CN214470469U - Thread gauge with scales - Google Patents
Thread gauge with scales Download PDFInfo
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- CN214470469U CN214470469U CN202120647005.9U CN202120647005U CN214470469U CN 214470469 U CN214470469 U CN 214470469U CN 202120647005 U CN202120647005 U CN 202120647005U CN 214470469 U CN214470469 U CN 214470469U
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- sleeve
- measuring
- thread
- hole
- measuring rod
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Abstract
The utility model relates to a thread gauge with scales, which comprises a sleeve and a measuring rod; the end face of the sleeve is provided with a through hole, and the inner wall of the through hole is provided with a first internal thread; the bottom end of the measuring rod is provided with a first external thread, and the side surface of the measuring rod is provided with scale marks along the axial direction of the measuring rod; the length of the first external thread is consistent with that of the first internal thread; and the zero line of the scale mark is positioned at the top end of the first external thread. Take thread gauge of scale, through setting up the measuring stick of taking the scale to make measuring stick and sleeve threaded connection, when measuring, utilize the first internal thread of measuring stick and need measuring screw hole to carry out threaded connection, when the measuring stick bottom reachs the bottom of the screw hole that needs measuring, can directly read the numerical value at scale mark correspondence sleeve top on the measuring stick, and then obtain the depth value of measurand screw hole, convenient and fast.
Description
Technical Field
The utility model relates to a measure and detect technical field, especially relate to a take screw thread gauge of scale.
Background
The traditional effective thread depth of measurement needs to measure screw gauge length, then returns to zero, and the screw gauge is advanced to the button again, and the reuse callipers of returning to zero measure the depth, and it is perpendicular and measurement surface is perpendicular to keep callipers and thread gauge face among the measurement process, because measurement surface is little, and callipers are difficult to keep vertical state, and measuring error is big.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at overcoming the shortcoming and not enough among the prior art, provide a take thread gauge of scale.
A thread gauge with scales comprises a sleeve and a measuring rod;
the end face of the sleeve is provided with a through hole, and the inner wall of the through hole is provided with a first internal thread;
the bottom end of the measuring rod is provided with a first external thread, and the side surface of the measuring rod is provided with scale marks along the axial direction of the measuring rod; the length of the first external thread is consistent with that of the first internal thread; and the zero line of the scale mark is positioned at the top end of the first external thread.
The thread gauge with the scales of the utility model is provided with the measuring rod with the scales, and the measuring rod is in threaded connection with the sleeve, when measuring, the first internal thread of the measuring rod is in threaded connection with the threaded hole to be measured, when the bottom of the measuring rod reaches the bottom of the threaded hole to be measured, the numerical value of the scale line on the measuring rod corresponding to the top of the sleeve can be directly read, and then the depth value of the threaded hole to be measured is obtained, which is convenient and fast; the bottom surface of the sleeve is in direct parallel contact with the measuring surface, so that errors are reduced, and the reading is more visual; the utility model discloses simple structure realizes easy, convenient to use.
Further, the device also comprises a handle; the handle is arranged at the top of the measuring rod.
Adopt above-mentioned further scheme's beneficial effect to be, through setting up the handle, convenience of customers operation measuring stick.
Further, the top of the measuring rod is in threaded connection with the handle.
The beneficial effect who adopts above-mentioned further scheme is, through the top and the handle threaded connection of measuring stick, can conveniently replace the measuring stick that has different first external screw threads to measure the screw hole of needs measurand of difference.
Furthermore, a through hole is formed in the side face of the sleeve, the axis direction of the through hole is perpendicular to the axis direction of the through hole, and a second internal thread is arranged in the through hole; the locking device also comprises a locking column; the first end of locking post is equipped with the second external screw thread, the first end and the perforation threaded connection of locking post.
Adopt above-mentioned further scheme's beneficial effect is, through setting up the locking post, after the measurement is accomplished, through rotating the locking post, and then lock the measuring stick, make the measuring stick fixed, avoid the measuring stick to rotate by oneself, cause reading error.
Furthermore, a stopping part is arranged at the second end of the locking column, and the sectional area of the stopping part is larger than that of the locking column; the device also comprises a spring; the spring is sleeved on the locking column, and the two ends of the spring tightly push against the surface of the sleeve and the surface of the stopping part.
Adopt above-mentioned further scheme's beneficial effect is, through setting up the spring, can exert axial pretightning force to the locking post, avoid locking post not hard up.
Further, the device also comprises a magnifying glass; the magnifying lens is arranged at the top of the sleeve; the magnifier faces the scale marks on the measuring rod.
The beneficial effect of adopting above-mentioned further scheme is that, the numerical value of scale mark is observed to the accessible magnifying glass under the less condition of scale mark, and convenience of customers uses.
Further, the magnifying lens is rotatably arranged on the sleeve.
Adopt above-mentioned further scheme's beneficial effect to be, through rotating the magnifying glass setting on the sleeve, convenience of customers observes the magnifying glass at the angle of difference, and then observes the scale mark.
Further, the measuring rod comprises a rod body and a sleeve; the sleeve is sleeved on the rod body; the first external thread is arranged at the bottom of the rod body; the scale marks are arranged on the outer side surface of the sleeve.
Adopt above-mentioned further scheme's beneficial effect to be, through establishing the sleeve pipe cover on the body of rod, can conveniently rotate the sleeve pipe, and then aim at the magnifying glass with the scale mark line on the sleeve pipe, and then convenience of customers observes.
Furthermore, the device also comprises a plurality of rotating rods; the rotating rod is rotatably arranged at the bottom of the side surface of the sleeve; the telescopic side is equipped with the groove of accomodating that supplies the dwang to accomodate.
The rotating rod is arranged, so that the sleeve can be supported in an auxiliary manner, the fit between the sleeve and the measuring surface is improved, and the measuring accuracy is improved; through setting up and accomodating the groove, can conveniently accomodate the dwang when not using.
Further, the surface of the first external thread is provided with a wear-resistant surface coating; the wear-resistant surface coating is a TiN coating, TiAlN coating or TiCN coating.
The beneficial effect who adopts above-mentioned further scheme is that, through setting up wear-resisting surface coating, can improve the abrasive resistance of first external screw thread, and then improve the life-span of first external screw thread and measuring stick.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of the graduated thread gauge of the present invention;
fig. 2 is a schematic structural view of the sleeve of the present invention;
fig. 3 is a schematic structural view of the measuring rod of the present invention;
fig. 4 is a schematic sectional structure diagram of the measuring rod of the present invention.
In the figure: 10. a sleeve; 11. a through hole; 111. a first internal thread; 12. perforating; 121. a second internal thread; 13. a receiving groove; 20. a measuring rod; 21. a rod body; 211. a first external thread; 22. a sleeve; 221. scale lines; 30. a handle; 40. a locking post; 41. a stopper portion; 42. a spring; 50. a magnifying glass; 60. rotating the rod.
Detailed Description
Referring to fig. 1 to 4, the thread gauge with scales of the present embodiment includes a sleeve 10, a measuring rod 20, a handle 30, a locking column 40, a magnifying lens 50, and three rotating rods 60;
specifically, a through hole 11 is formed in the end face of the sleeve 10, and a first internal thread 111 is formed in the inner wall of the through hole 11;
specifically, the bottom end of the measuring rod 20 is provided with a first external thread 211, and the side surface of the measuring rod 20 is provided with a scale mark 221 along the axial direction thereof; the length of the first external thread 211 is consistent with that of the first internal thread 111; the zero line of the graduation lines 221 is located at the top end of the first external thread 211.
In the preferred embodiment, the handle 30 is disposed at the top of the measuring stick 20.
In the preferred embodiment, the top of the measuring rod 20 is threadedly connected to the handle 30.
In the preferred embodiment, a through hole 12 is formed in a side surface of the sleeve 10, an axial direction of the through hole 12 is perpendicular to an axial direction of the through hole 11, and a second internal thread 121 is formed in the through hole 12; a first end of the locking column 40 is provided with a second external thread (not shown), and the first end of the locking column 40 is in threaded connection with the through hole 12;
more specifically, the second end of the locking column 40 is provided with a stop part 41, and the cross-sectional area of the stop part 41 is larger than that of the locking column 40; also included is a spring 42; the spring 42 is sleeved on the locking column 40, and two ends of the spring 42 tightly push against the surface of the sleeve 10 and the surface of the stopping part 41.
In the preferred embodiment, the magnifying lens 50 is disposed at the top of the sleeve 10; the magnifying lens 50 faces the scale lines 221 on the measuring rod 20;
more specifically, in order to facilitate the user to observe the magnifying glass 50, and thus the graduation marks 221, at different angles, the magnifying glass 50 is rotatably disposed on the sleeve 10.
In the preferred embodiment, the measuring rod 20 comprises a rod body 21 and a sleeve 22; the sleeve 22 is sleeved on the rod body 21; the first external thread 211 is arranged at the bottom of the rod body 21; the graduation marks 221 are arranged on the outer side of the sleeve 22.
More specifically, the rotating rod 60 is rotatably disposed at the bottom of the side surface of the sleeve 10; the sleeve 10 has a receiving groove 13 formed in a side surface thereof for receiving the rotating lever 60.
More specifically, the surface of the first external thread 211 is provided with a wear-resistant surface coating (not shown); the wear-resistant surface coating is a TiN coating, TiAlN coating or TiCN coating.
The working process of the embodiment:
a user can attach the bottom surface of the sleeve 10 to the surface of the measurement hole site, and can open the rotating rod 60 if necessary, so that the rotating rod 60 is flush with the bottom surface of the sleeve 10, and the attachment degree of the bottom surface of the sleeve 10 to the surface of the measurement hole site is improved;
further aligning the through hole 11 with the measuring hole position, rotating the handle 30 to enable the first external thread 211 of the measuring rod 20 and the first internal thread 111 of the through hole 11 to rotate mutually, further moving the measuring rod 20 downwards until the measuring rod 20 reaches the bottom, stopping rotating the handle 30, further rotating the locking column 40, and enabling the end part of the locking column 40 to tightly prop against the measuring rod 20;
the sleeve 22 can be rotated to align the scale marks 221 with the magnifier 50, and the numerical values on the scale marks 221 can be directly observed through the magnifier 50 to obtain depth data of the hole site to be measured; the user may also twist the handle 30 and remove the gauge before reading the data.
Compared with the prior art, the utility model discloses a take screw thread gauge of scale, through setting up the measuring stick of taking the scale, and make measuring stick and sleeve threaded connection, when measuring, utilize the first internal thread of measuring stick to carry out threaded connection with the screw hole that needs to be measured, when the measuring stick bottom reaches the bottom of the screw hole that needs to be measured, can directly read the numerical value that the scale mark on the measuring stick corresponds the sleeve top, and then obtain the depth value of the screw hole that is measured, convenient and fast; the bottom surface of the sleeve is in direct parallel contact with the measuring surface, so that errors are reduced, and the reading is more visual; the utility model discloses simple structure realizes easy, convenient to use.
In addition, the invention also has the following beneficial effects:
the handle is arranged, so that a user can conveniently operate the measuring rod;
the top of the measuring rod is in threaded connection with the handle, so that the measuring rod with different first external threads can be replaced conveniently to measure different threaded holes to be measured;
by arranging the locking column, after measurement is finished, the measuring rod is locked by rotating the locking column, so that the measuring rod is fixed, and reading errors caused by the fact that the measuring rod rotates automatically are avoided;
through the arrangement of the spring, axial pre-tightening force can be applied to the locking column, and the locking column is prevented from loosening;
under the condition that the scale mark is small, the numerical value of the scale mark can be observed through the magnifying lens, so that the use by a user is facilitated;
the magnifying lens is rotatably arranged on the sleeve, so that a user can conveniently observe the magnifying lens at different angles, and further observe the scale marks;
the sleeve is sleeved on the rod body, so that the sleeve can be conveniently rotated, and the scale line on the sleeve is aligned with the magnifier, so that a user can conveniently observe the scale line;
the rotating rod is arranged, so that the sleeve can be supported in an auxiliary manner, the fit between the sleeve and the measuring surface is improved, and the measuring accuracy is improved; the rotating rod can be conveniently accommodated when not in use by arranging the accommodating groove;
through setting up wear-resisting surface coating, can improve the abrasive resistance of first external screw thread, and then improve the life-span of first external screw thread and measuring stick.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. A thread gauge with scales is characterized by comprising
The sleeve comprises a sleeve (10), wherein a through hole (11) is formed in the end face of the sleeve (10), and a first internal thread (111) is formed in the inner wall of the through hole (11);
the measuring device comprises a measuring rod (20), wherein a first external thread (211) is arranged at the bottom end of the measuring rod (20), and scale marks (221) are arranged on the side surface of the measuring rod (20) along the axial direction of the measuring rod; the length of the first external thread (211) is consistent with that of the first internal thread (111); the zero line of the scale mark (221) is positioned at the top end of the first external thread (211).
2. A graduated thread gauge according to claim 1, further comprising a handle (30); the handle (30) is arranged at the top of the measuring rod (20).
3. Graduated thread gauge according to claim 2, wherein the measuring rod (20) is screwed at its top with a handle (30).
4. A graduated thread gauge according to claim 3, wherein the side of the sleeve (10) is provided with a through hole (12), the axial direction of the through hole (12) is perpendicular to the axial direction of the through hole (11), and a second internal thread (121) is arranged in the through hole (12); further comprising a locking post (40); the first end of the locking column (40) is provided with a second external thread, and the first end of the locking column (40) is in threaded connection with the through hole (12).
5. Graduated thread gauge according to claim 4, wherein the second end of the locking post (40) is provided with a stop (41), the stop (41) having a cross-sectional area greater than the cross-sectional area of the locking post (40); further comprising a spring (42); the spring (42) is sleeved on the locking column (40), and two ends of the spring (42) tightly support the surface of the sleeve (10) and the surface of the stopping part (41).
6. Graduated thread gauge according to claim 5, further comprising a magnifying glass (50); the magnifying lens (50) is arranged at the top of the sleeve (10); the magnifying glass (50) faces the scale marks (221) on the measuring rod (20).
7. Graduated thread gauge according to claim 6, wherein the magnifying glass (50) is rotatably arranged on the sleeve (10).
8. Graduated thread gauge according to claim 7, wherein the measuring rod (20) comprises a rod body (21) and a sleeve (22); the sleeve (22) is sleeved on the rod body (21); the first external thread (211) is arranged at the bottom of the rod body (21); the scale marks (221) are arranged on the outer side surface of the sleeve (22).
9. A graduated thread gauge according to claim 8, further comprising a plurality of rotatable rods (60); the rotating rod (60) is rotatably arranged at the bottom of the side surface of the sleeve (10); the side of the sleeve (10) is provided with a containing groove (13) for containing the rotating rod (60).
10. Graduated thread gauge according to claim 1, wherein the surface of the first external thread (211) is provided with a wear-resistant surface coating; the wear-resistant surface coating is a TiN coating, TiAlN coating or TiCN coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120647005.9U CN214470469U (en) | 2021-03-30 | 2021-03-30 | Thread gauge with scales |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120647005.9U CN214470469U (en) | 2021-03-30 | 2021-03-30 | Thread gauge with scales |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214470469U true CN214470469U (en) | 2021-10-22 |
Family
ID=78176278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120647005.9U Active CN214470469U (en) | 2021-03-30 | 2021-03-30 | Thread gauge with scales |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214470469U (en) |
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2021
- 2021-03-30 CN CN202120647005.9U patent/CN214470469U/en active Active
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