CN217058619U - Gauge for measuring diameter of crankshaft - Google Patents
Gauge for measuring diameter of crankshaft Download PDFInfo
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- CN217058619U CN217058619U CN202220550789.8U CN202220550789U CN217058619U CN 217058619 U CN217058619 U CN 217058619U CN 202220550789 U CN202220550789 U CN 202220550789U CN 217058619 U CN217058619 U CN 217058619U
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Abstract
The utility model discloses a measure examining of bent axle diameter utensil measures examining of bent axle diameter and includes: a base, on which an avoidance groove is formed; the measuring structure comprises a mounting seat, a measuring rod, a movable measuring head and a fixed measuring head, wherein the mounting seat and the fixed measuring head are both arranged at the avoidance groove, the mounting seat and the fixed measuring head are oppositely arranged to form a measuring space for placing a crankshaft, the movable measuring head is arranged at one end of the measuring rod, and the measuring rod is slidably arranged on the mounting seat so as to enable the movable measuring head to be close to or far away from the fixed measuring head; the digital display structure, the digital display structure includes the digital display table, and the digital display table movably installs the one end that deviates from fixed gauge head at the mount pad, has the digital display measuring staff on the digital display table, deviates from the one end butt of fixed gauge head on digital display measuring staff and the measuring staff. Use the utility model discloses a measuring crankshaft diameter examine utensil and measure, measurement process easy operation is and measuring time is shorter, has promoted measurement of efficiency, and convenient part measurement in batches.
Description
Technical Field
The utility model relates to an automobile parts technical field, in particular to measure crankshaft diameter examine utensil.
Background
After the crankshaft is machined, the diameter data needs to be measured to determine whether the standard is met. In current factories, the measurement of the crankshaft diameter is generally carried out by using a CMM (coordinate measuring machine), which has high accuracy, but has the following defects:
firstly, the CMM measurement efficiency is not high, the measurement time consumption is long, and about 30 minutes of one-time measurement cannot be performed, and it is not easy to quickly adjust the workpiece processing, and it cannot meet the requirement of mass measurement. Secondly, the operation of the CMM is complex, the requirement on the skill level of the operator is high, the operator needs to have certain corresponding qualifications, and the training takes a long time and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a measure examining utensil of bent axle diameter aims at solving the lower problem of efficiency of prior art measurement bent axle diameter data.
In order to achieve the above object, the utility model provides a measure examining utensil of bent axle diameter, measure examining utensil of bent axle diameter includes:
the device comprises a base, a first fixing piece and a second fixing piece, wherein an avoidance groove is formed in the base;
the measuring structure comprises a mounting seat, a measuring rod, a movable measuring head and a fixed measuring head, wherein the mounting seat and the fixed measuring head are both arranged at the avoidance groove, the mounting seat and the fixed measuring head are oppositely arranged and form a measuring space for placing the crankshaft, the movable measuring head is mounted at one end of the measuring rod, and the measuring rod is slidably arranged on the mounting seat so as to enable the movable measuring head to be close to or far away from the fixed measuring head;
the digital display structure, the digital display structure includes the digital display table, the digital display table movably installs the mount pad is in a back of the body from the one end of fixed gauge head, the digital display measuring staff has on the digital display table, the digital display measuring staff with deviate from on the measuring staff the one end butt of fixed gauge head.
Optionally, the measurement structure further includes a positioning probe, the positioning probe is disposed at the avoiding groove, the positioning probe is located between the fixed probe and the movable probe, and the measurement space is defined by the positioning probe, the movable probe and the fixed probe.
Optionally, the measuring structure further includes a limiting member, a sliding groove for the measuring rod to slide is formed in the mounting base, and the limiting member penetrates through the sliding groove and is used for abutting against the measuring rod.
Optionally, the limiting member is a limiting pin, the measuring rod is provided with a limiting groove, the limiting groove is arranged along the axial extending direction of the measuring rod, the limiting pin penetrates through the sliding groove and extends into the limiting groove, and the limiting groove has a sliding space for the limiting pin to slide.
Optionally, the digital display meter is detachably connected with the mounting seat.
Optionally, the digital display structure further comprises a protective shell, the protective shell is sleeved outside the digital display meter, an observation window is arranged on the protective shell, and the observation window is arranged corresponding to the digital display meter.
Optionally, the digital display structure further comprises a handle, and the handle is detachably connected with the protective shell.
Optionally, the gauge for measuring the diameter of the crankshaft further includes a calibration structure, the calibration structure includes a first calibration part and a second calibration part which are arranged oppositely, and a calibration space into which the movable probe extends is formed between the first calibration part and the second calibration part.
Optionally, the movable measuring head and the measuring rod are integrally formed.
Optionally, the gauge for measuring the diameter of the crankshaft further comprises a handle, and the handle is arranged on one side of the base, which is far away from the avoidance groove; the handle comprises a holding part and a bending part, the holding part is in smooth transition connection with the base through the bending part, and a holding space is formed between the holding part and the base.
Use the utility model discloses an in-process of measuring bent axle diameter examine utensil measurement crankshaft, earlier with the bent axle side limit measuring space that awaits measuring, tight fixed gauge head is supported on bent axle one side, later remove the measuring stick for the removal gauge head of measuring stick tip is close to and supports tight bent axle, because the measuring stick takes place to remove, the removal also can take place for the digital display measuring stick on the digital display table, and the demonstration numerical value on the digital display table changes, and this demonstration numerical value is the diameter data of bent axle surveyed this moment promptly. The utility model discloses an utensil of examining of measurement bent axle diameter adopts the lightweight design, can directly carry out measurement work by the bent axle production line to measure the required time shorter, promoted measurement of efficiency, make things convenient for the part measurement in batches. In addition, the operation required in the measuring process is very simple, the requirement on the skill level of an operator is low, the operator does not need to be trained by spending additional time, and the labor cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 the structures shown in the drawings without creative efforts.
Fig. 1 is an assembly schematic view of a checking fixture for measuring a crankshaft diameter according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a digital display structure of a gauge for measuring a crankshaft diameter according to an embodiment of the present invention;
fig. 3 is the utility model discloses a measure crankshaft diameter's utensil of examining in the structural sketch of calibration structure.
The reference numbers illustrate:
| 1 | |
31 | |
| 11 | Dodging groove | 32 | Digital display measuring rod |
| 21 | |
33 | |
| 211 | |
331 | |
| 22 | |
34 | Handle (CN) |
| 221 | |
41 | |
| 23 | Mobile measuring |
42 | |
| 24 | Fixed measuring |
43 | Bending |
| 25 | |
51 | |
| 26 | |
52 | Second calibration piece |
| 27 | Position limiting piece |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a measure utensil of examining of bent axle diameter.
As shown in figures 1 to 3, the utility model discloses a measure crankshaft diameter's utensil of examining includes base 1, measurement structure and digital display structure. Wherein, an avoidance groove 11 is formed on the base 1. The measuring structure comprises an installation seat 21, a measuring rod 22, a movable measuring head 23 and a fixed measuring head 24, wherein the installation seat 21 and the fixed measuring head 24 are arranged at the position of an avoiding groove 11, the installation seat 21 and the fixed measuring head 24 are arranged oppositely to form a measuring space 26 for placing a crankshaft, the movable measuring head 23 is installed at one end of the measuring rod 22, and the measuring rod 22 is arranged on the installation seat 21 in a sliding mode so that the movable measuring head 23 is close to or far away from the fixed measuring head 24. The digital display structure includes digital display table 31, and digital display table 31 movably installs the one end that deviates from fixed gauge head 24 at mount pad 21, has digital display measuring stick 32 on the digital display table 31, deviates from the one end butt of fixed gauge head 24 on digital display measuring stick 32 and the measuring stick 22.
The utility model discloses a measuring crankshaft diameter examine utensil mainly used detects crankshaft diameter data, in the use, the bent axle that will await measuring is put into measurement space 26, and the bent axle leans on to support tight fixed gauge head 24, later remove measuring stick 22, make the removal gauge head 23 of measuring stick 22 tip be close to and support tight bent axle, because measuring stick 22 rebound, digital display measuring stick 32 on the digital display table 31 also can rebound, the last demonstration numerical value that shows of digital display table 31 changes, this demonstration numerical value is the diameter data of the bent axle of surveying this moment. The utility model discloses a measuring crankshaft diameter's examine utensil adopts the lightweight design, can directly carry out measuring work by the crankshaft production line, measures a bent axle and only needs 2 minutes, compares with CMM needs 30 minutes measuring time, greatly reduced measuring time, promoted measurement of efficiency, convenient batch part is measured. In addition, the operation required in the measuring process is very simple, the requirement on the skill level of an operator is low, the operator does not need to be trained by spending additional time, and the labor cost is reduced.
In an embodiment, the measurement structure further includes a positioning probe 25, the positioning probe 25 is disposed at the avoiding groove 11, the positioning probe 25 is located between the fixed probe 24 and the movable probe 23, and a measurement space 26 is defined between the positioning probe 25, the movable probe 23 and the fixed probe 24.
As shown in fig. 1, a positioning measuring head 25 is further disposed on the left side of the movable measuring head 23 and the fixed measuring head 24, and in the use process of the gauge for measuring the diameter of the crankshaft in this embodiment, the crankshaft to be measured is placed in the measuring space 26, one end of the crankshaft abuts against the positioning measuring head 25, and then the measuring rod 22 is moved so that the movable measuring head 23 and the fixed measuring head 24 both abut against the crankshaft, and the data of the diameter of the crankshaft is obtained. It can be understood that the diameters of different sections of the same crankshaft are different, so that the lengths of the crankshaft extending into the measuring space 26 are different, the measured data will change accordingly, and the positioning measuring head 25 can make the measured crankshaft extend into a fixed position, which is a preset maximum diameter position of the crankshaft, and the measured crankshaft diameter data is the crankshaft maximum diameter data.
In an embodiment, the measuring structure further includes a limiting member 27, a sliding slot 211 for the measuring rod 22 to slide is formed in the mounting base 21, and the limiting member 27 passes through the sliding slot 211 and is configured to abut against the measuring rod 22. Locating part 27 stretches into in the spout 211, and when locating part 27 and measuring stick 22 butt, can restrict measuring stick 22 and continue to remove along spout 211 to make measuring stick 22 only remove in fixed measuring range, avoided because measuring stick 22 moving range is too big, in the measurement process, it leads to removing the impaired condition of measuring head 23 to take place to contact and collide between removal measuring head 23 and the mount pad 21, improved the stability in use of the utensil of examining of measuring the crankshaft diameter of this embodiment.
Specifically, the limiting member 27 is a limiting pin, the measuring rod 22 is provided with a limiting groove 221, the limiting groove 221 is arranged along the axial extending direction of the measuring rod 22, the limiting pin passes through the sliding groove 211 and extends into the limiting groove 221, and the limiting groove 221 has a sliding space for the limiting pin to slide.
As shown in fig. 1, in the present embodiment, the limiting member 27 is a limiting pin, the limiting pin extends into the sliding groove 211 and the limiting groove 221 on the measuring rod 22 from left to right, the limiting groove 221 is arranged along the length direction of the measuring rod 22, and the size of the sliding space formed between the left and right side groove walls of the limiting groove 221 is larger than that of the limiting pin, so that the limiting pin can slide in the sliding space, and the sliding space determines the range in which the measuring rod 22 can slide. The design of the limit pin and the limit groove 221 is simple in structure and reliable in performance, and the use stability of the checking fixture for measuring the diameter of the crankshaft in the embodiment is further guaranteed.
In one embodiment, the digital display meter 31 is detachably connected to the mounting base 21. In the embodiment, when the diameter of the crankshaft is to be detected, the digital display meter 31 is mounted on the mounting base 21, the digital display meter 31 is detached after the detection is finished, and the digital display meter 31 can be checked after each detachment, so that errors of a test result caused by faults of the digital display meter 31 can be prevented. And the digital display measuring rod 32 of the detached digital display meter 31 can be restored to a preset position, so that the influence on the precision caused by the fact that the digital display measuring rod 32 is in a working state for a long time is avoided, and the accuracy of the measuring result of the gauge for measuring the diameter of the crankshaft is ensured.
In an embodiment, the digital display structure further includes a protective shell 33, the protective shell 33 is sleeved outside the digital display meter 31, an observation window 331 is disposed on the protective shell 33, and the observation window 331 is disposed corresponding to the digital display meter 31. As shown in fig. 2, the digital display meter 31 overcoat is equipped with aluminium system protective housing 33, and the design of observation window 331 makes the observation result not influenced on the protective housing 33, and protective housing 33 can prevent that the digital display meter 31 body from receiving the collision and taking place the damage, has prolonged digital display meter 31's life, has reduced later stage maintenance and better required cost.
Further, the digital display structure further comprises a handle 34, and the handle 34 is detachably connected with the protective shell 33. As shown in the figure, the lower end of the protective shell 33 is provided with a detachable handle 34, the digital display meter 31 has a fixed position in advance, the handle 34 is held to take out the digital display meter 31 from the fixed position when measurement is to be performed, and the handle 34 is detached when the digital display meter 31 is to be mounted on the mounting base 21. The handle 34 is convenient for take the digital display meter 31, is not easy to slide off, and improves the safety performance of the checking fixture for measuring the diameter of the crankshaft.
In an embodiment, the gauge for measuring the diameter of the crankshaft further includes a calibration structure, the calibration structure includes a first calibration part 51 and a second calibration part 52 which are oppositely arranged, and a calibration space into which the movable measuring head 23 extends is formed between the first calibration part 51 and the second calibration part 52. In this embodiment, before the crankshaft is measured, the movable probe 23 is measured by the calibration member to obtain the size of the movable probe 23, and the measurement value of the calibration member is input to the digital display table 31 for calibration and zero adjustment. Due to the design of the calibration piece, the accuracy of the measurement result of the gauge for measuring the diameter of the crankshaft is further improved.
In an embodiment, the movable measuring head 23 and the measuring rod 22 are integrally formed, so that the rigidity of the joint between the movable measuring head 23 and the measuring rod 22 is improved, the deformation resistance of the joint between the measuring rod 22 and the movable measuring head 23 is enhanced, the influence on the measurement result caused by the deformation of the joint between the measuring rod 22 and the movable measuring head 23 is avoided, and the measurement result accuracy of the gauge for measuring the crankshaft diameter in the embodiment is further improved.
In one embodiment, the gauge for measuring the diameter of the crankshaft further comprises a handle, wherein the handle is arranged on one side of the base 1, which is far away from the avoidance groove 11; the handle comprises a holding part 41 and a bending part 43, the holding part 41 is connected with the base 1 through the bending part 43 in a smooth transition mode, and a holding space 42 is formed between the holding part 41 and the base 1. The gauge for measuring the diameter of the crankshaft adopts a lightweight design, the design of the handle is convenient for taking the gauge, and the gauge is simple in result and convenient to use.
The above is only the preferred embodiment of the present invention, and is not therefore limiting the patent scope of the present invention, all of which are under the design of the present invention, the equivalent structure transformation made by the contents of the specification and the attached drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a measure utensil of examining of bent axle diameter which characterized in that, measure utensil of examining of bent axle diameter includes:
the device comprises a base, a first fixing piece and a second fixing piece, wherein an avoidance groove is formed in the base;
the measuring structure comprises a mounting seat, a measuring rod, a movable measuring head and a fixed measuring head, wherein the mounting seat and the fixed measuring head are both arranged at the avoidance groove, the mounting seat and the fixed measuring head are oppositely arranged and form a measuring space for placing the crankshaft, the movable measuring head is mounted at one end of the measuring rod, and the measuring rod is slidably arranged on the mounting seat so as to enable the movable measuring head to be close to or far away from the fixed measuring head;
the digital display structure comprises a digital display meter, the digital display meter is movably mounted on the mounting base and is away from one end of the fixed measuring head, a digital display measuring rod is arranged on the digital display meter, and the digital display measuring rod is abutted to one end, deviating from the fixed measuring head, of the measuring rod.
2. The measuring tool for measuring the diameter of the crankshaft according to claim 1, wherein the measuring structure further includes a positioning measuring head, the positioning measuring head is disposed at the avoiding groove, the positioning measuring head is located between the fixed measuring head and the movable measuring head, and the measuring space is defined by the positioning measuring head, the movable measuring head and the fixed measuring head.
3. The measuring tool for measuring the diameter of the crankshaft according to claim 1, wherein the measuring structure further comprises a limiting member, a sliding groove for the measuring rod to slide is formed in the mounting base, and the limiting member passes through the sliding groove and is used for being abutted against the measuring rod.
4. The measuring tool according to claim 3, wherein the limiting member is a limiting pin, the measuring rod is provided with a limiting groove, the limiting groove is arranged along an axial extending direction of the measuring rod, the limiting pin passes through the sliding groove and extends into the limiting groove, and the limiting groove has a sliding space for the limiting pin to slide.
5. The measuring tool for the diameter of the crankshaft according to claim 1, wherein the digital display meter is detachably connected with the mounting base.
6. The gauge for measuring the diameter of the crankshaft according to claim 1, wherein the digital display structure further comprises a protective shell, the protective shell is sleeved outside the digital display meter, an observation window is arranged on the protective shell, and the observation window is arranged corresponding to the digital display meter.
7. The gauge for measuring the diameter of the crankshaft according to claim 6, wherein the digital display structure further comprises a handle, and the handle is detachably connected with the protective shell.
8. The measuring tool for the diameter of the crankshaft according to any one of the claims 1 to 7, further comprising a calibration structure, wherein the calibration structure comprises a first calibration piece and a second calibration piece which are oppositely arranged, and a calibration space into which the moving measuring head extends is formed between the first calibration piece and the second calibration piece.
9. The measuring tool for measuring the diameter of the crankshaft according to any one of claims 1 to 7, wherein the movable measuring head and the measuring rod are integrally formed.
10. The gauge for measuring the diameter of the crankshaft of any one of claims 1 to 7, further comprising a handle disposed on a side of the base away from the avoiding groove; the handle comprises a holding part and a bending part, the holding part is in smooth transition connection with the base through the bending part, and a holding space is formed between the holding part and the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220550789.8U CN217058619U (en) | 2022-03-14 | 2022-03-14 | Gauge for measuring diameter of crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220550789.8U CN217058619U (en) | 2022-03-14 | 2022-03-14 | Gauge for measuring diameter of crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217058619U true CN217058619U (en) | 2022-07-26 |
Family
ID=82489657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220550789.8U Active CN217058619U (en) | 2022-03-14 | 2022-03-14 | Gauge for measuring diameter of crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217058619U (en) |
-
2022
- 2022-03-14 CN CN202220550789.8U patent/CN217058619U/en active Active
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