CN220187897U - Sector gear shaft damage torque tool - Google Patents
Sector gear shaft damage torque tool Download PDFInfo
- Publication number
- CN220187897U CN220187897U CN202321473032.4U CN202321473032U CN220187897U CN 220187897 U CN220187897 U CN 220187897U CN 202321473032 U CN202321473032 U CN 202321473032U CN 220187897 U CN220187897 U CN 220187897U
- Authority
- CN
- China
- Prior art keywords
- clamping
- clamping piece
- piece
- gear shaft
- bearing
- 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
- 230000033001 locomotion Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000007704 transition Effects 0.000 description 10
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a fan gear shaft damage torque tool, which comprises: the device comprises a base, a first clamping piece, a second clamping piece and a driving piece, wherein an arc-shaped annular gear is arranged on the base and is used for being matched with a sector tooth at the lower end of a sector tooth shaft to be tested, two first planes which are parallel to each other are arranged on the side face of the upper end of the sector tooth shaft, a second plane is respectively arranged on one side, opposite to the first clamping piece and the second clamping piece, of the first clamping piece and the inner side of the upper portion of the second clamping piece, and a bayonet used for being matched with a torsion shear head is formed in the inner side of the upper portion of the first clamping piece and the inner side of the upper portion of the second clamping piece. The fan gear shaft with different sizes can be adapted to through the first clamping piece and the second clamping piece, and the first clamping piece and the second clamping piece can be guaranteed to be in surface-to-surface contact with the side face of the upper end of the fan gear shaft, so that the clamping piece and the fan gear shaft cannot slip in the testing process, and the testing safety and the testing accuracy are guaranteed.
Description
Technical Field
The utility model relates to the technical field of gear testing devices, in particular to a fan gear shaft damage torque tool.
Background
The fan tooth shaft breaking torque is torque when the connection part of the fan tooth shaft and the fan tooth is rotated or sheared relative to the fan tooth under the action of torque, and the fan tooth breaking torque test is to limit the fan tooth shaft to be tested in a test device and measure the breaking torque so as to obtain the maximum bearing torque.
The existing sector tooth damage torque testing tool generally adopts a transition sleeve, wherein the upper part of the transition sleeve is provided with a concave tetrahedron hole matched with a torsion shear head of a torque wrench, and the lower part of the transition sleeve is provided with a matching hole matched with the upper part of a sector tooth shaft to be tested. The side face of the upper part of the sector gear shaft is provided with two first planes which are parallel to each other, and the inner side face of the matching hole of the transition sleeve is provided with a second plane which is matched with the first planes.
The fan tooth damage torque testing tool adopting the transition sleeve has the following defects: when the size between the two second planes of the matching holes is too small, the transition sleeve is not easy to sleeve on the upper part of the sector gear shaft; when the size between two second planes of the matching hole is too large, the transition sleeve is sleeved on the upper portion of the sector gear shaft, a gap is reserved between the second plane and the first plane in the process that the transition sleeve drives the sector gear shaft to twist, the matching contact area between the second plane and the first plane is small in transmission motion, the edge part of the first plane on the sector gear shaft is easy to damage, and when the adjacent cylindrical surface of the first plane is seriously damaged, the transition sleeve slips relative to the sector gear shaft, so that the transition sleeve cannot drive the sector gear shaft to rotate, and further cannot transmit torque of a torque wrench to the sector gear shaft.
Therefore, how to improve the accuracy of the fan gear shaft breaking torque test is a technical problem that a person skilled in the art needs to solve at present.
Disclosure of Invention
The utility model aims to provide a tool for breaking torque of a fan gear shaft, which can improve the accuracy of the test of the breaking torque of the fan gear shaft.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a fan tooth shaft break torque tooling comprising:
the device comprises a base, wherein an arc-shaped annular gear is arranged on the base and is used for being matched with a sector tooth at the lower end of a sector tooth shaft to be tested, and two first planes which are parallel to each other are arranged on the side face of the upper end of the sector tooth shaft;
the clamping device comprises a first clamping piece and a second clamping piece, wherein a second plane which is used for being in contact with the first plane is arranged on one side, opposite to the first clamping piece, of the second clamping piece, and a bayonet which is used for being matched with a torsion shear head is arranged on the inner side of the upper parts of the first clamping piece and the second clamping piece;
and the driving piece is used for controlling the first clamping piece and the second clamping piece to move relatively so as to clamp the sector gear shaft or move away from each other so as to loosen the sector gear shaft.
Preferably, the fan gear shaft breaking torque tool further comprises a lock nut, wherein external threads are arranged on the periphery of the upper parts of the first clamping piece and the second clamping piece, and the lock nut is used for fixing the first clamping piece and the second clamping piece through the external threads.
Preferably, the fan gear shaft breaking torque tool further comprises a movable frame, the lower end of the movable frame is rotatably connected to the base, the rotation axis of the movable frame is coaxial with the axis of the fan gear shaft, and the driving piece is fixed to the upper end of the movable frame.
Preferably, the movable frame comprises a lower circular ring, an upper circular ring and a connecting piece, wherein the upper end of the lower circular ring is connected with the lower end of the upper circular ring through the connecting piece, the lower circular ring is rotationally connected with the base, and the driving piece is fixed on the inner side of the upper circular ring.
Preferably, the driving member includes a first group of clamping cylinders and a second group of clamping cylinders, the fixed ends of the first group of clamping cylinders are fixed on the inner side of the upper ring, the movable ends of the first group of clamping cylinders are fixedly connected with the first clamping member, the fixed ends of the second group of clamping cylinders are fixed on the inner side of the upper ring, and the movable ends of the second group of clamping cylinders are fixedly connected with the second clamping member.
Preferably, the inner side of the lower ring is rotatably connected to the outer peripheral side of the base through a bearing.
Preferably, the base comprises a bearing part and a cylindrical section, the cylindrical section is located at the lower end of the bearing part, the bearing sleeve is arranged on the cylindrical section, the arc-shaped annular gear is arranged at the upper end of the bearing part, the bearing sleeve is arranged on the cylindrical section, and the cylindrical section is further provided with a check ring for limiting the axial direction of the bearing.
Preferably, the connecting piece comprises a plurality of connecting columns which are uniformly distributed along the circumferential direction of the movable frame.
Preferably, the cross section of the bayonet is polygonal.
Preferably, the first clamping piece and the second clamping piece comprise clamping pieces and semi-cylinders positioned at the upper ends of the clamping pieces, second planes are arranged on the inner sides of the two opposite clamping pieces, and external threads are arranged on the external cambered surfaces of the semi-cylinders.
Compared with the prior art, the technical scheme has the following advantages:
when the tool for destroying the torque of the sector gear shaft is used for testing, the sector gear shaft to be tested is placed on the base, so that the sector gear at the lower end of the sector gear shaft is meshed with the arc-shaped annular gear on the base, meanwhile, the driving piece controls the first clamping piece and the second clamping piece to move relatively, so that the second plane is contacted with the first plane to clamp the sector gear shaft, then the torsion wrench is connected to the bayonet, and the torsion wrench is rotated to control the torsion wrench to rotate, so that the torque is transmitted to the sector gear shaft. When the breaking torque test of the sector gear shaft is completed, the control piece controls the first clamping piece and the second clamping piece to move away from each other so as to loosen the sector gear shaft. The fan gear shaft with different sizes can be adapted to through the first clamping piece and the second clamping piece, and the first clamping piece and the second clamping piece can be guaranteed to be in surface-to-surface contact with the side face of the upper end of the fan gear shaft, so that the clamping piece and the fan gear shaft cannot slip in the testing process, and the testing safety and the testing accuracy are guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a fan gear shaft breaking torque tool according to an embodiment of the present utility model;
FIG. 2 is a front view of a fan tooth shaft break torque tool according to one embodiment of the present utility model;
FIG. 3 is a cross-sectional view taken along line A-A in FIG. 2;
FIG. 4 is a top view of a fan tooth shaft break torque tooling according to one embodiment of the present utility model;
fig. 5 is a B-B cross-sectional view of fig. 4.
The reference numerals are as follows:
10 is a base, 11 is an arc-shaped annular gear, and 12 is a retainer ring;
20 is a first clamping piece, 21 is a second clamping piece, 22 is a second plane, 23 is a bayonet, 24 is an external thread, and 25 is an avoidance groove;
30 is a driving piece, 31 is a first group of clamping cylinders, 32 is a second group of clamping cylinders;
40 is a lock nut;
50 is a movable frame, 51 is a lower circular ring, 52 is a connecting piece, 53 is an upper circular ring, and 54 is a bearing;
60 is a sector gear shaft, 61 is a sector gear, 62 is a shoulder, and 63 is a first plane.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Please refer to fig. 1-5.
The embodiment of the utility model provides a fan gear shaft damage torque tool, which comprises the following components: the base 10, the first clamping piece 20, the second clamping piece 21 and the driving piece 30 are provided with an arc-shaped annular gear 11, the arc-shaped annular gear 11 is used for being matched with a sector tooth 61 at the lower end of a sector tooth shaft 60 to be tested, two first planes 63 which are parallel to each other are arranged on the side face of the upper end of the sector tooth shaft 60, a second plane 22 is respectively arranged on one side, opposite to the first clamping piece 20 and the second clamping piece 21, of each of the first clamping piece 20 and the second clamping piece 21, and a bayonet 23 used for being matched with a twisting shear head is arranged on the inner side of the upper part of each of the first clamping piece 20 and the second clamping piece 21. In performing the test, the sector gear shaft 60 to be tested is placed on the base 10 such that the sector gear 61 at the lower end of the sector gear shaft 60 is engaged with the arc-shaped ring gear 11 on the base 10, and simultaneously the driving member 30 controls the relative movement of the first clamping member 20 and the second clamping member 21 such that the second plane 22 contacts the first plane 63 to clamp the sector gear shaft 60, and then the torsion wrench is rotated to control the torsion wrench to rotate, thereby transmitting torque to the sector gear shaft 60. When the breaking torque test of the sector gear shaft 60 is completed, the control member controls the first clamping member 20 and the second clamping member 21 to move away from each other to loosen the sector gear shaft 60. The first clamping piece 20 and the second clamping piece 21 can adapt to fan gear shafts 60 with different sizes, and the first clamping piece 20 and the second clamping piece 21 can be guaranteed to be in surface-to-surface contact with the side surface of the upper end of the fan gear shaft 60, so that the clamping piece and the fan gear shaft 60 cannot slip in the testing process, and testing safety and testing accuracy are guaranteed.
In some embodiments of the present utility model, the fan gear shaft 60 breaking torque tool further includes a lock nut 40, and external threads 24 are provided at the outer circumferences of the upper portions of the first clamping member 20 and the second clamping member 21, and after the driving part controls the first clamping member 20 and the second clamping member 21 to clamp the fan gear shaft 60, the lock nut 40 fixes the first clamping member 20 and the second clamping member 21 through the external threads 24 to prevent the first clamping member 20 and the second clamping member 21 from being deformed, thereby improving the stability of the bayonet 23 engaged with the torsion shear head. The first clamping member 20 and the second clamping member 21 each include a clamping piece and a half cylinder located at the upper end of the clamping piece, a second plane 22 is disposed on the opposite inner sides of the two clamping pieces, an external thread 24 is disposed on the outer arc surface of the half cylinder, the two half cylinders form a completed cylinder after being contacted with each other, and the lock nut 40 can be screwed on the cylinder. In addition, the cross section of the bayonet 23 may be polygonal, for example, rectangular, and the inner sides of the upper ends of the first clamping member 20 and the second clamping member 21 are respectively provided with grooves with opposite openings, and the two grooves form the bayonet 23. For the structure that the shaft shoulder 62 is arranged on the outer side of the upper end of the sector gear shaft 60, the shaft shoulder 62 can divide the first plane 63 into an upper part and a lower part, and the opposite inner sides of the first clamping piece 20 and the second clamping piece 21 are respectively provided with an avoidance groove 25 which is mutually matched with the shaft shoulder 62.
In some embodiments of the present utility model, the torque breaking tool for the fan gear shaft 60 further includes a movable frame 50, wherein a lower end of the movable frame 50 is rotatably connected to the base 10, a rotation axis of the movable frame 50 is coaxial with an axis of the fan gear shaft 60, and the driving member 30 is fixed to an upper end of the movable frame 50. When the torque wrench is connected to the bayonet 23, the torque wrench rotates to drive the first clamping member 20, the second clamping member 21, the driving member 30 and the movable frame 50 to rotate relative to the base 10. Specifically, the movable frame 50 includes a lower ring 51, an upper ring 53, and a connecting member 52, the upper end of the lower ring 51 is connected to the lower end of the upper ring 53 through the connecting member 52, the lower ring 51 is rotatably connected to the base 10, and the driving member 30 is fixed to the inner side of the upper ring 53. Wherein, the connecting piece 52 comprises a plurality of connecting posts uniformly distributed along the circumferential direction of the movable frame 50.
In order to improve the smoothness of the rotation of the movable frame 50, the inner side of the lower annular ring 51 is rotationally connected to the outer peripheral side of the base 10 through a bearing 54, the bearing 54 can be a deep groove ball bearing, the rotating friction force of the movable frame 50 can be reduced through the bearing 54, so that the measured fan tooth damage torque value is more accurate, wherein the base 10 comprises a bearing piece and a cylindrical section, the cylindrical section is positioned at the lower end of the bearing piece, the bearing piece is preferably of a disc structure, the outer diameter of the bearing piece is larger than that of the cylindrical section, the bearing 54 is sleeved on the cylindrical section, the arc-shaped annular gear 11 is arranged at the upper end of the bearing piece, the bearing 54 is sleeved on the cylindrical section, a retainer ring 12 for axially limiting the bearing 54 is further arranged on the cylindrical section, the inner ring of the bearing 54 can be fixed on the cylindrical section, the outer ring of the bearing 54 is fixed on the inner side of the lower annular ring 51, the retainer ring 12 can be sleeved on the cylindrical section after the bearing 54 is installed on the cylindrical section, and finally the retainer ring 12 is fixed on the cylindrical section.
In some embodiments of the present utility model, the driving member 30 includes a first set of clamping cylinders 31 and a second set of clamping cylinders 32, each of the first set of clamping cylinders 31 and the second set of clamping cylinders 32 may include a plurality of cylinders to improve clamping stability of the first clamping member 20 and the second clamping member 21, a fixed end of the first set of clamping cylinders 31 is fixed to an inner side of the upper ring 53, a movable end of the first set of clamping cylinders 31 is fixedly connected to the first clamping member 20, a fixed end of the second set of clamping cylinders 32 is fixed to an inner side of the upper ring 53, and a movable end of the second set of clamping cylinders 32 is fixedly connected to the second clamping member 21.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The fan gear shaft damage torque tool provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (10)
1. The utility model provides a fan gear axle destroys moment of torsion frock which characterized in that includes:
the device comprises a base (10), wherein an arc-shaped annular gear (11) is arranged on the base (10), the arc-shaped annular gear (11) is used for being matched with a sector tooth (61) at the lower end of a sector tooth shaft (60) to be tested, and two first planes (63) which are parallel to each other are arranged on the side face of the upper end of the sector tooth shaft (60);
the clamping device comprises a first clamping piece (20) and a second clamping piece (21), wherein one side, opposite to the first clamping piece (20) and the second clamping piece (21), is respectively provided with a second plane (22) for being in contact with the first plane (63), and a bayonet (23) for being matched with a torsion shear head is formed in the inner side of the upper parts of the first clamping piece (20) and the second clamping piece (21);
-a driving member (30) for controlling the relative movement of the first clamping member (20) and the second clamping member (21) to clamp the sector gear shaft (60) or to move away from each other to unclamp the sector gear shaft (60).
2. The fan tooth shaft breaking torque tool according to claim 1, further comprising a lock nut (40), wherein the outer periphery of the upper portions of the first clamping member (20) and the second clamping member (21) is provided with an external thread (24), and the lock nut (40) is used for fixing the first clamping member (20) and the second clamping member (21) through the external thread (24).
3. The fan tooth shaft breaking torque tooling according to claim 1, further comprising a movable frame (50), wherein a lower end of the movable frame (50) is rotatably connected to the base (10), a rotation axis of the movable frame (50) is coaxial with an axis of the fan tooth shaft (60), and the driving member (30) is fixed to an upper end of the movable frame (50).
4. A fan tooth shaft breaking torque tool as claimed in claim 3, characterized in that the movable frame (50) comprises a lower circular ring (51), an upper circular ring (53) and a connecting piece (52), the upper end of the lower circular ring (51) is connected with the lower end of the upper circular ring (53) through the connecting piece (52), the lower circular ring (51) is rotatably connected with the base (10), and the driving piece (30) is fixed on the inner side of the upper circular ring (53).
5. The fan tooth shaft breaking torque tool according to claim 4, wherein the driving member (30) comprises a first set of clamping cylinders (31) and a second set of clamping cylinders (32), the fixed ends of the first set of clamping cylinders (31) are fixed on the inner side of the upper ring (53), the movable ends of the first set of clamping cylinders (31) are fixedly connected with the first clamping member (20), the fixed ends of the second set of clamping cylinders (32) are fixed on the inner side of the upper ring (53), and the movable ends of the second set of clamping cylinders (32) are fixedly connected with the second clamping member (21).
6. The fan gear shaft breaking torque tool according to claim 4, wherein the inner side of the lower ring (51) is rotatably connected to the outer peripheral side of the base (10) through a bearing (54).
7. The fan tooth shaft breaking torque tool according to claim 6, wherein the base (10) comprises a bearing and a cylindrical section, the cylindrical section is located at the lower end of the bearing, the bearing (54) is sleeved on the cylindrical section, the arc-shaped annular gear (11) (61) is arranged at the upper end of the bearing, the bearing (54) is sleeved on the cylindrical section, and a retainer ring (12) for axially limiting the bearing (54) is further arranged on the cylindrical section.
8. The fan tooth shaft breaking torque tooling according to claim 4, wherein the connecting piece (52) comprises a plurality of connecting posts uniformly distributed along the circumferential direction of the movable frame (50).
9. A sector gear shaft breaking torque tool according to claim 1, characterized in that the cross section of the bayonet (23) is polygonal.
10. The fan tooth shaft breaking torque tool according to claim 2, wherein the first clamping piece (20) and the second clamping piece (21) comprise clamping pieces and semi-cylinders positioned at the upper ends of the clamping pieces, second planes (22) are arranged on the inner sides of the two opposite clamping pieces, and the external threads (24) are arranged on the external cambered surfaces of the semi-cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321473032.4U CN220187897U (en) | 2023-06-09 | 2023-06-09 | Sector gear shaft damage torque tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321473032.4U CN220187897U (en) | 2023-06-09 | 2023-06-09 | Sector gear shaft damage torque tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220187897U true CN220187897U (en) | 2023-12-15 |
Family
ID=89102466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321473032.4U Active CN220187897U (en) | 2023-06-09 | 2023-06-09 | Sector gear shaft damage torque tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220187897U (en) |
-
2023
- 2023-06-09 CN CN202321473032.4U patent/CN220187897U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220187897U (en) | Sector gear shaft damage torque tool | |
| CN110631446B (en) | A relocation mechanism for screw thread leads to ends and detects | |
| CN114459927B (en) | Torsion bar spring fatigue test device and test method for automobile electric power steering gear | |
| CN107101816B (en) | Semi-floating semi-axis composite loading fatigue test stand | |
| CN201210042Y (en) | Checking tool for verticality of nut unthreaded hole shaft line | |
| CN219348037U (en) | Fastening axial force detection core mold of torsional shear type bolt | |
| CN210178785U (en) | Small universal coupling | |
| CN114518228B (en) | Flexible bearing test device | |
| CN109596358A (en) | A kind of full-automatic bearing vibration velocity test device | |
| CN115307905A (en) | Bearing combined load applying device | |
| CN212264553U (en) | Locking device for electric spindle bearing of hard turning and milling machine tool | |
| CN215218062U (en) | Centering debugging coupling for engine bench test | |
| CN115235673A (en) | Bearing axial load detection equipment | |
| CN109466730B (en) | Pitch adjusting device for pitch-adjusting propeller model and using method thereof | |
| CN212059348U (en) | Safety valve ejector rod mechanism and safety valve blockage test device | |
| CN211127445U (en) | Universal type generator test run connection transmission device | |
| CN209902464U (en) | Positioning jig and laser marking equipment | |
| CN111707172A (en) | Roller press main shaft inspection assembly and inspection method thereof | |
| CN215572828U (en) | Gapless locking internal spline rotating structure | |
| CN215333366U (en) | Rotating handle mechanism of hand-lifting motor-driven fire pump | |
| CN216371966U (en) | Torque adapter | |
| CN220418709U (en) | Deep well pump shaft core string torque inspection tool | |
| CN220807026U (en) | Multi-station full-automatic clamping rotation testing device | |
| CN219472585U (en) | Assembling device for installing bearing | |
| CN215468581U (en) | Efficient gear grinding device for shaft gears |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |