CN203083513U - Coaxiality measuring device of machine element inner bore - Google Patents
Coaxiality measuring device of machine element inner bore Download PDFInfo
- Publication number
- CN203083513U CN203083513U CN 201320090054 CN201320090054U CN203083513U CN 203083513 U CN203083513 U CN 203083513U CN 201320090054 CN201320090054 CN 201320090054 CN 201320090054 U CN201320090054 U CN 201320090054U CN 203083513 U CN203083513 U CN 203083513U
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- locating sleeve
- steel ball
- screw
- steel
- spring
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a coaxiality measuring device of a machine element inner bore. The coaxiality measuring device comprises a bracket and a cylindrical locating sleeve horizontally and fixedly connected with the bracket; a straight pipe of a horizontally arranged inner diameter gauge is inserted in the locating sleeve and fixed, and a side head of the inner diameter gauge extends out of the outside of the locating sleeve; a first to a fourth steel ball radially projected out of the outer wall of the locating sleeve are arranged in the locating sleeve; the first steel ball and the second steel ball are located on the same cross section of the locating sleeve, and are distributed with an angle of 120+/-5 degrees in the peripheral direction of the locating sleeve; a fifth steel ball radially projected out of the outer wall of the locating sleeve is further arranged in the locating sleeve, the fifth steel ball is supported by a spring, and an inner wall of the locating sleeve is used as a spring seat of the spring; the distances between the fifth steel ball and the other four steel balls are the same, and the fifth steel ball and the other four steel balls are positioned on opposite surfaces in the peripheral direction of the locating sleeve. The coaxiality of the two inner surfaces of a deep hole workpiece can be measured, and the device has the characteristics of being convenient and practical.
Description
Technical field:
The utility model relates to a kind of mechanical component endoporus coaxality measuring mechanism.
Background technology:
In mechanical component, measured position error is a difficult point, particularly the specific (special) requirements of some part can't detect with multimeter, as shown in Figure 2, part endoporus internal diameter difference, outer stomidium internal diameter are greater than interior stomidium internal diameter, and stomidium is a benchmark in addition, interior stomidium has the right alignment requirement with respect to outer stomidium, can't detect with all purpose instrument.
Summary of the invention:
For overcoming the defective of prior art, the purpose of this utility model is to provide a kind of mechanical component endoporus coaxality measuring mechanism, satisfies and detects requirement.
The utility model technical solution problem adopts following technical scheme:
Mechanical component endoporus coaxality measuring mechanism, it comprises:
Support and horizontal fixed are connected the cylindrical shape locating sleeve on the described support;
Horizontally disposed internal diameter scale, the straight tube of described internal diameter scale are interspersed in the described locating sleeve and fix, and the end of described straight tube has the side head that extends described locating sleeve outside;
Be provided with first steel ball, second steel ball, the 3rd steel ball and the 4th steel ball that radially protrude in the locating sleeve outer wall in the described locating sleeve; Described first steel ball, second steel ball are on the same cross section of locating sleeve, and are 120 ° ± 5 ° distributions at the circumferencial direction of locating sleeve; Described the 3rd steel ball, the 3rd steel ball are on the same cross section of locating sleeve, and are 120 ° ± 5 ° distributions at the circumferencial direction of locating sleeve;
Also be provided with the 5th steel ball that radially protrudes in the locating sleeve outer wall in the described locating sleeve, described the 5th steel ball supports with spring, and described spring is a spring base with the inwall of locating sleeve;
Distance between four steel balls of described the 5th steel ball and other equates, and on the circumferencial direction of locating sleeve, the 5th steel ball and other four steel balls are on the opposite face.
Design feature of the present utility model also is:
Radially be provided with first screw and second screw on described locating sleeve respectively, described locating sleeve is fixedlyed connected with described straight tube with described first screw and second screw.
Design feature of the present utility model also is:
Described first screw and first steel ball, second steel ball are on the same cross section of locating sleeve; Described second screw and the 3rd steel ball, the 4th steel ball are on the same cross section of locating sleeve.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
In the utility model, steel ball on the locating sleeve is given prominence to locating sleeve outer wall 0.5mm, is used to locate part endoporus to be measured, and the movable gauge head of internal diameter scale can touch the inside surface of measuring workpieces, can measure the right alignment of deep hole workpiece two inside surfaces, have convenient and practical characteristics.
Description of drawings:
Fig. 1 is a stereographic map of the present utility model; Fig. 2 is a workpiece for measurement endoporus right alignment synoptic diagram; Fig. 3 is a front view of the present utility model; Fig. 4 is a vertical view of the present utility model; Fig. 5 is a user mode synoptic diagram of the present utility model.
Number in the figure: 1 support, 2 internal diameter scales, 3 locating sleeves, 41 first steel balls, 42 second steel balls, 43 the 3rd steel balls, 44 the 4th steel balls, 5 side heads, 61 first screws, 62 second screws, 7 springs, 8 the 5th steel balls, 9 straight tubes, 10 parts.
Below pass through embodiment, and the utility model is described in further detail in conjunction with the accompanying drawings.
Embodiment:
Embodiment: in conjunction with Fig. 1-5, the mechanical component endoporus coaxality measuring mechanism of present embodiment, it comprises:
In locating sleeve 3, be provided with first steel ball 41, second steel ball 42, the 3rd steel ball 43 and the 4th steel ball 44 that radially protrude in the locating sleeve outer wall; First steel ball, second steel ball are on the same cross section of locating sleeve, and are 120 ° ± 5 ° distributions at the circumferencial direction of locating sleeve; The 3rd steel ball, the 3rd steel ball are on the same cross section of locating sleeve, and are 120 ° ± 5 ° distributions at the circumferencial direction of locating sleeve;
Also be provided with the 5th steel ball 8, the five steel balls 8 that radially protrude in the locating sleeve outer wall and support with spring 7 in locating sleeve 3, spring 7 is a spring base with the inwall of locating sleeve; Distance between four steel balls of the 5th steel ball and other equates, and on the circumferencial direction of locating sleeve, the 5th steel ball and other four steel balls are on the opposite face.
In specifically being provided with, radially be provided with first screw 61 and second screw 62 respectively on locating sleeve 3, locating sleeve is fixedlyed connected with described straight tube 9 with first screw and second screw.And first screw 61 and first steel ball, second steel ball are on the same cross section of locating sleeve; Second screw 62 and the 3rd steel ball, the 4th steel ball are on the same cross section of locating sleeve.
Referring to Fig. 5, during use, part 10 endoporus are contained on the locating sleeve, first to fourth 4 steel ball contact part benchmark bore areas on the locating sleeve, the part left side is positioned at the locating sleeve end face, and locating sleeve the 5th steel ball 8 tightly contacts lower surface under spring 7 effects, and make four steel balls in top locate interior reference surfaces, the movable gauge head of internal diameter scale 5 contact measured surfaces.By the diagram rotational parts, the coaxiality error on surperficial relative datum to be measured surface is reflected on the indicating gauge of internal diameter scale by gauge head 5 with hand.
Claims (3)
1. mechanical component endoporus coaxality measuring mechanism is characterized in that comprising:
Support (1) and horizontal fixed are connected the cylindrical shape locating sleeve (3) on the described support;
Horizontally disposed internal diameter scale (2), the straight tube of described internal diameter scale (9) are interspersed in the described locating sleeve and fix, and the end of described straight tube (9) has the side head (5) that extends described locating sleeve outside;
Be provided with first steel ball (41), second steel ball (42), the 3rd steel ball (43) and the 4th steel ball (44) that radially protrude in the locating sleeve outer wall in the described locating sleeve (3); Described first steel ball, second steel ball are on the same cross section of locating sleeve, and are 120 ° ± 5 ° distributions at the circumferencial direction of locating sleeve; Described the 3rd steel ball, the 3rd steel ball are on the same cross section of locating sleeve, and are 120 ° ± 5 ° distributions at the circumferencial direction of locating sleeve;
Also be provided with the 5th steel ball (8) that radially protrudes in the locating sleeve outer wall in the described locating sleeve (3), described the 5th steel ball (8) supports with spring (7), and described spring (7) is a spring base with the inwall of locating sleeve;
Distance between four steel balls of described the 5th steel ball and other equates, and on the circumferencial direction of locating sleeve, the 5th steel ball and other four steel balls are on the opposite face.
2. mechanical component endoporus coaxality measuring mechanism according to claim 1 is characterized in that:
Radially be provided with first screw (61) and second screw (62) on described locating sleeve (3) respectively, described locating sleeve is fixedlyed connected with described straight tube (9) with described first screw and second screw.
3. mechanical component endoporus coaxality measuring mechanism according to claim 2 is characterized in that:
Described first screw (61) is on the same cross section of locating sleeve with first steel ball, second steel ball; Described second screw (62) is on the same cross section of locating sleeve with the 3rd steel ball, the 4th steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320090054 CN203083513U (en) | 2013-02-27 | 2013-02-27 | Coaxiality measuring device of machine element inner bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320090054 CN203083513U (en) | 2013-02-27 | 2013-02-27 | Coaxiality measuring device of machine element inner bore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203083513U true CN203083513U (en) | 2013-07-24 |
Family
ID=48829340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320090054 Expired - Fee Related CN203083513U (en) | 2013-02-27 | 2013-02-27 | Coaxiality measuring device of machine element inner bore |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203083513U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148769A (en) * | 2013-02-27 | 2013-06-12 | 六安江淮永达机械制造有限公司 | Device for measuring coaxiality of inner bores of mechanical parts |
| CN103528559A (en) * | 2013-09-30 | 2014-01-22 | 无锡众望四维科技有限公司 | Hole-position automatic detecting device for lock-body processing equipment |
-
2013
- 2013-02-27 CN CN 201320090054 patent/CN203083513U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148769A (en) * | 2013-02-27 | 2013-06-12 | 六安江淮永达机械制造有限公司 | Device for measuring coaxiality of inner bores of mechanical parts |
| CN103528559A (en) * | 2013-09-30 | 2014-01-22 | 无锡众望四维科技有限公司 | Hole-position automatic detecting device for lock-body processing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20160227 |