CN111678483A - Inner diameter measuring device driven by servo motor - Google Patents
Inner diameter measuring device driven by servo motor Download PDFInfo
- Publication number
- CN111678483A CN111678483A CN202010286787.8A CN202010286787A CN111678483A CN 111678483 A CN111678483 A CN 111678483A CN 202010286787 A CN202010286787 A CN 202010286787A CN 111678483 A CN111678483 A CN 111678483A
- Authority
- CN
- China
- Prior art keywords
- servo motor
- limiting
- fixedly connected
- arc
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/10—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring diameters
- G01B21/14—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring diameters internal diameters
Abstract
The invention discloses a servo motor driven inner diameter measuring device which comprises a handle and a servo motor, wherein the servo motor is fixedly arranged in the middle of the inner bottom end of the handle, the handle is U-shaped, a measuring mechanism for measuring the inner diameter of a component is arranged on the servo motor, and the measuring mechanism comprises a motor tray, a rear end cover, a shell, a spiral threading die, a threading die base, a cantilever beam and a contact. The invention can position the part to be measured right above the measuring mechanism through the limiting mechanism and the adjusting mechanism, realizes that the contact can be quickly positioned at the circle center of the inner diameter of the part to be measured during measurement, improves the measurement precision, and is convenient to carry through the handle due to smaller size of the measuring device, thereby improving the practicability.
Description
Technical Field
The invention relates to an inner diameter measuring device, in particular to an inner diameter measuring device driven by a servo motor.
Background
The first patent is as follows: the invention discloses a tool for detecting the diameter of a workpiece, which is disclosed by the Chinese invention patent (application number CN 201711240180.0). The telescopic mechanism comprises a driving part, a plurality of telescopic parts arranged along the circumferential direction and a plurality of sliding blocks with the number consistent with that of the telescopic parts, wherein the driving part can drive the plurality of telescopic parts to synchronously extend and retract along the radial direction; the sliding block is matched with the telescopic component in a sliding mode along the radial direction, and a limiting structure for limiting the relative position of the sliding block and the telescopic component is further arranged between the sliding block and the telescopic component so that the sliding block can move along with the telescopic component along the radial direction under the driving of the driving component; each slide block is also provided with a convex part which extends downwards along the axial direction; the tool further comprises a plurality of displacement detection components for detecting the radial displacement value of each sliding block. The tool can be used for detecting the diameters of workpieces with different sizes, and is high in universality, high in detection efficiency and small in measurement error.
However, the technical scheme disclosed in the patent is too complex to implement, and particularly, a plurality of sliders 40 are adopted to be in contact with a workpiece to be detected, and then, the average value of a plurality of groups of measured data is obtained to obtain final data, and because the measurement mode has a large error per se and needs to be measured for many times, the detection process consumes a lot of time; when the device is used, a workpiece to be detected needs to be detached and placed on the device for detection, and if the workpiece to be detected is fixed on equipment, the detection work cannot be carried out; and the tool does not have a good limiting mechanism for limiting the workpiece to be detected.
Patent II: according to the content recorded in the 'laser multi-size servo detection device and the detection system thereof' disclosed in the Chinese invention patent publication No. CN 107345791A, a laser displacement sensor is used as a measuring tool, and in order to realize multi-size precise detection, an X-direction moving component, a Y-direction moving component, a rotary moving component clamping mechanism and a measuring block component are adopted to carry out multi-size detection in the axial direction and the radial direction and on a plurality of step surfaces. The problem of manual detection for the main work piece detection efficiency very low is solved, realize the automation of processing part on the production line testing process, not only labour saving and time saving, but also when improving parts machining quality and machining efficiency, have far-reaching meaning to the development of advancing processing measurement integration technique.
However, the implementation of the technical solution disclosed in the patent is also prone to cause a problem of large data error. Therefore, we improve this and propose a servo motor driven inner diameter measuring device.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an inner diameter measuring device driven by a servo motor.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a servo motor driven inner diameter measuring device, which comprises a handle and a servo motor, and is characterized in that the middle part of the inner bottom end of the handle is fixedly provided with the servo motor, the handle is U-shaped, the servo motor is provided with a measuring mechanism for measuring the inner diameter of a component, the measuring mechanism comprises a motor tray, a rear end cover, a shell, a spiral threading die, a threading die base, a cantilever beam and a contact, the middle part of the bottom end of the motor tray is fixedly connected with an output shaft of the servo motor, the bottom end of the rear end cover is fixedly connected with the top end of the motor tray, the bottom end of the shell is fixedly connected with the top end of the rear end cover, the spiral threading die is arranged in the shell, the output shaft of the servo motor sequentially penetrates through the motor tray and the rear end cover and penetrates into the shell to be fixedly connected with the middle part of the spiral threading die, the top of the measuring, stop gear includes two transmission blocks, a lead screw, a first arc fastener and a second arc fastener, be provided with the adjustment mechanism who is used for reciprocating stop gear between measuring mechanism and the stop gear, adjustment mechanism includes two fixed blocks, two connecting rods, two sliders, a U-shaped spare, a locating part and a spacing dish, two the fixed block respectively with the bottom fixed connection of handle both sides, the bottom of connecting rod and the top fixed connection of fixed block, the top of spacing dish is just to between first arc fastener and the second arc fastener, through two connecting rods with stop gear location directly over measuring mechanism.
As a preferred technical scheme of the present invention, the measuring mechanism further includes four dies, top ends of the four dies are respectively and fixedly connected to bottom ends of four die bases, the dies are in threaded connection with the spiral dies, a top end of the housing is in sliding connection with the die bases through a radial groove of the dies, a bottom end of the cantilever beam is fixedly connected to a top end of the die base, bottom ends of the contacts are fixedly connected to a top end of the cantilever beam, a cross section of each contact is 1/4 semicircular, two of the contacts which are oppositely arranged are fixedly provided with a sensor, two sides of a bottom end of the motor tray are respectively and fixedly provided with a controller and a driver, the servo motor is electrically connected to the driver, and the driver is electrically connected to the controller.
As a preferred technical scheme of the invention, the limiting mechanism further comprises two bearings, one side sides of the two transmission blocks are respectively and fixedly connected with one side sides of the U-shaped member and the limiting member, the bearings are embedded in the top of the transmission blocks, two ends of the screw rod are respectively and fixedly connected with inner rings of the two bearings, one end of the screw rod is fixedly provided with a rocker, two sides of the screw rod are respectively in threaded connection with an internal thread cylinder, the rotation directions of the two internal thread cylinders are opposite, and one side of the internal thread cylinder is fixedly provided with a fixing rod.
As a preferred technical scheme of the invention, the end portions of the two fixing rods are fixedly connected with connecting blocks, the first arc-shaped clamping piece and the second arc-shaped clamping piece are respectively and fixedly connected with one side of the two connecting blocks, the first arc-shaped clamping piece and the second arc-shaped clamping piece are oppositely arranged, two sides of the middle portion of the first arc-shaped clamping piece are respectively provided with a notch matched with the second arc-shaped clamping piece, a limiting plate is fixedly arranged between the other sides of the two transmission blocks, the other side of the internal thread cylinder is fixedly provided with a limiting slide bar, and a chute matched with the limiting slide bar is arranged on one side of the limiting plate.
As a preferred technical scheme of the present invention, the adjusting mechanism further includes two magnet rings, the two magnet rings are respectively embedded in the middle portions of the two sliding blocks, the connecting rod is sleeved on the magnet rings, and the connecting rod is made of metal iron.
As a preferred technical scheme of the present invention, bottoms of one sides of the U-shaped member and the limiting member are respectively and fixedly connected to one sides of the two sliding blocks, the U-shaped member and the limiting member are both provided with a movable rod, and a side of the U-shaped member, which is far away from the transmission block, is fixedly provided with a rotating shaft.
As a preferred technical scheme of the invention, one of the movable rods is rotatably connected with the U-shaped member through a rotating shaft, the other movable rod is connected with a clamping groove formed in the end of the limiting member in a clamping manner, two sides of the limiting disc are respectively fixedly connected with the other ends of the two movable rods, and the bottom end of the limiting disc is opposite to a circle surrounded by the four contacts.
As a preferred technical scheme of the invention, a rotating shaft is fixedly arranged on one side of the U-shaped part away from the transmission block, one end of one of the movable rods is rotatably inserted into the rotating shaft, the other movable rod is inserted into the limiting member, two sides of the limiting disc are respectively fixedly connected with the end parts of the two movable rods, and the bottom end of the limiting disc is opposite to a circle surrounded by the four contacts.
Preferably, a cooling fin is additionally arranged on the servo motor.
1. The invention has the beneficial effects that: according to the servo motor driven inner diameter measuring device, the part to be measured can be located right above the measuring mechanism through the limiting mechanism and the adjusting mechanism, the measuring mechanism can be quickly located at the center position of the inner diameter of the part to be measured during measurement, the measuring error caused by artificial determination of the position between a workpiece and a measuring head is solved, and the measuring precision is improved;
2. the four contact heads can move radially by matching with the spiral die and the die base through the servo motor, so that the contact heads are in contact with the inner wall of the part to be measured, the inner diameter of the part to be measured is measured, the spiral expansion is compared with the umbrella-shaped direct expansion, the measuring head can be slowly expanded and is in contact with the inner diameter of a workpiece, and the measuring head is prevented from being damaged due to direct collision of the measuring head on the inner wall;
3. meanwhile, the measuring device is small in size, so that the measuring device can be conveniently held by a hand for use through the handle, and the practicability is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a disassembled structure of a servo motor driven inner diameter measuring device of the present invention;
FIG. 2 is a schematic view of a partial structure of a transmission mechanism and a limiting mechanism of an inner diameter measuring device driven by a servo motor according to the present invention;
FIG. 3 is a schematic view of the structure of the detecting mechanism of the inner diameter measuring device driven by the servo motor according to the present invention;
FIG. 4 is a schematic view of the structure of a handle and a motor tray of a detection mechanism of a servo motor driven inner diameter measuring device according to the present invention;
FIG. 5 is a schematic view of a partial structure of a detection mechanism of a servo motor driven inner diameter measuring device according to the present invention;
FIG. 6 is a schematic view of a partially disassembled structure of a detection mechanism of the inner diameter measuring device driven by the servo motor according to the present invention;
in the figure: 1. a handle; 2. a servo motor; 3. a measuring mechanism; 301. a motor tray; 302. a rear end cap; 303. a housing; 304. a spiral threading die; 305. a die base; 306. a cantilever beam; 307. a contact; 308. a threading die; 309. a controller; 3010. a driver; 4. a limiting mechanism; 401. a transmission block; 402. a screw rod; 403. a first arc-shaped clamping piece; 404. a second arc-shaped clamping piece; 405. a bearing; 406. an internal threaded barrel; 407. fixing the rod; 408. connecting blocks; 409. a limiting plate; 4010. a limiting slide bar; 5. an adjustment mechanism; 501. a connecting rod; 502. a slider; 503. a U-shaped piece; 504. a limiting member; 505. a limiting disc; 506. a fixed block; 507. a magnet ring; 508. a movable rod; 509. a rotating shaft.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1, 2, 3, 4, 5, 6, the servo motor driven inner diameter measuring device of the present invention comprises a handle 1 and a servo motor 2, and is characterized in that the servo motor 2 is fixedly arranged in the middle of the bottom end of the handle 1, the handle 1 is U-shaped, the servo motor 2 is provided with a measuring mechanism 3 for measuring the inner diameter of a component, the measuring mechanism 3 comprises a motor tray 301, a rear end cover 302, a housing 303, a screw die 304, a die base 305, a cantilever beam 306 and a contact 307, the middle of the bottom end of the motor tray 301 is fixedly connected with the output shaft of the servo motor 2, the bottom end of the rear end cover 302 is fixedly connected with the top end of the motor tray 301, the bottom end of the housing 303 is fixedly connected with the top end of the rear end cover 302, the screw die 304 is arranged in the housing 303, and the output shaft of the servo motor 2 sequentially passes through the motor tray 301 and the rear end cover 302 and penetrates into the housing 303 to be fixedly connected with the middle of the, the top of the measuring mechanism 3 is provided with a limiting mechanism 4 for positioning a measuring part, the limiting mechanism 4 comprises two transmission blocks 401, a screw rod 402, a first arc-shaped clamping piece 403 and a second arc-shaped clamping piece 404, an adjusting mechanism 5 for moving the limiting mechanism 4 up and down is arranged between the measuring mechanism 3 and the limiting mechanism 4, the adjusting mechanism 5 comprises two fixing blocks 506, two connecting rods 501, two sliders 502, a U-shaped piece 503, a limiting part 504 and a limiting disc 505, the two fixing blocks 506 are respectively fixedly connected with the bottom ends of two sides of the handle 1, the bottom end of the connecting rod 501 is fixedly connected with the top end of the fixing block 506, the top end of the limiting disc 505 is opposite to the position between the first arc-shaped clamping piece 403 and the second arc-shaped clamping piece 404, and the limiting mechanism is positioned right above the measuring mechanism through the two connecting rods.
The measuring mechanism 3 further comprises four dies 308, the top ends of the four dies 308 are fixedly connected with the bottom ends of the four die bases 305 respectively, the dies 308 are in threaded connection with the spiral dies 304, the top end of the shell 303 is in sliding connection with the die bases 305 through the radial grooves of the dies formed in the shell 303, the bottom end of the cantilever beam 306 is fixedly connected with the top ends of the die bases 305, the bottom ends of the contacts 307 are fixedly connected with the top ends of the cantilever beams 306, the cross sections of the contacts 307 are 1/4 round, sensors are fixedly arranged on two opposite contacts 307, a controller 309 and a driver 3010 are fixedly arranged on two sides of the bottom end of the motor tray 301 respectively, the servo motor 2 is electrically connected with the driver 3010, and the driver 3010 is electrically connected with the controller 309.
The limiting mechanism 4 further comprises two bearings 405, one side of each of the two transmission blocks 401 is fixedly connected with one side of each of the U-shaped member 503 and the limiting member 504, the bearings 405 are embedded in the tops of the transmission blocks 401, two ends of the screw rod 402 are fixedly connected with inner rings of the two bearings 405, one end of the screw rod 402 is fixedly provided with a rocker, two sides of the screw rod 402 are both in threaded connection with the internal thread cylinders 406, the rotation directions of the two internal thread cylinders 406 are opposite, and one side of each of the internal thread cylinders 406 is fixedly provided with a fixing rod 407; the equal fixedly connected with connecting block 408 of tip of two dead levers 407, first arc fastener 403 and second arc fastener 404 respectively with one side fixed connection of two connecting blocks 408, and first arc fastener 403 and second arc fastener 404 set up relatively, the both sides side at first arc fastener 403 middle part all seted up with second arc fastener 404 assorted fluting, the fixed limiting plate 409 that is equipped with between the other avris of two driving blocks 401, the other avris of interior screw thread section of thick bamboo 406 is fixed and is equipped with spacing slide bar 4010, and the one side of limiting plate 409 is opened and is equipped with the spout with spacing slide bar 4010 assorted.
The adjusting mechanism 5 further comprises two magnet rings 507, the two magnet rings 507 are respectively embedded in the middle of the two sliding blocks 502, the connecting rod 501 is sleeved on the magnet rings 507, and the connecting rod 501 is made of metal iron; the bottoms of one sides of the U-shaped part 503 and the limiting part 504 are respectively fixedly connected with one side of the two sliding blocks 502, movable rods 508 are arranged on the U-shaped part 503 and the limiting part 504, and a rotating shaft 509 is fixedly arranged on one side of the U-shaped part 503 away from the transmission block 401; one of the movable rods 508 is rotatably connected with the U-shaped member 503 through a rotating shaft 509, the other movable rod 508 is connected with a clamping groove formed in the end of the limiting member 504 in a clamping manner, two sides of the limiting disc 505 are respectively fixedly connected with the end of the two movable rods 508, and the bottom end of the limiting disc 505 faces a circle surrounded by the four contacts 307. The servo motor 2 is additionally provided with a radiating fin.
When the device works, when the inner diameter of a component needs to be measured, the bottom end of the component to be measured is contacted with the top end of the limiting disc 505, the rocker is rotated, the screw rod 402 is rotated under the action of the bearing 405, along with the rotation of the screw rod 402, due to the fact that the rotation directions of the two internal thread cylinders 406 are opposite, under the limiting action of the limiting slide rod 4010 and the limiting plate 409, the two fixing rods 407 move relatively, the first arc-shaped clamping piece 403 and the second arc-shaped clamping piece 404 move relatively in cooperation with the connecting block 408, so that the component to be measured is fixed between the first arc-shaped clamping piece 403 and the second arc-shaped clamping piece 404, the distance between the first arc-shaped clamping piece 403 and the second arc-shaped clamping piece 404 can be adjusted through the groove, the component to be measured with different diameters can be fixed, and after the component to be measured is fixed, the rotating shaft, the limiting disc 505 is moved away for measurement, the sliding block 502 is moved downwards to enable the component to be measured to move downwards, the four contacts 307 are arranged in the component to be measured, the movement is stopped, the sliding block 502 is fixed under the action of the magnet ring 507, and the component to be measured is further fixed, because the limiting mechanism 4 is positioned right above the measuring mechanism 3 by the two connecting rods 501, the measuring head is positioned at the center of the inner diameter of the workpiece after the workpiece moves downwards, the position relation between the workpiece and the measuring head does not need to be adjusted manually, the component to be measured can be quickly positioned at the center of the measuring mechanism 3 during measurement, and the measurement precision is improved; when the servo motor 2 works, the output shaft of the servo motor 2 rotates, so that the spiral dies 304 rotate, the spiral dies 304 are meshed with the four dies 308, and then the four dies 304 drive the four die bases 305 to be radially opened along with the rotation of the spiral dies 304, so that the four cantilever beams 306 drive the four contacts 307 to radially move simultaneously, namely the diameter of a circle surrounded by the contacts 307 is continuously increased, in the opening process of the contacts 307, when the contacts 307 touch a part to be measured, a sensor on the contacts transmits a signal to the controller 309, so that the servo motor 2 stops working, the inner diameter of a workpiece is calculated according to data obtained by the sensor, and meanwhile, because the measuring device is small in size, the handheld use of the measuring device is facilitated through the handle 1, and the practicability is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a servo motor driven internal diameter measuring device, includes handle (1) and servo motor (2), its characterized in that, the fixed servo motor (2) that is equipped with in middle part of bottom in handle (1), and handle (1) is the U-shaped, be provided with on servo motor (2) and be used for measuring mechanism (3) of part internal diameter, measuring mechanism (3) include motor tray (301), rear end cap (302), casing (303), spiral threading die (304), threading die base (305), cantilever beam (306) and contact (307), the middle part and the output shaft fixed connection of servo motor (2) of motor tray (301) bottom, the bottom of rear end cap (302) and the top fixed connection of motor tray (301), the bottom of casing (303) and the top fixed connection of rear end cap (302), spiral threading die (304) set up in casing (303), and the output shaft of the servo motor (2) sequentially passes through the motor tray (301) and the rear end cover (302) and penetrates into the shell (303) to be fixedly connected with the middle part of the spiral threading die (304), a limiting mechanism (4) for positioning a measuring part is arranged right above the measuring mechanism (3), the limiting mechanism (4) comprises two transmission blocks (401), a screw rod (402), a first arc-shaped clamping piece (403) and a second arc-shaped clamping piece (404), an adjusting mechanism (5) for vertically moving the limiting mechanism (4) is arranged between the measuring mechanism (3) and the limiting mechanism (4), the adjusting mechanism (5) comprises two fixing blocks (506), two connecting rods (501), two sliding blocks (502), a U-shaped piece (503), a limiting piece (504) and a limiting disc (505), the two fixing blocks (506) are respectively and fixedly connected with the bottom ends of the two sides of the handle (1), the bottom end of the connecting rod (501) is fixedly connected with the top end of the fixing block (506), the top end of the limiting disc (505) is right opposite to the position between the first arc-shaped clamping piece (403) and the second arc-shaped clamping piece (404), and the limiting mechanism (4) is positioned right above the measuring mechanism (3) through the two connecting rods (501).
2. The servo motor driven inner diameter measuring device according to claim 1, wherein the measuring mechanism (3) further comprises four dies (308), the top ends of the four dies (308) are respectively fixedly connected with the bottom ends of the four die bases (305), the dies (308) are in threaded connection with the spiral dies (304), the top end of the housing (303) is in sliding connection with the die bases (305) through a radial groove of the dies, the bottom end of the cantilever beam (306) is fixedly connected with the top ends of the die bases (305), the bottom ends of the contacts (307) are fixedly connected with the top ends of the cantilever beam (306), the cross section of the contacts (307) is 1/4 round, sensors are fixedly arranged on two oppositely arranged contacts (307), a controller (309) and a driver (3010) are respectively and fixedly arranged on two sides of the bottom end of the motor tray (301), the servo motor (2) is electrically connected with the driver (3010), and the driver (3010) is electrically connected with the controller (309).
3. The servo motor driven inner diameter measuring device as claimed in claim 1, wherein the limiting mechanism (4) further comprises two bearings (405), one side of each of the two driving blocks (401) is fixedly connected with one side of each of the U-shaped member (503) and the limiting member (504), the bearings (405) are embedded in the top of the driving blocks (401), two ends of the lead screw (402) are fixedly connected with inner rings of the two bearings (405), a rocker is fixedly arranged at one end of the lead screw (402), an internal thread cylinder (406) is in threaded connection with each of two sides of the lead screw (402), the rotation directions of the two internal thread cylinders (406) are opposite, and a fixing rod (407) is fixedly arranged at one side of the internal thread cylinder (406).
4. The servo motor driven inner diameter measuring device according to claim 3, wherein the two ends of the fixing rod (407) are fixedly connected with connecting blocks (408), the first arc-shaped engaging member (403) and the second arc-shaped engaging member (404) are respectively fixedly connected with one side of the two connecting blocks (408), the first arc-shaped engaging member (403) and the second arc-shaped engaging member (404) are arranged oppositely, two sides of the middle part of the first arc-shaped engaging member (403) are respectively provided with a groove matched with the second arc-shaped engaging member (404), two limiting plates (409) are fixedly arranged between the other sides of the transmission block (401), a limiting slide rod (4010) is fixedly arranged on the other side of the internal thread cylinder (406), and a sliding groove matched with the limiting slide rod (4010) is arranged on one side of the limiting plate (409).
5. A servo motor driven inner diameter measuring device according to claim 2, wherein the adjusting mechanism (5) further comprises two magnet rings (507), the two magnet rings (507) are respectively embedded in the middle of the two sliding blocks (502), the connecting rod (501) is sleeved on the magnet rings (507), and the connecting rod (501) is made of metal iron.
6. The servo motor driven inner diameter measuring device according to claim 5, wherein the bottom of one side of the U-shaped member (503) and the limiting member (504) is fixedly connected with one side of the two sliding blocks (502), the U-shaped member (503) and the limiting member (504) are both provided with movable rods (508), and one side of the U-shaped member (503) far away from the transmission block (401) is fixedly provided with a rotating shaft (509).
7. The servo motor driven inner diameter measuring device is characterized in that one movable rod (508) is rotatably connected with a U-shaped part (503) through a rotating shaft (509), the other movable rod (508) is connected with a clamping groove formed in the end part of a limiting part (504) in a clamping mode, two sides of a limiting disc (505) are fixedly connected with the end parts of the two movable rods (508) respectively, and the bottom end of the limiting disc (505) faces a circle formed by four contacts (307) in a surrounding mode.
8. A servo motor applied to the inner diameter measuring device according to claim 1, wherein a heat sink is added to the servo motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010286787.8A CN111678483B (en) | 2020-04-13 | 2020-04-13 | Inner diameter measuring device driven by servo motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010286787.8A CN111678483B (en) | 2020-04-13 | 2020-04-13 | Inner diameter measuring device driven by servo motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111678483A true CN111678483A (en) | 2020-09-18 |
| CN111678483B CN111678483B (en) | 2022-04-15 |
Family
ID=72451637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010286787.8A Active CN111678483B (en) | 2020-04-13 | 2020-04-13 | Inner diameter measuring device driven by servo motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111678483B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353624A (en) * | 2022-01-13 | 2022-04-15 | 中国铁建重工集团股份有限公司 | Digging anchor machine cutting drum pick seat riveting detection device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001116503A (en) * | 1999-10-20 | 2001-04-27 | Nippon Kinzoku Kagaku Kk | Bore measuring apparatus |
| CN205333031U (en) * | 2016-01-19 | 2016-06-22 | 浙江爱易特智能技术有限公司 | Bearing parameter measurement subassembly |
| CN207528156U (en) * | 2017-12-18 | 2018-06-22 | 四川九一零建设工程有限公司 | Auto parts and components bore detection device |
