CN201940896U - Inner hole measuring device for machine tool - Google Patents
Inner hole measuring device for machine tool Download PDFInfo
- Publication number
- CN201940896U CN201940896U CN2010206936328U CN201020693632U CN201940896U CN 201940896 U CN201940896 U CN 201940896U CN 2010206936328 U CN2010206936328 U CN 2010206936328U CN 201020693632 U CN201020693632 U CN 201020693632U CN 201940896 U CN201940896 U CN 201940896U
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- China
- Prior art keywords
- flexible member
- connecting axle
- gauge head
- shell
- measuring
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- Expired - Lifetime
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Abstract
The utility model discloses an inner bore measuring device for a machine tool, wherein measuring head sensing devices are arranged at the two sides of a connecting shaft, an elastic element has a cylinder-shaped structure, and measuring rods are fixedly connected with the front end face of the elastic element by two corresponding screws respectively; each measuring head sensing device comprises a connecting plate, and the connecting plates are fixedly connected with the rear end face of the elastic element by corresponding screws. The cylinder-shaped elastic element is adopted and is fixedly connected with both the measuring rods and the connecting shaft all by two screws, therefore, the reliability of connecting is enhanced, and the inner bore measuring device for the machine tool employing the structure can be less limited in the processes of interrupted inner bore grinding and reciprocating grinding.
Description
Technical field
The utility model relates to a kind of small-bore endoporus grinding machine and initiatively measures and use measurement mechanism.
Background technology
At present, high accuracy small-bore part endoporus grinding machine is initiatively measured and is generally adopted the rear loading type measurement mechanism, and the application of rear loading type measurement mechanism has greatly improved the endoporus precision of aperture part.
Lathe Endoporus measuring device as shown in Figure 1, comprise cylinder-like shell 11, described shell 11 comprises and is used for the rear end that is connected with machine tool chief axis, be provided with the connecting axle 21 that extends axially and fixedly connected along shell 11 in the shell 11 with machine tool chief axis, connecting axle 21 bilateral symmetry are provided with two gauge head induction installations that are used for the measuring workpieces varying aperture, described connecting axle 21 is provided with two differential transformer transducers 31, the frame fixation of differential transformer transducer 31 on connecting axle 21, magnetic core fixedlys connected with one of them gauge head induction installation respectively; The front end of described connecting axle 21 is fixed with square flexible member 71 by a screw 81, described gauge head induction installation comprises that front end stretches out the measuring staff 91 of shell 11 and is used for the spring assembly 51 that measuring staff 91 resets, and measuring staff 91 is fixedlyed connected with flexible member 71 by screw 101.When in running order, the measuring staff 91 of this device contacts with the workpiece endoporus by the gauge head of measuring staff 91 front ends, when the endoporus varying aperture, magnetic core is along with the variation in workpiece aperture is subjected to displacement, produce voltage change in the differential transformer transducer 31, this voltage change is picked up by active measurement mechanism instrument, thereby finishes workpiece endoporus size Control.This device adopts square one flexible member and differential transformer transducer principle, owing to limited by space structure, flexible member all adopts a screw to be connected with connecting axle and measuring staff, easily takes place loosening.Make device be subjected to bigger restriction in the application in interrupted inner hole grinding, reciprocating type grinding field.
The utility model content
The purpose of this utility model provides a kind of lathe Endoporus measuring device, and when adopting differential transformer transducer in order to solve, it is unreliable that flexible member is connected with body, causes the problem that is subjected to bigger restriction in the device busy process.
For addressing the above problem, the utility model adopts following technical scheme: a kind of lathe Endoporus measuring device, comprise cylinder-like shell, described shell comprises and is used for the rear end that is connected with machine tool chief axis, be provided with the connecting axle that extends axially and fixedly connected along shell in the shell with machine tool chief axis, the connecting axle bilateral symmetry is provided with two gauge head induction installations that are used for the measuring workpieces varying aperture, described connecting axle is provided with two differential transformer transducers, the frame fixation of differential transformer transducer is on connecting axle, magnetic core is fixedlyed connected with one of them gauge head induction installation respectively, the front end of described connecting axle is fixed with flexible member, described gauge head induction installation comprises that front end stretches out the measuring staff of shell, measuring staff is fixedlyed connected with flexible member by screw, described flexible member is a cylindrical structural, described measuring staff is fixedlyed connected with the flexible member front end face by each self-corresponding two screw, described gauge head induction installation also comprises connecting plate, and described connecting plate is fixedlyed connected with the flexible member rear end face by each self-corresponding screw.
All offer the groove that radially extends along end face on the front and rear end of described flexible member, two vertical mutually settings of groove.
Radially be fixed with on the described connecting axle and be used for the spacing gag lever post of described gauge head induction installation.
Adopt the Endoporus measuring device of said structure, owing to adopted the flexible member of cylindrical structural, flexible member all by two screws and measuring staff with link axle and fixedly connected, increased the reliability that connects, make device in interrupted inner hole grinding, reciprocating type grinding process, be subjected to less restriction.
Be provided with limiting plate in addition between the gauge head induction installation, the displacement that has guaranteed to be fixed on the magnetic core on the connecting plate is reliable, thereby makes differential transformer transducer more accurate to the control in aperture.
Description of drawings
Fig. 1 is existing lathe Endoporus measuring device schematic diagram;
Fig. 2 is the utility model structural representation;
Fig. 3 is the front view of flexible member of the present utility model;
Fig. 4 is the right view of Fig. 3;
Fig. 5 is the left view of Fig. 3.
The specific embodiment
Shown in Fig. 2-5, a kind of lathe Endoporus measuring device of the utility model, comprise cylinder-like shell 1, described shell 1 comprises and is used for the rear end that is connected with machine tool chief axis, be provided with the connecting axle 2 that extends axially and fixedly connected along shell 1 in the shell 1 with machine tool chief axis, the front end of described connecting axle 2 is provided with the flexible member 7 of cylindrical structural, flexible member 7 is fixedlyed connected with connecting axle 2 by screw 8, connecting axle 2 bilateral symmetry are provided with two gauge head induction installations that are used for the measuring workpieces varying aperture, described gauge head induction installation comprises that front end stretches out the measuring staff 9 of shell 1, the connecting plate 4 that be arranged in parallel with measuring staff 9 and be used for the spring assembly 5 that measuring staff 9 resets, the front end of measuring staff 9 is fixed with and is used for the gauge head (not shown) that contacts with the workpiece endoporus, measuring staff 9 is fixedlyed connected with the front end face of flexible member 7 by screw 10, and described connecting plate 4 is fixedlyed connected with flexible member 7 rear end faces by screw 6.All offer the groove 12 and the groove 15 that radially extend along end face on the front and rear end of described flexible member 7, groove 12 and groove 15 mutual vertical settings; The bilateral symmetry of groove 15 offers the screw 14 that is connected with connecting axle 2, and screw 14 is a through hole, and the both sides of groove 15 also symmetry offer the screw 16 that is connected with measuring staff 9 respectively, and screw 16 is a blind hole; The bilateral symmetry of groove 12 offers the screw 13 that is connected with connecting plate 4, and screw 13 is a through hole, and above-mentioned screw all passes each self-corresponding screw.Described connecting axle is provided with two differential transformer transducers, the frame fixation of differential transformer transducer on connecting axle 2, magnetic core fixedlys connected with one of them gauge head induction installation respectively.Between spring assembly 5 and flexible member 7, be fixed with on the connecting axle 2 and be used for the gag lever post 11 spacing a described side induction installation.
When in running order, the rear end of this device is connected with machine tool chief axis, the measuring staff 9 of device front end contacts with the workpiece endoporus by gauge head, when the endoporus varying aperture, gauge head presses the measuring staff 9 of gauge head induction installation and the magnetic core of connecting plate 4 drive differential transformer transducers 3 moves, magnetic core is along with the variation in workpiece aperture is subjected to displacement, therefore, produce voltage change in the differential transformer transducer 3, this voltage change is picked up by active measurement mechanism instrument, thereby finishes workpiece endoporus size Control.In addition, rely on the gag lever post 11 between the gauge head induction installation and be used for gauge head induction installation reseting spring device 5, the side head of gauge head induction installation can be contacted with the workpiece endoporus all the time, and can be easy to return to reset condition.
Claims (3)
1. lathe Endoporus measuring device, comprise cylinder-like shell, described shell comprises and is used for the rear end that is connected with machine tool chief axis, be provided with the connecting axle that extends axially and fixedly connected along shell in the shell with machine tool chief axis, the connecting axle bilateral symmetry is provided with two gauge head induction installations that are used for the measuring workpieces varying aperture, described connecting axle is provided with two differential transformer transducers, the frame fixation of differential transformer transducer is on connecting axle, magnetic core is fixedlyed connected with one of them gauge head induction installation respectively, the front end of described connecting axle is fixed with flexible member, described gauge head induction installation comprises that front end stretches out the measuring staff of shell, measuring staff is fixedlyed connected with flexible member by screw, it is characterized in that: described flexible member is a cylindrical structural, described measuring staff is fixedlyed connected with the flexible member front end face by each self-corresponding two screw, described gauge head induction installation also comprises connecting plate, and described connecting plate is fixedlyed connected with the flexible member rear end face by each self-corresponding screw.
2. lathe Endoporus measuring device according to claim 1 is characterized in that: all offer the groove that radially extends along end face on the front and rear end of described flexible member, two vertical mutually settings of groove.
3. lathe Endoporus measuring device according to claim 1 and 2 is characterized in that: radially be fixed with on the described connecting axle and be used for the spacing gag lever post of described gauge head induction installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206936328U CN201940896U (en) | 2010-12-31 | 2010-12-31 | Inner hole measuring device for machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206936328U CN201940896U (en) | 2010-12-31 | 2010-12-31 | Inner hole measuring device for machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201940896U true CN201940896U (en) | 2011-08-24 |
Family
ID=44468247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206936328U Expired - Lifetime CN201940896U (en) | 2010-12-31 | 2010-12-31 | Inner hole measuring device for machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201940896U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102950547A (en) * | 2011-08-27 | 2013-03-06 | 沈阳黎明航空发动机(集团)有限责任公司 | Multi-coordinate numerical control shot-blasting machine based auxiliary programming device |
| CN103851996A (en) * | 2013-02-26 | 2014-06-11 | 洛阳量云精密仪器有限公司 | Device and method for measuring height of wedge block |
| CN109059836A (en) * | 2018-10-17 | 2018-12-21 | 江西洪都航空工业集团有限责任公司 | A kind of automatic testing method in part aperture |
-
2010
- 2010-12-31 CN CN2010206936328U patent/CN201940896U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102950547A (en) * | 2011-08-27 | 2013-03-06 | 沈阳黎明航空发动机(集团)有限责任公司 | Multi-coordinate numerical control shot-blasting machine based auxiliary programming device |
| CN102950547B (en) * | 2011-08-27 | 2015-05-20 | 沈阳黎明航空发动机(集团)有限责任公司 | Multi-coordinate numerical control shot-blasting machine based auxiliary programming device |
| CN103851996A (en) * | 2013-02-26 | 2014-06-11 | 洛阳量云精密仪器有限公司 | Device and method for measuring height of wedge block |
| CN109059836A (en) * | 2018-10-17 | 2018-12-21 | 江西洪都航空工业集团有限责任公司 | A kind of automatic testing method in part aperture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110824 |
|
| CX01 | Expiry of patent term |