CN213396940U - Tool for correcting metering rod for slewing bearing - Google Patents
Tool for correcting metering rod for slewing bearing Download PDFInfo
- Publication number
- CN213396940U CN213396940U CN202022578290.1U CN202022578290U CN213396940U CN 213396940 U CN213396940 U CN 213396940U CN 202022578290 U CN202022578290 U CN 202022578290U CN 213396940 U CN213396940 U CN 213396940U
- Authority
- CN
- China
- Prior art keywords
- sliding
- measuring rod
- scale
- slewing bearing
- correcting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a tool for correcting a measuring rod for a slewing bearing, which comprises a base, wherein an upper platform is fixedly arranged on the top surface of the base, a slide rail is fixedly arranged on the upper platform, a scale fixing groove is formed on the table surface of the upper platform, the scale fixing groove is parallel to the slide rail, and a scale grating is arranged in the scale fixing groove; one end of the slide rail is fixedly provided with a fixed calibration block, and the other end of the slide rail is fixedly provided with a limiting plate; the sliding seat plate is provided with a sliding chute matched with the sliding rail, and the sliding seat plate is slidably arranged on the sliding rail through the sliding chute; the top surface at the slip bedplate is fixed to the slip calibration block, and the side fixed mounting grating reading head and the digital display screen of slip bedplate, grating reading head set up in the scale fixed slot, sink into the scale fixed slot with scale grating and grating reading head, avoid the mistake to collide with, greatly increase life.
Description
Technical Field
The utility model relates to a frock for proofreading and correct slewing bearing uses gauge rod belongs to gauge rod calibration equipment technical field.
Background
The applicant discloses (application number 201922381714.2) a tool for detecting the span length of the inner gear ring of the slewing bearing, wherein the slewing bearing measuring rod is divided into an inner measuring rod and an outer measuring rod, the ball head of the inner measuring rod faces outwards and is used for measuring the sizes of the inner hole, the inner tooth or the outer ring raceway, and the outer measuring rod is opposite.
And (4) correcting and fixing the rotary support measuring rod by a measurer, and digitally displaying the size, namely the median of the corresponding size of the drawing, of the measuring rod correction tool corresponding to the zero position of the large pointer of the dial indicator. At the moment, the zero position of the measuring rod is the median of the ideal size, the measuring rod is used for detecting the workpiece, and the jumping quantity of the dial indicator is the deviation value of the actual size of the workpiece from the ideal size.
In the prior art, a worker corrects a measuring rod by moving a corresponding jaw of a vernier caliper to a median position of a to-be-verified size, calibrating an outer measuring rod by using an inner bayonet of the large-size vernier caliper, and calibrating the inner measuring rod by using the outer bayonet. This kind of correction mode, when the workman with wide-range slide caliper rule calibration slewing bearing graduated flask, consuming time is long, the operation is inconvenient, requires highly to workman's level, receives the restriction that slide caliper rule precision and graduated flask and jack catch were adjusted the degree of difficulty well, but the accuracy is difficult to guarantee, influences production because of the graduated flask problem easily.
Meanwhile, in the machining and manufacturing processes of the inner ring and the outer ring of the slewing bearing, machining and confirming the sizes of the inner ring and the outer ring in each process and detecting the size of a final finished product, the sizes of the outer circle, the inner hole and the spigot of the inner ring and the outer ring are important detection items, and the sizes are mainly detected through a calibrated measuring rod. Because of the large number of sizes and models, it is not possible to pre-size the metering rod for all sizes and models, limited by the storage space and cost of the metering chamber. In actual production, a metering staff needs to set a measuring rod of a corresponding model according to a plan to be produced every day, the precision and the efficiency are difficult to guarantee by using a traditional large caliper calibration mode, and the measuring rod calibration becomes a major bottleneck restricting production.
Therefore, how to calibrate the measuring rod quickly and effectively becomes a research direction for those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a can be quick calibrate measuring staff to measuring slewing bearing, provide a frock that is used for proofreading and correct slewing bearing and uses measuring staff.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a tool for correcting a measuring rod for a slewing bearing is characterized by comprising a base, wherein an upper platform is fixedly arranged on the top surface of the base, a sliding rail is fixedly arranged on the upper platform, a scale fixing groove is formed in the table surface of the upper platform and is parallel to the sliding rail, and a scale grating is arranged in the scale fixing groove; one end of the slide rail is fixedly provided with a fixed calibration block, and the other end of the slide rail is fixedly provided with a limiting plate; the sliding seat plate is provided with a sliding chute matched with the sliding rail, and the sliding seat plate is slidably arranged on the sliding rail through the sliding chute; the top surface at the slip bedplate is fixed to the slip calibration block, and the side fixed mounting grating reading head and the digital display indicator of slip bedplate, grating reading head set up in the scale fixed slot, sink into the scale fixed slot with scale grating and grating reading head, avoid the mistake to collide with, greatly increase life.
The upper platform is provided with a slide rail with high straightness accuracy, so that the sliding calibration block can conveniently slide, and the measuring rod calibration tool can be conveniently and quickly adjusted to a target size median value to be calibrated by matching with a digital display indicator, and the sliding calibration block is locked by a fastening screw; and (3) putting the measuring rod into the tool, aligning the measuring ball head with the reference surfaces of the calibration blocks on the two sides, adjusting and moving the measuring rod to find the minimum reading number of the dial indicator, and enabling the dial indicator to return to zero at the position to realize the calibration of the dial indicator.
On the basis of the technical scheme, the utility model discloses a reach the convenience of use and the stability of equipment, can also make following improvement to foretell technical scheme:
furthermore, the slide rail is also provided with a slide cushion block in a sliding manner, and the slide cushion block is positioned between the fixed calibration block and the slide calibration block. Be equipped with the sliding pad piece on the slide rail between fixed calibration piece and the slip calibration piece, fixed and slip calibration piece outside is equipped with the graduated flask cushion respectively, conveniently with the graduated flask frame on the calibration frock, makes the packing graduated flask parallel with the upper mounting plate, avoids placing the error that the graduated flask rectified that leads to because of the graduated flask is not horizontal.
Furthermore, the grating reading head is connected with a digital display indicator.
Furthermore, the opposite surfaces and the opposite surfaces of the fixed calibration block and the sliding calibration block are respectively provided with a reference surface for positioning the measuring ball on the measuring rod. Fixed and slip calibration piece both sides all are equipped with the reference surface that is used for the graduated flask location on the graduated flask for this graduated flask correction frock can realize the calibration of two kinds of inside and outside graduated flasks.
Furthermore, the sliding seat plate is provided with a fastening screw. The fastening screw is fixed after the sliding calibration block is calibrated.
The utility model has the advantages that: the gauge rod has the advantages of long calibration tool range, wide application range, accurate measurement, simple operation and convenient reading, and meets the requirements of improving the quality and the production efficiency.
The tool is accurate in measurement, easy to position and convenient to operate, and is provided with the digital display indicating meter to facilitate observation. The quick accurate calibration to the measuring staff can be realized through simple quick operation to the workman, is that workshop production efficiency promotes and work piece size obtains the powerful guarantee of effective control.
Drawings
FIG. 1 is a schematic structural diagram of a tool for calibrating a measuring rod for a slewing bearing according to the present application;
FIG. 2 is an enlarged view A of FIG. 1;
fig. 3 is a schematic structural view of a measuring rod for correcting slewing bearing.
The reference numbers are recorded as follows: the method comprises the following steps of 1-base, 2-slide rail, 3-fixed calibration block, 4-slide calibration block, 5-slide cushion block, 6-upper platform, 7-scale fixing groove, 8-scale grating, 9-slide seat plate, 10-limiting plate, 11-grating reading head, 12-digital display indicator and 13-fastening screw.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
A tool for correcting a measuring rod for a slewing bearing (see figures 1 and 2) comprises a base 1, wherein an upper platform 6 is fixedly arranged on the top surface of the base 1, a sliding rail 2 is fixedly arranged on the upper platform 6, a scale fixing groove 7 is formed in the table top of the upper platform 6, the scale fixing groove 7 is parallel to the sliding rail 2, and a scale grating 8 is arranged in the scale fixing groove 7; one end of the slide rail 2 is fixedly provided with a fixed calibration block 3, and the other end is fixedly provided with a limit plate 10; the sliding seat plate 9 is provided with a sliding chute matched with the sliding rail 2, and the sliding seat plate 9 is slidably arranged on the sliding rail 2 through the sliding chute; the sliding calibration block 4 is fixed on the top surface of the sliding seat plate 9, the side surface of the sliding seat plate 9 is fixedly provided with a grating reading head 11 and a digital display indicator 12, and the grating reading head 11 is arranged in the scale fixing groove 7; a sliding cushion block 5 is also arranged on the sliding rail 2 in a sliding manner, and the sliding cushion block 5 is positioned between the fixed calibration block 3 and the sliding calibration block 4;
the grating reading head 11 is connected with the digital display indicator 12, and data read by the grating reading head is transmitted to the digital display indicator through signals so as to be observed and adjusted conveniently.
In order to increase the application range of the correcting tool, reference surfaces for positioning the measuring balls on the measuring rods are arranged on the opposite surfaces and the opposite back surfaces of the fixed correcting block 3 and the sliding correcting block 4, so that the measuring rod correcting tool can realize the correction of the inner measuring rod and the outer measuring rod;
in order to improve the accuracy of the calibration, the slide seat plate 9 is provided with a fastening screw 13.
The long-strip-shaped metal mirror surface is used as a scale grating of the grating ruler, and the scale grating is made of the same material as a metal measuring rod and a field workpiece, so that the thermal expansion coefficient is the same, the environmental adaptability is good, and the reliability is high.
When a measurer corrects the measuring rod, the measuring ball on the measuring rod is respectively placed on the inner side calibration base surface and the outer side calibration base surface of the calibration block according to whether the measuring rod to be calibrated is an inner hole measuring rod or an outer ring hole measuring rod.
The calibration tool is used for calibrating the inner hole measuring rod, and the number displayed on the digital display screen is the calibration length of the inner hole measuring rod; when the calibrating device is used for calibrating the outer ring measuring rod, the sum of the number displayed on the digital display screen and the thickness between the inner calibrating base surface and the outer calibrating base surface of the two calibrating blocks is the calibrating length of the outer ring measuring rod.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The tool for correcting the measuring rod for the slewing bearing is characterized by comprising a base (1), wherein an upper platform (6) is fixedly installed on the top surface of the base (1), a sliding rail (2) is fixedly arranged on the upper platform (6), a scale fixing groove (7) is formed in the table surface of the upper platform (6), the scale fixing groove (7) is parallel to the sliding rail (2), and a scale grating (8) is installed in the scale fixing groove (7); one end of the sliding rail (2) is fixedly provided with a fixed calibration block (3), and the other end is fixedly provided with a limit plate (10); the sliding seat plate (9) is provided with a sliding chute matched with the sliding rail (2), and the sliding seat plate (9) is slidably arranged on the sliding rail (2) through the sliding chute; the sliding calibration block (4) is fixed on the top surface of the sliding seat plate (9), the grating reading head (11) and the digital display indicator (12) are fixedly installed on the side surface of the sliding seat plate (9), and the grating reading head (11) is arranged in the scale fixing groove (7).
2. The tooling for correcting the measuring rod for the slewing bearing according to claim 1, wherein a sliding cushion block (5) is further mounted on the sliding rail (2) in a sliding mode, and the sliding cushion block (5) is located between the fixed calibration block (3) and the sliding calibration block (4).
3. The tool for correcting the slewing bearing measuring rod according to claim 1, wherein the grating reading head (11) is connected with a digital display indicator (12).
4. The tool for correcting the measuring rod for the slewing bearing according to claim 1, wherein reference surfaces for positioning a measuring ball on the measuring rod are arranged on the opposite surfaces and the opposite surfaces of the fixed calibration block (3) and the sliding calibration block (4).
5. The tooling for correcting the measuring rod for the slewing bearing according to claim 1, wherein the sliding seat plate (9) is provided with a fastening screw (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022578290.1U CN213396940U (en) | 2020-11-10 | 2020-11-10 | Tool for correcting metering rod for slewing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022578290.1U CN213396940U (en) | 2020-11-10 | 2020-11-10 | Tool for correcting metering rod for slewing bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213396940U true CN213396940U (en) | 2021-06-08 |
Family
ID=76193799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022578290.1U Active CN213396940U (en) | 2020-11-10 | 2020-11-10 | Tool for correcting metering rod for slewing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213396940U (en) |
-
2020
- 2020-11-10 CN CN202022578290.1U patent/CN213396940U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102538727B (en) | Machine calibration artifact | |
| CN106705781B (en) | A kind of vernier caliper internal measure-hand registration accuracy detection tool and detection method | |
| CN201057514Y (en) | Large-scale fine measuring instrument | |
| CN201266061Y (en) | Measuring rule | |
| CN113483698B (en) | Calibration device and calibration method for perpendicularity between laser planes | |
| CN102589377A (en) | Measuring instrument testing fixture for length measuring machine | |
| CN109883294A (en) | A kind of special measuring tool and method for fast measuring measuring shell part characteristic feature | |
| CN213396940U (en) | Tool for correcting metering rod for slewing bearing | |
| CN201397109Y (en) | Cylinder body bearing seat lateral face position inspection device | |
| CN203396295U (en) | Standard block used for calibrating dial gauge | |
| CN211346656U (en) | Tool for measuring cylindricity of outer surface of round pipe or round rod | |
| CN211317140U (en) | Deep hole step height measuring device | |
| CN104330009A (en) | Component height size measuring method and measuring tool thereof | |
| CN110440679B (en) | Device and method for detecting taper of conical bolt | |
| CN204228082U (en) | A kind of cylinder cap depth check tool | |
| CN215338127U (en) | Profile tolerance gauge | |
| CN211373470U (en) | Measuring instrument | |
| CN211601769U (en) | Measuring device | |
| CN108871161B (en) | Detection tool assembly for detecting angle of small plane and use method thereof | |
| CN202522196U (en) | Indicating gauge testing fixture for length measuring machine | |
| CN111504156A (en) | Linear dry shrinkage-wet expansion detector for hard inorganic block material | |
| CN118089494B (en) | Special gauge for detecting offset of measuring surface of outside micrometer and detection method | |
| CN215003437U (en) | Precision workpiece measuring calibrator | |
| CN104634255A (en) | Non-contact measuring device for step gauge measurement | |
| CN219798145U (en) | Motor shaft boss face size detection tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |