CN219084050U - Collar external diameter detection device - Google Patents
Collar external diameter detection device Download PDFInfo
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- CN219084050U CN219084050U CN202223326344.0U CN202223326344U CN219084050U CN 219084050 U CN219084050 U CN 219084050U CN 202223326344 U CN202223326344 U CN 202223326344U CN 219084050 U CN219084050 U CN 219084050U
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Abstract
The utility model provides a collar outer diameter detection device which comprises a platform, a positioning seat, an X-displacement mechanism, a grating ruler, a spring chuck, a measuring head and a controller, wherein the positioning seat is fixedly arranged on the left side of the upper part of the platform, and a V-shaped groove with an opening on the right side is arranged on the right part of the positioning seat; the X-shaped displacement mechanism is characterized in that a fixing part of the X-shaped displacement mechanism is arranged on the right side of the upper part of the platform, a measuring head seat is arranged on a moving part of the X-shaped displacement mechanism, the measuring head is arranged on the measuring head seat through a spring chuck, and the axis of the measuring head is positioned on the symmetrical plane of the V-shaped groove; the reading head of the grating ruler is arranged on the moving part of the X-displacement mechanism, and the scale grating is arranged on one side of the fixed part of the X-displacement mechanism. The measuring process step is simple and easy to control, the moving precision and the repeated positioning precision of the linear motor are controlled by the feedback of the grating ruler, the precision can be improved to be in a micron level, the measuring precision is high, the structure is simple and easy to maintain, the measuring process step is suitable for a large environment of a production workshop, and the measuring process step can be applied to online mass detection of high-precision lantern rings.
Description
Technical Field
The utility model relates to a measuring technology, in particular to a device for detecting the outer diameter of a lantern ring.
Background
Collars are a common part of machinery. With the advancement of technology, a high precision collar also requires a round-to-round inspection. The detection of the lantern ring is different according to the application scene of the lantern ring, the parts and the sizes required to be detected are different, some parts and the sizes required to be detected are required to be detected for the inner diameter, some parts and the sizes required to be detected for the outer diameter are required to be detected, and all parts and the sizes required to be detected for the inner diameter and the outer diameter are required to be detected.
The existing collar outer diameter detection is still manually measured, and the measuring tool comprises a caliper, a height gauge and a dial indicator for measurement. The caliper measurement is greatly influenced by human factors, and the reading error is also larger; the measuring accuracy of the height gauge is poor, the lantern ring is required to be erected every time when the measuring is carried out, the axis of the lantern ring is parallel to the reference plane, the measuring head of the height gauge is moved to the position above the axis, and then the manual measuring head is lifted to obtain a reading; the dial indicator is similar to the measurement of the height ruler, the dial indicator is firstly zeroed by using the standard component before measurement, then the raised lantern ring is rolled to the lower part of the measuring head, the lantern ring or the measuring head is moved back and forth, and when the gauge needle changes, the maximum value in the lantern ring or the measuring head is read, namely the size difference between the measured component and the standard component. From the above, the callipers are insufficient in detection precision and the altimeter is complex in operation steps, and is not suitable for detecting large-scale high-precision lantern rings.
The existing lantern ring measurement has some intelligent devices, such as a three-coordinate instrument, and the like, most of the devices are high in cost and high in environmental requirement, are usually installed in a special detection room, and cannot adapt to online field detection of a large number of high-precision lantern rings.
Disclosure of Invention
Aiming at the problems in the background art, the utility model aims to provide a collar outer diameter detection device which is used for measuring the outer diameter of a collar through a sensor measuring head controlled by high-precision displacement, has high detection precision and simple measurement procedure, and is suitable for detecting the outer diameters of large-batch high-precision collars on site.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the outer diameter detection device of the lantern ring comprises a platform, a positioning seat, an X-shaped displacement mechanism, a grating ruler, a collet chuck, a measuring head and a controller, wherein the positioning seat is fixedly arranged on the left side of the upper part of the platform, the right part of the positioning seat is provided with a V-shaped groove with an opening on the right side, and two side walls of the V-shaped groove are perpendicular to the upper surface of the platform; the X-shaped displacement mechanism is characterized in that a fixing part of the X-shaped displacement mechanism is arranged on the right side of the upper part of the platform, a measuring head seat is arranged on a moving part of the X-shaped displacement mechanism, the measuring head is arranged on the measuring head seat through a spring chuck, and the axis of the measuring head is positioned on the symmetrical plane of the V-shaped groove; the reading head of the grating ruler is arranged on the moving part of the X-displacement mechanism, and the scale grating is arranged on one side of the fixed part of the X-displacement mechanism; the measuring head, the driver of the X-displacement mechanism and the reading head of the grating ruler are respectively and electrically connected with the controller.