| CN109397152A (en) * | 2018-12-29 | 2019-03-01 | 重庆亿普机电有限公司 | Chucking device is used in part processing |
| JP2019174263A (en) * | 2018-03-28 | 2019-10-10 | 株式会社東京精密 | Inner diameter measuring apparatus and method for measurement using the same |
| CN209589306U (en) * | 2019-03-15 | 2019-11-05 | 广西电网有限责任公司桂林供电局 | A kind of plum blossom fingertip spring compression force checking device |
| CN209656018U (en) * | 2019-04-16 | 2019-11-19 | 芜湖德创电气有限公司 | A kind of testing agency for compressor of air conditioner main casing internal diameter |
| CN110672054A (en) * | 2019-11-12 | 2020-01-10 | 浙江建设职业技术学院 | Steel pipe diameter measuring device for building construction quality detection |
| CN210135865U (en) * | 2019-09-04 | 2020-03-10 | 四川大学 | Hydraulic engineering pipeline measuring device |
| CN210221043U (en) * | 2019-08-13 | 2020-03-31 | 锦丰科技（深圳）有限公司 | Size measurement tool of TPE flexible glue product |
-
2020
- 2020-04-13 CN CN202010286787.8A patent/CN111678483B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001116503A (en) * | 1999-10-20 | 2001-04-27 | Nippon Kinzoku Kagaku Kk | Bore measuring apparatus |
| CN205333031U (en) * | 2016-01-19 | 2016-06-22 | 浙江爱易特智能技术有限公司 | Bearing parameter measurement subassembly |
| CN207528156U (en) * | 2017-12-18 | 2018-06-22 | 四川九一零建设工程有限公司 | Auto parts and components bore detection device |
| JP2019174263A (en) * | 2018-03-28 | 2019-10-10 | 株式会社東京精密 | Inner diameter measuring apparatus and method for measurement using the same |
| CN109397152A (en) * | 2018-12-29 | 2019-03-01 | 重庆亿普机电有限公司 | Chucking device is used in part processing |
| CN209589306U (en) * | 2019-03-15 | 2019-11-05 | 广西电网有限责任公司桂林供电局 | A kind of plum blossom fingertip spring compression force checking device |
| CN209656018U (en) * | 2019-04-16 | 2019-11-19 | 芜湖德创电气有限公司 | A kind of testing agency for compressor of air conditioner main casing internal diameter |
| CN210221043U (en) * | 2019-08-13 | 2020-03-31 | 锦丰科技（深圳）有限公司 | Size measurement tool of TPE flexible glue product |
| CN210135865U (en) * | 2019-09-04 | 2020-03-10 | 四川大学 | Hydraulic engineering pipeline measuring device |
| CN110672054A (en) * | 2019-11-12 | 2020-01-10 | 浙江建设职业技术学院 | Steel pipe diameter measuring device for building construction quality detection |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353624A (en) * | 2022-01-13 | 2022-04-15 | 中国铁建重工集团股份有限公司 | Digging anchor machine cutting drum pick seat riveting detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111678483B (en) | 2022-04-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204430895U (en) | A kind of cylindrical part both ends of the surface processing clamping device | |
| CN205414453U (en) | Lathe work special fixture of accurate graduation | |
| CN111412839B (en) | Vertical milling cutter line laser on-machine wear state detection experiment table and detection method | |
| CN111678483B (en) | Inner diameter measuring device driven by servo motor | |
| CN104259911A (en) | Adjustable eccentric clamp for turning | |
| CN112318203A (en) | Centering positioning mechanism for disc parts | |
| CN113084272A (en) | Thread cutting device suitable for threaded columns of different models | |
| CN211804229U (en) | Tiltable tapping type tapping machine | |
| CN209918920U (en) | Three-jaw chuck | |
| CN102139384B (en) | Machining and positioning device for fin-reinforced heat exchange tube and machining and positioning method thereof | |
| CN111590548A (en) | Robot base capable of achieving multi-angle positioning | |
| CN116810740A (en) | Measuring device for parts for machine manufacturing and using method thereof | |
| CN107214347B (en) | Motor casing inner spigot and end face finish machining vertical lathe and machining method thereof | |
| CN211029111U (en) | Motor casing end face hole frock clamp | |
| CN210603124U (en) | Roundness checking device for expansion joint rounding machining | |
| CN219987062U (en) | Numerical control vertical double-end-face grinding machine | |
| CN219900554U (en) | Die cutting mechanism | |
| CN201500795U (en) | Multi-spindle drill | |
| CN218984264U (en) | Positioning tool for bearing grinding | |
| CN117123937B (en) | Laser cutting machine with size adjustable chuck | |
| CN220708359U (en) | Form and position tolerance detection equipment of shafting assembly body | |
| CN220636696U (en) | Variable welding bracket for automatic laser welding | |
| CN113983952B (en) | Large-scale shaft part outline non-contact accurate measurement device and method | |
| CN219925263U (en) | Fixing device for multi-angle machining of die steel | |
| CN215866514U (en) | Ultrasonic tandem scanning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |