CN212963226U - High-precision flat wire diameter measuring equipment - Google Patents
High-precision flat wire diameter measuring equipment Download PDFInfo
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- CN212963226U CN212963226U CN202020907177.0U CN202020907177U CN212963226U CN 212963226 U CN212963226 U CN 212963226U CN 202020907177 U CN202020907177 U CN 202020907177U CN 212963226 U CN212963226 U CN 212963226U
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Abstract
The utility model discloses a high accuracy flat wire diameter measuring equipment, it includes frame, preceding flat wire alignment supporting mechanism, back flat wire alignment supporting mechanism, laser diameter measuring appearance and rotary drive device. The high-precision flat wire diameter measuring equipment provided by the utility model has the advantages that the structural design is ingenious and reasonable, the laser diameter measuring instrument is driven by the rotary driving device to rotate towards the thickness base plane and the width base plane of the flat wire, and the thickness and the width of the flat wire can be conveniently measured by one laser diameter measuring instrument; and in the measurement process, the device can deflect positively and negatively by a certain angle to eliminate the error caused by the twisting of the flat wire, improve the measurement precision, simultaneously save the traditional process of applying pressure to the flat wire to position and prevent the flat wire from twisting, avoid the surface of the measured flat wire from being damaged, and ensure the product quality of the flat wire.
Description
Technical Field
The utility model relates to a flat line measures technical field, in particular to high accuracy flat line diameter measuring equipment.
Background
The laser diameter measuring instrument is a laser measuring instrument which adopts an optical scanning measuring mode to measure the diameter, width, thickness and other dimensions of an object in a non-contact manner, and is widely applied to industrial production. The diameter measuring instrument is widely applied to various industries such as electric wires and cables, enameled wires, metal wires, PVC pipes, medical instruments and the like. The on-line detection and the off-line detection can be realized, and the automatic feedback control and the on-line communication with a computer can be realized.
Referring to the working principle of the laser diameter measuring instrument in fig. 1, a laser beam is emitted by a semiconductor laser 1, an octaprism 3 is driven by a motor 2 to rotate at a high speed, the laser beam is scanned and converted into parallel light through a prism 4 and passes through a test area (GATE), when an object to be measured 5 exists in the test area, part of the parallel light is shielded by the octaprism, and the parallel light is converted into low level on a photoelectric receiving tube through a focusing prism 6; and the parallel light which is not shielded by the measured object is converted into high level, and the outer diameter value, the width value or the thickness value of the measured object in the laser beam scanning direction can be calculated by calculating the scanning time of the low level.
At present, the laser diameter measuring instrument on the market monitors whether the size of a measured object meets the requirements of a production process, when the measured line is a flat line and has the phenomena of free swing and slight twisting in a suspended and running state, the width size of a shadow part of a light beam shielded by the laser diameter measuring instrument has deviation from the actual size, and referring to fig. 2, the measured size data H has deviation from the actual size H, so that the existing laser diameter measuring instrument is difficult to accurately measure the size in the length direction and the width direction of the cross section of the flat line.
The utility model discloses a utility model patent with publication number "CN 210220990U", entitled "adjustable flat wire diameter measuring tool", discloses an adjustable flat wire diameter measuring tool, which comprises a corner seat for installing a diameter measuring instrument host, wherein two sides of the corner seat are respectively provided with an L-shaped support, and each L-shaped support is provided with a support arm with adjustable position; the top end of the L-shaped support is provided with a wire passing wheel, and the corresponding support arm is provided with a wire pressing wheel which is matched with the wire passing wheel to work; the L-shaped support seats and the support arms on the two sides of the corner seat are symmetrically arranged. The pressure applied to the flat wire to be measured by each wire pressing wheel is adjusted through the stretching of the support arm, so that the flat wire to be measured is not twisted, the measuring beam of the laser diameter measuring instrument is perpendicular to the measured base plane, and the measuring precision is improved.
However, the surface of the flat wire to be measured is sometimes soft, and the surface of the flat wire to be measured is easily damaged when pressure is applied; the technical scheme is that only the torsion of the flat wire is reduced as much as possible, but the torsion of the flat wire is not completely eliminated, and the flat wire still slightly twists in the measuring process, so that the measuring light beam of the laser diameter measuring instrument is not perpendicular to a measuring base plane, and the measuring precision is influenced; in addition, the thickness and the width of the flat wire can be measured only by arranging two laser diameter measuring instruments, namely, one laser diameter measuring instrument is specially used for measuring the thickness of the flat wire, and the other laser diameter measuring instrument is specially used for measuring the width of the flat wire, so that the cost is high.
SUMMERY OF THE UTILITY MODEL
To the above, the utility model aims to provide a structural design is ingenious, reasonable, flat line measurement accuracy's high accuracy flat line diameter measuring equipment.
The utility model discloses a realize above-mentioned purpose, the technical scheme that provides is: the utility model provides a high accuracy flat line diameter measuring equipment, its includes frame, preceding flat line alignment supporting mechanism, back flat line alignment supporting mechanism, laser diameter measuring appearance and rotary driving device, preceding flat line alignment supporting mechanism, rotary driving device and back flat line alignment supporting mechanism arrange in proper order and set up in the frame, the laser diameter measuring appearance corresponds the conveying orbit setting of flat line on rotary driving device to receive this rotary driving device's drive to do the rotation action with the conveying trajectory of flat line.
As a preferred scheme of the utility model, the front flat wire aligning and supporting mechanism comprises a support, a rotating shaft, a locking screw, a support arm, an adjusting screw, a guide shaft, a unilateral guide wheel, a width adjusting wheel and a locking wheel, wherein the support is arranged on the frame, the support is provided with a mounting hole matched with the rotating shaft, the support is provided with a locking screw hole radially extending into the mounting hole corresponding to the mounting hole, the rotating shaft is inserted into the mounting hole, the locking screw is screwed into the locking screw hole and is pressed on the rotating shaft, the lower end of the support arm is provided with an axial sliding hole matched with the rotating shaft, the support arm is provided with an adjusting screw hole radially extending into the axial sliding hole corresponding to the axial sliding hole, the adjusting screw is screwed into the adjusting screw hole and is pressed on the rotating shaft, the guide shaft is arranged at the upper end of the support arm, the unilateral guide wheel is movably sleeved on the guide shaft, the radial protruding fender portion that forms of one end of this unilateral guide pulley near the support arm, the other end are cylindricly forms and connect portion soon, should connect the portion soon and be equipped with the external screw thread, transfer wide wheel and locking wheel cover in proper order and establish on connecting portion soon, and all be equipped with the internal thread with external screw thread looks adaptation.
As an optimized scheme of the utility model, the unilateral guide pulley passes through axle sleeve or bearing housing and establishes on the guide axle, promotes the pivoted flexibility, and wear-resisting, long service life.
As a preferred scheme of the utility model, rotary drive includes support, cavity step motor and swivel mount, the support sets up in the frame perpendicularly, and the delivery track that corresponds the flat wire on this support is equipped with the installing port, cavity step motor installs on this installing port, and the axial is equipped with the through-hole that lets the flat wire pass in this cavity step motor's the pivot, the swivel mount sets up in cavity step motor's the pivot.
As a preferred scheme of the utility model, the swivel mount includes positive board and curb plate, the one end of positive board be equipped with the double-layered hole of cavity step motor's pivot looks adaptation, the other end crescent forms the installation department, a side of curb plate is connected perpendicularly on this installation department, and the opposite side is equipped with and is used for installing laser diameter measuring instrument's pilot hole. The screws penetrate through the assembling holes and are screwed into the laser diameter measuring instrument, and the purpose of fixing the laser diameter measuring instrument is achieved.
As an optimized scheme of the utility model, it still includes proximity switch and inductive loop, and this inductive loop overlaps and establishes in cavity step motor's the pivot, proximity switch corresponds the position setting of inductive loop on the support, and is equipped with on the inductive loop laser diameter measuring instrument's measuring beam is in when the width basal plane of ribbon line with the width boss of proximity switch looks adaptation and the thickness boss of laser diameter measuring instrument when the measuring beam is towards the thickness basal plane of ribbon line with proximity switch looks adaptation.
The utility model has the advantages that: the high-precision flat wire diameter measuring equipment provided by the utility model has the advantages that the structural design is ingenious and reasonable, the laser diameter measuring instrument is driven by the rotary driving device to rotate towards the thickness base plane and the width base plane of the flat wire, and the thickness and the width of the flat wire can be conveniently measured by one laser diameter measuring instrument; and in the measurement process, the device can deflect positively and negatively by a certain angle to eliminate the error caused by the twisting of the flat wire, improve the measurement precision, simultaneously save the traditional process of applying pressure to the flat wire to position and prevent the flat wire from twisting, avoid the surface of the measured flat wire from being damaged, and ensure the product quality of the flat wire.
Drawings
Fig. 1 is a working principle diagram of a laser diameter measuring instrument.
FIG. 2 is a schematic diagram of the principle of error in measuring a flat wire by a conventional laser diameter measuring instrument.
Fig. 3 is a schematic structural diagram 1 of the present invention for measuring the width of the flat wire.
Fig. 4 is a schematic structural diagram 2 of the present invention for measuring the width of the flat wire.
Fig. 5 is a schematic structural view of the present invention for measuring the thickness of the flat wire.
Fig. 6 is a schematic structural view of the middle-front flat wire aligning and supporting mechanism of the present invention.
Fig. 7 is a schematic structural diagram of the middle rotation driving device of the present invention.
Fig. 8 is a schematic structural diagram 1 of the present invention during measurement.
Fig. 9 is a schematic structural diagram 2 of the present invention during measurement.
Detailed Description
Example (b): referring to fig. 3 to 9, the embodiment of the utility model provides a high accuracy flat wire diameter measuring equipment, it includes frame 1, preceding flat wire alignment supporting mechanism 2, back flat wire alignment supporting mechanism 3, laser diameter measuring instrument 4 and rotary driving device 5, preceding flat wire alignment supporting mechanism 2, rotary driving device 5 and back flat wire alignment supporting mechanism 3 arrange the setting in proper order in frame 1, the conveying orbit setting that laser diameter measuring instrument 4 corresponds flat wire 6 is on rotary driving device 5 to receive the drive of this rotary driving device 5 to do rotary motion with the conveying orbit line of flat wire 6.
Referring to fig. 6, the front flat wire aligning and supporting mechanism 2 includes a support 21, a rotating shaft 22, a locking screw 23, a support arm 24, an adjusting screw 25, a guide shaft 26, a single-side guide wheel 27, a width-adjusting wheel 28 and a locking wheel 29, the support 21 is disposed on the frame 1, the support 21 is provided with a mounting hole adapted to the rotating shaft 22, the support 21 is provided with a locking screw hole radially extending into the mounting hole at a position corresponding to the mounting hole, the rotating shaft 22 is inserted into the mounting hole, the locking screw 23 is screwed into the locking screw hole and pressed against the rotating shaft 22, the lower end of the support arm 24 is provided with an axial sliding hole adapted to the rotating shaft 22, the support arm 24 is provided with an adjusting screw hole radially extending into the axial sliding hole at a position corresponding to the axial sliding hole, the adjusting screw 25 is screwed into the adjusting screw hole and pressed against the rotating shaft 22, the guide shaft 26 is disposed at the upper end of the support arm 24, the unilateral guide wheel 27 is movably sleeved on the guide shaft 26, preferably, the unilateral guide wheel 27 is sleeved on the guide shaft 26 through the bearing 20, so that the flexibility of rotation is improved, and the unilateral guide wheel is wear-resistant and long in service life. In other embodiments, bushings may be used instead of bearings 20.
The radial protruding fender portion that forms of one end that is close to support arm 24 of unilateral guide pulley 27, the other end is cylindricly forms and connects the portion soon, should connect soon and be equipped with the external screw thread in the portion, transfer wide wheel 28 and locking wheel 29 cover in proper order and establish on connecting soon, and all be equipped with the internal thread with external screw thread looks adaptation. The width of the guide wheel groove can be conveniently adjusted by matching the width adjusting wheel 28, the locking wheel 29 and the single-side guide wheel 27, so that the width of the guide wheel groove is the same as or slightly wider than the width of the measured flat wire, the swing amplitude of the flat wire running to a laser measurement area is reduced, and the measurement precision is improved. When the width of the guide wheel groove needs to be adjusted to adapt to the flat wires with different widths, the locking wheel 29 is firstly unscrewed, then the position of the width adjusting wheel 28 is adjusted, the distance between the width adjusting wheel 28 and the blocking part of the single-side guide wheel 27 is equal to or slightly larger than the width of the flat wire, and then the locking wheel 29 is screwed to move towards one side of the width adjusting wheel 28 until the position of the width adjusting wheel 28 is locked. After the width of the guide wheel groove is adjusted, the width adjusting wheel 28 is limited through the locking wheel 29, the positioning effect is good, the loosening and the displacement are not easy to occur, and the working stability is improved.
The structure of the rear flat wire aligning and supporting mechanism 3 is consistent with that of the front flat wire aligning and supporting mechanism 2.
Referring to fig. 7, the rotation driving device 5 includes a bracket 51, a hollow stepping motor 52 and a rotating frame 53, the bracket 51 is vertically disposed on the frame 1, a mounting opening is disposed on the bracket 51 corresponding to the conveying track of the flat wire 6, the hollow stepping motor 52 is mounted on the mounting opening, a through hole for the flat wire 6 to pass through is axially disposed on a rotating shaft of the hollow stepping motor 52, the rotating shaft of the hollow stepping motor 52 is a double-output shaft, and two ends of the rotating shaft extend out from a casing of the hollow stepping motor 52. The rotating frame 53 is provided on a rotating shaft of the hollow stepping motor 52. Specifically, swivel mount 53 includes positive board and curb plate, the one end of positive board be equipped with the double-layered hole of cavity step motor 52's pivot looks adaptation, the other end crescent forms the installation department, a side of curb plate is connected perpendicularly on this installation department, and the opposite side is equipped with and is used for installing laser diameter measuring instrument 4's pilot hole. The laser diameter measuring instrument 4 is screwed in through the screw penetrating through the assembling hole, and the purpose of fixing the laser diameter measuring instrument 4 is achieved.
In order to improve the positioning accuracy of the control rotation driving device 5, an induction ring 54 is sleeved on the rotating shaft of the hollow stepping motor 52, and a proximity switch 55 is arranged on the bracket 51 corresponding to the position of the induction ring 54. And the sensor ring 54 is provided with a width projection and a thickness projection. When the measuring beam of the laser diameter measuring instrument 4 faces the width base surface of the flat wire 6, the width boss just rotates to the position matched with the proximity switch 55. When the measuring beam of the laser diameter measuring instrument 4 faces the thickness base surface of the flat wire 6, the thickness boss just rotates to the position matched with the proximity switch 55.
The high-precision flat wire diameter measuring equipment provided by the utility model has the advantages that the structure design is ingenious and reasonable, the laser diameter measuring instrument 4 is driven by the rotary driving device 5 to rotate towards the thickness base surface and the width base surface of the flat wire 6, and the thickness and the width of the flat wire 6 can be conveniently measured by using one laser diameter measuring instrument 4; in the measuring process, the flat wire 6 can deflect positively and negatively by a certain angle, so that errors caused by twisting deflection of the flat wire 6 can be eliminated, and the measuring precision is improved.
During operation, the utility model discloses high accuracy flat wire diameter measuring equipment's diameter measuring method as follows:
(1) the front flat wire aligning and supporting mechanism 2 and the rear flat wire aligning and supporting mechanism 3 are used for supporting and aligning a flat wire 6 to be measured, so that the center line of the flat wire 6 is aligned with the center position of a measuring beam of the laser diameter measuring instrument 4; when the supporting height needs to be adjusted, the locking screw 23 is unscrewed, the supporting height is adjusted by adjusting the swinging angle of the support arm 24, and when the supporting height is adjusted to the required height, the locking screw 23 is screwed down; the position of the flat wire 6 needs to be adjusted so that the central line of the flat wire 6 is in relative timing with the central position of the measuring beam of the laser diameter measuring instrument 4; the adjusting screw 25 is unscrewed, and the support arm 24 can be pushed to move axially on the rotating shaft, and when the support arm is moved to a required position, the adjusting screw 25 is screwed. When the width of the guide wheel groove needs to be adjusted to adapt to the flat wires with different widths, the locking wheel 29 is firstly unscrewed, then the position of the width adjusting wheel 28 is adjusted, the distance between the width adjusting wheel 28 and the blocking part of the single-side guide wheel 27 is equal to or slightly larger than the width of the flat wire, and then the locking wheel 29 is screwed to move towards one side of the width adjusting wheel 28 until the position of the width adjusting wheel 28 is locked. The flat wire is pulled by a tractor to be conveyed forwards to pass through a measuring area of the laser diameter measuring instrument 4;
(2) when the thickness of the flat wire 6 needs to be measured, the rotary driving device 5 drives the laser diameter measuring instrument 4 to rotate so that the measuring light beam faces to the thickness base plane of the flat wire 6, the laser diameter measuring instrument 4 continuously measures the thickness base plane of the flat wire 6, and in the measuring process, the rotary driving device 5 drives the laser diameter measuring instrument 4 to deflect positively and negatively by a certain angle a, wherein the angle a is preferably +/-10 degrees, and the deflection preferably rotates by taking the central line of the flat wire as an axis. The laser diameter measuring instrument 4 obtains a plurality of thickness values of the flat wire measured in the deflection angle range of the flat wire, and the thickness value of the flat wire with the minimum thickness value is selected from a plurality of thickness values with different sizes;
(3) when the width of the flat wire 6 needs to be measured, the rotary driving device 5 drives the laser diameter measuring instrument 4 to rotate so that the measuring light beam of the laser diameter measuring instrument faces to the width base plane of the flat wire 6, the laser diameter measuring instrument 4 continuously measures the width base plane of the flat wire 6, in the measuring process, the rotary driving device 5 drives the laser diameter measuring instrument 4 to deflect positively and negatively by a certain angle, such as +/-10 degrees, the laser diameter measuring instrument 4 obtains a plurality of width values measured by the flat wire 6 within the deflection angle range of the flat wire, and the minimum width value is taken as the width value of the flat wire 6 in a plurality of width values with different sizes;
the steps (2) and (3) are not in sequence, and can be carried out alternately, so that the thickness values and the width values of the flat wire at different positions can be accurately obtained.
In order to further accurately obtain the thickness and the width of the flat wire 6, the step (2) is adopted to measure N positions of the flat wire 6 to obtain the minimum thickness values of the N positions, the minimum thickness values of the N positions are added and summed up, and then the sum is divided by N to obtain the minimum average thickness value, wherein N is a positive integer. The thickness value of the flat wire 6 is obtained.
And (4) measuring N positions of the flat wire 6 by adopting the step (3) to obtain the minimum width values of the N positions, summing the minimum width values of the N positions, dividing by N to obtain the minimum average width value, wherein N is a positive integer to obtain the width value of the flat wire 6.
The utility model discloses when measuring the thickness or the width of flat wire 6, see figure 8. Take the measurement of the thickness of the flat wire 6 as an example. In the process of conveying and measuring the flat wire 6, torsion cannot be avoided in the process of quickly conveying the flat wire 6, so that the situation that a measuring beam of the laser diameter measuring instrument 4 can be perpendicular to a measured thickness base surface during measurement is difficult to ensure, and therefore, after the flat wire 6 is twisted, a certain amount of shielding can occur during measurement, and the thickness value H measured by the laser diameter measuring instrument 4 is larger than the actual thickness;
referring to fig. 9, the laser caliper 4 is driven by the rotary drive device 5 to deflect plus and minus 10 degrees. In the deflection measurement process, the measuring beam of the laser diameter measuring instrument 4 can be just vertical to the measured thickness base plane at a certain time point, and at the moment, due to the fact that no twisting part is shielded, namely the measured value is the minimum, the minimum thickness value is selected from a plurality of thickness values to be compared, and the minimum thickness value is the thickness of the flat wire 6. When the measuring light beam is not perpendicular to the measured thickness base plane or the measured width base plane, namely, when the flat wire 6 is twisted, a certain amount of shielding occurs, and the measured values H are larger than the actual thickness or width; in the deflection measurement process, the measuring beam of the laser diameter measuring instrument 4 can be just vertical to the measured thickness base plane at a certain time point, the measured value h is the minimum and is infinitely close to the actual thickness, and the thickness of the flat wire 6 can be obtained at high precision. For traditional measurement process, save and exert pressure location to the flat line and prevent to twist reverse the process, avoid being surveyed the flat line surface and receive the damage, guarantee to produce flat line product quality. But the positive and negative deflection of the laser diameter measuring instrument 4 is driven to enable the measuring beam to be exactly parallel to the twisted flat wire, so that the error caused by the twisting of the flat wire can be eliminated, and the measuring precision is improved.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation. If the utility model discloses above-mentioned embodiment said, adopt rather than the same or similar structure and other equipment that obtain, all be in the utility model discloses protection scope.
Claims (6)
1. The utility model provides a high accuracy flat line diameter measuring equipment, its includes the frame, its characterized in that, it still includes preceding flat line alignment supporting mechanism, back flat line alignment supporting mechanism, laser diameter measuring appearance and rotation driving device, preceding flat line alignment supporting mechanism, rotation driving device and back flat line alignment supporting mechanism arrange in proper order and set up in the frame, the laser diameter measuring appearance corresponds the conveying orbit setting of flat line on rotation driving device to receive this rotation driving device's drive to do the rotation action with the conveying trajectory of flat line.
2. The high-precision flat wire diameter measuring device according to claim 1, wherein the front flat wire aligning support mechanism comprises a support, a rotating shaft, a locking screw, a support arm, an adjusting screw, a guide shaft, a single-side guide wheel, a width adjusting wheel and a locking wheel, the support is arranged on the frame, the support is provided with a mounting hole matched with the rotating shaft, the support is provided with a locking screw hole radially extending into the mounting hole at a position corresponding to the mounting hole, the rotating shaft is inserted into the mounting hole, the locking screw is screwed into the locking screw hole and pressed against the rotating shaft, the lower end of the support arm is provided with an axial sliding hole matched with the rotating shaft, the support arm is provided with an adjusting screw hole radially extending into the axial sliding hole at a position corresponding to the axial sliding hole, the adjusting screw is screwed into the adjusting screw hole and pressed against the rotating shaft, the guide shaft is arranged at the upper end of the support arm, and the single-side guide wheel is movably sleeved on the guide shaft, the radial protruding fender portion that forms of one end of this unilateral guide pulley near the support arm, the other end are cylindricly forms and connect portion soon, should connect the portion soon and be equipped with the external screw thread, transfer wide wheel and locking wheel cover in proper order and establish on connecting portion soon, and all be equipped with the internal thread with external screw thread looks adaptation.
3. The high-precision flat wire diameter measuring device according to claim 2, wherein the single-side guide wheel is sleeved on the guide shaft through a shaft sleeve or a bearing.
4. The high-precision flat wire diameter measuring device according to claim 1, wherein the rotary driving device comprises a support, a hollow stepping motor and a rotating frame, the support is vertically arranged on the machine frame, a mounting opening is formed in the support corresponding to the conveying track of the flat wire, the hollow stepping motor is mounted on the mounting opening, a through hole for the flat wire to pass through is axially formed in a rotating shaft of the hollow stepping motor, and the rotating frame is arranged on the rotating shaft of the hollow stepping motor.
5. The high-precision flat wire diameter measuring device according to claim 4, wherein the rotating frame comprises a front plate and a side plate, one end of the front plate is provided with a clamping hole matched with a rotating shaft of the hollow stepping motor, the other end of the front plate is gradually enlarged to form a mounting part, one side of the side plate is vertically connected to the mounting part, and the other side of the side plate is provided with an assembling hole for mounting the laser diameter measuring instrument.
6. The high-precision flat wire diameter measuring device according to claim 4 or 5, further comprising a proximity switch and an induction ring, wherein the induction ring is sleeved on the rotating shaft of the hollow stepping motor, the proximity switch is arranged on the bracket corresponding to the position of the induction ring, and the induction ring is provided with a width boss matched with the proximity switch when the measuring beam of the laser diameter measuring instrument faces to the width base surface of the flat wire and a thickness boss matched with the proximity switch when the measuring beam of the laser diameter measuring instrument faces to the thickness base surface of the flat wire.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020907177.0U CN212963226U (en) | 2020-05-26 | 2020-05-26 | High-precision flat wire diameter measuring equipment |
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| CN202020907177.0U CN212963226U (en) | 2020-05-26 | 2020-05-26 | High-precision flat wire diameter measuring equipment |
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| CN212963226U true CN212963226U (en) | 2021-04-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504209A (en) * | 2020-05-26 | 2020-08-07 | 东莞市太阳线缆设备有限公司 | High-precision flat wire diameter measuring equipment and diameter measuring method thereof |
| CN118565293A (en) * | 2024-07-31 | 2024-08-30 | 金杯电工电磁线有限公司 | Auxiliary clamping tool for testing rectangular-section wire rod |
-
2020
- 2020-05-26 CN CN202020907177.0U patent/CN212963226U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111504209A (en) * | 2020-05-26 | 2020-08-07 | 东莞市太阳线缆设备有限公司 | High-precision flat wire diameter measuring equipment and diameter measuring method thereof |
| CN118565293A (en) * | 2024-07-31 | 2024-08-30 | 金杯电工电磁线有限公司 | Auxiliary clamping tool for testing rectangular-section wire rod |
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