CN109304698B - Sample marking device - Google Patents
Sample marking device Download PDFInfo
- Publication number
- CN109304698B CN109304698B CN201811307954.1A CN201811307954A CN109304698B CN 109304698 B CN109304698 B CN 109304698B CN 201811307954 A CN201811307954 A CN 201811307954A CN 109304698 B CN109304698 B CN 109304698B
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- CN
- China
- Prior art keywords
- sample
- scribing
- fixing piece
- bevel gear
- inverted trapezoid
- 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.)
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Links
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
- B25H7/045—Devices, e.g. scribers, for marking characterised by constructional details of the marking elements
Abstract
A sample streaking device including a body assembly and a carrier assembly; the main body part comprises a positioning assembly and a scribing assembly; the positioning component comprises a main body and parallel guide rails; the scribing assembly consists of a scribing frame, a straight rack, a cylindrical gear, a scribing crank arm, a rotating handle, a scribing head and a fixing piece; the carrier component comprises an objective table and a sample table; placing the sample on a sample table of the object stage, rotating a knob II, and driving a moving block to axially move along a screw rod by a connecting block to tighten the sample; rotating the first knob, integrally moving the carrier assembly, observing that the upper mark line is aligned with one line of the lower scale line, and stopping rotating the first knob; rotating the rotating hand, and drawing a marking line on the sample by the marking head, wherein the marking head can draw marking lines with different distances and lengths on the sample by repeating the process; the invention has compact structure, is convenient to operate and maintain, and greatly improves the scribing precision and efficiency.
Description
Technical Field
The invention belongs to the technical field of experimental instruments, and particularly relates to a sample marking device which is used for marking a sample, marking the width and measuring the crack extension length of the sample.
Background
The relation between crack growth and stress form and corrosion medium is researched by a three-point bending sample and a corrosion fatigue test, a crack is often prefabricated on the sample or a relatively small crack is cut by a linear cutting method, and in order to further quantitatively describe the crack growth and related factors, observation and measurement of the crack are not less than necessary, so that marking lines with different distances and lengths are marked on the sample in advance, and the crack growth condition is conveniently observed by an electron microscope in the test process. However, at present, a relatively convenient device is not available for completing the scribing operation, and a manual scribing mode is often adopted for operation, and as is well known, the precision of manual scribing varies from person to person, so that the accuracy and consistency of experiments are seriously affected by manual scribing. In order to solve the problem in the test process, the design of the sample marking device has important practical significance.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a convenient, efficient and accurate sample scribing device, which is convenient for observing crack extension lengths under an electron microscope by placing a sample on an objective table, finely adjusting the position of the sample, transferring a scribing pen and drawing lines with different scales on the sample; the invention has compact structure, is convenient to operate and maintain, and greatly improves the scribing precision and efficiency. .
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: a sample streaking device comprising a body member and a carrier member; the main body part comprises a positioning assembly and a scribing assembly;
the positioning assembly comprises a main body, and two parallel guide rails are arranged at the top of a base of the main body; the left side of the main body is provided with a first fixing piece and a second fixing piece, a screw rod penetrates through a threaded hole of the first fixing piece, the outer end of the screw rod is fixedly connected with a first bevel gear, and the inner end of the screw rod penetrates through a threaded hole of the inverted trapezoid block; the rotating rod passes through the second fixing piece, one end of the rotating rod is provided with a first knob, the other end of the rotating rod is provided with a second bevel gear, and the second bevel gear is meshed with the first bevel gear;
the scribing assembly consists of a scribing frame, a straight rack, a cylindrical gear, a scribing crank arm, a rotary handle, a scribing head and a fixing piece; the scribing frame is arranged on one side of the base and is in an inverted L shape; the upper part of the horizontal rod at the top of the line drawing frame is provided with a convex groove, a straight rack is arranged in the convex groove and meshed with a cylindrical gear, the cylindrical gear is arranged between two fixing pieces III, and the two fixing pieces III are respectively fixed on two sides of the convex groove; the rotary handle is fixedly connected with the cylindrical gear; the straight rack is connected with the scribing crank arm;
the carrier component comprises an objective table, a moving block, a screw rod, a fixing piece IV, a fixing piece V, a bevel gear III, a bevel gear IV, a rotating rod and a knob II; the left side of the objective table is provided with a fixing piece IV and a fixing piece V; one end of the screw rod is provided with a bevel gear III, the other end of the screw rod penetrates through the fixing piece IV and the connecting block, and the screw rod is in threaded connection with the connecting block; the connecting block is fixed on the left side of the moving block, and the bottom of the moving block is sleeved on the outer side of the sample table through a groove and is in sliding connection with the sample table; the bevel gear III is meshed with the bevel gear IV; the bevel gear IV is arranged at one end of the rotating rod, and the other end of the rotating rod penetrates through the fixing piece V and then is connected with the knob II;
the top of the carrier component is provided with a sample table; the bottom of the objective table is provided with two inverted trapezoid grooves I which are respectively connected with two guide rails on the base in a sliding way; the inverted trapezoid block is fixed at the bottom of the objective table; the inverted trapezoid block and the objective table move along the guide rail under the drive of the screw rod.
The straight rack section is convex.
The right side of the objective table is provided with a baffle plate.
The top of the scribing frame is suspended.
The side of the base is provided with lower scale marks. The side of the objective table is provided with an upper identification line.
The sample table is in an isosceles inverted trapezoid shape.
The screw is positioned between the two guide rails 17; the guide rail is an isosceles inverted trapezoid boss guide rail.
The stop block is an inverted trapezoid block; the stop dog is fixed in the inverted trapezoid groove II at the bottom of the objective table.
The beneficial effects of the invention are as follows:
the positioning assembly, the scribing assembly and the carrier assembly are arranged, so that the sample table, the moving block, the screw rod and the bevel gear of the carrier assembly can clamp the sample; the scribing and positioning can be realized by the two inverted trapezoid grooves I, the two inverted trapezoid guide rails on the base, the screw, the stop block, the lower scale mark and the upper mark line; the suspended scribing frame, the convex groove, the straight rack, the cylindrical gear, the rotary handle and the scribing crank arm can realize scribing, and the invention has the characteristics of simple and compact structure, practicality, reliability, high precision, light weight and portability.
Drawings
FIG. 1 is a three-dimensional effect diagram of a sample streaking device of the present invention.
FIG. 2 is a three-dimensional effect diagram of a body member of a sample scribing device according to the present invention.
FIG. 3 is a three-dimensional effect of a sample streaking device carrier member of the present invention.
Fig. 4 is a three-dimensional effect diagram of the scribing assembly of the present invention.
FIG. 5 is a three-dimensional effect of the engagement member of the present invention.
Detailed Description
The invention will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 to 5, a sample streaking device includes a body member 1 and a carrier member 18; the main body part 1 comprises a positioning assembly and a scribing assembly;
the positioning assembly comprises a main body 8, and two parallel guide rails 17 are arranged on the top of a base 801 of the main body 8; the left side of the main body 8 is provided with a first fixing part 10 and a second fixing part 14 by adopting screws, a screw rod 11 penetrates through a threaded hole of the first fixing part 10, the outer end of the screw rod 11 is fixedly connected with a first bevel gear 9, and the inner end penetrates through a threaded hole of a stop block 12 and is in threaded connection with the stop block 12; the rotating rod 15 passes through the second fixing piece 14, one end of the rotating rod 15 is provided with a first knob 16, the other end of the rotating rod is provided with a second bevel gear 13, and the second bevel gear 13 is meshed with the first bevel gear 9;
the positioning assembly consists of a main body, a first fixing piece, a second fixing piece, a first bevel gear, a second bevel gear, a screw rod, a rotating rod, a first knob, an inverted trapezoid block and a guide rail.
The scribing assembly consists of a scribing frame 802, a straight rack 2, a cylindrical gear 6, a scribing crank arm 3, a rotary handle 4, a scribing head 7 and a fixing piece three 5; the scribe line 802 is provided on the rear (one side) of the base 801, and the scribe line 802 has an inverted L shape; the upper part of the horizontal rod at the top of the scribing frame 802 is provided with a convex groove 8021, a straight rack 2 is arranged in the convex groove 8021, the straight rack 2 is meshed with a cylindrical gear 6, the cylindrical gear 6 is arranged between two fixing pieces III 5, and the two fixing pieces III 5 are respectively fixed on two sides of the convex groove 8021; the rotary handle 4 is fixedly connected with the cylindrical gear 6; the straight rack 2 is connected with the scribing crank arm 3;
the carrier component 18 comprises a stage 28, a moving block 27, a screw 21, a fixing piece four 20, a fixing piece five 24, a bevel gear three 22, a bevel gear four 23, a rotating rod 25 and a knob two 26; the left side of the object stage 28 is respectively connected with a fixing piece IV 20 and a fixing piece V24 through screws; one end of the screw rod 21 is provided with a bevel gear III 22, the other end of the screw rod passes through the fixing piece IV 20 and the connecting block 29, and the screw rod 21 is in threaded connection with the connecting block 29; the connecting block 29 is fixed on the left side of the moving block 27, and the bottom of the moving block 27 is sleeved on the outer side of the sample table 2803 through a groove and is in sliding connection with the sample table; bevel gear three 22 meshes with bevel gear four 23; the bevel gear IV 23 is arranged at one end of the rotary rod 25, and the other end of the rotary rod 25 passes through the fixing piece IV 24 and then is connected with the knob II 26;
a sample stage 2803 is provided on top of the carrier member 18; the bottom of the objective table 28 is provided with two inverted trapezoid grooves 2802, and the two inverted trapezoid grooves 2802 are respectively connected with two guide rails 17 on the base 801 in a sliding manner; the stop block 12 is fixed at the bottom of the stage 28; the stopper 12 and the stage 28 move along the guide rail 17 under the drive of the screw 11.
A baffle 2805 is disposed on the right side of the stage 28.
The side of the base 801 is provided with a lower scale line 803.
The side of the stage 28 is provided with an upper marker line 2804.
The stop block 12 is an inverted trapezoid block. The stopper 12 is fixed in the inverted trapezoidal groove 2801 at the bottom of the stage 28.
The top of the scribing frame is suspended.
The section of the straight rack 2 is convex;
the sample stage 2803 is in the shape of an isosceles inverted trapezoid.
The screw 11 is positioned between the two guide rails 17; the guide rail 17 is an isosceles inverted trapezoid boss guide rail.
The positioning component and the scribing component are connected into a whole by the main body 8; the carrier member 18 is spatially located between the positioning assembly and the scribing assembly;
the base 801 comprises two parallel guide rails 17 and a suspended scribing frame 802, wherein the two parallel guide rails 17 are respectively arranged at two sides of the top of the base 801; the guide rail 17 is used for controlling the moving direction of the carrier component 18; the stopper 12 moves axially along the screw 11 to transmit power for the movement of the carrier member 18.
The scribing crank arm 3 is connected with the straight rack 2 through a screw; the rotating handle 4 drives the cylindrical gear 6 to rotate, the cylindrical gear 6 is meshed with the straight rack 2, the straight rack 2 drives the scribing crank arm 3 to move, and the scribing pen 7 draws a straight line mark on the sample 19.
The top of the scribing frame 802 is provided with a convex groove 8021, and the convex groove 8021 is used for installing the straight rack 2; the section of the straight rack 2 is convex;
the carrier assembly 18 comprises a carrying table 28, the carrying table 28 is used for placing the sample 19, the second rotary knob 26 is rotated, the third bevel gear 22 is meshed with the fourth bevel gear 23, the screw 21 is rotated, and the moving block moves to achieve the function of clamping or loosening the sample 19.
The working principle of the invention is as follows:
the sample 19 is placed on a sample table 2803 of a stage 28, a second knob 26 is rotated, a third bevel gear 22 and a fourth bevel gear 23 are meshed for transmission, the third bevel gear 22 drives a screw rod 21 to rotate, and a connecting block 29 drives a moving block 27 to axially move along the screw rod 21 to tighten the sample 19; the first knob 16 is rotated, the first bevel gear 9 and the second bevel gear 13 are meshed for transmission, the first bevel gear 9 drives the screw 11 to rotate, the stop block 12 drives the carrier assembly 18 to integrally move, and after the upper mark line 2804 and the lower mark line 803 are observed to be aligned, the first knob 16 is stopped from rotating; rotating the rotary handle 4, meshing and driving the cylindrical gear 6 and the straight rack 2, moving the straight rack 2 and the scribing crank arm 3, and drawing a marking line on the sample by the scribing head 7; turning the first knob 16 again, the carrier assembly 18 moves as a whole, and the upper marker line 2804 is aligned with the other line of the lower graduation line 803, stopping turning the first knob 16; rotating the rotary handle 4, and drawing another marking line on the sample by the marking head 7; the marking head 7 can draw mark lines of different distances and lengths on the sample according to the test requirements.
Claims (6)
1. A sample streaking device, comprising a body member (1) and a carrier member (18); the main body part (1) comprises a positioning assembly and a scribing assembly;
the positioning assembly comprises a main body (8), and two parallel guide rails (17) are arranged at the top of a base (801) of the main body (8); the left side of the main body (8) is provided with a first fixing piece (10) and a second fixing piece (14), a screw rod (11) penetrates through a threaded hole of the first fixing piece (10), the outer end of the screw rod (11) is fixedly connected with a first bevel gear (9), and the inner end of the screw rod penetrates through a threaded hole of the inverted trapezoid block (12); the rotating rod (15) passes through the fixing piece II (14), one end of the rotating rod (15) is provided with a knob I (16), the other end of the rotating rod is provided with a bevel gear II (13), and the bevel gear II (13) is meshed with the bevel gear I (9);
the scribing assembly consists of a scribing frame (802), a straight rack (2), a cylindrical gear (6), a scribing crank arm (3), a rotary handle (4), a scribing head (7) and a fixing piece III (5); the line drawing frame (802) is arranged on one side of the base (801), and the line drawing frame (802) is in an inverted L shape; the upper part of a horizontal rod at the top of the marking frame (802) is provided with a convex groove (8021), a straight rack (2) is arranged in the convex groove (8021), the straight rack (2) is meshed with a cylindrical gear (6), the cylindrical gear (6) is arranged between two fixing pieces III (5), and the two fixing pieces III (5) are respectively fixed on two sides of the convex groove (8021); the rotary handle (4) is fixedly connected with the cylindrical gear (6); the straight rack (2) is connected with the scribing crank arm (3);
the carrier component (18) comprises a carrying table (28), a moving block (27), a screw rod (21), a fixing piece IV (20), a fixing piece V (24), a bevel gear III (22), a bevel gear IV (23), a rotating rod (25) and a knob II (26); the left side of the object stage (28) is provided with a fixing piece IV (20) and a fixing piece V (24); one end of the screw rod (21) is provided with a bevel gear III (22), the other end of the screw rod penetrates through the fixing piece IV (20) and the connecting block (29), and the screw rod (21) is in threaded connection with the connecting block (29); the connecting block (29) is fixed on the left side of the moving block (27), and the bottom of the moving block (27) is sleeved on the outer side of the sample table (2803) through a groove and is in sliding connection with the sample table; the bevel gear III (22) is meshed with the bevel gear IV (23); the bevel gear IV (23) is arranged at one end of the rotating rod (25), and the other end of the rotating rod (25) passes through the fixing piece IV (24) and is connected with the knob II (26);
the top of the carrier component (18) is provided with a sample table (2803); the bottom of the objective table (28) is provided with two inverted trapezoid grooves (2802), and the two inverted trapezoid grooves (2802) are respectively connected with two guide rails (17) on the base (801) in a sliding manner; the inverted trapezoid block (12) is fixed at the bottom of the objective table (28); the inverted trapezoid block (12) and the objective table (28) move along the guide rail (17) under the drive of the screw (11);
the screw (11) is positioned between the two guide rails (17); the guide rail (17) is an isosceles inverted trapezoid boss guide rail;
the inverted trapezoid block (12) is a stop block; the stop block is fixed in an inverted trapezoid groove II (2801) at the bottom of the objective table (28).
2. A sample streaking device as claimed in claim 1, wherein the straight rack (2) is convex in cross section.
3. The scribing device for a sample according to claim 1, wherein a baffle (2805) is provided on the right side of the stage (28).
4. The device of claim 1, wherein the top of the scribe line is suspended.
5. A sample marking device according to claim 1, characterized in that the side of the base (801) is provided with lower graduation marks (803); the side of the object stage (28) is provided with an upper marking line (2804).
6. A sample streaking device as in claim 1 wherein the sample stage (2803) is in the form of an isosceles inverted trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811307954.1A CN109304698B (en) | 2018-11-05 | 2018-11-05 | Sample marking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811307954.1A CN109304698B (en) | 2018-11-05 | 2018-11-05 | Sample marking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109304698A CN109304698A (en) | 2019-02-05 |
| CN109304698B true CN109304698B (en) | 2023-12-29 |
Family
ID=65222972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811307954.1A Active CN109304698B (en) | 2018-11-05 | 2018-11-05 | Sample marking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109304698B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112873161A (en) * | 2021-01-15 | 2021-06-01 | 陕西科技大学 | Rapid scribing device and scribing method for surface of cylindrical part |
| CN113967903A (en) * | 2021-10-22 | 2022-01-25 | 广州文冲船厂有限责任公司 | Visual digital circle drawing tool |
| CN115097620A (en) * | 2022-08-04 | 2022-09-23 | 宁波华思图科技有限公司 | Three-eye stereomicroscope |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB811560A (en) * | 1957-09-14 | 1959-04-08 | Lindsay Mcmillan | An improved adjustable surface marking or scribing instrument |
| CN204382262U (en) * | 2014-12-31 | 2015-06-10 | 谢先彪 | Sample marking distance pen machine |
| CN206105818U (en) * | 2016-07-13 | 2017-04-19 | 合肥星火工贸有限公司 | Steel sheet cutting marking device |
| CN209207483U (en) * | 2018-11-05 | 2019-08-06 | 西安石油大学 | A kind of sample lineation device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020032969A1 (en) * | 2000-07-27 | 2002-03-21 | Cardew Tobias M. | Scribing apparatus and method |
-
2018
- 2018-11-05 CN CN201811307954.1A patent/CN109304698B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB811560A (en) * | 1957-09-14 | 1959-04-08 | Lindsay Mcmillan | An improved adjustable surface marking or scribing instrument |
| CN204382262U (en) * | 2014-12-31 | 2015-06-10 | 谢先彪 | Sample marking distance pen machine |
| CN206105818U (en) * | 2016-07-13 | 2017-04-19 | 合肥星火工贸有限公司 | Steel sheet cutting marking device |
| CN209207483U (en) * | 2018-11-05 | 2019-08-06 | 西安石油大学 | A kind of sample lineation device |
Non-Patent Citations (1)
| Title |
|---|
| 快速划线仪的制作和应用;刘国年;南方金属(第04期);全文 * |
Also Published As
| Publication number | Publication date |
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| CN109304698A (en) | 2019-02-05 |
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Inventor after: Xu Tianhan Inventor after: Lin Hong Inventor after: Ding Yiming Inventor after: Deng Biao Inventor before: Lin Hong Inventor before: Xu Tianhan Inventor before: Ding Yiming Inventor before: Deng Biao |
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