CN212340506U - Main and auxiliary gear friction torque testing device of anti-backlash gear - Google Patents
Main and auxiliary gear friction torque testing device of anti-backlash gear Download PDFInfo
- Publication number
- CN212340506U CN212340506U CN202021088690.8U CN202021088690U CN212340506U CN 212340506 U CN212340506 U CN 212340506U CN 202021088690 U CN202021088690 U CN 202021088690U CN 212340506 U CN212340506 U CN 212340506U
- Authority
- CN
- China
- Prior art keywords
- gear
- sliding block
- sliding
- friction torque
- main
- 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
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model provides a main and auxiliary gear friction torque testing arrangement of anti-backlash gear, include: the support piece is fixedly connected to the base, and a fastening nut is arranged on the support piece; the base is also fixedly connected with a sliding chute, a horizontal sliding block which is in sliding connection with the sliding chute is arranged in the sliding chute, and a support is fixedly connected to the horizontal sliding block; the bracket is also provided with a vertical sliding block, and the vertical sliding block is connected with the bracket in a sliding manner; the vertical sliding block is also provided with a sliding rod with a positioning groove, and the sliding rod is connected with the vertical sliding block in a sliding manner; one end of the sliding rod is also provided with a force sensor, and a contact of the force sensor is attached to the metal rod; the upper part of the metal rod is columnar, and the lower part of the metal rod is arc-shaped; the utility model provides a main and auxiliary gear friction torque testing arrangement of anti-backlash gear compares current testing arrangement, and the anti-backlash gear main and auxiliary gear friction torque value that obtains of measurement has higher degree of accuracy.
Description
Technical Field
The utility model belongs to the test equipment field, concretely relates to main and auxiliary gear friction torque testing arrangement of clearance-eliminating gear.
Background
In the gear transmission process of the engine, the anti-backlash gear is used for reducing gear transmission noise. The main gear serves as a shaft section, an inner hole of the pinion is sleeved on the shaft section of the main gear, and the pinion can rotate around the axis of the shaft section. A torsion spring is designed in the anti-backlash gear, a known pre-tightening torque is applied during assembly, and after the locking screw is pulled out, the anti-backlash gear main gear and the anti-backlash gear auxiliary gear can perform relative rotation motion around an axis under the action of the torsion spring.
In the prior art, the torque wrench is poor in measurement precision, so that the data error obtained by the friction torque test of the main gear and the auxiliary gear of the anti-backlash gear is large, the reading of the torque wrench is recorded at the moment when the auxiliary gear of the anti-backlash gear moves to the position before the screw is pulled out, and the requirement on the reading of the instantaneous position is high for the operation technology of a tester
For example, chinese patent publication No. CN104374513A discloses a device for testing rotational torque of a hot-assembled gear, comprising: the device comprises a torque wrench, a torque multiplier, a torsion sleeve and a workpiece to be detected, wherein the workpiece to be detected consists of a crankshaft and a gear and is arranged on a crankshaft assembly table; the torque is tested when the hot-assembled gear rotates by applying force to the torque wrench after torque is set and driving the gear to rotate by the torsion sleeve.
Through the above, it can be found that the torque wrench is specially equipped for torque test in the prior art, which easily causes the problems of poor measurement precision, high operation requirement of technical personnel and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a main and auxiliary gear friction torque testing arrangement of anti-backlash gear aims at adopting torque wrench to carry out the moment of torsion inspection among the solution prior art, brings the measurement accuracy poor easily, technical staff operation requirement scheduling problem.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
the utility model provides a main and auxiliary gear friction torque testing arrangement of anti-backlash gear, include: the support piece is fixedly connected to the base, and a fastening nut is arranged on the support piece;
the base is also fixedly connected with a sliding chute, a horizontal sliding block which is in sliding connection with the sliding chute is arranged in the sliding chute, and a support is fixedly connected to the horizontal sliding block;
the bracket is also provided with a vertical sliding block, and the vertical sliding block is connected with the bracket in a sliding manner; the vertical sliding block is also provided with a sliding rod with a positioning groove, and the sliding rod is connected with the vertical sliding block in a sliding manner;
one end of the sliding rod is also provided with a force sensor, and a contact of the force sensor is attached to the metal rod; the upper part of the metal rod is columnar, and the lower part of the metal rod is arc-shaped.
Preferably, the horizontal slider is provided with a fastening bolt.
Preferably, one side of the vertical sliding block is provided with an adjusting bolt, and the other side of the vertical sliding block is provided with an adjusting nut.
Preferably, an I-shaped groove is arranged in the sliding groove.
The utility model has the advantages that:
the utility model provides a main and auxiliary gear friction torque testing arrangement of clearance that disappears gear compares current testing arrangement, and the clearance that disappears gear main and auxiliary gear friction torque value that obtains of measurement has higher degree of accuracy, and measurement process easy operation, convenience, testing personnel do not need very high professional operation technique.
Drawings
Fig. 1 is a schematic structural view of a friction torque testing device for a main gear and a secondary gear of an anti-backlash gear in a working state;
FIG. 2 is a schematic structural view of the friction torque testing device for the main and auxiliary gears of the anti-backlash gear according to the present invention in a non-operating state;
fig. 3 is a schematic structural view of the anti-backlash gear of the present invention.
In the figure, 100 is an anti-backlash gear, 101 is a main gear, 102 is a pinion, 103 is a locking screw, 201 is a base, 202 is a support, 203 is a metal rod, 204 is a force sensor, 205 is a sliding rod, 206 is a sliding chute, 207 is a horizontal sliding block, 208 is a bracket, 209 is a vertical sliding block, 210 is a fastening nut, 211 is an adjusting bolt, and 212 is an adjusting nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention is further described in detail by the following embodiments with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The embodiment of the utility model provides a main and auxiliary gear friction torque testing arrangement of anti-backlash gear, as shown in fig. 1, fig. 3, include: a base 201 and a support 202 fixedly connected to the base 201 for supporting the anti-backlash gear 100, wherein the support 202 is provided with a fastening nut 210 (shown in fig. 2) for fixing the main gear 101 on the anti-backlash gear 100;
the base 201 is also fixedly connected with a sliding groove 206, a horizontal sliding block 207 which is in sliding connection with the sliding groove 206 is arranged in the sliding groove 206, the horizontal sliding block 207 can slide relative to the sliding groove 206 in the horizontal direction, and a support 208 is fixedly connected to the horizontal sliding block 207; the horizontal sliding block 207 can drive the bracket 208 to move in the horizontal direction, so that the adjustment and the positioning in the horizontal direction are facilitated;
the bracket 208 is also provided with a vertical sliding block 209, the vertical sliding block 209 is connected with the bracket 208 in a sliding manner, and the vertical sliding block 209 can slide relative to the bracket 208 in the vertical direction; the vertical sliding block 209 is also provided with a sliding rod 205 with a positioning groove, the vertical sliding block 209 can drive the sliding rod 205 to move in the vertical direction, the adjusting and positioning capacity of the sliding rod 205 is increased, the sliding rod 205 is connected with the vertical sliding block 209 in a sliding manner, and the sliding rod 205 is provided with the positioning groove and is connected with the vertical sliding block 209 in a sliding manner, so that the sliding rod 205 can further obtain the horizontal adjusting and positioning capacity through the positioning groove;
one end of the sliding rod 205 is further provided with a force sensor 204, a contact of the force sensor 204 is attached to the metal rod 203, the force sensor 204 can obtain adjusting and positioning capabilities in the vertical direction and the horizontal direction through the sliding rod 205, and the force sensor can be ensured to be attached to the metal rod 203 under the condition of facing anti-backlash gears 100 of different specifications and sizes; the upper part of the metal rod 203 is columnar and is used for transmitting the elastic opening force of the anti-backlash gear 100 to the force sensor 204, and the lower part of the metal rod is arc-shaped and is used for being fixed with the end face on the pinion 102 of the anti-backlash gear 100;
during a friction torque test, the anti-backlash gear 100 is fixed on the support 202, the metal rod 203 is fixed with an end face of the pinion 102 of the anti-backlash gear 100 (as shown in fig. 1 and 3), and the locking screw 103 of the anti-backlash gear 100 is pulled out (as shown in fig. 3), at this time, the pinion 102 of the anti-backlash gear 100 tends to rotate around a shaft, so that the metal rod 203 is driven to extrude the force sensor 204;
the distance between the measuring point of the force sensor 204 and the rotation axis of the pinion 102 of the anti-backlash gear 100 is L, and the moment applied to the anti-backlash gear 100 by the force sensor 204 is M1F × L; when the pre-tightening torque of the assembled anti-backlash gear 100 is M, the friction torque Δ M between the main gear 101 and the sub-gear 102 of the anti-backlash gear 100 is M-M1。
In one embodiment, the horizontal sliding block 207 is provided with a fastening bolt for locking the relative position of the horizontal sliding block 207 and the sliding groove 206.
In some embodiments, with continued reference to fig. 2, one side of the vertical slider 209 is provided with an adjusting bolt 211 for adjusting and fixing the position of the vertical slider 209 on the bracket 208, and the other side is provided with an adjusting nut 212 for adjusting and fixing the horizontal position of the sliding rod 205 on the vertical slider 209.
In some embodiments, with continued reference to fig. 2, the sliding groove 206 is provided with an i-shaped groove to further improve the stability and sliding performance of the horizontal sliding block 207, so that the nut of the bolt on the horizontal sliding block 207 can be conveniently placed at the bottom of the i-shaped groove.
Reference in the specification to "some embodiments," "one embodiment," or "an embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in some embodiments," "in one embodiment," or "in an embodiment," or the like, in various places throughout this specification are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Thus, a particular feature, structure, or characteristic illustrated or described in connection with one embodiment may be combined, in whole or in part, with a feature, structure, or characteristic of one or more other embodiments without limitation, as long as the combination is not logical or operational. Additionally, the various elements of the drawings of the present application are merely schematic illustrations and are not drawn to scale.
Having thus described several aspects of at least one embodiment of this invention, it is to be appreciated various alterations, modifications, and improvements will readily occur to those skilled in the art. Such alterations, modifications, and improvements are intended to be within the spirit and scope of the invention.
Claims (4)
1. The utility model provides a main and auxiliary gear friction torque testing arrangement of anti-backlash gear which characterized in that includes: the support piece is fixedly connected to the base, and a fastening nut is arranged on the support piece;
the base is also fixedly connected with a sliding chute, a horizontal sliding block which is in sliding connection with the sliding chute is arranged in the sliding chute, and a support is fixedly connected to the horizontal sliding block;
the bracket is also provided with a vertical sliding block, and the vertical sliding block is connected with the bracket in a sliding manner; the vertical sliding block is also provided with a sliding rod with a positioning groove, and the sliding rod is connected with the vertical sliding block in a sliding manner;
one end of the sliding rod is also provided with a force sensor, and a contact of the force sensor is attached to the metal rod; the upper part of the metal rod is columnar, and the lower part of the metal rod is arc-shaped.
2. The device for testing the friction torque of the main gear and the auxiliary gear of the anti-backlash gear according to claim 1, wherein: and the horizontal sliding block is provided with a fastening bolt.
3. The device for testing the friction torque of the main gear and the auxiliary gear of the anti-backlash gear according to claim 1 or 2, wherein: one side of the vertical sliding block is provided with an adjusting bolt, and the other side of the vertical sliding block is provided with an adjusting nut.
4. The device for testing the friction torque of the main gear and the auxiliary gear of the anti-backlash gear according to claim 1 or 2, wherein: an I-shaped groove is arranged in the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021088690.8U CN212340506U (en) | 2020-06-14 | 2020-06-14 | Main and auxiliary gear friction torque testing device of anti-backlash gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021088690.8U CN212340506U (en) | 2020-06-14 | 2020-06-14 | Main and auxiliary gear friction torque testing device of anti-backlash gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212340506U true CN212340506U (en) | 2021-01-12 |
Family
ID=74077510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021088690.8U Active CN212340506U (en) | 2020-06-14 | 2020-06-14 | Main and auxiliary gear friction torque testing device of anti-backlash gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212340506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811712A (en) * | 2020-06-14 | 2020-10-23 | 广西玉柴机器股份有限公司 | Main and auxiliary gear friction torque testing device of anti-backlash gear |
-
2020
- 2020-06-14 CN CN202021088690.8U patent/CN212340506U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811712A (en) * | 2020-06-14 | 2020-10-23 | 广西玉柴机器股份有限公司 | Main and auxiliary gear friction torque testing device of anti-backlash gear |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203025327U (en) | Testing device for linear stepping motor | |
| CN108020359B (en) | Motor characteristic testing device for realizing adjustment of measuring ranges of different torques | |
| CN110095217B (en) | Device and method for measuring friction torque of rolling bearing | |
| CN116839782B (en) | Torque testing device | |
| CN212340506U (en) | Main and auxiliary gear friction torque testing device of anti-backlash gear | |
| CN108375450B (en) | Torque spanner calibrating device | |
| CN110887590B (en) | High-speed bearing friction tester | |
| CN109297660B (en) | Ship shafting torsional vibration testing device | |
| CN111811712A (en) | Main and auxiliary gear friction torque testing device of anti-backlash gear | |
| CN210221495U (en) | Bearing life testing device | |
| CN210005438U (en) | In-situ Raman tensile testing device | |
| CN108375451B (en) | Torque wrench calibrating device and loading assembly thereof | |
| CN216159794U (en) | Large-scale transmission shafting bearing axial installation play measuring tool | |
| CN217687779U (en) | Rolling bearing rigidity testing device | |
| CN214702578U (en) | Horizontal magnetic loading rolling bearing friction torque measurement testing machine | |
| CN112629837B (en) | Device and method for testing damping coefficient of rotary damper | |
| CN116136382A (en) | Worm and gear pair manufacturing precision comprehensive detection tool and method | |
| CN215726798U (en) | High-voltage switch test jig | |
| CN112857645A (en) | Micro ball bearing friction torque testing device | |
| CN219200833U (en) | Steering column bearing endurance test rack | |
| CN220398864U (en) | Novel test bed for detecting arc springs of dual-mass flywheel | |
| CN220250891U (en) | Pipe external diameter check out test set convenient to it is fixed | |
| CN215492174U (en) | Bearing friction torque test bed under revolution and rotation coupling working conditions | |
| CN214893942U (en) | Torsion spring rigidity testing device | |
| CN217542397U (en) | Fatigue life test stand with adjustable bending moment and torque |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |