CN210892975U - Quick detection device of valve tappet hole bottom surface straightness that hangs down - Google Patents
Quick detection device of valve tappet hole bottom surface straightness that hangs down Download PDFInfo
- Publication number
- CN210892975U CN210892975U CN202020018316.4U CN202020018316U CN210892975U CN 210892975 U CN210892975 U CN 210892975U CN 202020018316 U CN202020018316 U CN 202020018316U CN 210892975 U CN210892975 U CN 210892975U
- Authority
- CN
- China
- Prior art keywords
- mandrel
- fixed support
- verticality
- valve tappet
- inner hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a straightness's short-term test device hangs down in valve tappet hole bottom surface relates to valve tappet check out test set technical field, and mainly used solves current detection device check out time long, leads to the problem that production efficiency is low. The main structure is as follows: the device comprises an installation base, wherein a fixed support is arranged on the installation base, a mandrel is arranged on one side of the fixed support, the mandrel is of a tubular structure, and one end of the mandrel is connected with the fixed support; the mandrel is internally provided with a detection probe which extends in the same direction and is close to the inner wall of the mandrel, and the other side of the fixed support is provided with a dial indicator connected with the detection probe. The utility model provides a pair of valve tappet hole bottom surface straightness's short-term test device hangs down, and it can the short-term test valve tappet hole bottom surface straightness that hangs down, realizes the on-the-spot valve tappet of mill's straightness's that hangs down batch short-term test, and then improves production efficiency.
Description
Technical Field
The utility model relates to a valve tappet check out test set technical field especially relates to a straightness's short-term test device hangs down in valve tappet hole bottom surface.
Background
Valve lifters are one of the important parts in internal combustion engines, and are generally cup-shaped in structure. At present, after the valve tappet is produced, the valve tappet needs to be detected according to all sizes of the valve tappet, and a mold is continuously debugged according to a detection result so as to ensure that the size of a product meets the requirements of a drawing. In particular, the perpendicularity between the inner wall of the inner hole of the valve tappet and the bottom surface of the inner hole is directly related to the quality of the valve tappet and the work of the internal combustion engine.
The perpendicularity between the inner wall of the inner hole and the bottom surface of the inner hole of the existing valve tappet can be detected only by a three-coordinate detector and other high-precision equipment. The valve tappet verticality detection is carried out by adopting a three-coordinate detector, the valve tappet needs to be placed on a workbench of the three-coordinate detector, and the verticality detection is carried out after the position of the valve tappet axis is corrected.
However, the three-coordinate detecting instrument needs about 30 minutes for detecting one valve tappet, the detection time is long, the batch rapid detection of the perpendicularity of the valve tappet on the factory site cannot be realized, and the production efficiency is low.
Therefore, a novel device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve tappet, which can solve the defects, is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a straightness's short-term test device hangs down in valve tappet hole bottom surface, its ability short-term test valve tappet hole bottom surface hangs down straightness, realizes the on-the-spot valve tappet of mill straightness's quick detection in batches, and then improves production efficiency.
In order to achieve the purpose, the utility model provides a quick detection device for detecting the verticality of the bottom surface of an inner hole of a valve tappet, which comprises an installation base, wherein the upper surface of the installation base is provided with a fixed support, one side of the fixed support is provided with a horizontally arranged mandrel, the mandrel is of a tubular structure, and one end of the mandrel is rotatably connected with the fixed support; the inside testing probe who extends rather than the syntropy and be close to the dabber inner wall setting that is equipped with of dabber, fixing support's opposite side is equipped with the level and passes fixing support and the percentage table of being connected with testing probe.
As a further improvement of the present invention, the fixing support is provided with a mounting assembly for the rotary mounting core shaft.
As a further improvement of the utility model, the installation component includes the precision bearing with dabber outer wall sliding contact, the precision bearing outside is equipped with and is used for its fixed mounting the bearing housing on fixing support.
As a further improvement of the utility model, the bearing sleeve is annular, and the inside edge thereof is provided with a step clamping strip for press fitting of the precision bearing.
As a further improvement, the outer wall of the mandrel is provided with a convex strip for press mounting the bearing sleeve.
As a further improvement of the present invention, the bearing housing is connected to the fixing support through a connecting bolt horizontally passing through the fixing support.
As a further improvement of the utility model, the fixing support is provided with a horizontal bolt mounting hole.
As a further improvement of the utility model, the dial indicator is connected with fixing support through the vertical connecting bolt that passes fixing support.
As a further improvement of the utility model, the fixing support is provided with a vertical bolt mounting hole.
As a further improvement of the utility model, the side wall of the mandrel far away from one side of the fixed support is provided with a strip-shaped notch extending along the same direction.
Advantageous effects
Compared with the prior art, the utility model discloses a straightness's short-term test device hangs down in valve tappet hole bottom surface's advantage does:
1. the utility model discloses in, one side of fixing support is equipped with the dabber that the level set up, and the dabber is tubular structure and one end and is connected with the fixing support rotary type. The mandrel is internally provided with a detection probe which extends in the same direction and is close to the inner wall of the mandrel, and the other side of the fixed support is provided with a dial indicator which horizontally penetrates through the fixed support and is connected with the detection probe. The valve tappet is sleeved on the outer wall of the mandrel by taking the inner hole of the valve tappet as a reference, the bottom of the inner hole of the valve tappet is attached to the end face of the mandrel, and the detection probe of the dial indicator is in contact with the inner hole of the valve tappet at the moment. And slowly rotating the valve tappet for a circle, reading from a dial indicator, and determining the difference between the maximum value and the minimum value as the verticality between the inner hole and the bottom end of the valve tappet. Through this detection device, the staff can short-term test valve tappet hole and the straightness that hangs down of bottom surface, realizes the on-spot valve tappet of mill straightness's quick detection in batches, and then improves production efficiency.
2. The mounting assembly comprises a precision bearing in sliding contact with the outer wall of the mandrel, and a bearing sleeve for fixedly mounting the precision bearing on the fixed support is arranged on the outer side of the precision bearing. Through the sliding fit of the precision bearing and the outer wall of the mandrel, the assembled mandrel can rotate stably and flexibly, and the verticality of the inner hole and the bottom surface of the valve tappet can be conveniently detected.
3. The bearing sleeve is annular, and the inner edge of the bearing sleeve is provided with a step clamping strip for press mounting of the precision bearing. The setting of step card strip can be stable pressure equipment precision bearing, avoids precision bearing to appear becoming flexible, influences the testing result.
4. And the outer wall of the mandrel is provided with a raised line for press-fitting the bearing sleeve. The convex strip is used for press-fitting the bearing sleeve, and meanwhile, the stability of the mandrel in the rotating process is also ensured. When the operator manually twists the valve lifter, a swinging force is easily applied to the spindle due to the manual force application. The convex strips are arranged, so that the core shaft is prevented from shaking in the valve tappet detection process, and the accuracy of a detection result is ensured.
The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a top view of the present invention;
fig. 2 is a sectional view taken along line a-a of fig. 1.
Wherein: 1-installing a base; 2-fixing a support; 3-dial indicator; 31-a detection probe; 4-bearing sleeve; 41-step clamping strip; 5-precision bearings; 6-mandrel; 61-convex strips; 7-connecting bolts; 8-valve tappet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention
Embodiments of the present invention will now be described with reference to the accompanying drawings.
Examples
The utility model discloses a concrete implementation mode is shown in fig. 1-2, a straightness's quick detection device hangs down in valve tappet hole bottom surface, including installation base 1, installation base 1 upper surface is equipped with fixing support 2. In this embodiment, the mounting base 1 and the fixing support 2 are both plate-shaped structures, and the fixing support 2 is vertically disposed on the upper plate surface of the mounting base 1.
Wherein, one side of the fixed support 2 is provided with a mandrel 6 which is horizontally arranged. The mandrel 6 is of a tubular structure, and one end of the mandrel is rotatably connected with the fixed support 2. The detection probe 31 which extends in the same direction as the mandrel 6 and is arranged close to the inner wall of the mandrel 6 is arranged in the mandrel 6. And the other side of the fixed support 2 is provided with a dial indicator 3 which horizontally penetrates through the fixed support 2 and the detection end of which is connected with the detection probe 31. The dial indicator 3 is arranged with the surface facing upwards, so that the workers can read the dial indicator in real time conveniently.
When detecting the use, the staff uses 8 holes of valve tappet as the benchmark, cup joints 8 valve tappet on 6 outer walls of dabber, and 8 hole bottoms of valve tappet are laminated with 6 terminal surfaces of dabber. The detection probe 31 of the dial indicator 3 is in contact with the inner hole of the valve lifter 8 at the moment. Slowly rotating the valve tappet for 8 circles, reading from the dial indicator 3, and determining the difference between the maximum value and the minimum value as the verticality between the inner hole and the bottom end of the valve tappet 8. Through this detection device, the staff can short-term test the straightness that hangs down of 8 holes of valve tappet and bottom surface, realizes the on-spot valve tappet 8 straightness's of hanging down of mill batch short-term test, and then improves production efficiency.
Further, in the attachment of the mandrel 6, the fixing mount 2 is provided with an attachment member for rotatably attaching the mandrel 6. The mounting assembly includes a precision bearing 5 in sliding contact with the outer wall of a spindle 6. The precision bearing 5 is provided with a bearing sleeve 4 outside for fixedly mounting the precision bearing on the fixed support 2. Through the sliding fit of the precision bearing 5 and the outer wall of the mandrel 6, the assembled mandrel 6 can rotate stably and flexibly, and the verticality of the inner hole and the bottom surface of the valve tappet 8 can be detected conveniently.
In this embodiment, the bearing sleeve 4 is annular, and the inner edge thereof is provided with a step clamping strip 41 for press-fitting the precision bearing 5. The step clamping strip 41 is arranged to stably press the precision bearing 5, so that the precision bearing 5 is prevented from loosening and affecting a detection result.
Meanwhile, the outer wall of the mandrel 6 is provided with a convex strip 61 for press-fitting the bearing sleeve 4. The rib 61 is provided for press-fitting the bearing sleeve 4, and also for ensuring the stability of the spindle 6 during rotation. When the operator manually twists the valve lifter 8, a swinging force is easily applied to the spindle 6 due to the manual force application. Having had the existence of sand grip 61, just can avoiding dabber 6 to appear rocking in 8 testing processes of valve tappet, and then guarantee the accuracy of testing result.
In addition, the bearing housing 4 is connected to the stationary support 2 by a connecting bolt 7 horizontally penetrating the stationary support 2. The bearing sleeve 4 is connected and installed by horizontally arranging the connecting bolt 7, so that the connection stability of the fixed support 2 and the bearing sleeve 4 is ensured. Meanwhile, the worker can detach/mount the bearing sleeve 7 by rapidly detaching/mounting the connecting bolt 7, so that the maintenance work of the worker is facilitated. In addition, in order to install the connecting bolt 7 horizontally penetrating through the fixing support 2, the fixing support 2 in this embodiment is further provided with a horizontal bolt installation hole in advance.
Similarly, the dial indicator 3 is connected to the fixing support 2 by a connecting bolt 7 vertically penetrating through the fixing support 2. Connect installation percentage table 3 through vertical connecting bolt 7 that sets up, guaranteed that fixing support 2 is connected with percentage table 3 stable and the stability of percentage table 3 installation itself. Meanwhile, the dial indicator 3 can be disassembled/assembled by the worker in a mode of rapidly disassembling/assembling the connecting bolt 7, so that the overhaul work of the worker is facilitated. In addition, in order to install the connecting bolt 7 vertically penetrating through the fixing support 2 and the dial indicator horizontally penetrating through the fixing support 2, the fixing support 2 in the embodiment is provided with a vertical bolt mounting hole and a dial indicator mounting hole, and the vertical bolt mounting hole and the dial indicator mounting hole are vertically communicated by 90 degrees.
It should be noted that:
the side wall of the mandrel 6 far away from one side of the fixed support 2 is provided with a strip-shaped notch extending in the same direction with the side wall. In this embodiment, the length of the strip-shaped notch is slightly longer than the depth of the inner hole of the valve lifter 8.
The present invention has been described above with reference to the preferred embodiments, but the present invention is not limited to the above-disclosed embodiments, and various modifications, equivalent combinations, which are made according to the essence of the present invention, should be covered.
Claims (10)
1. A quick detection device for verticality of the bottom surface of an inner hole of a valve tappet comprises an installation base (1) and is characterized in that a fixed support (2) is arranged on the upper surface of the installation base (1), a mandrel (6) horizontally arranged is arranged on one side of the fixed support (2), the mandrel (6) is of a tubular structure, and one end of the mandrel is rotatably connected with the fixed support (2); dabber (6) inside is equipped with rather than syntropy extension and is close to detecting probe (31) that dabber (6) inner wall set up, the opposite side of fixing support (2) is equipped with level and passes fixing support (2) and percentage table (3) be connected with detecting probe (31).
2. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 1, wherein the fixed support (2) is provided with a mounting assembly for rotatably mounting the mandrel (6).
3. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 2, wherein the mounting assembly comprises a precision bearing (5) in sliding contact with the outer wall of the mandrel (6), and a bearing sleeve (4) for fixedly mounting the precision bearing on the fixed support (2) is arranged on the outer side of the precision bearing (5).
4. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 3, wherein the bearing sleeve (4) is annular, and a step clamping strip (41) for press-fitting the precision bearing (5) is arranged on the inner edge of the bearing sleeve.
5. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 3 or 4, wherein the outer wall of the mandrel (6) is provided with a convex strip (61) for press-fitting the bearing sleeve (4).
6. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 3, wherein the bearing sleeve (4) is connected with the fixed support (2) through a connecting bolt (7) horizontally penetrating through the fixed support (2).
7. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 6, wherein the fixed support (2) is provided with a horizontal bolt mounting hole.
8. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 1, is characterized in that the dial indicator (3) is connected with the fixed support (2) through a connecting bolt (7) which vertically penetrates through the fixed support (2).
9. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 8, wherein the fixed support (2) is provided with a vertical bolt mounting hole.
10. The device for rapidly detecting the verticality of the bottom surface of the inner hole of the valve lifter according to claim 1, characterized in that a strip-shaped notch extending in the same direction as the side wall of the mandrel (6) far away from the fixed support (2) is arranged on the side wall of the mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020018316.4U CN210892975U (en) | 2020-01-06 | 2020-01-06 | Quick detection device of valve tappet hole bottom surface straightness that hangs down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020018316.4U CN210892975U (en) | 2020-01-06 | 2020-01-06 | Quick detection device of valve tappet hole bottom surface straightness that hangs down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210892975U true CN210892975U (en) | 2020-06-30 |
Family
ID=71323423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020018316.4U Active CN210892975U (en) | 2020-01-06 | 2020-01-06 | Quick detection device of valve tappet hole bottom surface straightness that hangs down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210892975U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114646287A (en) * | 2020-12-18 | 2022-06-21 | 湖南特力液压有限公司 | Tool and method for quickly detecting perpendicularity of inner hole of earring and cylinder barrel |
-
2020
- 2020-01-06 CN CN202020018316.4U patent/CN210892975U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114646287A (en) * | 2020-12-18 | 2022-06-21 | 湖南特力液压有限公司 | Tool and method for quickly detecting perpendicularity of inner hole of earring and cylinder barrel |
| CN114646287B (en) * | 2020-12-18 | 2024-03-01 | 湖南特力液压有限公司 | Quick detection tool and detection method for verticality of inner hole of earring and cylinder barrel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102853730B (en) | Automobile engine hood hinge inspection tool | |
| CN201138187Y (en) | Two end hole position accuracy checker for motor shell cover | |
| CN210892975U (en) | Quick detection device of valve tappet hole bottom surface straightness that hangs down | |
| CN114505673A (en) | Air compressor main engine exhaust end screw rod gap adjusting process | |
| CN210165868U (en) | Contrast gauge for detecting distance between inner hole clamp spring groove and outer end face of bevel gear | |
| CN212779075U (en) | Piston ring flatness gauge | |
| CN220481641U (en) | Leveling workbench | |
| CN211042049U (en) | Utensil is examined to accurate measurement slot position | |
| CN210374947U (en) | Miniature motor school bent frock of axle | |
| CN213875312U (en) | Sclerometer of accurate location rotates head | |
| CN204788202U (en) | Utensil is examined to stator inner curve profile | |
| CN110411388B (en) | Flywheel casing jumping inspection tool | |
| CN111426259A (en) | Detection device and method for medium-large-aperture parts | |
| CN112577398A (en) | Verticality measuring device and measuring method thereof | |
| CN205733302U (en) | A kind of straight bevel gear accuracy of form and position cubing | |
| CN219798207U (en) | Revolving body flatness detection mechanism | |
| CN110553566A (en) | method and device for measuring small assembly height of tapered roller bearing | |
| CN221037167U (en) | Quick gauge for circumferential position degree of crankshaft steady pin | |
| CN217520471U (en) | Crankshaft roundness measuring clamp | |
| CN213812090U (en) | Depth measuring device with steel ball in hole | |
| CN220818776U (en) | Fixed dial indicator base | |
| CN216283114U (en) | Plunger bushing oil drainage hole detection device | |
| CN220437327U (en) | Coaxiality detection device for valve seat hole and guide pipe hole of cylinder cover | |
| CN219347604U (en) | Utensil is assisted in calibration of internal diameter table | |
| CN219495094U (en) | Portable casing concentricity detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |