CN220489896U - Front axle forging gauge - Google Patents
Front axle forging gauge Download PDFInfo
- Publication number
- CN220489896U CN220489896U CN202321982482.6U CN202321982482U CN220489896U CN 220489896 U CN220489896 U CN 220489896U CN 202321982482 U CN202321982482 U CN 202321982482U CN 220489896 U CN220489896 U CN 220489896U
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- positioning
- front axle
- bottom plate
- plate
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- 238000005242 forging Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 36
- 239000010959 steel Substances 0.000 claims abstract description 36
- 238000001514 detection method Methods 0.000 claims description 42
- 238000005452 bending Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a front axle forging gauge which comprises a bottom plate and two positioning mechanisms arranged on the bottom plate, wherein the positioning mechanisms are used for supporting corresponding steel plate spring seats, each positioning mechanism comprises a positioning plate and a mounting seat, the center of any side surface of each positioning plate is hinged to the mounting seat, each mounting seat is provided with a limiting mechanism used for limiting the corresponding rotation angle of each positioning plate.
Description
Technical Field
The utility model relates to the technical field of front axle forging of automobiles, in particular to a front axle forging gauge.
Background
In addition to the technical requirements of a general front axle, the front axle forging is formed by near-net forming of a certain full-flow line, the steel plate spring seat is of a full-flow line structure, the upper plane and the lower plane of the steel plate spring seat are not allowed to be machined, the upper plane of the steel plate spring seat needs to meet the technical requirements of the planeness of a single plane and the planeness of two planes (when being used as a plane), and meanwhile, the upper plane of the steel plate spring seat needs to be used as a positioning reference for machining a main pin hole during the mechanical machining of the front axle;
if the traditional gauge is adopted, the problem that the traditional front axle gauge needs to be subjected to one or more times of reference conversion when in use, the reference is inconsistent, the detection result is affected, meanwhile, as the upper plane of the steel plate spring seat is a forging plane, the workpiece shakes a large actual positioning point to possibly change, so that the detection result is inaccurate, and the inspection positioning mode is inconsistent with the machining positioning mode, so that the quality problem is possibly caused in the machining of a main pin hole, and the workpiece is scrapped.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present utility model is directed to a front axle forging inspection tool, which is used for solving the technical problems of inaccurate inspection results caused by inconsistent reference, large workpiece shake and inconsistent positioning mode when the conventional inspection tool is adopted in the prior art.
To achieve the above and other related objects, the present utility model provides a front axle forging inspection tool, comprising:
the bottom plate is also provided with two positioning mechanisms, the positioning mechanisms are in one-to-one correspondence with the steel plate spring seats of the front axle, and the positioning mechanisms are used for supporting the corresponding steel plate spring seats;
the positioning mechanism comprises a positioning plate and an installation seat, wherein the center of any side surface of the positioning plate is hinged to the installation seat, the positioning plate is used for supporting a steel plate spring seat corresponding to the front shaft, the positioning plate can be adaptively adjusted along with the corresponding steel plate spring seat, and the rotation angles of the two positioning plates are mutually perpendicular;
optionally, a bending detection block is further arranged in the middle of the bottom plate, the bending detection block is located between the two positioning mechanisms, and the bending detection block is used for detecting the symmetry degree of the front shaft;
the mounting seat is also provided with a locking mechanism which is used for locking the positioning plates, so that the two positioning plates are in the same plane, and the plane is used as a detection reference plane.
Optionally, the positioning plate can be adjusted adaptively according to the steel plate spring seat of the front axle so as to adapt to the planeness of the upper surface of the steel plate spring seat of the front axle.
And the mounting seat is also provided with a limiting mechanism, the limiting mechanism is positioned above the positioning plate, and the limiting mechanism is used for limiting the corresponding rotation angle of the positioning plate.
Optionally, the locking mechanism is a rotary pin, the rotary pin is inserted in the corresponding installation seat, and the rotary pin is used for rapidly switching between two states of rotation and locking of the positioning plate.
Optionally, the gauge further comprises a centering device, the centering device comprises two clamping mechanisms, the clamping mechanisms are mounted on the bottom plate, the clamping mechanisms correspond to two end parts of the front shaft one by one, and the clamping mechanisms position the front shaft through adjustment of the two end parts of the front shaft.
Optionally, the fixture includes the detection piece, still be equipped with the constant head tank on the detection piece, the constant head tank is used for with corresponding the front axle tip supports.
Optionally, the positioning groove is divided into a detection part and a positioning part, the positioning part is used for being in contact with and abutting against the corresponding front shaft end part, and a measurement gap is formed between the detection part and the corresponding front shaft end part.
Optionally, the two clamping mechanisms are movably arranged on the bottom plate, and a driving device is further arranged on the bottom plate and used for driving the two clamping mechanisms to be close to or far away from each other.
Optionally, the bottom plate is rectangular shape, the both ends of bottom plate still are equipped with the sliding tray respectively, the length direction of sliding tray with the length direction of bottom plate is parallel, fixture slides and sets up in corresponding the sliding tray.
Optionally, scale marks are further arranged at two ends of the bottom plate, the scale marks are arranged along the length direction of the corresponding sliding grooves, and the scale marks are close to the corresponding sliding grooves.
Optionally, limit scales are further arranged on the positioning plate along the width direction of the bottom plate.
As described above, the front axle forging gauge has the following beneficial effects: the positioning plates are kept to be the same plane by the aid of the positioning plates under the locking mechanism, the plane is used as a detection reference plane, locking of the positioning plates by the locking mechanism can be canceled, the positioning plates can rotate around the rotating shafts of the positioning plates, the positioning states are kept consistent with machining, meanwhile, the locking and moving states of the positioning plates can be switched rapidly, reference conversion is not needed during detection, when front-axle cold correction is conducted, qualified pieces can be directly machined on line after detection, repetition correction can be conducted on unqualified pieces, and detection efficiency is greatly improved.
Drawings
FIG. 1 is a schematic diagram of a structure in one embodiment of the utility model;
FIG. 2 is a schematic view showing a structure of a front axle according to an embodiment of the present utility model;
fig. 3 is a schematic view showing the structure of the base plate 1 according to an embodiment of the present utility model;
FIG. 4 is a top view of FIG. 3;
fig. 5 shows a schematic structure of the detection block 4 a.
Description of the part reference numerals
1 bottom plate
2 bending detection block
2a locating plate
2b mounting base
2c hinge block
3d limiting block
3e rotation stop pin
4a detection block
4b detection part
4c positioning part
5 sliding rod
6 double-head screw
7 drive device
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.
Please refer to fig. 1 to 5. It should be noted that, the illustrations provided in the present embodiment merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of each component in actual implementation may be arbitrarily changed, and the layout of the components may be more complex. The structures, proportions, sizes, etc. shown in the drawings attached hereto are for illustration purposes only and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the claims. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.
Referring to fig. 1 to 5, the present utility model provides a front axle forging gauge, which includes:
the bottom plate 1 is also provided with two positioning mechanisms, wherein the positioning mechanisms are in one-to-one correspondence with the steel plate spring seats of the front axle, and the positioning mechanisms are used for supporting the corresponding steel plate spring seats;
the positioning mechanism comprises a positioning plate 2a and an installation seat 2b, wherein the center of any side surface of the positioning plate 2a is hinged to the installation seat 2b, the positioning plate 2a is used for supporting a steel plate spring seat corresponding to the front shaft, the positioning plate 2a can be adaptively adjusted along with the corresponding steel plate spring seat, and the rotation angles of the two positioning plates 2a are mutually perpendicular;
it should be noted that, the steel plate spring seat of the front axle is placed on the corresponding positioning plate 2a, and the positioning plate 2a may be adaptively changed according to the steel plate spring seat of the front axle.
The locating plate 2a is installed on the installation seat 2b through the hinge block 2c, the locating plate 2a rotates along the rotation direction of the hinge block 2c, and meanwhile, the rotation angles of the two locating mechanisms are vertical, so that the adaptability to the planeness of the front axle steel plate spring seat is improved.
And a limiting mechanism is further arranged on the mounting seat 2b and is positioned above the positioning plate 2a, and the limiting mechanism is used for limiting the corresponding rotation angle of the positioning plate 2 a.
The mounting seat 2b is also provided with a locking mechanism, the locking mechanism is used for locking the positioning plates 2a, after the locking, the two positioning plates 2a are in the same plane, and the plane is used as a detection reference plane;
illustratively, a bending detection block 2 is further arranged in the middle of the bottom plate 1, the bending detection block 2 is located between the two positioning mechanisms, and the bending detection block 2 is used for detecting the symmetry degree of the front shaft.
The base plate 1 is further provided with a centering device, the centering device comprises two clamping mechanisms, the clamping mechanisms are installed on the base plate 1 and correspond to the two end parts of the front shaft one by one, and the clamping mechanisms are used for positioning the front shaft by adjusting the two end parts of the front shaft.
Illustratively, the clamping mechanism includes a detection block 4a, and a positioning groove is further provided on the detection block 4a, where the positioning groove is used to abut against the corresponding front axle end.
The positioning groove is a V-shaped groove, and is convenient for guiding the front shaft end part when the positioning groove is close to the corresponding front shaft end part.
Illustratively, the positioning groove is divided into a detecting portion 4b and a positioning portion 4c, the positioning portion 4c is configured to contact with and abut against the corresponding front shaft end portion, and a measurement gap is formed between the detecting portion 4b and the corresponding front shaft end portion.
