CN220982181U - Bevel gear flatness measuring device - Google Patents
Bevel gear flatness measuring device Download PDFInfo
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- CN220982181U CN220982181U CN202322784705.4U CN202322784705U CN220982181U CN 220982181 U CN220982181 U CN 220982181U CN 202322784705 U CN202322784705 U CN 202322784705U CN 220982181 U CN220982181 U CN 220982181U
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- 238000001514 detection method Methods 0.000 claims abstract description 130
- 238000005259 measurement Methods 0.000 claims abstract description 13
- 230000000670 limiting effect Effects 0.000 claims description 37
- 238000013508 migration Methods 0.000 claims 1
- 230000005012 migration Effects 0.000 claims 1
- 230000008859 change Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
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- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a bevel gear flatness measuring device, which relates to the field of bevel gear flatness measurement, and adopts the following scheme: the device comprises a first base, one end of the first base can be horizontally and rotationally provided with a detection disc, the other end of the first base is provided with a second base, a detection rod is horizontally and movably arranged on the second base, a detection meter is arranged at the end part of the detection rod, and the detection meter can be moved to the upper part of the detection disc. The utility model can realize detection of the runout degree of the bevel gear end face in the circumferential direction and the diameter direction, and further improves the detection efficiency and the detection precision.
Description
Technical Field
The utility model relates to the field of bevel gear flatness measurement, in particular to a bevel gear flatness measurement device.
Background
After the bevel gear is subjected to heat treatment, various parameters can change, wherein the subsequent processing and assembly of the product are difficult due to the fact that the flatness change is too large, and even the product is scrapped, so that the flatness of the bevel gear needs to be detected.
In order to improve detection efficiency and detection precision, the prior art discloses a gear flatness detection measuring tool, which comprises a dial indicator and a measurement plate, wherein the measurement plate is provided with a positioning ring and a dial indicator protection sleeve, the positioning ring is fastened on the measurement plate by bolts, the dial indicator is fastened in the dial indicator protection sleeve by bolts, during detection, a standard bevel gear is firstly placed on a horizontal workbench, the detected end face faces upwards, then a flatness detection measuring tool is placed on the detected end face of the standard bevel gear, the positioning ring is placed in an inner hole of the bevel gear, the flatness detection measuring tool is rotated by a circle through a handle, the dial indicator is calibrated, the standard bevel gear is taken down, the bevel gear to be detected is replaced, the flatness detection measuring tool is rotated by a circle, and whether the flatness of the end face of the bevel gear meets the requirement can be judged according to the change of an indication value of the dial indicator.
By adopting the technical scheme, the detection is performed, although the detection accuracy and the detection efficiency are high, the requirements on the processing accuracy of some bevel gears are high, for example, the driving bevel gears and the driven bevel gears in the automobile speed reducer are required to meet the requirements on the runout degree of the end face of the bevel gear in the circumferential direction and the diameter direction, otherwise, abnormal sound is generated after the assembly, the speed reducer is scrapped, therefore, the runout degree detection in the circumferential direction and the diameter direction is required to be performed on the bevel gears with higher accuracy requirements, and by adopting the technical scheme, the runout degree detection in the diameter direction is also required to be completed by other devices, and the detection efficiency is lower.
Disclosure of utility model
In order to solve the technical problem that the same measuring device cannot be used for detecting the degree of movement of the circumferential direction and the radial direction of the bevel gear end face in the prior art, the utility model provides the bevel gear flatness measuring device which can be used for detecting the degree of runout of the bevel gear end face in the circumferential direction and the diameter direction and further improving the detection efficiency and the detection precision.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a bevel gear flatness measurement device, includes first base, but the one end of first base level rotation ground is provided with the detection dish, the other end of first base is provided with the second base, level movement is provided with the measuring staff on the second base, the tip of measuring staff is provided with the detection table, the detection table can remove to the detection dish top. Through setting up rotatable detection dish and rectilinear movement's measuring rod can carry out circumference and diameter direction's runout degree detection respectively to the bevel gear terminal surface, satisfies high accuracy bevel gear's detection requirement, has promoted detection efficiency and detection precision.
Further, a mounting sleeve is arranged on the first base, a bearing sleeve is arranged on the mounting sleeve, a rotary table is rotatably arranged on the bearing sleeve, and the rotary table is connected with the detection disc.
Further, the rotary table lower surface is provided with the pivot, the pivot stretches into bear the inside of sleeve and the cover is equipped with the bearing, the bearing with bear sleeve interference fit. The stable support to the carousel is guaranteed through the bearing, avoids rotating crookedly, influences detection precision.
Further, the bearing is provided with two, the bearing sleeve both ends all are provided with the mounting groove, the bearing sets up in the mounting groove, the pivot tip is provided with the baffle, the baffle with the bearing butt of lower part. The bearing capacity of the device is improved through the arrangement of the two bearings, the bevel gears with various specifications are used, and the application range of the device is enlarged.
Further, be provided with two sets of spacing subassemblies on the detection dish terminal surface, two sets of spacing subassembly with the centre of a circle of detection dish is arranged as centre of a circle circumference, spacing subassembly includes the stopper, the stopper includes spacing surface, spacing surface is the cambered surface, spacing surface can laminate with the bevel gear that awaits measuring. Through setting up two sets of spacing subassemblies, can guarantee the axiality of the bevel gear that awaits measuring and detection dish, promote the detection precision that circumference was beated.
Further, each group of limiting components comprises at least two limiting blocks, the limiting blocks are detachably connected with the detection disc, and the limiting blocks in the same group are arranged along the radial direction of the detection disc. The limiting effect on bevel gears to be tested with different diameters can be met by arranging the limiting blocks along the radial direction, so that the application range of the device is enlarged.
Further, a positioning screw hole is formed in the first base, a positioning screw rod is arranged in the positioning screw hole, and the upper end of the positioning screw rod can extend into the positioning hole of the detection disc. The detection disc can be locked through the positioning screw, so that the detection disc is prevented from rotating when the radial runout degree is detected, and the detection precision is prevented from being influenced.
Further, a guide rail is arranged on the second base, a sliding block is arranged on the guide rail, and the sliding block is connected with the detection rod.
Further, the dial indicator is adopted in the detection meter, at least two mounting holes are formed in the detection rod, the mounting holes are formed in the detection rod in the length direction, locking bolts are arranged at positions, corresponding to the mounting holes, on the detection rod, and the locking bolts can extend into the mounting holes and are abutted to the fixing rods of the detection meter. The position of the detection meter can be adjusted by arranging a plurality of mounting holes, so that the device is suitable for bevel gears to be detected with different diameters, and the application range of the device is enlarged.
Further, a positioning bolt is arranged on the sliding block, and the positioning bolt can be abutted with the guide rail. The slide block is locked by the positioning bolt, so that the detection accuracy is prevented from being influenced by the movement of the detection table when the circumferential runout is detected.
From the above technical scheme, the utility model has the following advantages:
The utility model provides a bevel gear flatness measuring device, which can respectively detect the runout degree of the bevel gear end face in the circumferential direction and the diameter direction by arranging a rotatable detection disc and a linearly-moving detection rod, thereby meeting the detection requirement of a high-precision bevel gear and improving the detection efficiency and the detection precision; the stable support of the turntable is ensured through the bearing, so that the deflection caused by rotation is avoided, and the detection precision is influenced; the bearing capacity of the device is improved by arranging two bearings, so that the bevel gear with various specifications can be used, and the application range of the device is enlarged; the coaxiality of the bevel gear to be detected and the detection disc can be ensured by arranging two groups of limiting assemblies, and the detection precision of circumferential runout is improved; the limiting effect on bevel gears to be tested with different diameters can be met by arranging the limiting blocks along the radial direction, so that the application range of the device is enlarged; the detection disc can be locked through the positioning screw rod, so that the detection accuracy is prevented from being influenced by rotation of the detection disc when radial runout is detected; the position of the detection meter can be adjusted by arranging a plurality of mounting holes, so that the device is suitable for bevel gears to be detected with different diameters, and the application range of the device is enlarged; the slide block is locked by the positioning bolt, so that the detection accuracy is prevented from being influenced by the movement of the detection table when the circumferential runout is detected.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a specific embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of a second embodiment of the present utility model.
In the figure, 1, a detection disc; 2. a limiting block; 3. a guide rail; 4. a detection rod; 5. a detection table; 6. bevel gear to be measured; 7. a turntable; 8. a first base; 9. a mounting sleeve; 10. a bearing; 11. a bearing sleeve; 12. a second base; 13. positioning a screw; 14. a locking bolt.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.
As shown in fig. 1 to 2, the present embodiment provides a bevel gear flatness measuring device, including a first base 8, one end of the first base 8 is horizontally rotatably provided with a detecting disc 1, the other end of the first base 8 is connected with a second base 12 through a bolt, a detecting rod 4 is horizontally movably provided on the second base 12, specifically, a guide rail 3 is provided on the second base 12, a slider is provided on the guide rail 3, the slider is connected with the detecting rod 4, the detecting rod 4 can move in a direction approaching to and separating from the detecting disc 1, the end of the detecting rod 4 is provided with a detecting table 5, in the present embodiment, the detecting table 5 adopts a dial indicator, and the detecting table 5 can move above the detecting disc 1; through setting up rotatable detection dish 1 and rectilinear movement's measuring rod 4 can carry out circumference and diameter direction's runout detection respectively to the bevel gear terminal surface, satisfies high accuracy bevel gear's detection requirement, has promoted detection efficiency and detection precision.
As shown in fig. 1, because the bevel gears have different sizes and larger weight range spans, in order to meet the bearing requirements of the bevel gears 6 to be measured with different specifications, in the specific embodiment, a mounting sleeve 9 is arranged on a first base 8 through bolts, a bearing sleeve 11 is arranged on the mounting sleeve 9, a mounting boss is arranged at the upper end of the bearing sleeve 11, the mounting boss is connected with the mounting sleeve 9 through bolts, a rotary table 7 is rotatably arranged on the bearing sleeve 11, the rotary table 7 is connected with a detection disc 1 through bolts, specifically, the lower surface of the rotary table 7 is provided with a rotary shaft, the rotary shaft extends into the bearing sleeve 11 and is sleeved with a bearing 10, the bearing 10 is in interference fit with the bearing sleeve 11, two bearings are sequentially arranged up and down, the two ends of the bearing sleeve 11 are respectively provided with a mounting groove, the bearing 10 is arranged in the mounting grooves, the end part of the rotary shaft is connected with a baffle through bolts, and the baffle is abutted with the bearing 10 at the lower part, so that the limit is realized; the stable support to carousel 7 is guaranteed through bearing 10, avoids rotating crookedly, sets up two bearings 10 and promotes the bearing capacity of this device, satisfies the bevel gear use of multiple specification, has enlarged the application scope of this device.
As shown in fig. 1 to 2, in order to ensure that the detection track is coaxial with the bevel gear 6 to be detected during detection of the circumferential adjustment degree, in this specific embodiment, the detection disc 1 is in a cylindrical structure, two groups of limiting components are arranged on the end surface of the detection disc 1, the two groups of limiting components are circumferentially arranged by taking the circle center of the detection disc 1 as the circle center, the limiting components comprise limiting blocks 2, the limiting blocks 2 are detachably connected with the detection disc 1 through bolts, the limiting blocks 2 comprise limiting surfaces, the limiting surfaces are cambered surfaces, and the limiting surfaces can be attached to the outer circumferential surface of the bevel gear 6 to be detected; in order to be suitable for bevel gears 6 to be tested of various diameters, each set of limiting components comprises at least two limiting blocks 2, the limiting blocks 2 of the same set are arranged along the radial direction of the detection disc 1, and in the specific embodiment, two limiting blocks 2 are arranged in each set of limiting components.
As shown in fig. 1 to 2, since the inner hole diameters of the bevel gears 6 to be measured with different diameters are different, the positions of the detection table 5 need to be adjusted, in this embodiment, at least two mounting holes are provided on the detection rod 4, two mounting holes are provided in this embodiment, a plurality of mounting holes are arranged along the length direction of the detection rod 4, locking bolts 14 are provided on the detection rod 4 at positions corresponding to the mounting holes, the axis of the locking bolts 14 is perpendicular to the length direction of the detection rod, and the locking bolts 14 can extend into the mounting holes and abut against the fixing rods of the detection table 5 to lock the detection table 5.
As shown in fig. 1, in order to avoid that the detection accuracy is affected by rotation of the detection disc 1 or movement of the detection rod 4 during detection of runout degrees in the circumferential direction and the diameter direction, in this embodiment, a positioning screw hole is provided on the first base 8, a positioning screw 13 is provided in the positioning screw hole, the upper end of the positioning screw 13 can extend into the positioning hole of the detection disc 1, a positioning bolt is provided on the slider, and the positioning bolt can be abutted against the guide rail 3; when the runout degree in the diameter direction is detected, the positioning screw 13 is rotated to extend into the positioning hole to prevent the detection disc 1 from rotating, and when the runout degree in the circumferential direction is detected, the positioning screw is screwed to be abutted with the guide rail 3 to prevent the sliding block from moving.
The bevel gear flatness measuring device comprises the following working processes:
Firstly, positioning a standard bevel gear through a limiting assembly to enable a detection table 5 to be zeroed; taking down a standard bevel gear to place a bevel gear 6 to be measured, and ensuring that the bevel gear 6 to be measured is coaxial with the detection disc 1 through the action of two limiting components; after the position of the detection table 5 is adjusted, the detection rod 4 is locked; rotating the detection disk 1, observing the detection table 5, and detecting the degree of mobility in the circumferential direction; the detection disk 1 is locked, the slider is unlocked, the detection table 5 is moved diametrically, and the detection table 5 is observed to detect the degree of mobility in the diametrical direction.
From the above detailed description, it can be seen that the present utility model has the following advantages:
1. The rotatable detection disc 1 and the linearly movable detection rod 4 are arranged, so that the runout degree of the bevel gear end face in the circumferential direction and the diameter direction can be detected respectively, the detection requirement of a high-precision bevel gear is met, and the detection efficiency and the detection precision are improved;
2. The stable support of the turntable 7 is ensured through the bearing 10, so that the rotation deflection is avoided, and the detection precision is influenced;
3. The bearing capacity of the device is improved by arranging two bearings 10, so that the bevel gear with various specifications can be used, and the application range of the device is enlarged;
4. The coaxiality of the bevel gear 6 to be detected and the detection disc 1 can be ensured by arranging two groups of limiting assemblies, and the detection precision of circumferential runout is improved;
5. the limiting effect on bevel gears 6 to be tested with different diameters can be met by arranging a plurality of limiting blocks 2 along the radial direction, so that the application range of the device is enlarged;
6. The detection disc 1 can be locked through the positioning screw 13, so that the detection disc 1 is prevented from rotating during radial runout detection, and the detection accuracy is prevented from being influenced;
7. The position of the detection table 5 can be adjusted by arranging a plurality of mounting holes, so that the device is suitable for bevel gears 6 to be detected with different diameters, and the application range of the device is enlarged;
8. The slide block is locked by the positioning bolts, so that the detection table 5 is prevented from moving when the circumferential runout is detected, and the detection precision is prevented from being influenced.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a bevel gear flatness measurement device, includes first base (8), but one end of first base (8) horizontal rotation ground is provided with detection dish (1), and the other end of first base (8) is provided with second base (12), is provided with measuring rod (4) on second base (12) horizontal migration, and the tip of measuring rod (4) is provided with detecting table (5), and detecting table (5) can remove to detection dish (1) top.
2. Bevel gear flatness measuring device according to claim 1, characterized in that the first base (8) is provided with a mounting sleeve (9), the mounting sleeve (9) is provided with a bearing sleeve (11), the bearing sleeve (11) is rotatably provided with a turntable (7), and the turntable (7) is connected with the detection disc (1).
3. Bevel gear flatness measuring device according to claim 2, characterized in that the lower surface of the turntable (7) is provided with a rotating shaft which extends into the bearing sleeve (11) and is provided with a bearing (10) in a sleeved manner, the bearing (10) being in interference fit with the bearing sleeve (11).
4. A bevel gear flatness measuring device according to claim 3, characterized in that two bearings (10) are provided, the bearing sleeve (11) is provided with mounting grooves at both ends, the bearings (10) are provided in the mounting grooves, the shaft ends are provided with baffles, and the baffles are in abutment with the lower bearings (10).
5. The bevel gear flatness measurement device according to claim 2, characterized in that two sets of limiting components are arranged on the end face of the detection disc (1), the two sets of limiting components are circumferentially arranged with the circle center of the detection disc (1) as the circle center, the limiting components comprise limiting blocks (2), the limiting blocks (2) comprise limiting surfaces, the limiting surfaces are cambered surfaces, and the limiting surfaces can be attached to the bevel gear (6) to be measured.
6. The bevel gear flatness measurement device according to claim 5, characterized in that each set of limit members comprises at least two limit blocks (2), the limit blocks (2) being detachably connected to the detection disk (1), the limit blocks (2) of the same set being arranged in the radial direction of the detection disk (1).
7. The bevel gear flatness measurement device according to any one of claims 1-6, characterized in that a positioning screw hole is provided in the first base (8), a positioning screw (13) is provided in the positioning screw hole, and the upper end of the positioning screw (13) can extend into the positioning hole of the detection disc (1).
8. The bevel gear flatness measurement device according to claim 7, characterized in that the second base (12) is provided with a guide rail (3), the guide rail (3) is provided with a slider, and the slider is connected with the detection bar (4).
9. The bevel gear flatness measurement apparatus according to claim 8, wherein the detecting gauge (5) employs a dial gauge, at least two mounting holes are provided on the detecting rod (4), the plurality of mounting holes are arranged along a length direction of the detecting rod (4), a lock bolt (14) is provided on the detecting rod (4) at a position corresponding to the mounting hole, and the lock bolt (14) can extend into the mounting hole and abut against a fixing rod of the detecting gauge (5).
10. Bevel gear flatness measuring device according to claim 9, characterized in that the slide is provided with a positioning bolt which can be brought into abutment with the guide rail (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322784705.4U CN220982181U (en) | 2023-10-17 | 2023-10-17 | Bevel gear flatness measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322784705.4U CN220982181U (en) | 2023-10-17 | 2023-10-17 | Bevel gear flatness measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220982181U true CN220982181U (en) | 2024-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322784705.4U Active CN220982181U (en) | 2023-10-17 | 2023-10-17 | Bevel gear flatness measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220982181U (en) |
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2023
- 2023-10-17 CN CN202322784705.4U patent/CN220982181U/en active Active
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