CN215766861U - Axle concentricity detector - Google Patents
Axle concentricity detector Download PDFInfo
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- CN215766861U CN215766861U CN202121030858.4U CN202121030858U CN215766861U CN 215766861 U CN215766861 U CN 215766861U CN 202121030858 U CN202121030858 U CN 202121030858U CN 215766861 U CN215766861 U CN 215766861U
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- electric motor
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- detection table
- ball screw
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- 238000001514 detection method Methods 0.000 claims abstract description 53
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model discloses an axis concentricity detector which comprises a detection table, wherein one end of the detection table is provided with a first electric motor, a ball screw is arranged in the detection table, an output shaft of the first electric motor is connected to one end of the ball screw, the upper end of the detection table is slidably provided with a detection plate, a ball screw seat is fixedly connected with the lower end of the detection plate, the upper end of the detection table is provided with a revolution pointer, the upper end of the revolution pointer is provided with a dial indicator, and the lower end of the detection table is connected with an L-shaped connecting plate. According to the utility model, the L-shaped connecting plate and the second electric motor are arranged at one end of the clamping plate provided with the clamping assembly, and after the triangular pyramid workpiece is placed on the clamping assembly, the clamping plate can be driven to rotate through the second electric motor, so that the triangular pyramid workpiece placed on the clamping assembly rotates, and the concentricity detection of the triangular pyramid workpiece is realized.
Description
Technical Field
The utility model relates to the technical field of concentricity detection, in particular to an axial concentricity detector.
Background
The concentricity detector is used for finding concentricity of two shafts of various rotating equipment such as a centrifugal pump, a compressor, a fan, a generator and the like, has the characteristics of reasonable structure, high precision, small error, wide application range, convenient use and maintenance and the like, is an ideal special measuring tool, and is widely used in mechanical industries such as petrifaction, power generation, papermaking, textile and the like.
When detecting a workpiece, most concentricity detectors on the market fix the workpiece through a fixing structure formed by rollers, and then measure the workpiece through a revolution pointer.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an axis concentricity detector, which is characterized in that a rotating mechanism is arranged on one side of a clamping plate to drive the clamping plate to be integrally grabbed, so that concentricity detection of a workpiece with a triangular cone-shaped outer shape is realized, and the problems in the background art are solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an axle concentricity detector, is including examining test table, examine test table one end and install first electric motor, examine the inside ball screw that is provided with of test table, first electric motor output shaft is in ball screw one end, it has the pick-up plate to examine test table upper end slidable mounting, ball screw base and pick-up plate lower extreme fixed connection, it is provided with the revolution pointer to examine test table upper end, the percentage table is installed to revolution pointer upper end, it is connected with L shape connecting plate to examine test table lower extreme, second electric motor is installed to L shape connecting plate one end, the one end that second electric motor output shaft passed L shape connecting plate is connected with the grip block, be provided with the centre gripping subassembly on the grip block.
Preferably, a groove is formed in the detection table, and the ball screw is rotatably mounted in the groove.
Preferably, a rotating bearing is arranged inside the detection table, and one end of the output shaft of the first electric motor is fixedly inserted into an inner ring of the rotating bearing.
Preferably, the upper end of the detection table is provided with sliding plates on two sides of the groove, the lower end of the detection plate is provided with a sliding block, and the sliding block is connected to the side wall of the sliding plate in a sliding manner.
Preferably, the lower end of the detection table is provided with a bearing pipe, and a bearing plate is slidably arranged in the bearing pipe.
Preferably, the bearing plate is arranged under the clamping plate, and the bearing plate is attached to the clamping plate.
Preferably, the clamping assembly comprises a first fixed wheel, a second fixed wheel and a third fixed wheel, the first fixed wheel and the second fixed wheel are respectively rotatably installed inside the clamping plate, one end of the clamping plate is provided with a clamping rod, the clamping rod is connected with a third electric motor in a rotating mode through a torsion spring, and the third fixed wheel is fixedly connected to an output shaft of the third electric motor.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the L-shaped connecting plate and the second electric motor are arranged at one end of the clamping plate provided with the clamping assembly, and after the triangular pyramid workpiece is placed on the clamping assembly, the clamping plate can be driven to rotate through the second electric motor, so that the triangular pyramid workpiece placed on the clamping assembly rotates, and the concentricity detection of the triangular pyramid workpiece is realized.
Drawings
FIG. 1 is a schematic view of the clamping plate and the sliding block of the present invention;
FIG. 2 is a schematic view of the overall appearance of the present invention;
FIG. 3 is a schematic view of a clamping assembly according to the present invention;
FIG. 4 is a schematic view of the interior of the groove of the present invention;
FIG. 5 is a schematic view of the structure of the lower end of the inspection station of the present invention.
In the figure: 1. a detection table; 2. a first electric motor; 3. a ball screw; 4. detecting a plate; 5. a revolution indicator; 6. a dial indicator; 7. an L-shaped connecting plate; 8. a second electric motor; 9. a clamping plate; 10. a clamping assembly; 11. a groove; 12. a rotating bearing; 13. a slide plate; 14. a slider; 15. a carrier tube; 16. a carrier plate; 17. a first fixed wheel; 18. a second fixed wheel; 19. a third fixed wheel; 20. a clamping rod; 21. a third electric motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-5, the present invention provides a technical solution: an axis concentricity detector comprises a detection table 1, wherein one end of the detection table 1 is provided with a first electric motor 2, a ball screw 3 is arranged inside the detection table 1, a groove 11 is arranged inside the detection table 1, the ball screw 3 is rotatably arranged inside the groove 11, an output shaft of the first electric motor 2 is connected with one end of the ball screw 3, a rotating bearing 12 is arranged inside the detection table 1, one end of the output shaft of the first electric motor 2 is fixedly inserted into an inner ring of the rotating bearing 12, the upper end of the detection table 1 is slidably provided with a detection plate 4, a screw seat of the ball screw 3 is fixedly connected with the lower end of the detection plate 4, the upper end of the detection table 1 is provided with a revolution pointer 5, the upper end of the revolution pointer 5 is provided with a dial indicator 6, the lower end of the detection table 1 is connected with an L-shaped connecting plate 7, one end of the L-shaped connecting plate 7 is provided with a second electric motor 8, one end, penetrating through the L-shaped connecting plate 7, of an output shaft of the second electric motor 8 is connected with a clamping plate 9, a clamping assembly 10 is arranged on the clamping plate 9, the clamping assembly 10 comprises a first fixed wheel 17, a second fixed wheel 18 and a third fixed wheel 19, the first fixed wheel 17 and the second fixed wheel 18 are respectively rotatably installed inside the clamping plate 9, one end of the clamping plate 9 is provided with a clamping rod 20, the inside of the clamping rod is rotatably connected with a third electric motor 21 through a torsion spring, and the third fixed wheel 19 is fixedly connected to an output shaft of the third electric motor 21;
through the design, an axial concentricity detector is designed for concentricity detection of workpieces, when a workpiece with a columnar appearance is detected, the third fixed wheel 19 is shifted upwards, the columnar workpiece is placed on the first fixed wheel 17 and the second fixed wheel 18, then the third fixed wheel 19 is put down, the columnar workpiece is clamped through the three groups of fixed wheels simultaneously, the first electric motor 2 drives the ball screw 3 to rotate, the detection plate 4 connected to the screw seat of the ball screw 3 moves towards one end of the columnar workpiece, the revolution pointer 5 is adjusted to be abutted into a circular ring to be detected of the columnar workpiece, the third electric motor 21 drives the third fixed wheel 19 to rotate, the columnar workpiece rotates relative to the revolution pointer 5, and a reading is read through the dial indicator 6; when concentricity of a workpiece with a triangular pyramid appearance is measured, the workpiece is clamped through the clamping assembly 10, the first electric motor 2 drives the ball screw 3 to rotate, the detection plate 4 connected to a screw rod seat of the ball screw 3 moves towards one end of the workpiece, the revolution pointer 5 is adjusted to be abutted into a cylindrical workpiece to be detected, the second electric motor 8 drives the whole clamping plate 9 to rotate, so that the workpiece and the revolution pointer 5 rotate relatively, and the concentricity of the workpiece is read through the dial indicator 6;
sliding plates 13 are arranged at the upper end of the detection table 1 and positioned on two sides of the groove 11, a sliding block 14 is arranged at the lower end of the detection plate 4, and the sliding block 14 is connected to the side walls of the sliding plates 13 in a sliding manner;
through the design, the sliding plates 13 are arranged at the upper end of the detection platform 1 and positioned at two sides of the groove 11, so that the detection plate 4 connected to the screw rod seat of the ball screw 3 is connected to the sliding plates 13 in a sliding manner through the sliding blocks 14, the connection of the detection plate 4 can be more stable, and the instability that the detection platform 1 is directly arranged at the upper end of the screw rod seat of the ball screw 3 is avoided;
the lower end of the detection table 1 is provided with a bearing pipe 15, a bearing plate 16 is slidably arranged in the bearing pipe 15, the bearing plate 16 is arranged right below the clamping plate 9, and the bearing plate 16 is connected with the clamping plate 9 in a fitting manner;
through the design, the bearing pipe 15 is buried at the lower end of the detection table 1, the bearing plate 16 is slidably mounted in the bearing pipe 15, when the concentricity of the cylindrical appearance workpiece is measured, the bearing plate 16 is drawn out of the bearing pipe 15 to support and fix the clamping plate 9, so that the workpiece is more stable in rotation, and the concentricity measurement accuracy of the workpiece is improved; when measuring a triangular pyramid-shaped workpiece, the carrier plate 16 is slid into the carrier tube 15, so that the holding plate 9 as a whole is rotated.
When the device is used, when a workpiece with a columnar appearance is detected, the movable bearing plate 16 is used for fixing and supporting the clamping plate 9, the third fixed wheel 19 is shifted upwards, the columnar workpiece is placed on the first fixed wheel 17 and the second fixed wheel 18, the third fixed wheel 19 is put down, the columnar workpiece is clamped through the three groups of fixed wheels simultaneously, the first electric motor 2 drives the ball screw 3 to rotate, the detection plate 4 connected to the screw rod seat of the ball screw 3 moves towards one end of the columnar workpiece, the revolution pointer 5 is adjusted to be abutted into a circular ring to be detected of the columnar workpiece, the third electric motor 21 drives the third fixed wheel 19 to rotate, so that the columnar workpiece rotates relative to the revolution pointer 5, and the reading is read through the dial indicator 6; when the workpiece that the appearance is triangular pyramid shape carries out concentricity measurement, push away loading board 16 in bearing pipe 15, carry out the centre gripping to the workpiece through centre gripping subassembly 10, rethread first electric motor 2 drives ball screw 3 and rotates and make the pick-up plate 4 of connection on 3 screw seats of ball screw move to workpiece one end, and adjust revolution pointer 5 and contradict the column work piece and wait to detect in the ring, thereby it rotates with revolution pointer 5 relatively to drive whole grip block 9 through second electric motor 8 and rotate realization worker, and read out workpiece concentricity through percentage table 6.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An axis concentricity detector, includes detecting platform (1), its characterized in that: one end of the detection table (1) is provided with a first electric motor (2), a ball screw (3) is arranged in the detection table (1), the output shaft of the first electric motor (2) is connected with one end of the ball screw (3), the upper end of the detection table (1) is slidably provided with a detection plate (4), a screw rod seat of the ball screw (3) is fixedly connected with the lower end of the detection plate (4), the upper end of the detection table (1) is provided with a revolution pointer (5), the upper end of the revolution pointer (5) is provided with a dial indicator (6), the lower end of the detection table (1) is connected with an L-shaped connecting plate (7), one end of the L-shaped connecting plate (7) is provided with a second electric motor (8), one end of an output shaft of the second electric motor (8) penetrating through the L-shaped connecting plate (7) is connected with a clamping plate (9), and a clamping assembly (10) is arranged on the clamping plate (9).
2. An axial concentricity detector according to claim 1, wherein: detect platform (1) inside and be equipped with recess (11), ball screw (3) rotate and install the inside at recess (11).
3. An axial concentricity detector according to claim 1, wherein: a rotating bearing (12) is arranged inside the detection table (1), and one end of an output shaft of the first electric motor (2) is fixedly inserted into an inner ring of the rotating bearing (12).
4. An axial concentricity detector according to claim 1, wherein: the detection device is characterized in that sliding plates (13) are arranged on two sides of the upper end of the detection table (1) which are positioned on the groove (11), a sliding block (14) is installed at the lower end of the detection plate (4), and the sliding block (14) is connected to the side walls of the sliding plates (13) in a sliding mode.
5. An axial concentricity detector according to claim 1, wherein: the detection table is characterized in that a bearing pipe (15) is installed at the lower end of the detection table (1), and a bearing plate (16) is installed inside the bearing pipe (15) in a sliding mode.
6. An axial concentricity detector according to claim 5, wherein: the bearing plate (16) is arranged under the clamping plate (9), and the bearing plate (16) is attached to the clamping plate (9).
7. An axial concentricity detector according to claim 1, wherein: centre gripping subassembly (10) include first tight pulley (17), second tight pulley (18) and third tight pulley (19), first tight pulley (17) and second tight pulley (18) rotate respectively and install inside grip block (9), grip block (9) one end is provided with supporting rod (20), supporting rod (20) are inside to be connected with third electric motor (21) through torsion spring rotation, third tight pulley (19) fixed connection is on third electric motor (21) output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121030858.4U CN215766861U (en) | 2021-05-14 | 2021-05-14 | Axle concentricity detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121030858.4U CN215766861U (en) | 2021-05-14 | 2021-05-14 | Axle concentricity detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215766861U true CN215766861U (en) | 2022-02-08 |
Family
ID=80097270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121030858.4U Expired - Fee Related CN215766861U (en) | 2021-05-14 | 2021-05-14 | Axle concentricity detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215766861U (en) |
-
2021
- 2021-05-14 CN CN202121030858.4U patent/CN215766861U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220208 |