The X-displacement mechanism is a linear motor, the fixed rail of the linear motor is a fixed part, the mover of the linear motor is a movable part, and the driver of the linear motor is a stepping driver.
The included angle of the V-shaped groove of the positioning seat is 90 degrees.
The measuring head is an electric trigger type distance measuring sensor.
The controller is a Siemens 2700PLC controller.
The beneficial effects of the utility model are as follows: the measuring process step is simple and easy to control, the moving precision and the repeated positioning precision of the linear motor are controlled by the feedback of the grating ruler, the precision can be improved to the micron level, the measuring precision is high, the structure is simple and easy to maintain, the measuring process step is suitable for a large environment of a production workshop, and the measuring process step can be applied to online mass detection of high-precision lantern rings.
Drawings
Fig. 1 is a perspective view of the whole structure of the present utility model.
Fig. 2 is a schematic perspective view of a partial structure of the present utility model.
Fig. 3 is a control schematic block diagram.
Fig. 4 is a measurement schematic.
In the figure: 1. platform, 2, positioning seat, 3, X displacement mechanism, 4, grating chi, 5, collet chuck, 6, gauge head, 7, V type groove, 8, gauge head seat, 31, fixed part, 32, moving part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is to be noted that the embodiments described are merely some, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 3, the device for detecting the outer diameter of the lantern ring comprises a platform 1, a positioning seat 2, an X-shaped displacement mechanism 3, a grating ruler 4, a collet chuck 5, a measuring head 6 and a controller, wherein the positioning seat 2 is fixedly arranged on the left side of the upper part of the platform 1, a V-shaped groove 7 with an opening on the right side is arranged on the right part of the positioning seat 2, and two side walls of the V-shaped groove 7 are perpendicular to the upper surface of the platform 1; the fixed part 31 of the X-displacement mechanism 3 is arranged on the right side of the upper part of the platform 1, the measuring head seat 8 is arranged on the moving part 32 of the X-displacement mechanism 3, the measuring head 6 is arranged on the measuring head seat 8 through the spring chuck 5, and the axis of the measuring head 6 is positioned on the symmetrical plane of the V-shaped groove 7; the reading head 41 of the grating ruler 4 is arranged on the moving part 32 of the X-displacement mechanism 3, and the scale grating 42 is arranged on one side of the fixed part 31 of the X-displacement mechanism 3; the measuring head 6, the driver of the X-displacement mechanism 3 and the reading head 41 of the grating ruler 4 are respectively and electrically connected with the controller. In the above structure, the X-displacement mechanism 3 is a linear motor, the fixed rail of the linear motor is a fixed part 31, the mover of the linear motor is a moving part 32, and the driver of the linear motor is a step driver.
In the above structure, the structures of the controller, the measuring head 6, the linear motor and the grating ruler 4 are all the prior art, and the controller is arranged in the control cabinet at one side of the equipment, so the controller is not shown in the figure; the acquisition of the probe data, the modal conversion of the signals and the transmission of the data are all known techniques, and the details of the parts are not described in detail.
The principle of the utility model is as follows:
the axis of the lantern ring is perpendicular to the upper surface of the platform and is placed in a V-shaped groove of the positioning seat, and the axis of the lantern ring is positioned on the symmetrical plane of the V-shaped groove by means of positioning of two side walls of the V-shaped groove; because the axis of the measuring head is also positioned on the symmetrical plane of the V-shaped groove, the distance from the measuring head to the bottom surface of the V-shaped groove in the X direction is measured at the moment, and the outer diameter value of the lantern ring can be calculated through the controller; as shown in fig. 3, taking a 90-degree V-groove as an example, when the radius of the outer surface of the collar is R and the distance from the center of the collar to the bottom of the V-groove is H, the distance d=h+r from the probe to the bottom of the V-groove is found by a trigonometric function, and the value of R can be obtained by measuring D, which is h=r/sin 45, that is, d= (1+1/sin 45) R.
Referring to fig. 2, the control principle of the present utility model is as follows:
the measuring head 6 and the reading head of the grating ruler 4 are respectively connected with the input end of the controller, the driver of the linear motor is connected with the output end of the controller, and after a workpiece is placed in place, the linear motor is started by the controller to enable the measuring head 6 to move towards the workpiece; when the measuring head 6 touches a workpiece, the measuring head 6 sends a displacement stopping signal to the controller, meanwhile, the measured data are transmitted to the controller, the controller instructs the linear motor to stop, meanwhile, the data are received and stored, the data are displayed on a display screen or uploaded to an upper computer, and then the controller instructs the linear motor to reset; in the running and stopping process of the linear motor, the grating ruler provides position and speed feedback for the controller, and the controller trims the speed and position of the linear motor according to the feedback signals of the grating ruler.
The utility model has the advantages that: the measuring process is simple and easy to control, and the efficiency is improved by more than 100% compared with the existing manual measurement; the moving precision and the repeated positioning precision of the linear motor are controlled by the feedback of the grating ruler, the precision can be improved to the micron level, the measurement of the precision below 0.01 mm can be satisfied, and the measurement precision is high; the device has the advantages of simple structure and easy maintenance, is suitable for large environments of production workshops, and can be applied to online mass detection of high-precision lantern rings.
The included angle of the V-shaped groove 7 of the positioning seat 2 is 90 degrees.
The measuring head 6 is an electric trigger type distance measuring sensor.
The controller is a Siemens 2700PLC controller. The linear motor stepping motor driving device has a PID process control module and functional instructions for PID control, and can realize constant output control of a linear motor stepping driver.
The structure of the collet chuck 5 and the mounting structure thereof are also known in the art, so the collet chuck and the probe seat are not illustrated in detail, specifically, the axis of the collet chuck is collinear with the axis of the probe, the collet chuck 6 is mounted on the probe seat 8 through a pull rod and a taper sleeve, and the pull rod is a hollow pull rod in order to safely connect the data line of the probe 6 with the controller.
The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model.
The utility model is not described in detail in the prior art.
Claims (5)
1. The utility model provides a lantern ring external diameter detection device, includes platform (1), positioning seat (2), X displacement mechanism (3), grating chi (4), collet chuck (5), gauge head (6) and controller, characterized by: the positioning seat (2) is fixedly arranged on the left side of the upper part of the platform (1), a V-shaped groove (7) with an opening on the right side is arranged on the right part of the positioning seat (2), and two side walls of the V-shaped groove (7) are perpendicular to the upper surface of the platform (1); the X-shaped displacement mechanism (3) is characterized in that a fixing part (31) of the X-shaped displacement mechanism (3) is arranged on the right side of the upper part of the platform (1), a measuring head seat (8) is arranged on a moving part (32) of the X-shaped displacement mechanism (3), the measuring head (6) is arranged on the measuring head seat (8) through a spring chuck (5), and the axis of the measuring head (6) is positioned on the symmetrical plane of the V-shaped groove (7); the reading head (41) of the grating ruler (4) is arranged on the moving part (32) of the X-displacement mechanism (3), and the scale grating (42) is arranged on one side of the fixed part (31) of the X-displacement mechanism (3); the measuring head (6), the driver of the X-displacement mechanism (3) and the reading head (41) of the grating ruler (4) are respectively and electrically connected with the controller.
2. The collar outside diameter detection device of claim 1, wherein: the X-direction displacement mechanism (3) is a linear motor, the fixed rail of the linear motor is a fixed part (31), the mover of the linear motor is a moving part (32), and the driver of the linear motor is a stepping driver.
3. The collar outside diameter detection device of claim 1, wherein: the included angle of the V-shaped groove (7) of the positioning seat (2) is 90 degrees.
4. The collar outside diameter detection device of claim 1, wherein: the measuring head (6) is an electric trigger type distance measuring sensor.
5. The collar outside diameter detection device of claim 1, wherein: the controller is a Siemens 2700PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223326344.0U CN219084050U (en) | 2022-12-13 | 2022-12-13 | Collar external diameter detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223326344.0U CN219084050U (en) | 2022-12-13 | 2022-12-13 | Collar external diameter detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219084050U true CN219084050U (en) | 2023-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223326344.0U Active CN219084050U (en) | 2022-12-13 | 2022-12-13 | Collar external diameter detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219084050U (en) |
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2022
- 2022-12-13 CN CN202223326344.0U patent/CN219084050U/en active Active
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