CN112556544A - Internal thread fast detection tool - Google Patents
Internal thread fast detection tool Download PDFInfo
- Publication number
- CN112556544A CN112556544A CN202011305909.XA CN202011305909A CN112556544A CN 112556544 A CN112556544 A CN 112556544A CN 202011305909 A CN202011305909 A CN 202011305909A CN 112556544 A CN112556544 A CN 112556544A
- Authority
- CN
- China
- Prior art keywords
- head
- detection
- type measuring
- internal thread
- adjusting
- 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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
- G01B5/204—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures of screw-threads
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
- G01B5/16—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures between a succession of regularly spaced objects or regularly spaced apertures
- G01B5/163—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures between a succession of regularly spaced objects or regularly spaced apertures of screw-threads
Abstract
The invention discloses an internal thread quick-measurement gauge, which belongs to the field of thread machining in the machining industry, and comprises a detection head and an adjusting head, wherein the detection head and the adjusting head are both cylindrical, the detection head is butted with the adjusting head, a fastening screw rod is arranged at the center of the detection head, a one-way ball bearing is arranged at one end, close to the adjusting head, of the fastening screw rod, the detection head and the adjusting head are connected through the one-way ball bearing, an A-type measuring head and a V-type measuring head which are symmetrically arranged are arranged at the top of one end, far away from the adjusting head, of the detection head, the A-type measuring head and the V-type measuring head pass through the same central axis, the part, protruding out of the detection head, of the A-type measuring head; the invention can realize the rapid detection of the internal thread, not only can adapt to the internal threads with different intervals, but also can ensure the detection accuracy, accelerate the production efficiency of parts and promote the production standard of the parts.
Description
Technical Field
The invention belongs to the field of thread machining in the machining industry, and particularly relates to a quick internal thread measuring gauge.
Background
In machine manufacturing, the machining of threads is difficult compared with the machining of other parts, because the tooth profile of the threads and the pitch diameter of the threads are controlled in the machining, and the pitch diameter of the threads has no solid surface for detection and can only be measured in an indirect detection mode.
Particularly for internal threads, the detection is more difficult because the standard quantity for detecting the internal threads only has a thread plug gauge, and only the maximum value and the minimum value of the pitch diameter size of the internal threads are detected, so that the current numerical value cannot be given. This causes difficulty in machining because it is impossible to know how much margin is left and how much feed is left, which causes a great quality risk to the internal thread machining.
The invention aims to solve the problem that the processing of the existing internal thread is more difficult than the processing of other parts. The internal thread is measured by utilizing a thread pitch diameter measuring method, rotation diameter change and a dial indicator, during detection, the two side heads are placed at symmetrical positions and tightly attached to thread teeth at the symmetrical positions, and when the thread changes, the distance measurement also changes.
Disclosure of Invention
The invention aims to: the utility model provides an utensil is examined to internal thread short-term test has solved the unable short-term test's of internal thread problem.
The technical scheme adopted by the invention is as follows: an internal thread quick-detection gauge comprises a detection head and an adjusting head, wherein the detection head and the adjusting head are both cylindrical, the detection head is in butt joint with the adjusting head, a fastening screw is arranged at the center of the detection head, one end, close to the adjusting head, of the fastening screw is provided with a one-way ball bearing, the detection head is connected with the adjusting head through the one-way ball bearing, the top of one end, far away from the adjusting head, of the detection head is provided with an A-type measuring head and a V-type measuring head which are symmetrically arranged, the A-type measuring head and the V-type measuring head pass through the same central axis, the part, protruding out of the detection head, of the A-type measuring head is a tip, the A-type measuring head is fixedly connected with the fastening screw, the part, protruding out;
further, the cross-sectional sizes of the detection head and the adjusting head are the same;
further, the tip of the A-type measuring head and the concave end of the V-type measuring head are matched with the internal thread to be measured;
further, the length of the detection head is larger than that of the adjusting head;
furthermore, one end of the adjusting head is provided with a scale mark;
further, the outer surface of the adjusting nut is lower than the outer surface of the detection head.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the invention can realize the rapid detection of the internal thread, not only can adapt to the internal threads with different intervals, but also can ensure the detection accuracy, accelerate the production efficiency of parts and promote the production standard of the parts.
2. The invention can ensure the production safety in the actual production process, can quickly select parts meeting the production requirements and improve the production efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other relevant drawings can be obtained according to the drawings without inventive effort, wherein:
FIG. 1 is a schematic diagram of a prior art method of detecting internal threads
FIG. 2 is a schematic diagram of the two-end probe detection of the present invention
Fig. 3 is a schematic structural diagram of a type a probe according to the present invention;
fig. 4 is a schematic structural diagram of a V-shaped probe according to the present invention;
FIG. 5 is a schematic structural view of the present invention;
FIG. 6 is a schematic view of the detection range of the present invention;
FIG. 7 is a schematic illustration of the present invention detecting pitch diameter of internal threads;
FIG. 8 is a schematic of the maximum calibrated dimension for the thread pitch diameter dimension of a ring gauge of the same gauge prior to use of the present invention;
the labels in the figure are: a type 1-a probe; a 2-V type probe; 3-fastening a screw rod; 4-one-way ball bearing; 5-adjusting the head; 6-detecting the head; 7-adjusting the nut; 8-measuring the angular region β; 9-detection range; 10-internal thread diameter value; 11-minor diameter of thread; 12-pitch diameter of the thread; 13-large diameter of thread; b-ranging.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
It should be noted that, as shown in fig. 1, in the prior art, for the method for measuring the internal thread of a component, in the machine manufacturing, the processing of the thread is difficult compared with the processing of other components, because not only the tooth form of the thread but also the pitch diameter Φ of the thread are controlled in the processing, and the pitch diameter of the thread has no solid surface for detection, and can only be measured by an indirect detection method, that is, the specific size of the internal thread is calculated by measuring the small thread diameter 11, the pitch diameter 12 and the large thread diameter 13, respectively, such a measurement method is very inconvenient, and it cannot be ensured that all the internal threads meet the requirements of related production or use.
The features and properties of the present invention are described in further detail below with reference to examples.
Example one
As shown in fig. 2-8, the present invention is directed to the problem that the processing of the existing internal thread is difficult compared with the processing of other parts. The inner thread is measured by utilizing a thread pitch diameter measuring method, rotation diameter change and a dial indicator, when the V-shaped measuring head 2 and the A-shaped measuring head 1 are used for detection, two side heads are symmetrically arranged and tightly attached to thread teeth at the symmetrical positions, and when the thread changes, the distance measuring B also changes; during detection, the specification sizes of the A-type measuring head 1 and the V-type measuring head 2 are selected according to the screw pitch P, if the screw pitch is P, the opening sizes W of the A-type measuring head and the V-type measuring head are 0.7948Pmm,
the invention relates to an internal thread quick-detection gauge which comprises a detection head 6 and an adjusting head 5, wherein the detection head 6 and the adjusting head 5 are cylindrical, the detection head 6 is in butt joint with the adjusting head 5, a fastening screw 3 is arranged at the center of the detection head 6, a one-way ball bearing 4 is arranged at one end, close to the adjusting head 5, of the fastening screw 3, the detection head 6 is connected with the adjusting head 5 through the one-way ball bearing 4, an A-type measuring head 1 and a V-type measuring head 2 which are symmetrically arranged are arranged at the top of one end, far away from the adjusting head 5, of the detection head 6, the A-type measuring head 1 and the V-type measuring head 2 pass through the same central axis, the part, protruding out of the detection head 6, of the A-type measuring head 1 is a pointed end, the A-type measuring head 1 is fixedly connected with the fastening screw 3, the part, protruding out of the.
Further, the cross-sectional dimensions of the detection head 6 and the adjustment head 5 are the same.
Further, the tip of the A-type measuring head 1 and the concave end of the V-type measuring head 2 are matched with the internal thread to be measured.
Further, the length of the detection head 6 is larger than that of the adjusting head 5.
Furthermore, one end of the adjusting head 5 is provided with a scale mark.
Further, the outer surface of the adjusting nut is lower than the outer surface of the detecting head 6
The principle of the invention is as follows: the adjusting head is provided with a measuring scale mark of 0-1 mm, when the rotation angle beta of a measuring area of the A-type measuring head 1 changes, the diameter value M of the internal thread also changes, the change value of M is marked by the measuring scale mark at the end part of the adjusting head 5, and an operator reads the current value through the scale mark; the movable A-type measuring head 1 can flexibly operate in beta measurement, and the one-way ball bearing 4 ensures that the adjusting head 5 and the detecting head 6 can also flexibly operate after being connected and fastened; fixed V type gauge head 2 passes through adjusting nut 7 to be fixed on detecting head 6, and the scalable change of fixed V type gauge head 2 simultaneously is adjusted to the flexible change of the fixed V type gauge head 2 of the internal thread accessible of different specifications, then with adjusting nut 7 locking can.
Before use, the maximum value of the thread pitch diameter size of a ring gauge (no-go gauge) with the same specification size is calibrated, the measuring device is stretched into an internal thread, the rotary movable A-type measuring head 1 can flexibly operate in beta measurement, the A-type measuring head 1 and the fixed V-type measuring head 2 can also operate when forming a coaxial line, the pitch diameter of the internal thread exceeds the upper difference, and if not, the current actual measurement value is judged according to scales. And reflecting the size of the pitch diameter of the internal thread through a dial indicator.
