CN217110879U - Calibrating device for diameter gauge - Google Patents
Calibrating device for diameter gauge Download PDFInfo
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- CN217110879U CN217110879U CN202220406965.0U CN202220406965U CN217110879U CN 217110879 U CN217110879 U CN 217110879U CN 202220406965 U CN202220406965 U CN 202220406965U CN 217110879 U CN217110879 U CN 217110879U
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- standard rod
- lifting frame
- caliper
- clamp
- base
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Abstract
The present disclosure relates to a caliper calibration device, including: a base; the lifting frame is arranged on the base in a sliding mode and can slide up and down; the fixture is arranged on the lifting frame and used for clamping the standard rod; and the adjusting assembly is linked with the lifting frame and used for enabling the lifting frame to slide up and down so as to enable the standard rod on the clamp to be aligned with the diameter measuring instrument. This openly passes through anchor clamps fixed standard stick, and the testing process can be accomplished by single, improves callipers calibration efficiency by a wide margin, and can effectively improve the accuracy of calibration process.
Description
Technical Field
The disclosure relates to the technical field of calipers, in particular to a calibrating device for a caliper.
Background
A diameter gauge is a device used for measuring parameters such as maximum diameter, minimum diameter, average diameter, ovality and the like of parts such as wire rods, rolled materials and the like. In the use process of the diameter measuring instrument, the diameter measuring instrument is often required to be calibrated and debugged in order to ensure the accuracy of a measuring result. In the current calibration process, one person mainly holds the standard rod, the other person uses the caliper to measure the standard rod and record data, the measured data is compared with the standard parameters of the standard rod to judge the measurement accuracy of the caliper, and the caliper is correspondingly debugged.
At present, the calibration of the manual hand-held standard bar mainly has the following defects:
firstly, the standard rod is manually held, and the whole calibration process needs two operators to be matched and completed, so that the calibration efficiency is low;
secondly, the standard rod is manually held for testing, the standard rod is difficult to keep horizontal in the whole calibration process, the axis of the standard rod is difficult to keep aligned with the axis of the diameter measuring instrument measuring area all the time, when the standard rod is inclined or the axis of the standard rod deviates from the axis of the diameter measuring instrument measuring area, the accuracy of the measuring result of the diameter measuring instrument is affected, misjudgment on the evaluation of the measuring accuracy of the diameter measuring instrument is caused, the subsequent calibration and debugging process is also affected, and the actual measuring result of the diameter measuring instrument is inaccurate.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the present disclosure aims to provide a calibrating device for a caliper. This openly through the fixed standard stick of anchor clamps, the testing process can be accomplished by single, improves callipers calibration efficiency by a wide margin, and can effectively improve the accuracy of calibration process.
The disclosed calibrating device for diameter measuring instrument includes:
a base;
the lifting frame is arranged on the base in a sliding mode and can slide up and down;
the clamp is arranged on the lifting frame and used for clamping the standard rod;
and the adjusting assembly is linked with the lifting frame and used for enabling the lifting frame to slide up and down so as to enable the standard rod on the clamp to be aligned with the diameter measuring instrument.
Preferably, a sliding rod is formed on the base, a through hole matched with the sliding rod is formed on the lifting frame, and the through hole is slidably sleeved on the outer side of the sliding rod.
Preferably, the clamp comprises two clamping arms which are arranged in pairs, one ends of the two clamping arms are hinged to the lifting frame, the other ends of the two clamping arms extend to form buckling parts used for buckling the standard rod, and the two clamping arms are matched with the outer peripheral surface of the standard rod to clamp.
Preferably, the lifting frame is provided with a positioning table at one side of the clamp for abutting against the end face of the standard rod.
Preferably, the adjustment assembly comprises:
a drive member;
and the driving piece is linked with the lifting frame through the driving assembly and is used for driving the lifting frame to slide along the vertical direction.
Preferably, the caliper calibration device further comprises:
the controller is in signal connection with the driving piece;
the emission end is arranged below the clamp and used for emitting induction signals, and the emission direction of the emission end is the same as the axial direction of the standard rod;
the sensing end is used for being arranged on the diameter measuring instrument to receive sensing signals of the transmitting end, the sensing end is in signal connection with the controller, and the sensing end is matched with the transmitting end to align the axis of the standard rod with the axis position of a measuring area of the diameter measuring instrument.
Preferably, the driving member is a servo motor; the transmission assembly is a ball screw; the controller is a PLC; the transmitting end is an infrared transmitter; the sensing end is an infrared receiver.
Preferably, one side of the base, which is close to the diameter measuring instrument, is provided with an alignment plate, and the outer side surface of the alignment plate is a flat plate surface which is perpendicular to the axial direction of the standard rod and is used for abutting against the panel of the diameter measuring instrument so as to enable the standard rod to be perpendicular to the panel of the diameter measuring instrument.
Preferably, the end of the alignment plate remote from the plate face is hinged to the base.
Preferably, the bottom surface of the base is provided with an anti-slip layer.
The utility model discloses a calibrator for diameter gauges, its advantage lies in:
1. the calibration device has the advantages that the standard rod is clamped and fixed through the clamp, and then the diameter measuring instrument is used for measuring the standard rod, so that the calibration process can be completed by one person, the calibration efficiency is greatly improved, and the labor consumption is reduced;
2. according to the calibrating device, the standard rod is kept horizontal in the calibrating process through the positioning table, the transmitting end, the sensing end, the aligning plate and the like, and the axis of the standard rod can be always aligned with the axis of the measuring area of the diameter measuring instrument, so that the accuracy of the diameter measuring instrument on the measuring result of the standard rod is ensured, the measuring error is reduced, the accuracy of the calibrating process is improved, and the subsequent calibrating and debugging process is more accurate;
3. the crane is of a height-adjustable structure, the height of the crane can be adjusted according to the height of the measuring area of the matched diameter measuring instrument, so that the calibrating device can be matched with the diameter measuring instruments of different models for use, the use is more flexible and convenient, and the applicability is wider.
Drawings
FIG. 1 is a schematic structural view of a caliper calibration device according to the present disclosure;
fig. 2 is a second schematic structural view of a caliper calibration device according to the present disclosure;
fig. 3 is a third schematic structural diagram of a caliper calibration apparatus according to the present disclosure.
Description of reference numerals: the device comprises a base, 11 sliding rods, 2 lifting frames, 21 positioning tables, 3 clamps, 31 clamping arms, 311 buckling parts, 4 adjusting components, 41 driving components, 42 transmission components, 5 transmitting ends and 6 aligning plates.
Detailed Description
As shown in fig. 1-3, a caliper calibration apparatus according to the present disclosure includes:
And the clamp 3 is arranged on the lifting frame 2 and used for clamping the standard rod from the outer side of the standard rod so as to keep the position of the standard rod fixed.
Adjusting part 4, adjusting part 4 and crane 2 linkage for drive crane 2, make crane 2 slide from top to bottom on base 1, with the height of adjusting crane 2, and then make the standard stick on the anchor clamps 3 align with the measurement area of calliper appearance.
According to the calibration device, the standard rod is clamped and fixed through the clamp 3, and then the standard rod is measured through the diameter measuring instrument, so that the calibration process can be completed by one person, the calibration efficiency is greatly improved, and the labor consumption is reduced; meanwhile, the standard rod is fixed in position in the calibration process and is not easy to shift, so that the measuring result of the diameter measuring instrument in the calibration process is accurate, and the calibration and debugging process is more accurate.
The high accessible adjusting part 4 of this disclosed crane 2 is adjusted, can be according to the height of supporting caliper measuring instrument's measurement area altitude mixture control crane 2 for this disclosed calibrating device can use with the caliper measuring instrument of different models is supporting, uses nimble convenience more, and the suitability is more extensive.
Furthermore, in this embodiment, two sides of the upper surface of the base 1 extend upward to form a cylindrical sliding rod 11, the sliding rod 11 is perpendicular to the base 1, the sliding rod 11 and the base 1 are of an integrated structure, and both the sliding rods 11 are located on a central axis of the base 1 in the horizontal direction. The crane 2 is provided with a through hole matched with the slide bar 11, the through hole penetrates through the crane 2 along the thickness direction of the crane 2, the through hole is a circular hole, the aperture of the through hole is slightly larger than the diameter of the slide bar 11, the through hole is slidably sleeved on the outer side of the slide bar 11, so that the crane 2 can slide up and down along the slide bar 11, and the crane 2 can slide up and down on the base 1. Usually, the upper end of the slide bar 11 and the position close to the lower part are provided with limiting plates, the limiting plates are circular ring-shaped plates, the outer diameter of the limiting plates is larger than the aperture of the through hole, so that the sliding stroke of the lifting frame 2 is limited, and the lifting frame 2 is prevented from sliding and dislocating. The mode that the slide bar 11 is matched with the through hole has simple structure, convenient processing and stable sliding.
Further, in this embodiment, anchor clamps 3 are including two arm lock 31 that set up in pairs, two arm lock 31 symmetries set up the left and right sides at crane 2 axis, be equipped with a plurality of articulated seats on the crane 2, be formed with first hinge hole on the articulated seat, the lower extreme of arm lock 31 is formed with the second hinge hole of first hinge hole adaptation, after first hinge hole and second hinge hole align, wear to locate the hinge in first hinge hole and second hinge hole, so that arm lock 31 can rotate for articulated seat, and then realize the articulated between arm lock 31 and the crane 2, make two arm lock 31 can rotate on crane 2 relatively, in order to carry out opening or closed action of anchor clamps 3. The upper end of the clamping arm 31 extends to form a buckling part 311 for buckling the standard rod, the buckling part 311 is perpendicular to the lower part of the clamping arm 31, so that the whole clamping arm 31 is in an 'L' shape, and the two clamping arms 31 are close to each other and matched with each other to be clamped on the outer peripheral surface of the standard rod, so that the standard rod is fixed. In a specific embodiment, the number of the clamping arms 31 is two, and the two pairs of clamping arms 31 are respectively arranged on the front side and the rear side of the lifting frame 2 so as to respectively clamp the standard rod from the front end and the rear end of the standard rod, so that the standard rod is clamped more stably. The clamping arm 31 is usually a pneumatic clamping arm 31 or an electric clamping arm 31, and the clamping arm 31 is driven to rotate by air pressure or a motor, so as to open or close the clamping arm 31. According to the clamping arm 31 structure, when the two clamping arms 31 are close to each other, the two clamping arms 31 are tangent to the outer peripheral surface of the standard rod from two sides respectively, and clamping force is applied to the standard rod through the movement trend of the two clamping arms close to each other, so that the standard rod is clamped stably, the standard rod can be effectively fixed, the standard rod is prevented from shifting in the calibration process, and the accuracy of the calibration process is improved. Meanwhile, the clamping arm 31 structure can be used for clamping standard rods with different diameters, and the applicability is wider.
Furthermore, in the embodiment, the lifting frame 2 is provided with a positioning table 21 for abutting against the end face of the standard rod at the rear side of the clamp 3, the positioning table 21 is in a flat plate shape, and is arranged at the rear side of the clamping position of the clamp 3 perpendicular to the plane of the lifting frame 2. When the clamp 3 is used for clamping the standard rod, the end face of the standard rod can abut against the positioning table 21, so that the standard rod can be perpendicular to the positioning table 21, the axial direction of the standard rod is further parallel to the plane where the lifting frame 2 is located, the standard rod is kept in a horizontal posture, and the accuracy of the calibration process is improved.
Further, in the present embodiment, the adjusting assembly 4 includes:
the driving part 41, the driving part 41 usually adopts a servo motor to realize the rotation control with high precision;
Further, in this embodiment, the calibrating apparatus for a caliper further includes:
the controller is in signal connection with the driving part 41, and particularly, the controller usually adopts a PLC (programmable logic controller) which is provided with a plurality of input and output ports and is stable in control;
the transmitting end 5 is arranged below the clamp 3 and used for transmitting induction signals, and more specifically, the transmitting end 5 is located at the position of the central axis of the lifting frame 2, so that the transmitting end 5 and the axis of the standard rod in the clamping state are located on the same straight line, and the emergent direction of the transmitting end 5 and the axial direction of the standard rod are in the same direction. More specifically, the emitting end 5 is an infrared emitter for emitting infrared rays along the axial direction of the standard rod;
the sensing end is arranged on the diameter measuring instrument, particularly, the sensing end is usually arranged right below the axle center position of a measuring area of the diameter measuring instrument, the distance between the sensing end and the axle center position of the measuring area of the diameter measuring instrument is equal to the distance between the transmitting end 5 and the center position of the clamp 3, when the transmitting end 5 is aligned with the sensing end, the center position of the clamp 3 corresponds to the axle center position of the measuring area of the diameter measuring instrument, further, the axle center position of the standard rod is aligned with the axle center position of the measuring area of the diameter measuring instrument, the sensing end is in signal connection with the controller, the sensing end is matched with the transmitting end 5 to align the axle center of the standard rod with the axle center position of the measuring area of the diameter measuring instrument, more particularly, the sensing end is an infrared receiver matched with the infrared transmitter, the infrared transmitter is used for transmitting infrared rays, when the infrared receiver receives a sensing signal of the infrared transmitter,
when the axis of the standard rod is aligned with the axis of the measuring area of the diameter measuring instrument, operators can conveniently judge whether the standard rod is accurate or not, and therefore accuracy of the calibration process is improved. More preferably, the operation of the driving member 41 can be controlled according to the sensing signal of the sensing end, for example, in the process of adjusting the height of the lifting frame 2 through the driving member 41, when the sensing end receives the infrared ray to generate the sensing signal, the sensing signal is input into the controller, and after receiving the sensing signal, the controller controls the driving member 41 to stop, so that the lifting frame 2 is stationary, thus the automatic adjustment of the height of the lifting frame 2 can be realized, and the efficiency of the calibration process is further improved.
Furthermore, in this embodiment, one side of the base 1 close to the caliper is provided with an alignment plate 6, the outer side surface of the alignment plate 6 is a flat plate surface, the flat plate surface is perpendicular to the axial direction of the standard rod and is used for abutting against the panel of the caliper so as to enable the standard rod to be perpendicular to the panel of the caliper, and in the calibration process, the flat plate surface of the alignment plate 6 is flush and abutted against the panel of the caliper, so that the standard rod can be perpendicular to the panel of the caliper, that is, perpendicular to the measurement area of the caliper, so as to improve the accuracy of the calibration process.
More specifically, the end of the alignment plate 6, which is far away from the flat plate surface, is hinged to the base 1 in a hole-shaft matching manner, so that the alignment plate 6 can rotate relative to the base 1, and the rotation amplitude of the alignment plate 6 is limited to 90 degrees through a limiting structure, so that the alignment plate 6 can be opened or folded in the use process, and the diameter measuring instrument calibration device can be conveniently stored and moved.
This is disclosed through location platform 21, transmitting terminal 5, response end and alignment board 6 isotructures for the standard rod keeps the level in the calibration process, and can make the axle center of standard rod and the axle center of calibrating the footpath appearance measuring area align all the time, and then guarantee the accuracy of calibrating the footpath appearance to the standard rod measuring result, reduce measuring error, improve the accuracy of calibration process, and then make subsequent calibration debugging process more accurate.
Furthermore, in this embodiment, the bottom surface of the base 1 is provided with an anti-slip layer, the anti-slip layer is a rubber layer, and the rubber layer can increase the relative friction force between the base 1 and the table-board, so that the caliper calibration device is not easy to shift in the calibration process, and the accuracy of the calibration result is improved.
The use process of the disclosed calibrating device for the diameter measuring instrument is as follows, the calibrating device for the diameter measuring instrument is moved to the side of the diameter measuring instrument to be calibrated, the alignment plate 6 is pulled out, the flat plate surface of the alignment plate 6 is attached to the panel of the diameter measuring instrument, then the position of the calibrating device for the diameter measuring instrument is adjusted, the central position of the clamp 3 and the axis position of the measuring area of the diameter measuring instrument are positioned on the same straight line, then the clamping arm 31 is opened, the standard rod is placed into the clamping arm 31, the end surface of the standard rod is abutted against the positioning table 21 in the placing process, and then the clamping arm 31 is closed to clamp the standard rod, so that the standard rod is fixed. The lifting table is controlled to slide up and down through the driving piece 41, meanwhile, the transmitting end 5 starts to transmit infrared rays, the sensing end starts, when the sensing end receives an infrared ray generated sensing signal, the driving piece 41 stops to further enable the lifting frame 2 to keep still, the axis of the standard rod is aligned with the axis position of a measuring area of the diameter gauge, the diameter gauge calibrating device is kept fixed, then the diameter gauge is started to measure the standard rod, a measuring result is recorded, the diameter gauge is calibrated and debugged, and after the debugging is completed, the standard rod is taken out, so that the calibrating and debugging process of the diameter gauge is completed.
This openly passes through 3 fixed standard sticks of anchor clamps, and the testing process can be accomplished by single, improves callipers calibration efficiency by a wide margin, and can effectively improve the accuracy of calibration process.
In the description of the present disclosure, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience in describing and simplifying the present disclosure, and in the absence of a contrary explanation, these directional terms are not intended to indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present disclosure.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present disclosure.
Claims (10)
1. A caliper calibration device, comprising:
a base;
the lifting frame is arranged on the base in a sliding mode and can slide up and down;
the clamp is arranged on the lifting frame and used for clamping the standard rod;
and the adjusting assembly is linked with the lifting frame and is used for enabling the lifting frame to slide up and down so as to enable the standard rod on the clamp to be aligned with the diameter measuring instrument.
2. The calibrator for calipers according to claim 1, wherein a slide bar is formed on the base, a through hole matched with the slide bar is formed on the lifting frame, and the through hole is slidably sleeved outside the slide bar.
3. The calibrator for calipers according to claim 1, wherein the clamp comprises two clamp arms arranged in pairs, one ends of the two clamp arms are hinged to the lifting frame, the other ends of the two clamp arms extend to form a buckling part for buckling a standard rod, and the two clamp arms are matched with each other to clamp the peripheral surface of the standard rod.
4. A caliper calibration device according to claim 1 wherein the elevator frame is formed with a locating station on one side of the jig for abutting against an end face of a standard rod.
5. The caliper calibration device of claim 1 wherein said adjustment assembly comprises:
a drive member;
and the driving piece is linked with the lifting frame through the driving assembly and is used for driving the lifting frame to slide along the vertical direction.
6. The caliper calibration device of claim 5 further comprising:
the controller is in signal connection with the driving piece;
the emission end is arranged below the clamp and used for emitting induction signals, and the emission direction of the emission end is the same as the axial direction of the standard rod;
the sensing end is used for being arranged on the diameter measuring instrument to receive the sensing signal of the transmitting end, the sensing end is in signal connection with the controller, and the sensing end is matched with the transmitting end to align the axis of the standard rod with the axis position of the measuring area of the diameter measuring instrument.
7. The caliper calibration device of claim 6 wherein said drive member is a servo motor; the transmission assembly is a ball screw; the controller is a PLC; the transmitting end is an infrared transmitter; the sensing end is an infrared receiver.
8. A caliper calibration device according to claim 1 wherein the base is provided with an alignment plate on a side thereof adjacent the caliper, the outer side of the alignment plate being a flat surface perpendicular to the axial direction of the standard rod for abutting against the face plate of the caliper to align the standard rod perpendicular to the face plate of the caliper.
9. A calliper calibration means according to claim 8, wherein the end of the alignment plate remote from the face of the plate is hinged to the base.
10. A caliper calibration device according to claim 1 wherein the bottom surface of the base is provided with an anti-slip layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220406965.0U CN217110879U (en) | 2022-02-25 | 2022-02-25 | Calibrating device for diameter gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220406965.0U CN217110879U (en) | 2022-02-25 | 2022-02-25 | Calibrating device for diameter gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217110879U true CN217110879U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220406965.0U Active CN217110879U (en) | 2022-02-25 | 2022-02-25 | Calibrating device for diameter gauge |
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| Country | Link |
|---|---|
| CN (1) | CN217110879U (en) |
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2022
- 2022-02-25 CN CN202220406965.0U patent/CN217110879U/en active Active
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