The two clamping mechanisms are movably arranged on the bottom plate 1, a driving device 7 is further arranged on the bottom plate 1, and the driving device 7 is used for driving the two clamping mechanisms to be close to or far away from each other.
It should be noted that the driving device is a motor or a hydraulic machine.
Illustratively, the bottom plate 1 is in a strip shape, two ends of the bottom plate 1 are respectively provided with a sliding groove, the length direction of the sliding groove is parallel to the length direction of the bottom plate 1, and the detection block 4a is slidably arranged in the corresponding sliding groove.
The sliding groove guides the movement of the detection block 4 a.
Illustratively, scale marks are further arranged at two ends of the bottom plate 1, the scale marks are arranged along the length direction of the corresponding sliding grooves, and the scale marks are close to the corresponding sliding grooves.
It should be noted that the positions of the two side detecting blocks 4a reaching the scale marks may be also observed to determine whether the total length of the front axle is acceptable.
Illustratively, the positioning plate 3a is further provided with limit graduations along the width direction of the base plate 1.
The limit scales arranged on the positioning plate 2a are observed to judge whether the symmetry degree of the side edge of the front axle steel plate spring seat relative to the center of the master pin is qualified or not.
The positioning plate 2a is movably arranged on the mounting seat 2b, and the positioning plate 2a can be adaptively adjusted along with the corresponding steel plate spring seat;
and a locking mechanism is further arranged on the mounting seat 2b and used for locking the positioning plate 2 a.
The locking mechanism is provided with a rotary pin 3e, the rotary pin 3e is inserted in the corresponding mounting seat 2b, and the rotary pin 3e is used for rapidly switching between two states of rotation and locking of the positioning plate 2 a.
It should be noted that, when the rotation stop pin 3e is in place, the positioning plates 2a cannot rotate, two positioning plates 2a form the same plane, and when the rotation stop pin 3e is taken out, the positioning plates 2a can rotate around their own rotation axes.
Illustratively, the mounting base 2b is further provided with a limiting mechanism, and the limiting mechanism is located above the positioning plate 2a and is used for limiting the corresponding rotation angle of the positioning plate 2 a.
The clearance between the limiting mechanism and the corresponding positioning plate 2a can be adaptively adjusted according to the technical requirement of the front axle flatness.
When the device is used, the stop pins 3e are inserted to lock the positioning plates 2a, so that the two positioning plates 2a are in the same plane, the plane is used as a detection reference plane, the front axle is placed on the corresponding positioning plates 2a, the steel plate spring seats of the front axle are in one-to-one correspondence with the positioning plates 2a, and the flatness of the steel plate spring seats of the front axle is detected by using a feeler gauge corresponding to the product requirement;
if the technical requirement is that the flatness of the front axle steel plate spring seat is smaller than 0.8mm, detecting the clearance between the upper plane of the front axle steel plate spring seat and the corresponding positioning plate 2a by adopting a 0.8mm feeler gauge, if the feeler gauge cannot enter, the flatness of the steel plate spring seat is qualified, if the feeler gauge is inserted, the flatness of the steel plate spring seat is unqualified;
and meanwhile, the bottom plate 1 is used as a reference, and the parallelism of the lower plane of the steel plate spring seat of the front axle relative to the upper plane and the flatness of the lower plane can be measured by detecting the height difference of the lower plane of the steel plate spring seat of the front axle by using a meter frame with a dial indicator.
Optionally, after the complaining item is detected to be qualified, the locking mechanism can be canceled to lock the positioning plate 2a, so that the positioning plate 2a can rotate around the rotating shaft of the positioning plate, the positioning of the front shaft is completed through two clamping mechanisms, under the action of the gravity of the front shaft, the positioning plate 2a is automatically adapted to the flatness of the front shaft steel plate spring seat, meanwhile, the positioning part 4c is contacted with the main pin cylinder of the front shaft, the gap between the detecting part 4b and the front shaft main pin cylinder is measured by adopting a wedge-shaped ruler, the difference value is calculated by comparing the gaps at two sides of the same main pin, and the perpendicularity of the main pin and the steel plate spring seat can be calculated.
The limit scales on the positioning plate 2a are observed for judging whether the symmetry degree of the side edge of the front axle steel plate spring seat relative to the center of the main pin is qualified, and the positions of the scale marks, where the two side detection blocks 4a reach, can be observed for judging whether the total length of the front axle is qualified.
The limiting mechanism is exemplified by the limiting block 3d, and the limiting block 3d is used for limiting the rotation angle of the corresponding positioning plate 2 a.
The drive means 7 are, for example, an electric motor or a hydraulic machine.
The detection block 4a is connected with the driving device 7 through a sliding rod 5 and a double-end screw rod 6, the sliding rod 5 is of a hollow structure, the sliding rod 5 is parallel to the double-end screw rod 6, one end of the double-end screw rod 6 is connected with the output end of the motor and coaxially rotates, and the other end of the double-end screw rod 6 is inserted into the sliding rod 5 in a threaded manner.
In summary, the beneficial effects of the utility model are that the positioning plate 2a is utilized to keep the two positioning plates 2a as the same plane under the locking mechanism, and the plane is used as the detection reference plane, the locking mechanism can be canceled to lock the positioning plates, so that the positioning plates can rotate around the rotation axis of the positioning plates, the positioning state is consistent with the processing, meanwhile, the locking state and the moving state of the positioning plates can be rapidly switched, the reference is not required to be converted during the detection, the reference is consistent with the processing reference, the qualified parts can be directly processed on line after the detection is qualified during the cold correction of the front shaft, the unqualified parts can be repeatedly corrected, and the detection efficiency is greatly improved.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model, and it is intended that the appended claims be interpreted as covering all equivalent modifications and variations as fall within the true spirit and scope of the utility model.
Claims (10)
1. The utility model provides a utensil is examined to front axle forging for detect the front axle, its characterized in that includes:
the bottom plate is also provided with two positioning mechanisms, the positioning mechanisms are in one-to-one correspondence with the steel plate spring seats of the front axle, and the positioning mechanisms are used for supporting the corresponding steel plate spring seats;
the positioning mechanism comprises a positioning plate and an installation seat, wherein the positioning plate is hinged to the installation seat and is used for supporting a steel plate spring seat corresponding to the front shaft, the positioning plate can be adaptively adjusted along with the corresponding steel plate spring seat, and the rotation angles of the two positioning plates are mutually perpendicular;
the middle part of the bottom plate is also provided with a bending detection block, the bending detection block is positioned between the two positioning mechanisms, and the bending detection block is used for detecting the symmetry degree of the front shaft;
the mounting seat is also provided with a locking mechanism which is used for locking the positioning plates, so that the two positioning plates are in the same plane, and the plane is used as a detection reference plane.
2. The front axle forging gauge as set forth in claim 1, wherein: and the mounting seat is also provided with a limiting mechanism, the limiting mechanism is positioned above the positioning plate, and the limiting mechanism is used for limiting the corresponding rotation angle of the positioning plate.
3. The front axle forging gauge as set forth in claim 2, wherein: the locking mechanism is provided with a locking pin, the locking pin is inserted into the corresponding mounting seat, and the locking pin is used for rapidly switching between two states of rotation and locking of the positioning plate.
4. A front axle forging gauge as set forth in claim 3, wherein: the detection tool further comprises a centering device, the centering device comprises two clamping mechanisms, the clamping mechanisms are mounted on the bottom plate, the clamping mechanisms are in one-to-one correspondence with the two end parts of the front shaft, and the clamping mechanisms position the front shaft by adjusting the two end parts of the front shaft.
5. The front axle forging gauge as set forth in claim 4, wherein: the clamping mechanism comprises a detection block, and a positioning groove is further formed in the detection block and used for propping against the corresponding front shaft end part.
6. The front axle forging gauge as set forth in claim 5, wherein: the positioning groove is divided into a detection part and a positioning part, the positioning part is used for being contacted and abutted against the corresponding front shaft end part, and a measurement gap is formed between the detection part and the corresponding front shaft end part.
7. The front axle forging gauge as set forth in claim 6, wherein: the two clamping mechanisms are movably arranged on the bottom plate, and a driving device is further arranged on the bottom plate and used for driving the two clamping mechanisms to be close to or far away from each other.
8. The front axle forging gauge as set forth in claim 7, wherein: the bottom plate is rectangular shape, the both ends of bottom plate still are equipped with the sliding tray respectively, the length direction of sliding tray with the length direction of bottom plate is parallel, fixture slides and sets up in corresponding the sliding tray.
9. The front axle forging gauge as set forth in claim 8, wherein: the two ends of the bottom plate are also provided with scale marks, the scale marks are arranged along the length direction of the corresponding sliding grooves, and the scale marks are close to the corresponding sliding grooves.
10. The front axle forging gauge as set forth in claim 9, wherein: and limit scales are further arranged on the positioning plate along the width direction of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321982482.6U CN220489896U (en) | 2023-07-26 | 2023-07-26 | Front axle forging gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321982482.6U CN220489896U (en) | 2023-07-26 | 2023-07-26 | Front axle forging gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220489896U true CN220489896U (en) | 2024-02-13 |
Family
ID=89842407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321982482.6U Active CN220489896U (en) | 2023-07-26 | 2023-07-26 | Front axle forging gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220489896U (en) |
-
2023
- 2023-07-26 CN CN202321982482.6U patent/CN220489896U/en active Active
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