The invention has the following effects: by verification, the design can basically meet the actual use requirement and the design target.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, and any modifications, equivalents and improvements made by those skilled in the art within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides an utensil is examined soon to internal thread which characterized in that: the detection head (6) and the adjustment head (5) are cylindrical, the detection head (6) is in butt joint with the adjustment head (5), a fastening screw rod (3) is arranged at the center of the detection head (6), one end, close to the adjustment head (5), of the fastening screw rod (3) is provided with a one-way ball bearing (4), the detection head (6) is connected with the adjustment head (5) through the one-way ball bearing (4), the top of one end, far away from the adjustment head (5), of the detection head (6) is provided with an A-type measuring head (1) and a V-type measuring head (2) which are symmetrically arranged, the A-type measuring head (1) and the V-type measuring head (2) pass through the same central axis, the part, protruding out of the detection head (6), of the A-type measuring head (1) is a tip, the A-type measuring head (1) is fixedly connected with the fastening screw rod (3), the part, protruding out of the detection head (6), of the V-, the V-shaped measuring head (2) is fixedly connected with the measuring head (6) through an adjusting nut (7).
2. The internal thread rapid measurement gauge according to claim 1, characterized in that: the cross-sectional dimensions of the detection head (6) and the adjusting head (5) are the same.
3. The internal thread rapid measurement gauge according to claim 1, characterized in that: the tip of the A-type measuring head (1) and the concave end of the V-type measuring head (2) are matched with the internal thread to be measured.
4. The internal thread rapid measurement gauge according to claim 1, characterized in that: the length of the detection head (6) is larger than that of the adjusting head (5).
5. The internal thread rapid measurement gauge according to claim 1, characterized in that: one end of the adjusting head (5) is provided with scale marks.
6. The internal thread rapid measurement gauge according to claim 1, characterized in that: the outer surface of the adjusting nut is lower than the outer surface of the detection head (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011305909.XA CN112556544B (en) | 2020-11-19 | 2020-11-19 | Internal thread quick-testing gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011305909.XA CN112556544B (en) | 2020-11-19 | 2020-11-19 | Internal thread quick-testing gauge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112556544A true CN112556544A (en) | 2021-03-26 |
| CN112556544B CN112556544B (en) | 2023-09-19 |
Family
ID=75044484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011305909.XA Active CN112556544B (en) | 2020-11-19 | 2020-11-19 | Internal thread quick-testing gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112556544B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202188801U (en) * | 2011-08-08 | 2012-04-11 | 孙生强 | Female thread micrometer |
-
2020
- 2020-11-19 CN CN202011305909.XA patent/CN112556544B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202188801U (en) * | 2011-08-08 | 2012-04-11 | 孙生强 | Female thread micrometer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112556544B (en) | 2023-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203704817U (en) | Thread plug gauge used for detecting taper internal threads of graphite electrode | |
| CN102003931B (en) | Comprehensive detection method and device of tool tapered handle (7:24) | |
| CN213021371U (en) | Measuring tool for rapidly detecting inner diameter size | |
| CN112556544B (en) | Internal thread quick-testing gauge | |
| CN211696200U (en) | Thread depth gauge | |
| CN210862484U (en) | Concave-convex table measuring tool for spigot | |
| CN201206964Y (en) | Gage | |
| CN110779418A (en) | Method for measuring length of cone on line by double meters | |
| CN106017274A (en) | Special measuring gage and measuring method for inner ring groove diameter of a part | |
| CN205940388U (en) | Utensil is examined in part of measurement inner chamber outside diameter's special use | |
| CN205718776U (en) | Major diameter inside and outside circle double-purpose test measuring device | |
| CN213688184U (en) | Sealing plug verticality gauge | |
| CN101655342A (en) | Measuring apparatus of diameter of internal sealing face of oil pipe | |
| CN212931286U (en) | Hole depth error measurement gauge | |
| CN210441792U (en) | Go-no-go detection device | |
| CN110081797B (en) | Detection device and detection method for hole and shaft belt tip | |
| CN209894101U (en) | Special detection tool for detecting depth of cylinder hole ring groove of cylinder body | |
| CN201476746U (en) | Vertical hole pitch measurement device | |
| CN217764808U (en) | Taper detector for taper hole | |
| CN214702087U (en) | Paddle shaft taper measuring tool | |
| CN220366772U (en) | Novel multifunctional gauge | |
| CN112611299B (en) | Device and method for detecting thread size at end part of paper feeding shaft of printer | |
| CN219853567U (en) | Core deviation correcting tool for end face tool apron of core moving machine | |
| TWI513955B (en) | Nut evaluating tool and method | |
| CN205919762U (en) | Utensil is examined apart from outer terminal surface size to built -in ring recess in automobile -used differential side gear shaft hole |
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 |