ends of the support seat 4 in the second direction are respectively connected with the two portal frames 5 through the connecting seats 51, and the support seat 4 is connected with the connecting seats 51 in a sliding manner, so that the support seat 4 can move along the axial direction of the slewing bearing.
In this embodiment, the slewing bearing raceway contour detection device further includes a support seat 4 and a portal frame 5; the length direction of the portal frame 5 extends along the first direction, and two ends of the portal frame 5 in the length direction are arranged at two ends of the rack 2 in the first direction in a crossing manner; the number of the portal frames 5 is two, and the two portal frames 5 are arranged at intervals along a second direction, wherein the second direction is perpendicular to the first direction. Preferably, the two portal frames 5 are symmetrically distributed with respect to a radial line from the centering chuck 3 in the first direction as a center line.
The supporting seat 4 is positioned between the two portal frames 5, and the supporting seat 4 is positioned at one end of the self-centering chuck 3 along the first direction; the two ends of the support seat 4 in the second direction are respectively connected with the portal frame 5 through a connecting seat 51, and the support seat 4 is in sliding connection with the connecting seat 51, so that the support seat 4 can reciprocate in the vertical direction along the axis direction of the workpiece 1 to be measured, and the height of the support seat 4 can be adjusted.
When the workpiece 1 to be detected is detected, the front end of the base of the outline detector 6 is placed on the upper end face of the workpiece 1 to be detected, the rear end of the base of the outline detector 6 is placed on the supporting seat 4, the height of the supporting seat 4 is adjusted, the supporting seat 4 and the upper end face of the workpiece 1 to be detected are located on the same horizontal plane, and therefore the outline detector 6 is guaranteed to be placed horizontally; the front end of the contour detector 6 is provided with a positioning column, and when the front end of the base of the contour detector 6 is placed on the workpiece 1 to be detected, the positioning column can be abutted against the upper end face of the workpiece 1 to be detected; therefore, the profile detector 6 is supported by the supporting seat 4 with adjustable height, the profile detector 6 is horizontally placed, the profile detector 6 cannot shake or incline during measurement, and the accuracy of a measurement result is guaranteed.
Simultaneously, because the height of supporting seat 4 is adjustable, when detecting the work piece 1 that awaits measuring of co-altitude, can be through adjusting the height of supporting seat 4, make supporting seat 4 can provide stable support to profile detection appearance 6 all the time, make profile detection appearance 6 placed by the level.
In one embodiment of the present application, preferably, as shown in fig. 2 and 3, the gantry 5 is formed with a first sliding groove 52 extending along a first direction, the connecting seat 51 is formed with a first sliding block, and the connecting seat 51 is slidably connected in the first sliding groove 52 through the first sliding block.
In this embodiment, the support base 4 is slidably connected to the gantry 5 by a connecting base 51 so that the support base 4 can reciprocate in the first direction. The portal frame 5 is provided with a first sliding groove 52 extending along a first direction, the connecting seat 51 is provided with a first sliding block, and the first sliding block is matched with the first sliding groove 52, so that the connecting seat 51 can be inserted into the first sliding groove 52 through the first sliding block and can reciprocate along the extending direction of the first sliding groove 52; therefore, when the workpiece 1 to be detected is measured, the position of the supporting seat 4 can be adjusted according to the size (the size of the drift diameter) of the workpiece 1 to be detected, so that the workpieces 1 to be detected with various sizes can be detected.
In one embodiment of the present application, preferably, as shown in fig. 1, the slewing bearing raceway profile detecting device further includes a detecting platform 22; the self-centering chuck 3 is placed on the supporting platform 21 through the detection platform 22, and the self-centering chuck 3 is rotatably connected with the detection platform 22, so that the self-centering chuck 3 rotates around the axis of the self-centering chuck 3. The testing platform 22 is slidably connected to the supporting platform 21 so that the testing platform 22 can slide in the second direction. The supporting platform 21 forms a second sliding groove 23, the length direction of the second sliding groove 23 extends along the second direction, the detecting platform 22 forms a second sliding block 24, and the second sliding block 24 is slidably mounted in the second sliding groove 23.
In this embodiment, slewing bearing raceway profile detection device still includes testing platform 22, and testing platform 22 sliding connection is on the supporting platform 21 of frame 2, and from centering chuck 3 is located on testing platform 22, and from centering chuck 3 and testing platform 22 rotation connection to make from centering chuck 3 can rotate around self axis, when work piece 1 fixed mounting that awaits measuring is on from centering chuck 3, work piece 1 and from centering chuck 3 coaxial await measuring, rotate from centering chuck 3 and can make work piece 1 synchronous rotation thereupon await measuring, thereby detect the different positions of work piece 1 that awaits measuring.
The support platform 21 of the frame 2 is provided with a second chute 23, the length direction of the second chute 23 extends along a second direction, a second slider 24 is formed at the bottom of the detection platform 22, the second slider 24 is matched with the second chute 23, so that the detection platform 22 is slidably mounted in the second chute 23 through the second slider 24, and the detection platform 22 can reciprocate along the second direction.
When the workpiece 1 to be detected is detected, firstly, the detection platform 22 and the self-centering chuck 3 positioned above the detection platform 22 are moved along the second direction, so that the self-centering chuck 3 is moved out from the lower part of the portal frame 5, and the workpiece 1 to be detected is conveniently installed; then the workpiece 1 to be detected is placed on the self-centering chuck 3, the detection platform 22 is pushed back to the lower part of the portal frame 5 again, and the workpiece 1 to be detected is positioned through the self-centering chuck 3.
In one embodiment of the present application, preferably, as shown in fig. 1, the number of the second sliding chutes 23 is plural, and the plural second sliding chutes 23 are distributed at intervals along the first direction; the number of the second sliding blocks 24 of the detection platform 22 is plural, and the plural second sliding blocks 24 correspond to the plural second sliding grooves 23 one to one.
In this embodiment, the number of the second sliding grooves 23 is plural, the length directions of the plural second sliding grooves 23 all extend along the second direction, and the plural second sliding grooves 23 are distributed at intervals along the first direction; the number of the second sliding blocks 24 at the bottom of the detecting platform 22 is also multiple, and the multiple second sliding blocks 24 correspond to the multiple second sliding grooves 23 one by one, so that the detecting platform 22 can stably reciprocate on the rack 2 along the second direction.
In one embodiment of the present application, preferably, as shown in fig. 1, the bottom wall of the second sliding chute 23 is provided with a threaded hole, and a positioning screw 25 is disposed in the threaded hole.
In this embodiment, a threaded hole is formed in the bottom wall of each second sliding chute 23, a positioning screw 25 is disposed in the threaded hole, and when the detection platform 22 needs to be moved, the positioning screw 25 is taken out from the threaded hole, so that the detection platform 22 can slide smoothly. After the detection platform 22 is pushed to the lower side of the portal frame 5 for detection, the positioning screw 25 is screwed into the threaded hole, the detection platform 22 can be positioned through the screw, and the detection platform 22 is prevented from moving when the workpiece 1 to be detected is measured so as not to influence the measurement precision.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A slewing bearing raceway contour detection device is characterized by comprising a frame and a self-centering chuck;
the frame forms a supporting platform, the self-centering chuck is arranged on the supporting platform,
the self-centering chuck is used for placing a slewing bearing, and jaws of the self-centering chuck can clamp or support the slewing bearing tightly so as to fix the slewing bearing;
the slewing bearing raceway contour detection device further comprises a supporting seat;
the supporting seat is movably connected with the rack and used for supporting the rear end of a base of the profile detector, and the front end of the base of the profile detector can be placed on the slewing bearing;
the front end of the base of the contour detector is provided with a positioning column, and the positioning column can abut against the slewing bearing.
2. The slewing bearing raceway profile detecting device of claim 1, further comprising a gantry;
the gantry frames are transversely arranged on the rack in a spanning mode along a first direction, the number of the gantry frames is two, and the two gantry frames are arranged at intervals along a second direction; the first direction and the second direction are perpendicular to each other;
the two ends of the supporting seat in the second direction are respectively connected with the two portal frames through connecting seats, and the supporting seat is connected with the connecting seats in a sliding mode, so that the supporting seat can move in the axis direction of the slewing bearing.
3. The slewing bearing raceway contour detecting device according to claim 2, wherein a first runner extending in the first direction is formed on the gantry;
the connecting seat is formed with a first sliding block and is connected in the first sliding groove in a sliding mode through the first sliding block.
4. A slewing bearing race profile sensing device according to claim 2, further comprising a sensing platform;
the self-centering chuck is placed on the supporting platform through the detection platform, and the self-centering chuck is rotatably connected with the detection platform so as to rotate around the axis of the self-centering chuck.
5. A slewing bearing raceway profile testing device according to claim 4, wherein the testing platform is slidably connected to the support platform to enable the testing platform to slide in the second direction.
6. A slewing bearing raceway profile detecting device according to claim 5, wherein the support platform forms a second runner, a length direction of which extends in the second direction;
the detection platform is provided with a second sliding block, and the second sliding block is slidably mounted in the second sliding groove.
7. The slewing bearing raceway contour detection device according to claim 6, wherein a threaded hole is formed in a bottom wall of the second runner, and a positioning screw is disposed in the threaded hole.
8. The slewing bearing raceway profile detecting device according to claim 6, wherein the number of the second runner is plural, and the plural second runners are distributed at intervals in the first direction;
the number of the second sliding blocks of the detection platform is multiple, and the second sliding blocks correspond to the second sliding grooves one to one.
9. A slewing bearing race contour detection device according to claim 7, in which the self-centering chuck is a three-jaw self-centering chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011013427.7A CN111854669B (en) | 2020-09-24 | 2020-09-24 | Slewing bearing raceway contour detection device |
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| CN202011013427.7A CN111854669B (en) | 2020-09-24 | 2020-09-24 | Slewing bearing raceway contour detection device |
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| CN111854669A true CN111854669A (en) | 2020-10-30 |
| CN111854669B CN111854669B (en) | 2021-06-08 |
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| CN114273255A (en) * | 2021-12-06 | 2022-04-05 | 重庆豪能兴富同步器有限公司 | Automatic line connection detection equipment and detection method for preventing error and missing of machining of synchronizer gear sleeve |
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| CN114273255A (en) * | 2021-12-06 | 2022-04-05 | 重庆豪能兴富同步器有限公司 | Automatic line connection detection equipment and detection method for preventing error and missing of machining of synchronizer gear sleeve |
| CN114273255B (en) * | 2021-12-06 | 2024-02-27 | 重庆豪能传动技术有限公司 | Automatic connection detection equipment and detection method for preventing error and machining leakage of synchronizer gear sleeve |
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| Publication number | Publication date |
|---|---|
| CN111854669B (en) | 2021-06-08 |
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