CN217541810U - Measuring tool based on laser displacement sensor - Google Patents

Abstract

The utility model provides a measurement frock based on laser displacement sensor, including unable adjustment base, rotatable locating unable adjustment base one side support, the mobilizable sensor of locating on the support, support one side is connected with the setting element, and the setting element is used for fixing a position the center on the axle type part, and when the setting element is fixed a position the axle type part, the measuring point of sensor coincides with the center of location; the utility model discloses convenience and accuracy when increasing the measurement axle type part.

Description

Measuring tool based on laser displacement sensor

Technical Field

The utility model relates to a measuring equipment technical field especially relates to a measure frock based on laser displacement sensor.

Background

At present, when the machining quality of shaft parts is measured, the machining quality of the shaft parts can be demonstrated by measuring the radial runout of the shaft parts and according to the data of the radial runout.

At present, axle class spare part runout adopts lever percentage table or amesdial to measure, percentage table or amesdial are by the gauge outfit, drive mechanism and lever etc. constitute, when measuring axle class spare part runout with percentage table or amesdial, technical staff reads axle class spare part runout's numerical value from percentage table or amesdial, under the condition that axle class spare part runout only has slight change, it is difficult to read the numerical value of change from percentage table or amesdial, so can make the error of the axle class spare part runout's of record numerical value increase, present percentage table simultaneously, amesdial is when measuring axle class spare part, because be difficult to select the central point of axle class spare part, make measured data can not guarantee sufficient accuracy, measured accuracy has also been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a measurement frock based on laser displacement sensor of convenience and accuracy when increasing measurement axle type part.

For solving the technical problem, the utility model provides a measurement frock based on laser displacement sensor, including unable adjustment base, the rotatable sensor of locating on unable adjustment base one side support, the mobilizable support of locating, support one side is connected with the setting element, and the setting element is used for fixing a position the location center on the axle type part, and after the setting element was fixed a position the axle type part, the measuring point and the location center coincidence of sensor.

Furthermore, the locating slot of "V" type structure is seted up to setting element one side, and when the locating piece was fixed a position axle type part, axle type part was located the locating slot, and passes through the location center on the locating slot location axle type part.

Furthermore, the two sides of the positioning groove of the V-shaped structure are provided with inclined edges, the end parts of the inclined edges on the two sides are intersected to form positioning points, the positioning points and the positioning center are correspondingly arranged, and the inclined edges on the two sides of the positioning groove are all tangentially arranged with the outer wall of the shaft part.

Furthermore, the slider is movably arranged on the bracket, and the sensor is connected to the slider.

Furthermore, an elastic part is connected between the sliding block and the bracket.

Furthermore, a first positioning hole is formed in the sensor, a second positioning hole is formed in the slider, a third positioning hole is formed in the support, and the fixing piece penetrates through the first positioning hole, the second positioning hole and the third positioning hole in sequence to fix the sensor to one side of the support.

Furthermore, a rotating shaft is connected between the support and the fixed base, and the support rotates relative to the fixed base through the rotating shaft.

Furthermore, a connecting line is connected between the positioning piece and the bracket.

Further, the sensor is a laser displacement sensor.

The beneficial effects of the utility model reside in that, when needs are beated the measurement to axle type part, settle unable adjustment base on a plane, from top to bottom the joint is in the outside of axle type part with the setting element afterwards, and come the location center of location axle type part through the setting element, operating personnel mobile sensor makes the measuring point of sensor and location center coincide each other, and then guarantee that the measuring point of sensor is enough accurate, increase the measuring accuracy nature of beating, simultaneously because the sensor can show into concrete numerical value and embody after reading the measuring data of beating, consequently can be more clear observe the measuring result of beating.

In addition, due to the arrangement of the positioning piece, when an operator judges whether the measuring point is aligned to the positioning center of the shaft part, the corresponding judgment accuracy can be increased according to the positioning piece, and the measurement accuracy of the sensor is ensured.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the coincidence of the measuring point and the positioning center in the present invention.

Reference numerals are as follows: 1. a fixed base; 2. a support; 3. a sensor; 4. a positioning member; 5. positioning a groove; 6. an inclined edge; 7. positioning points; 8. a slider; 9. an elastic member; 10. a rotating shaft; 11. and connecting the wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.

It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.

As shown in fig. 1-2, the utility model provides a measurement frock based on laser displacement sensor, including unable adjustment base 1, the rotatable sensor 3 of locating on unable adjustment base 1 one side support 2, the mobilizable support 2 of locating, support 2 one side is connected with setting element 4, and setting element 4 is used for the positioning center on the axle type part of location, and after 4 pairs of axle type parts of setting element were fixed a position, sensor 3's measuring point coincided with the positioning center.

When needs are beated the measurement to axle type part, settle unable adjustment base on a plane, from top to bottom the joint in the outside of axle type part with the setting element afterwards, and fix a position the location center of axle type part through the setting element, operating personnel removes the sensor and makes the measuring point and the location center of sensor coincide each other, and then guarantee that the measuring point of sensor is enough accurate, increase the measuring accuracy of beating, simultaneously because can show into concrete numerical value and embody after the sensor reads the measuring data of beating, consequently can be more clear observe the measuring result of beating.

In addition, due to the arrangement of the positioning piece, when an operator judges whether the measuring point is aligned with the positioning center of the shaft part, the corresponding judgment accuracy can be increased according to the positioning piece, and the measurement accuracy of the sensor is ensured.

The sensor 3 is a laser displacement sensor, and the measuring point of the sensor refers to a laser irradiation point of the laser displacement sensor, namely, a point position of the laser on the outer wall of the shaft part after the laser displacement sensor irradiates laser; when the positioning center is coincided with the measuring point, laser irradiated by the laser displacement sensor can point to the positioning center obtained after the positioning block positions the shaft part, so that the accuracy of the measuring point can be ensured when the laser displacement sensor is used for measuring the jumping of the shaft part.

The positioning center is that the positioning piece is clamped to the shaft part to determine a measuring area suitable for the sensor to measure, and the positioning center is located at the center of the area.

Particularly, the sensor can move relative to the support, so that when the positioning part determines the measuring area and the positioning center of the sensor, the measuring point of the sensor can irradiate the position of the positioning center by moving the sensor, and the situation that the irradiation point deviates or the laser inclines relative to the positioning center when the laser irradiates is avoided.

It is worth mentioning that after the sensor measuring point is coincided with the positioning center through the positioning piece, the shaft part is driven to normally rotate at the working rotating speed through the external transmission device such as the motor, meanwhile, the shaft part in the rotating process is subjected to jumping measurement through the sensor, and the jumping measurement result is recorded and analyzed in cooperation with measurement software and the like.

Preferably, the locating slot 5 of "V" type structure is seted up to setting element 4 one side, and when 4 pairs of shafts parts of setting element were fixed a position, the axle type part was located the locating slot 5, and was fixed a position the location center on the axle type part through locating slot 5.

Specifically, when making the setting element joint on axle type part through "V" type structure, axle type part is located the constant head tank to increase axle type part's position accuracy through the constant head tank.

Preferably, the two sides of the positioning groove 5 with the V-shaped structure are provided with the inclined edges 6, the end parts of the inclined edges 6 on the two sides are intersected to form a positioning point 7, the positioning point 7 is correspondingly arranged with the positioning center, and the inclined edges 6 on the two sides of the positioning groove 5 are both arranged tangentially with the outer wall of the shaft part.

The locating point is located on the outer surface of the shaft part, the axis of the shaft part is located on the same line, the locating point can be located accurately through the locating point, and therefore an operator can align the measuring point of the sensor to the locating center to perform jumping measurement.

Preferably, the slide block 8 is movably arranged on the bracket 2, and the sensor 3 is connected to the slide block 8.

Specifically, the sensor is driven to move relative to the support through the sliding block, the adjusting range of measuring points of the sensor can be effectively enlarged, and the sensor is guaranteed to be suitable for shaft parts with different diameters and different positions.

Preferably, an elastic member 9 is connected between the slider 8 and the bracket 2.

Specifically, after the sensor is driven to move by moving the sliding block to adapt to different shaft parts and jump measurement is carried out, when the sliding block and the sensor need to be reset, the sliding block is pushed to reset along the support by the elasticity of the elastic part, and then the sensor is driven to reset.

In one embodiment of the present disclosure, the elastic member is a spring.

Preferably, the sensor 3 is provided with a first positioning hole, the slider 8 is provided with a second positioning hole, the bracket 2 is provided with a third positioning hole, and the fixing member sequentially penetrates through the first positioning hole, the second positioning hole and the third positioning hole to fix the sensor 3 on one side of the bracket 2.

Specifically, after an operator moves the sensor to a proper position through the movable sliding block, the fixing piece sequentially penetrates through the first positioning hole, the second positioning hole and the third positioning hole so that the position of the sensor is fixed relative to the support, and the sensor can be kept at the optimal measuring position without manual control of the operator when jumping measurement is carried out.

In an embodiment of the present disclosure, the sensor has a first positioning hole, the slider has a second positioning hole, and the bracket has a plurality of third positioning holes, so that when the slider moves to different positions of the bracket, the first positioning hole, the second positioning hole, and the third positioning holes at different positions can be connected in series through the fixing member, thereby ensuring that the slider can be fixed at different positions of the bracket.

Wherein, the mounting adopts spare parts such as screw, screw rod.

Preferably, a rotating shaft 10 is connected between the bracket 2 and the fixed base 1, and the bracket 2 rotates relative to the fixed base 1 through the rotating shaft 10.

Specifically, make the support rotate for unable adjustment base through the pivot to drive the sensor through rotating the support and rotate the regulation, and then further increase the control range of sensor measuring point.

In an embodiment of this scheme, unable adjustment base adopts magnetism to inhale, modes such as bolt fastening are fixed.

Preferably, a connecting line 11 is connected between the positioning member 4 and the bracket 2.

Specifically, through the setting of connecting wire for when needs use the setting element, can be quick find the position of setting element, the condition that whole measurement frock can't use that the setting element lost and lead to can not appear.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims (9)

1. The utility model provides a measure frock based on laser displacement sensor which characterized in that: the sensor comprises a fixed base (1), a support (2) arranged on one side of the fixed base (1) in a rotating mode, and a sensor (3) movably arranged on the support (2), wherein a positioning piece (4) is connected to one side of the support (2), the positioning piece (4) is used for positioning a positioning center on a shaft part, and after the shaft part is positioned by the positioning piece (4), a measuring point of the sensor (3) coincides with the positioning center.

2. The laser displacement sensor-based measurement tool according to claim 1, characterized in that: locating slot (5) of "V" type structure is seted up to setting element (4) one side, and when setting element (4) were fixed a position to axle type part, axle type part was located locating slot (5), and was fixed a position the center on the axle type part through locating slot (5).

3. The laser displacement sensor-based measurement tool according to claim 2, characterized in that: both sides of a positioning groove (5) of the V-shaped structure are provided with inclined edges (6), the end parts of the inclined edges (6) on both sides are crossed to form positioning points (7), the positioning points (7) are correspondingly arranged with a positioning center, and the inclined edges (6) on both sides of the positioning groove (5) are all tangentially arranged with the outer wall of the shaft part.

4. The laser displacement sensor-based measurement tool according to claim 1, characterized in that: the sliding block (8) is movably arranged on the bracket (2), and the sensor (3) is connected to the sliding block (8).

5. The laser displacement sensor-based measurement tool according to claim 4, wherein: an elastic part (9) is connected between the sliding block (8) and the bracket (2).

6. The laser displacement sensor-based measurement tool according to claim 4, wherein: a first positioning hole is formed in the sensor (3), a second positioning hole is formed in the sliding block (8), a third positioning hole is formed in the support (2), and the fixing piece penetrates through the first positioning hole, the second positioning hole and the third positioning hole in sequence to fix the sensor (3) on one side of the support (2).

7. The laser displacement sensor-based measurement tool according to claim 1, characterized in that: a rotating shaft (10) is connected between the support (2) and the fixed base (1), and the support (2) rotates relative to the fixed base (1) through the rotating shaft (10).

8. The laser displacement sensor-based measurement tool according to claim 1, characterized in that: a connecting line (11) is connected between the positioning piece (4) and the bracket (2).

9. The laser displacement sensor-based measurement tool according to claim 1, wherein: the sensor (3) is a laser displacement sensor.

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