CN210346562U - Shaft hole distance detection device for gearbox shell - Google Patents
Shaft hole distance detection device for gearbox shell Download PDFInfo
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- CN210346562U CN210346562U CN201921613696.XU CN201921613696U CN210346562U CN 210346562 U CN210346562 U CN 210346562U CN 201921613696 U CN201921613696 U CN 201921613696U CN 210346562 U CN210346562 U CN 210346562U
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- threaded rod
- shaft hole
- measuring
- hole distance
- transmission housing
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Abstract
The utility model discloses a shaft hole distance detection device for gearbox casing, comprises a workbench, the workstation on be equipped with the location axle of the basic shaft hole looks adaptation of gearbox casing, location epaxial side be equipped with the diameter and be less than the first threaded rod of the diameter of location axle, first threaded rod on the spin have connect the swivel nut, the swivel nut lower part cup jointed rolling bearing, still have connect lock nut on the first threaded rod of swivel nut top soon, the rolling bearing outer wall be equipped with two guide arms, two the guide arm on sliding connection have a measurement seat, the measurement seat on lie in and connect the vertical second threaded rod of arranging soon between two guide arms, second threaded rod lower extreme rotate in proper order through the bearing and install measuring stick and brush roller, every the guide arm on all be equipped with the scale mark. The utility model discloses a shaft hole is apart from detection device, can prevent the problem that gearbox housing rocked when detecting, when being convenient for measure, still makes to detect the precision and can guarantee.
Description
Technical Field
The utility model relates to a gearbox casing detects technical field, and more specifically says, it relates to a shaft hole distance detection device for gearbox casing.
Background
The gearbox mainly refers to a gearbox of an automobile, mainly comprises gears and shafts, and generates speed change and torque change through different gear combinations. The gear of the gearbox is arranged in the gearbox shell, and the gear shaft is arranged on a plurality of shaft holes formed in the gearbox shell through the bearing frame. In order to ensure the gear mesh transmission, the distance between the shaft holes on the gearbox shell has a certain standard, so that the distance between the shaft holes of the gearbox shell is usually required to be detected after the gearbox shell is manufactured in a trial mode.
According to the traditional detection method for the shaft hole of the transmission shell, vernier calipers are used for measurement, the transmission shell is placed on a workbench, and then clamping jaws of the vernier calipers are clamped on the inner walls of two shaft holes, so that the shaft hole distance of the transmission shell can be detected. However, in the conventional detection method, the surface of the gearbox shell is uneven, so that the gearbox shell is easy to shake during detection, the detection is not facilitated, the detection precision is influenced, burrs can be remained in the shaft hole of the gearbox shell after the gearbox shell is machined, and the detection precision can also be influenced. Therefore, it is necessary to develop and design a shaft hole distance detecting device for a transmission housing.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, provides a shaft hole distance detection device for gearbox casing, can prevent the problem that gearbox casing rocked when detecting, when being convenient for measure, still makes the detection precision can guarantee.
The technical scheme of the utility model is like this: a shaft hole distance detection device for a gearbox shell comprises a workbench, wherein a positioning shaft matched with a reference shaft hole of the gearbox shell is arranged on the workbench, a first threaded rod with the diameter smaller than that of the positioning shaft is arranged above the positioning shaft, a threaded sleeve is screwed on the first threaded rod, the lower part of the threaded sleeve is sleeved with a rotating bearing, the lower part of the positioning shaft is provided with a limit ring, a first threaded rod above the threaded sleeve is also screwed with a locking nut, the outer wall of the rotating bearing is provided with two guide rods, the two guide rods are connected with a measuring seat in a sliding way, the measuring seat is connected with a vertically arranged second threaded rod between the two guide rods in a screwed mode, the lower end of the second threaded rod is sequentially provided with a measuring rod and a brush roller in a rotating mode through bearings, each guide rod is provided with scale marks, and an extension spring for connecting the rotating bearing with the measuring seat is arranged between the two guide rods.
As a further improvement, the outer diameter of the rotary bearing is equal to that of the positioning shaft, and the zero scale mark of the scale marks is positioned on the outer wall of the rotary bearing.
Further, the left side edge of the measuring rod is flush with the left side edge of the measuring seat, and the diameter of the brush roller is larger than that of the measuring rod.
Furthermore, the upper end of the second threaded rod is also provided with a rotating disc.
Furthermore, a handle is arranged on one side of the measuring seat.
Furthermore, a plurality of supporting legs are further arranged below the workbench.
Advantageous effects
Compared with the prior art, the utility model, have following advantage:
1. the utility model discloses a shaft hole is apart from detection device, through set up location axle grafting location gearbox casing on the workstation, can effectively fix a position gearbox casing, prevent that it from rocking, the beat, when being convenient for measure, make the detection precision can guarantee, and through setting up first threaded rod in the location is epaxial, the swivel nut, rolling bearing, guide arm erection measurement seat and measuring stick, and utilize lock nut to realize the location to the measuring stick height, it is rotatory to satisfy the measuring stick, radial movement's requirement, thereby be convenient for the measuring stick measure the shaft hole distance of a plurality of different positions.
2. The utility model discloses a shaft hole is apart from detection device, through set up the second threaded rod on measuring seat and drive measuring stick, brush roller fine setting removal downwards, can get rid of through the downthehole burr of brush roller counter shaft before the measurement, further guarantees to detect the precision.
3. The utility model discloses a shaft hole is apart from detection device through setting up extension spring between measuring seat and rolling bearing for at the measuring in-process, the measuring stick is automatic to push up the dead axle hole inner wall, further guarantees to detect the precision.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
fig. 4 is a schematic top view of the middle guide rod of the present invention.
Wherein: 1-a workbench, 2-a gearbox shell, 3-a positioning shaft, 4-a first threaded rod, 5-a threaded sleeve, 6-a rotating bearing, 7-a limiting ring, 8-a locking nut, 9-a guide rod, 10-a measuring seat, 11-a second threaded rod, 12-a measuring rod, 13-a brush roller, 14-a scale mark, 15-an extension spring, 16-a rotating disc, 17-a handle and 18-a supporting leg.
Detailed Description
The invention will be further described with reference to specific embodiments shown in the drawings.
Referring to fig. 1-4, the utility model discloses a shaft hole distance detection device for gearbox housing, including workstation 1, be equipped with the location axle 3 with the basic shaft hole looks adaptation of gearbox housing 2 on workstation 1, gearbox housing 2 passes through location axle 3 and the basic shaft hole cooperation location of gearbox housing 2, be equipped with spacing ring 7 in location axle 3 lower part, be used for supporting gearbox housing 2, so that there is the clearance between gearbox housing 2 and workstation 1, hold brush roller 13, be equipped with the first threaded rod 4 that the diameter is less than the diameter of location axle 3 above location axle 3, the first threaded rod 4 of minor diameter, can ensure that gearbox housing 2 inserts location axle 3, it has swivel nut 5 to spin on first threaded rod 4, swivel nut 5 lower part has cup jointed rolling bearing 6, it has lock nut 8 still to spin on the first threaded rod 4 above swivel nut 5, the device is used for pressing a threaded sleeve 5, two guide rods 9 are arranged on the outer wall of a rotating bearing 6, the two guide rods 9 are perpendicular to a first threaded rod 4, a measuring seat 10 is connected on the two guide rods 9 in a sliding manner, a vertically arranged second threaded rod 11 is screwed between the two guide rods 9 on the measuring seat 10, the lower end of the second threaded rod 11 is sequentially and rotatably provided with a measuring rod 12 and a brush roller 13 through a bearing, the measuring rod 12 and the brush roller 13 are sequentially arranged from top to bottom, the measuring rod and the brush roller are driven to move in a fine tuning manner downwards by the arrangement of the second threaded rod on the measuring seat, burrs in shaft holes can be removed through the brush roller before measurement, the detection precision is further ensured, each guide rod 9 is provided with a scale mark 14, the guide rods 9 of the device not only play a role of guiding the sliding of the measuring seat 10, but also play a role of a measuring scale, and an extension spring 15 for connecting the rotating bearing, through set up extension spring between measurement seat and rolling bearing for at the measuring in-process, the measuring stick is automatic to be pushed up shaft hole inner wall, further guarantees to detect the precision.
Specifically, the outer diameter of the rotary bearing 6 is equal to the outer diameter of the positioning shaft 3, and the zero scale line of the scale line 14 is located on the outer wall of the rotary bearing 6, so that the zero scale line of the scale line 14 is aligned with the inner wall of the reference shaft hole of the transmission case 2. Meanwhile, the left side edge of the measuring rod 12 is flush with the left side edge of the measuring seat 10, so that when the left side edge of the measuring seat 10 is aligned with the scale marks 14, the left side edge of the measuring rod 12 is aligned with the scale marks 14 at the same time, reading is convenient to measure, the diameter of the brush roller 13 is larger than that of the measuring rod 12, and when the brush roller 13 moves downwards to remove burrs, the measuring rod 12 is not in contact interference with the inner wall of the shaft hole.
Preferably, a rotating disk 16 is further provided at the upper end of the second threaded rod 11 to facilitate rotation of the second threaded rod 11.
Preferably, a handle 17 is further provided at one side of the measuring base 10 to facilitate the movement and rotation of the measuring base 10.
Preferably, still be equipped with a plurality of supporting legs 18 below workstation 1, improve workstation 1's stability, the technical staff of being convenient for operates.
When the device for detecting the distance between the shaft hole of the gearbox shell is used, the locking nut 8 and the threaded sleeve 5 are loosened to be separated from the first threaded rod 4; then inserting and positioning the gearbox shell 2 and the positioning shaft 3 through a reference shaft hole, then screwing the threaded sleeve 5 on the first threaded rod 4 until the brush roller 13 is close to the surface of the gearbox shell 2, keeping the threaded sleeve 5 still, screwing the locking nut 8 on the first threaded rod 4, enabling the locking nut 8 to be attached to the threaded sleeve 5, and locking the threaded sleeve 5 on the first threaded rod 4; then, the guide rod 9 is rotated, the measuring seat 10 is pulled to enable the brush roller 13 to be aligned with the shaft hole to be detected, the rotating disc 16 is rotated to drive the brush roller 13 to move downwards to be inserted into the shaft hole to be detected, the tension of the measuring seat 10 is loosened at the moment, the brush roller 13 is enabled to be attached to the inner wall of the shaft hole to be detected, the rotating disc 16 is continuously rotated to drive the brush roller 13 to move downwards to remove burrs on the inner wall of the shaft hole to be detected, the rotating disc 16 is continuously rotated until the brush roller 13 is separated from the shaft hole to be detected, at the moment, the measuring rod 12 is attached to the inner wall of the shaft hole to be detected under the elastic force action of the tension spring 15, the reading of the scale mark 14 corresponding to the. Meanwhile, the shaft hole distance of the shaft holes at different positions can be measured by rotating the guide bar 9. The utility model discloses a shaft hole is apart from detection device, through set up location axle grafting location gearbox casing on the workstation, can effectively fix a position gearbox casing, prevent that it from rocking, the beat, when being convenient for measure, make the detection precision can guarantee, and through setting up first threaded rod in the location is epaxial, the swivel nut, rolling bearing, guide arm erection measurement seat and measuring stick, and utilize lock nut to realize the location to the measuring stick height, it is rotatory to satisfy the measuring stick, radial movement's requirement, thereby be convenient for the measuring stick measure the shaft hole distance of a plurality of different positions.
The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.
Claims (6)
1. The utility model provides a shaft hole distance detection device for transmission housing, includes workstation (1), its characterized in that, workstation (1) on be equipped with location axle (3) of the basic shaft hole looks adaptation of transmission housing (2), location axle (3) top be equipped with diameter and be less than first threaded rod (4) of the diameter of location axle (3), first threaded rod (4) on the spiro union have swivel nut (5), swivel nut (5) lower part cup jointed rolling bearing (6), location axle (3) lower part be equipped with spacing ring (7), first threaded rod (4) of swivel nut (5) top still have the lock nut (8) of having revolved soon on, rolling bearing (6) outer wall be equipped with two guide arms (9), two guide arm (9) on sliding connection have a measurement seat (10), measurement seat (10) on lie in and revolve and have connect vertically arranged second threaded rod (11) between two guide arms (9), the lower end of the second threaded rod (11) is sequentially and rotatably provided with a measuring rod (12) and a brush roller (13) through a bearing, each guide rod (9) is provided with scale marks (14), and an extension spring (15) for connecting the rotating bearing (6) with the measuring seat (10) is arranged between the two guide rods (9).
2. A shaft-hole distance detecting device for a transmission housing according to claim 1, wherein an outer diameter of the rotary bearing (6) is equal to an outer diameter of the positioning shaft (3), and the zero graduation mark of the graduation marks (14) is located on an outer wall of the rotary bearing (6).
3. The shaft hole distance detecting device for the transmission housing according to claim 2, wherein a left side edge of the measuring lever (12) is flush with a left side edge of the measuring seat (10), and the brush roller (13) has a diameter larger than that of the measuring lever (12).
4. A shaft-hole distance detecting device for a transmission housing according to claim 1, wherein the upper end of the second threaded rod (11) is further provided with a rotating disc (16).
5. The shaft hole distance detecting device for the transmission housing as claimed in any one of claims 1 to 4, wherein a handle (17) is further provided on one side of the measuring seat (10).
6. The shaft hole distance detecting device for the transmission housing as claimed in claim 5, wherein a plurality of support legs (18) are further provided below said table (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921613696.XU CN210346562U (en) | 2019-09-26 | 2019-09-26 | Shaft hole distance detection device for gearbox shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921613696.XU CN210346562U (en) | 2019-09-26 | 2019-09-26 | Shaft hole distance detection device for gearbox shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210346562U true CN210346562U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921613696.XU Active CN210346562U (en) | 2019-09-26 | 2019-09-26 | Shaft hole distance detection device for gearbox shell |
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| CN (1) | CN210346562U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117928336A (en) * | 2024-03-21 | 2024-04-26 | 山东天鼎舟工业科技有限公司 | Hole position error detection device for casing casting of automobile gearbox |
-
2019
- 2019-09-26 CN CN201921613696.XU patent/CN210346562U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117928336A (en) * | 2024-03-21 | 2024-04-26 | 山东天鼎舟工业科技有限公司 | Hole position error detection device for casing casting of automobile gearbox |
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