CN111678415A - Screw rod detection device and method - Google Patents
Screw rod detection device and method Download PDFInfo
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- CN111678415A CN111678415A CN201910179862.8A CN201910179862A CN111678415A CN 111678415 A CN111678415 A CN 111678415A CN 201910179862 A CN201910179862 A CN 201910179862A CN 111678415 A CN111678415 A CN 111678415A
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
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Abstract
The embodiment of the application belongs to the technical field of screw rod detection, and relates to a screw rod detection device and method. The technical scheme provided by the application comprises a measuring tool, a dial indicator and an adjusting mechanism; the measuring tool is arranged on the measuring end of the dial indicator; the dial indicator is arranged on the adjusting mechanism; the adjusting mechanism is arranged on the sliding block of the guide rail and used for adjusting the dial indicator and the position of the measuring tool, so that when the parallelism of the screw rod and the guide rail is detected, the measuring tool is attached to the outer circle of the screw rod, the adjusting mechanism is arranged on the sliding block of the guide rail, and when the measuring tool is used, the adjusting mechanism is used for adjusting the dial indicator and the position of the measuring tool, so that the measuring tool is attached to the outer circle of the screw rod, the sliding block is moved, if the screw rod is not smooth or deformed at a certain distance, the measured data of the dial indicator can directly detect whether the parallelism of the screw rod and the guide rail is out of tolerance, and the parallelism of the screw rod and the guide rail.
Description
Technical Field
The application relates to the technical field of screw rod detection, in particular to a screw rod detection device and method.
Background
The screw rod is a spiral transmission element which takes a steel ball as a rolling body between the screw rod and a nut, has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, is widely applied to various industrial equipment and precision instruments due to small friction resistance, and can influence the use of the industrial equipment and the precision instruments if the screw rod fails, so that the screw rod needs to be detected to ensure the precision of the screw rod no matter before being put into use or during the use.
After a traditional machine tool is provided with a screw rod, whether the screw rod and a guide rail meet the parallelism requirement is generally unknown, only the linear guide rail is taken as a reference, a dial indicator is used for measuring the height of a bearing seat and the height of the screw rod at two ends of a motor seat within the accuracy requirement, and the screw rod is moved back and forth for multiple times by adjusting the bearing seat of the screw rod, the motor seat of the screw rod and a nut seat of the screw rod, so that the movement of the screw rod and the guide rail is smooth, and the screw rod is considered to; if the screw rod moves unsmoothly or the screw rod moves to a certain distance, the resistance is obviously slightly larger, and the effect is not achieved by adjusting the screw rod bearing seat, the screw rod motor seat, the screw rod nut seat and other parts for multiple times, so that whether the parallelism of the screw rod and the guide rail is qualified or not can not be judged by an intuitive method.
Disclosure of Invention
The invention aims to provide a lead screw detection device, which can solve the problem of how to measure the parallelism between a lead screw and a guide rail under the condition that spiral threads exist on the excircle of the lead screw, the measuring surface of a measuring tool is attached to the excircle of the lead screw, and whether the parallelism between the lead screw and the guide rail is over-tolerance can be directly detected through data measured by a dial indicator in the process of moving a sliding block, so that the parallelism between the lead screw and the guide rail is directly measured.
In order to solve the above-mentioned problems, embodiments of the present invention provide the following technical solutions:
a lead screw detection device is provided,
the device comprises a measuring tool, a dial indicator and an adjusting mechanism;
the measuring tool is arranged on the measuring end of the dial indicator;
the dial indicator is arranged on the adjusting mechanism;
the adjusting mechanism is arranged on the sliding block of the guide rail and used for adjusting the positions of the dial indicator and the measuring tool so that the measuring surface of the measuring tool is attached to the outer circle of the screw rod when the parallelism of the screw rod and the guide rail is detected.
Further, the measuring tool comprises an adjusting seat, a measuring plate and a connecting rod;
the measuring plate is rotatably connected to the adjusting seat;
the connecting rod is arranged at one end, far away from the measuring plate, of the adjusting seat and is used for being connected with the measuring end of the dial indicator.
Further, the adjusting seat is provided with a mounting groove, the measuring plate is provided with a mounting portion mounted in the mounting groove, bearings are arranged on two sides of the adjusting seat, located in the mounting groove, and the mounting portion is mounted in the bearings through a rotating shaft.
Further, the mounting portion is disposed in a middle region of the measuring plate.
Further, the installation part is arranged at one end of the measuring plate.
Furthermore, the adjusting seat is provided with a threaded hole, and the connecting rod is fixed on the adjusting seat through a fastener in threaded connection with the threaded hole.
Further, the adjusting mechanism is a magnetic gauge stand.
Furthermore, the magnetic gauge stand comprises a magnetic stand and three adjusting rods;
the magnetic base is arranged on the sliding block of the guide rail, and the three adjusting rods are sequentially arranged on the magnetic base.
In order to solve the technical problem provided above, an embodiment of the present invention further provides a lead screw detection method, which adopts the following technical scheme:
a lead screw detection method comprises the following steps:
mounting a measuring tool on a measuring end of a dial indicator;
mounting an adjusting mechanism on a sliding block of a guide rail;
adjusting the positions of the dial indicator and the measuring tool through the adjusting mechanism to enable the measuring surface of the measuring tool to be attached to the outer circle of the screw rod;
and moving the sliding block to obtain the numerical value on the dial indicator.
Compared with the prior art, the embodiment of the invention mainly has the following beneficial effects:
a screw rod detection device and method, the modulating mechanism is mounted on slide block of the guide rail, the measuring frock is mounted on measuring end of the dial indicator, while measuring, regulate the position of the dial indicator and measuring frock through the modulating mechanism, make the measuring surface of the measuring frock laminate with excircle of the screw rod, in the course of moving the slide block, if the certain distance of the screw rod appears and is not smooth and easy or out of shape, through the data measured by the dial indicator, can detect out the lead screw and guide rail parallelism whether or not out of tolerance directly, thus measure the parallelism of the lead screw and guide rail directly, have solved the situation that the excircle of the lead screw has helical thread, how to measure the parallelism of the lead screw and guide rail problem.
Drawings
In order to illustrate the solution of the invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are some embodiments of the invention, and that other drawings may be derived from these drawings by a person skilled in the art without inventive effort.
Fig. 1 is a schematic view of an overall structure of a screw rod detection device and a guide rail according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a screw detecting device according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a measurement tool according to a first embodiment of the present disclosure;
FIG. 4 is a schematic view of an overall structure of the screw detecting device and the guide rail according to the second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a screw rod detection device according to a second embodiment of the present invention.
Description of reference numerals:
1. measuring a tool; 11. an adjusting seat; 12. measuring a plate; 13. a connecting rod; 14. mounting grooves; 15. an installation part; 16. a bearing; 17. a fastener; 2. a dial indicator; 3. an adjustment mechanism; 31. a magnetic base; 32. adjusting a rod; 33. a fixed block; 4. a guide rail; 5. a slider; 6. and a screw rod.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The terms "comprising" and "having," and any variations thereof, in the description and claims of the present invention and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and in the claims, or in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential order.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The embodiment of the application provides a screw rod detection device, which comprises a measurement tool, a dial indicator and an adjusting mechanism;
the measuring tool is arranged on the measuring end of the dial indicator;
the dial indicator is arranged on the adjusting mechanism;
the adjusting mechanism is arranged on the sliding block of the guide rail and used for adjusting the positions of the dial indicator and the measuring tool so that the measuring surface of the measuring tool is attached to the outer circle of the screw rod when the parallelism of the screw rod and the guide rail is detected.
Through lead screw detection device, adjustment mechanism installs on the slider of guide rail, measure the frock and install on the measurement end of amesdial, during the measurement, adjust the amesdial and measure the position of frock through adjustment mechanism, make the measuring face of measuring the frock and the excircle laminating of lead screw, the in-process of removal slider, if the unsmooth or deformation appears in a certain distance of lead screw, through the data that the amesdial measured, can directly detect out whether the lead screw is overproof with the guide rail depth of parallelism, thereby the depth of parallelism of direct measurement lead screw and guide rail, the problem of how to measure the depth of parallelism of lead screw and guide rail under the condition that there is helical thread in the lead screw excircle has been solved.
Based on the rod detection device, the embodiment of the application also provides a screw rod detection method,
the method comprises the following steps:
mounting a measuring tool on a measuring end of a dial indicator;
mounting an adjusting mechanism on a sliding block of a guide rail;
adjusting the positions of the dial indicator and the measuring tool through the adjusting mechanism to enable the measuring surface of the measuring tool to be attached to the outer circle of the screw rod;
and moving the sliding block to obtain the numerical value on the dial indicator.
The connecting rod on the measuring tool is twisted into the threaded hole of the dial indicator, the fixing block is locked to fix the dial indicator, the magnetic base is adsorbed and fixed on the sliding block of the guide rail, the bottom surface of the measuring plate is automatically attached to the excircle of the screw rod through the rotating shaft, the sliding block is pushed to do linear motion along the guide rail, the parallelism of the guide rail and the screw rod can be measured, the numerical value of the parallelism of the guide rail and the screw rod can be directly seen through the dial indicator, in the process of moving the sliding block, if the screw rod is unsmooth or deformed at a certain distance, the parallelism of the screw rod and the guide rail can be directly detected out whether the parallelism is out of tolerance or not through data measured by the dial indicator, therefore, the parallelism of the screw rod and the guide rail is directly measured, and the problem of how to measure the parallelism of the screw rod and the guide rail under the condition that spiral threads exist on the excircle of the screw rod is solved.
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the relevant drawings.
Example one
A lead screw detecting device, as shown in figures 1 to 3,
the device comprises a measuring tool 1, a dial indicator 2 and an adjusting mechanism 3;
the measuring tool 1 is arranged on the measuring end of the dial indicator 2;
the dial indicator 2 is arranged on the adjusting mechanism 3;
the adjusting mechanism 3 is arranged on a sliding block 5 of the guide rail 4 and used for adjusting the positions of the dial indicator 2 and the measuring tool 1 so that when the parallelism of the screw rod 6 and the guide rail 4 is detected, the measuring surface of the measuring tool 1 is attached to the outer circle of the screw rod 6.
Through lead screw detection device, adjustment mechanism 3 is installed on slider 5 of guide rail 4, measure frock 1 and install on the measuring end of amesdial 2, during the measurement, adjust amesdial 2 and measure the position of frock 1 through adjustment mechanism 3, make the measuring surface of measuring frock 1 and the excircle laminating of lead screw 6, remove the in-process of slider 5, if a certain distance of lead screw 6 appears unsmooth or warp, through the data that amesdial 2 was measured, can directly detect out whether the lead screw 6 is out of tolerance with guide rail 4 depth of parallelism, thereby directly measure the depth of parallelism of lead screw 6 and guide rail 4, solved under the condition that there is screw thread in the excircle of lead screw 6, how to measure the problem of the depth of parallelism of lead screw 6 and guide rail 4.
Specifically, as shown in fig. 3, the measuring tool 1 includes an adjusting seat 11, a measuring plate 12 and a connecting rod 13;
the measuring plate 12 is rotatably connected to the adjusting seat 11;
the connecting rod 13 is arranged at one end, far away from the measuring plate 12, of the adjusting seat 11 and is used for being connected with the measuring end of the dial indicator 2.
In the embodiment of the invention, the connecting rod 13 is a screw rod, and the measuring end of the dial indicator 2 is provided with a threaded hole matched with the connecting rod 13.
Adjusting seat 11 has seted up mounting groove 14, makes adjusting seat 11's cross-section be the U-shaped, measuring board 12 is equipped with the installation department 15 of installing in mounting groove 14, and adjusting seat 11 is close to measuring board 12 one point and has seted up the fillet, the both sides that lie in mounting groove 14 on adjusting seat 11 are equipped with bearing 16, installation department 15 is installed in bearing 16 through the pivot, and measuring board 12 accessible installation department 15 is at the internal rotation of mounting groove 14.
In the embodiment of the present invention, the mounting portion 15 is disposed in the middle region of the measuring plate 12, the mounting portion 15 and the measuring plate 12 form a T shape, and the opening direction of the mounting groove 14 of the adjusting seat 11 is made to be consistent with the length direction of the measuring plate 12.
The adjusting seat 11 is provided with a threaded hole, the connecting rod 13 is fixed on the adjusting seat 11 through a fastener 17 which is connected in the threaded hole in a threaded manner, and in the embodiment of the invention, the fastener 17 is an inner hexagonal set screw.
When the measuring tool 1 is installed, the measuring plate 12 is installed on the adjusting seat 11, the installation part 15 is installed in the installation groove 14, the rotating shaft penetrates through the bearing 16 to install the measuring plate 12 on the adjusting seat 11, the shaft of the connecting rod 13 is installed in the installation hole formed in the adjusting seat 11, and the shaft of the connecting rod 13 is fixed by the hexagonal set screw.
The adjusting mechanism 3 is a magnetic gauge stand.
Specifically, as shown in fig. 2, the magnetic gauge stand includes a magnetic base 31 and three adjusting rods 32;
the magnetic base 31 is arranged on the sliding block 5 of the guide rail 4, the three adjusting rods 32 are sequentially arranged on the magnetic base 31, and the third adjusting rod 32 is provided with a fixing block 33 for fixing the dial indicator 2.
The magnetic switch is arranged on the magnetic base 31, and when the magnetic switch rotates to the middle position, the magnetic force lines form closed circuits in the two magnetizers respectively, the magnetic base 31 can be taken away easily; after rotating 90 degrees, the NS pole faces to the two magnetizers respectively, and at the moment, the magnetic force line is closed from the N pole to the magnetizer to the guide rail and from the other magnetizer to the S pole, and the magnetic force line can be firmly attached to the slide block 5 of the guide rail 4.
During installation, the measuring plate 12 is installed on the adjusting seat 11, the shaft of the connecting rod 13 is installed in the installing hole formed in the adjusting seat 11, the shaft of the connecting rod 13 is fixed through the hexagonal set screw, then the connecting rod 13 is twisted into the threaded hole in the measuring end of the dial indicator 2, the dial indicator 2 is fixed through the locking fixing block 33, the magnetic seat 31 is fixed on the sliding block 5 of the guide rail 4 in an adsorbing mode, and the measuring plate 12 is just right on the top surface or the side surface of the excircle of the screw rod 6 through the movable three adjusting rods 32.
The working principle is as follows: the measuring plate 12 is arranged on the adjusting seat 11, the mounting part 15 is arranged in the mounting groove 14, the rotating shaft penetrates through the bearing 16 to mount the measuring plate 12 on the adjusting seat 11, the shaft of the connecting rod 13 is arranged in a mounting hole formed on the adjusting seat 11, the shaft of the connecting rod 13 is fixed by a hexagonal set screw to twist the connecting rod 13 on the measuring tool 1 into a threaded hole of the dial indicator 2, the dial indicator 2 is fixed by locking a fixed block 33, the magnetic seat 31 is adsorbed and fixed on the slide block 5 of the guide rail 4, the measuring plate 12 is just positioned on the top surface or the side surface of the excircle of the screw rod 6 by moving the three adjusting rods 32 to measure the parallelism of the screw rod 6 and the guide rail 4, the bottom surface of the measuring plate 12 is automatically attached to the excircle of the screw rod 6 by the rotating shaft, the slide block 5 is pushed to do linear motion along the guide rail 4, the parallelism of the guide rail 4 and the screw rod, in the process of moving the sliding block 5, if the screw rod 6 is unsmooth or deformed at a certain distance, the parallelism of the screw rod 6 and the guide rail 4 can be directly detected out through data measured by the dial indicator 2, so that the parallelism of the screw rod 6 and the guide rail 4 can be directly measured, and the problem of how to measure the parallelism of the screw rod 6 and the guide rail 4 under the condition that spiral threads exist on the excircle of the screw rod 6 is solved.
Example two
A lead screw detecting device, as shown in figure 4,
the device comprises a measuring tool 1, a dial indicator 2 and an adjusting mechanism 3;
the measuring tool 1 is arranged on the measuring end of the dial indicator 2;
the dial indicator 2 is arranged on the adjusting mechanism 3;
the adjusting mechanism 3 is arranged on a sliding block 5 of the guide rail 4 and used for adjusting the positions of the dial indicator 2 and the measuring tool 1 so that when the parallelism of the screw rod 6 and the guide rail 4 is detected, the measuring surface of the measuring tool 1 is attached to the outer circle of the screw rod 6.
The difference from the first embodiment is that, as shown in fig. 5, the mounting portion 15 is provided at one end of the measuring plate 12.
In the embodiment of the present invention, the mounting portion 15 is disposed at one end of the measuring plate 12, the mounting portion 15 and the measuring plate 12 form an L shape, and the opening direction of the mounting groove 14 of the adjusting seat 11 is perpendicular to the length direction of the measuring plate 12.
When the measuring tool 1 is installed, the measuring plate 12 is installed on the adjusting seat 11, the installation part 15 is installed in the installation groove 14, the rotating shaft penetrates through the bearing 16 to install the measuring plate 12 on the adjusting seat 11, the shaft of the connecting rod 13 is installed in the installation hole formed in the adjusting seat 11, and the shaft of the connecting rod 13 is fixed by the hexagonal set screw.
It should be noted that, when the lead screw detecting device provided in the embodiment of the present invention is applied to a situation where the space on the side surface of the lead screw 6 is relatively small, because the side surface of the lead screw 6 is relatively small, the lead screw detecting device provided in the first embodiment has a possibility that the lead screw 6 cannot be placed in the measuring guide rail 4 on the side surface of the lead screw 6 to be parallel to the lead screw 6, in the embodiment of the present invention, the mounting portion 15 is disposed at one end of the measuring plate 12, so that the opening direction of the mounting groove 14 of the adjusting seat 11 is perpendicular to the length direction of the measuring plate 12, thereby solving the problem that the space.
The working principle is as follows: the measuring plate 12 is arranged on the adjusting seat 11, the mounting part 15 is arranged in the mounting groove 14, the rotating shaft penetrates through the bearing 16 to mount the measuring plate 12 on the adjusting seat 11, the shaft of the connecting rod 13 is arranged in a mounting hole formed on the adjusting seat 11, the shaft of the connecting rod 13 is fixed by a hexagonal set screw to twist the connecting rod 13 on the measuring tool 1 into a threaded hole of the dial indicator 2, the dial indicator 2 is fixed by locking a fixed block 33, the magnetic seat 31 is adsorbed and fixed on the slide block 5 of the guide rail 4, the measuring plate 12 is just positioned on the top surface or the side surface of the excircle of the screw rod 6 by moving the three adjusting rods 32 to measure the parallelism of the screw rod 6 and the guide rail 4, the bottom surface of the measuring plate 12 is automatically attached to the excircle of the screw rod 6 by the rotating shaft, the slide block 5 is pushed to do linear motion along the guide rail 4, the parallelism of the guide rail 4 and the screw rod, in the process of moving the sliding block 5, if the screw rod 6 is unsmooth or deformed at a certain distance, the parallelism of the screw rod 6 and the guide rail 4 can be directly detected out through data measured by the dial indicator 2, so that the parallelism of the screw rod 6 and the guide rail 4 can be directly measured, and the problem of how to measure the parallelism of the screw rod 6 and the guide rail 4 under the condition that spiral threads exist on the excircle of the screw rod 6 is solved.
In order to solve the technical problem provided above, an embodiment of the present invention further provides a lead screw detection method, which adopts the following technical scheme:
a lead screw detection method comprises the following steps:
the measuring tool 1 is arranged on the measuring end of the dial indicator 2;
mounting the adjusting mechanism 3 on a slide block 5 of a guide rail 4;
the positions of the dial indicator 2 and the measuring tool 1 are adjusted through the adjusting mechanism 3, so that the measuring surface of the measuring tool 1 is attached to the outer circle of the screw rod 6;
and moving the slide block 5 to obtain the numerical value on the dial indicator 2.
The method comprises the following specific steps: the measuring plate 12 is arranged on the adjusting seat 11, the mounting part 15 is arranged in the mounting groove 14, the rotating shaft penetrates through the bearing 16 to mount the measuring plate 12 on the adjusting seat 11, the shaft of the connecting rod 13 is arranged in a mounting hole formed on the adjusting seat 11, the shaft of the connecting rod 13 is fixed by a hexagonal set screw to twist the connecting rod 13 on the measuring tool 1 into a threaded hole of the dial indicator 2, the dial indicator 2 is fixed by locking a fixed block 33, the magnetic seat 31 is adsorbed and fixed on the slide block 5 of the guide rail 4, the measuring plate 12 is just positioned on the top surface or the side surface of the excircle of the screw rod 6 by moving the three adjusting rods 32 to measure the parallelism of the screw rod 6 and the guide rail 4, the bottom surface of the measuring plate 12 is automatically attached to the excircle of the screw rod 6 by the rotating shaft, the slide block 5 is pushed to do linear motion along the guide rail 4, the parallelism of the guide rail 4 and the screw rod, in the process of moving the sliding block 5, if the screw rod 6 is unsmooth or deformed at a certain distance, the parallelism of the screw rod 6 and the guide rail 4 can be directly detected out through data measured by the dial indicator 2, so that the parallelism of the screw rod 6 and the guide rail 4 can be directly measured, and the problem of how to measure the parallelism of the screw rod 6 and the guide rail 4 under the condition that spiral threads exist on the excircle of the screw rod 6 is solved.
It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention without limiting its scope. This invention may be embodied in many different forms and, on the contrary, these embodiments are provided so that this disclosure will be thorough and complete. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and modifications can be made, and equivalents may be substituted for elements thereof. All equivalent structures made by using the contents of the specification and the attached drawings of the invention can be directly or indirectly applied to other related technical fields, and are also within the protection scope of the patent of the invention.
Claims (9)
1. A screw rod detection device is characterized in that,
the device comprises a measuring tool, a dial indicator and an adjusting mechanism;
the measuring tool is arranged on the measuring end of the dial indicator;
the dial indicator is arranged on the adjusting mechanism;
the adjusting mechanism is arranged on the sliding block of the guide rail and used for adjusting the positions of the dial indicator and the measuring tool so that the measuring surface of the measuring tool is attached to the outer circle of the screw rod when the parallelism of the screw rod and the guide rail is detected.
2. The lead screw detecting device according to claim 1,
the measuring tool comprises an adjusting seat, a measuring plate and a connecting rod;
the measuring plate is rotatably connected to the adjusting seat;
the connecting rod is arranged at one end, far away from the measuring plate, of the adjusting seat and is used for being connected with the measuring end of the dial indicator.
3. The lead screw detecting device according to claim 2,
the adjusting seat is provided with a mounting groove, the measuring plate is provided with a mounting part mounted in the mounting groove, bearings are arranged on two sides of the adjusting seat, which are located in the mounting groove, and the mounting part is mounted in the bearings through a rotating shaft.
4. The lead screw detecting device according to claim 3,
the installation part is arranged in the middle area of the measuring plate.
5. The lead screw detecting device according to claim 3,
the installation part is arranged at one end of the measuring plate.
6. The lead screw detecting device according to claim 2,
the adjusting seat is provided with a threaded hole, and the connecting rod is fixed on the adjusting seat through a fastener in the threaded hole in threaded connection.
7. The lead screw detecting device according to claim 1,
the adjusting mechanism is a magnetic gauge stand.
8. The lead screw detecting device according to claim 7,
the magnetic gauge stand comprises a magnetic stand and three adjusting rods;
the magnetic base is arranged on the sliding block of the guide rail, and the three adjusting rods are sequentially arranged on the magnetic base.
9. The lead screw detection method is characterized by comprising the following steps:
mounting a measuring tool on a measuring end of a dial indicator;
mounting an adjusting mechanism on a sliding block of a guide rail;
adjusting the positions of the dial indicator and the measuring tool through the adjusting mechanism to enable the measuring surface of the measuring tool to be attached to the outer circle of the screw rod;
and moving the sliding block to obtain the numerical value on the dial indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910179862.8A CN111678415A (en) | 2019-03-11 | 2019-03-11 | Screw rod detection device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910179862.8A CN111678415A (en) | 2019-03-11 | 2019-03-11 | Screw rod detection device and method |
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| CN111678415A true CN111678415A (en) | 2020-09-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118328805A (en) * | 2024-06-13 | 2024-07-12 | 山东泰格尔数控机床附件有限公司 | Numerical control machine tool guide rail precision detection device |
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