CN216577823U - Marking tool for determining maximum strain position of tooth root - Google Patents
Marking tool for determining maximum strain position of tooth root Download PDFInfo
- Publication number
- CN216577823U CN216577823U CN202123361723.9U CN202123361723U CN216577823U CN 216577823 U CN216577823 U CN 216577823U CN 202123361723 U CN202123361723 U CN 202123361723U CN 216577823 U CN216577823 U CN 216577823U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- tooth root
- fixing
- gear
- connecting rod
- 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.)
- Active
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a confirm marking tool of the biggest strain position in tooth root, including the guide rail, two fixing bases of guide rail are located in the slip, the slip is located the guide rail and is located the connecting rod between two fixing bases, rotate and connect in the supporting rod of connecting rod, two guide rail fixing bases of guide rail are used for the card in order to be fixed in the gear with the guide rail along the gear axial in the gear both sides, the supporting rod is equipped with the jack that is used for installing the marking pen, the axial perpendicular to guide rail's of jack length direction, still including the first mounting that is used for fixed guide and fixing base relative position and be used for the second mounting of fixed supporting rod and connecting rod relative position. During the use, follow the axial card of gear with the guide rail through the fixing base on the gear, find the maximum position that meets an emergency of tooth root, aim at the maximum position that meets an emergency of tooth root with the marking pen, make supporting rod and connecting rod relatively fixed through the second mounting, remove the marking pen and carry out the steady marking off along the maximum position that meets an emergency of tooth root, improve the maximum accuracy that meets an emergency of tooth root position and rule.
Description
Technical Field
The utility model relates to a machinery processing technology field, more specifically say, relate to a marking tool of confirming the biggest strain position in tooth root.
Background
In the process of gear box equal load test, finite element analysis is carried out on the planet wheel mechanism, the position of maximum strain of the tooth root is determined, a proper area is selected to be pasted with a strain gauge, the strain of the tooth root is measured, the tooth direction load distribution coefficient and the equal load coefficient are calculated, and the tooth direction load distribution coefficient and the equal load coefficient are compared with the equal load coefficient obtained through finite element analysis, so that the calculation reliability can be obviously improved, therefore, the position of maximum strain of the tooth direction of the gear tooth is determined, and the gear equal load test is a key link.
In the existing gear box load balancing test process, when the position of maximum strain of a gear tooth to a tooth root is determined, the maximum strain position of the tooth root is determined at two tooth ends by a 30-degree internal tangent method, for a gear with small tooth width, the maximum strain line of the tooth root in the tooth direction can be determined through the two points, however, for a gear with large tooth width, the maximum strain line of the tooth root in the tooth direction can be determined through three points or multiple points, and a tool for determining the maximum strain line of the tooth root in the tooth direction at multiple points is a triangular ruler or a steel ruler, so that the method has the following defects: the determined maximum strain line of the tooth root in the tooth direction is formed by splicing a plurality of sections, and the drawn maximum strain line has poor linearity, so that the maximum strain position of each part of the tooth surface has larger deviation, and further, the measured load coefficient of the tooth surface has certain deviation, and the load-sharing coefficient is influenced.
Therefore, how to solve the problem of poor linearity of the maximum strain line drawn by the gear with a large tooth width is a problem to be solved urgently by those in the field.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a marking tool of confirming the biggest strain position in tooth root can guarantee the straightness accuracy of the biggest strain line in tooth root for the great gear of tooth width, reduces the deviation of drawing a line to improve the accuracy that flank of tooth load factor measured.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a confirm marking tool of maximum strain position in tooth root, includes the guide rail, slides and locates two fixing bases of guide rail, slide and locate the guide rail is located two connecting rod between the fixing base, rotate connect in the supporting rod of connecting rod, the guide rail two the guide rail fixing base is used for the card in gear both sides with incite somebody to action the guide rail is fixed in the gear along the gear axial, the supporting rod is equipped with the jack that is used for installing the marking pen, the axial perpendicular to of jack the length direction of guide rail still is including being used for fixing the fixing base with the first mounting of guide rail relative position and being used for fixing the supporting rod with the second mounting of connecting rod relative position.
Preferably, the guide rail is a cylindrical guide rail.
Preferably, the fixing seat comprises a sleeve ring sleeved on the guide rail and a baffle connected to the sleeve ring, and the end surface of the baffle is perpendicular to the guide rail.
Preferably, the first fixing piece is a fastening screw arranged on the lantern ring.
Preferably, the clamping rod is rotatably connected with the connecting rod through a bolt, and the second fixing piece is a nut matched with the bolt.
Preferably, the clamping rod comprises a first semi-annular sleeve, a second semi-annular sleeve, an adjusting plate and an adjusting bolt, the adjusting plate is arranged on the first semi-annular sleeve and the second semi-annular sleeve respectively, and the adjusting bolt penetrates through the adjusting plate.
The utility model provides a confirm marking tool of the biggest strain position of root of tooth, including the guide rail, two fixing bases of guide rail are located in the slip, the connecting rod that the guide rail was located and be located between two fixing bases is located in the slip, rotate and connect in the supporting rod of connecting rod, two guide rail fixing bases of guide rail are used for the card in order to be fixed in the gear with the guide rail along the gear axial in both sides of the gear, the supporting rod is equipped with the jack that is used for installing the marking pen, the axial perpendicular to guide rail's of jack length direction, still including being used for being fixed in the fixing base the first mounting of guide rail and being used for being fixed in the second mounting of connecting rod with the supporting rod.
When in use, the two fixing seats are respectively attached to the two end faces of the gear, and are respectively fixed on the guide rail by the first fixing piece so as to clamp the guide rail on the gear along the axial direction of the gear, insert the marking pen into the jack and fix the marking pen, because the axial direction of the jack is vertical to the axial direction of the guide rail, the marking pen can be always aligned to the direction of the tooth surface, which is convenient for marking, when the position with the maximum strain of the tooth root needs to be drawn, the marking pen is aligned to the position with the maximum strain of the tooth root, the clamping rod and the connecting rod are relatively fixed through the second fixing piece, because the connecting rod can slide along the guide rail, the marking pen is moved to stably mark along the maximum strain position of the tooth root, the marking pen can draw an accurate straight line in the marking process, therefore, the straightness of the maximum strain line of the tooth root can be ensured, the scribing deviation is reduced, and the accuracy of measuring the tooth surface load coefficient is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of an embodiment of a scribing tool for determining a maximum strain position of a tooth root provided by the present invention;
FIG. 2 is a schematic view of the fixing base shown in FIG. 1;
figure 3 is a schematic view of the gripper bar in figure 1.
In FIGS. 1-3:
10-guide rail, 20-fixed seat, 21-lantern ring, 22-baffle, 30-connecting rod, 40-clamping rod, 41-first semi-annular sleeve, 42-second semi-annular sleeve, 43-adjusting plate and 50-jack.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses a core provides a marking tool who confirms the biggest position that meets an emergency of tooth root, to the great gear of tooth width, can guarantee the straightness accuracy of the biggest line that meets an emergency of tooth root, reduces the deviation of ruling to improve flank of tooth load factor measuring accuracy.
Please refer to fig. 1 to 3, a scribing tool for determining a maximum strain position of a tooth root includes a guide rail 10, two fixing bases 20 slidably disposed on the guide rail 10, a connecting rod 30 slidably disposed on the guide rail 10 and located between the two fixing bases 20, and a clamping rod 40 rotatably connected to the connecting rod 30, wherein the two fixing bases 10 of the guide rail 10 are used for being clamped at two sides of a gear to fix the guide rail 10 to the gear along an axial direction of the gear, the clamping rod 40 is provided with a jack for installing a scribing pen, and an axial direction of the jack is perpendicular to a length direction of the guide rail 10, and the scribing tool further includes a first fixing member for fixing the fixing bases 20 to the guide rail 10 and a second fixing member for fixing the clamping rod 40 to the connecting rod 30.
Wherein, the length of guide rail 10 can be according to actual need and set up in a flexible way, connecting rod 30 can locate the lantern ring 21 of guide rail 10 and be used for connecting the connecting portion of supporting rod 40 including the cover, supporting rod 40 rotates with connecting rod 30 to be connected, so that through the contained angle of adjustment supporting rod 40 and connecting rod 30, and then the position of adjustment marking pen, make the marking pen aim at the biggest position of meeting an emergency of tooth root, and can fix supporting rod 40 and connecting rod 30 relatively through the second dead lever, the marking pen aims at the biggest position of meeting an emergency of tooth root promptly, through the contained angle of second dead lever fixed connection pole 30 and supporting rod 40, work as in order to fix the marking pen in corresponding position on the clamping part of connecting rod 30 with the cartridge, be convenient for marking off.
When in use, the two fixing seats 20 are respectively attached to two end faces of the gear, the two fixing seats 20 are respectively fixed on the guide rail 10 by the first fixing piece, so as to clamp the guide rail 10 on the gear along the axial direction of the gear, insert the marking pen into the jack and fix, because the axial direction of the jack is vertical to the axial direction of the guide rail 10, the marking pen can be always aligned to the direction of the tooth surface, which is convenient for marking, when the position with the maximum strain of the tooth root needs to be drawn, the scribing pen is aligned to the position with the maximum strain of the tooth root, the clamping rod 40 and the connecting rod 30 are relatively fixed through the second fixing piece, because the connecting rod 30 can slide along the guide rail 10, the marking pen is moved to stably mark along the maximum strain position of the tooth root, the marking pen can draw an accurate straight line in the marking process, therefore, the straightness of the maximum strain line of the tooth root can be ensured, the scribing deviation is reduced, and the accuracy of measuring the tooth surface load coefficient is improved.
On the basis of the above-described embodiment, in view of the specific selection of the guide rail 10, it is further preferable that the guide rail 10 is a cylindrical guide rail 10. In this embodiment, the guide rail 10 is configured as a cylindrical guide rail 10, so that the fixing seat 20, the connecting rod 30 and other devices of the guide rail 10 can slide and rotate relative to the guide rail 10.
In addition to the above embodiments, in consideration of the specific arrangement manner of the fixing base 20, as a further preferred embodiment, the fixing base 20 includes a collar 21 sleeved on the guide rail 10 and a baffle 22 connected to the collar 21, and an end surface of the baffle 22 is perpendicular to the guide rail 10. Wherein the lantern ring 21 can slide along guide rail 10 to the relative position of adjustment fixing base 20 and guide rail 10, the terminal surface of baffle 22 is perpendicular to guide rail 10, can guarantee when the terminal surface of baffle 22 pastes the terminal surface in the gear, guide rail 10 is arranged along the axial of gear.
On the basis of the above-mentioned embodiment, considering the specific arrangement manner of the first fixing member, as a further preferred, the first fixing member is a fastening screw provided on the collar 21, so that when the relative position of the fixing base 20 and the guide rail 10 needs to be adjusted again, only the fastening screw needs to be loosened, and when the relative position of the fixing base 20 and the guide rail 10 needs to be fixed, only the fastening screw needs to be tightened.
On the basis of the above embodiment, considering the concrete connection mode of the clamping rod 40 and the connecting rod 30, as further preferred, the clamping rod 40 and the connecting rod 30 are connected through bolt rotation, the second fixing part is a nut matched with the bolt, similarly, when the included angle between the clamping rod 40 and the connecting rod 30 needs to be adjusted, the nut only needs to be unscrewed, and when the included angle between the clamping rod 40 and the connecting rod 30 needs to be fixed, the nut only needs to be screwed, so that the operation is convenient and simple.
On the basis of the above-mentioned embodiment, in consideration of the specific arrangement of the holding rod 40, in order to ensure that the scribing line can be reliably fixed on the holding rod 40, it is further preferable that the holding rod 40 includes a first semi-annular sleeve 41, a second semi-annular sleeve 42, an adjusting plate respectively provided on the first semi-annular sleeve 41 and the second semi-annular sleeve 42, and an adjusting bolt through which the adjusting plate is inserted.
The first ring semi-annular sleeve and the second ring semi-annular sleeve 42 form a jack for inserting the marking pen, and the width of the jack can be adjusted through the adjusting bolt, so that the marking pen can be suitable for marking pens with different widths, and the marking pen can be firmly fixed on the clamping rod 40.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above that the utility model provides a confirm marking tool of the biggest strain position of root of tooth has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. The marking tool for determining the maximum strain position of a tooth root is characterized by comprising a guide rail (10), two fixing seats (20) arranged on the guide rail (10) in a sliding manner, a connecting rod (30) arranged on the guide rail (10) in a sliding manner and positioned between the two fixing seats (20), and a clamping rod (40) rotatably connected to the connecting rod (30), wherein the two fixing seats (20) are used for being clamped on two sides of a gear to fix the guide rail (10) to the gear along the axial direction of the gear, the clamping rod (40) is provided with a jack (50) used for installing a marking pen, the axial direction of the jack (50) is perpendicular to the length direction of the guide rail (10), and the clamping rod further comprises a first fixing piece used for fixing the relative position of the fixing seat (20) and the guide rail (10) and a second fixing piece used for fixing the relative position of the clamping rod (40) and the connecting rod (30).
2. The scribing tool for determining the location of maximum strain in a tooth root according to claim 1, wherein said rail (10) is a cylindrical rail.
3. The scribing tool for determining the maximum strain position of a tooth root according to claim 1, wherein said fixing seat (20) comprises a collar (21) sleeved on said guide rail (10) and a baffle plate (22) connected to said collar (21), and the end surface of said baffle plate (22) is perpendicular to said guide rail (10).
4. A marking tool for determining the location of maximum strain in a tooth root as claimed in claim 3 wherein said first fixing means is a fastening screw provided in said collar (21).
5. The scribing tool for determining the maximum strain location of a tooth root according to claim 1, wherein said clamping bar (40) is rotatably connected to said connecting bar (30) by a bolt, and said second fixing member is a nut engaged with said bolt.
6. The scribing tool for determining the maximum strain position of a tooth root according to any one of claims 1 to 5, wherein the clamping rod (40) comprises a first semi-annular sleeve (41), a second semi-annular sleeve (42), an adjusting plate (43) respectively arranged on the first semi-annular sleeve (41) and the second semi-annular sleeve (42), and an adjusting bolt provided with the adjusting plate (43) in a penetrating way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123361723.9U CN216577823U (en) | 2021-12-28 | 2021-12-28 | Marking tool for determining maximum strain position of tooth root |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123361723.9U CN216577823U (en) | 2021-12-28 | 2021-12-28 | Marking tool for determining maximum strain position of tooth root |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216577823U true CN216577823U (en) | 2022-05-24 |
Family
ID=81628679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123361723.9U Active CN216577823U (en) | 2021-12-28 | 2021-12-28 | Marking tool for determining maximum strain position of tooth root |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216577823U (en) |
-
2021
- 2021-12-28 CN CN202123361723.9U patent/CN216577823U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101067543B (en) | Multifunction depth vernier | |
| US8015719B2 (en) | Electricians square | |
| CN212567244U (en) | Workpiece bending radius detection device | |
| CN216577823U (en) | Marking tool for determining maximum strain position of tooth root | |
| CN103486925B (en) | A kind of angle micrometer and workpiece measuring thereof | |
| CN203534545U (en) | Three-coordinate measuring machine vane clamping unit and modular measuring clamp | |
| CN217668694U (en) | Honing head measuring device | |
| CN215766835U (en) | Auxiliary tool for measuring air gaps of stator and rotor of large-scale generator | |
| CN215003370U (en) | Cable bending radius detection tool | |
| CN214383135U (en) | Mechanical equipment measurement detects with over-and-under type processing platform that can fix a position | |
| CN212887586U (en) | Auxiliary scriber | |
| CN210306928U (en) | Accurate size cutting means | |
| CN212747558U (en) | Rectangular workpiece through hole detection tool | |
| CN216940235U (en) | A hole positioning tool for high accuracy detects | |
| CN211926659U (en) | Cross solid pipeline lofting ruler | |
| CN215511015U (en) | Steel construction production is with worker shaped steel marking device | |
| CN211651445U (en) | Integrated measuring instrument for slewing bearing raceway | |
| CN87201959U (en) | Combined type center fixing scribing instrument | |
| CN218054667U (en) | Antiskid ruler for fitter | |
| CN215725547U (en) | Utensil is examined to double-spline axle | |
| CN217654394U (en) | Special ruler for assembling socket weld joints | |
| CN216869414U (en) | Pipeline ovality measuring tool | |
| CN216577824U (en) | Bench worker's workstation | |
| CN213917338U (en) | Auxiliary measuring and fixing device for cutting machine | |
| CN217225177U (en) | EMS dolly walking track processing location frock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |