CN210108186U - Detection device for detecting position precision of small end inclined plane of connecting rod - Google Patents
Detection device for detecting position precision of small end inclined plane of connecting rod Download PDFInfo
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- CN210108186U CN210108186U CN201920999997.4U CN201920999997U CN210108186U CN 210108186 U CN210108186 U CN 210108186U CN 201920999997 U CN201920999997 U CN 201920999997U CN 210108186 U CN210108186 U CN 210108186U
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Abstract
The utility model discloses a detection apparatus for be used for detecting connecting rod tip inclined plane position accuracy, including have the detection platform that detects the mesa, be used for being detected the main aspects location of connecting rod and compress tightly detect the quick locating component of main aspects on the mesa, be used for inserting connecting rod tip mounting hole formation level by the high auxiliary measurement spare of plane of being surveyed, be provided with the measuring seat of gauge and be used for the calibration by the standard block of the height of plane of being surveyed. The utility model discloses a detection device for detecting connecting rod tip inclined plane position accuracy adorns high auxiliary measurement spare behind the tip of connecting rod, with the height of the measured plane of high auxiliary spare as checking the size instead to with the standard block calibration checking height size instead, easy operation can realize the short-term test on connecting rod tip inclined plane, has improved detection efficiency, reduces the measurement personnel operation degree of difficulty, can prevent that the defective products from flowing.
Description
Technical Field
The utility model relates to a detection frock of automobile parts especially relates to a detection device for detecting connecting rod tip inclined plane position precision.
Background
In an automobile engine, the small ends of some connecting rods are machined with inclined planes, the machining size of the inclined planes needs to be detected after machining is completed, and the problem that the quality of finished products is affected when products with out-of-tolerance sizes enter the next procedure is avoided. However, the detected positions are inclined planes, and conventional detection tools cannot be used for detection, at present, the inclined planes are required to be sent into a three-coordinate chamber for detection when being detected, the three-coordinate detection operation is complex and consumes long time, so that the time for sending the workpieces sent into the three-coordinate chamber for detection is long, the production efficiency is seriously influenced, and in order to reduce the adverse effect of the three-coordinate chamber for sending detection on the production efficiency, the sending detection frequency is low, the sizes of the inclined planes of part of the workpieces cannot be found in time when being abnormal, and unqualified products are easy to flow out.
Disclosure of Invention
The utility model discloses a main aim at provides a detection device for detecting connecting rod tip inclined plane position accuracy to realize the short-term test on connecting rod tip inclined plane, improve detection efficiency, reduce the measurement personnel operation degree of difficulty, prevent that the defective products from flowing.
In order to achieve the above objects and other related objects, the technical solution of the present invention is as follows:
a detection device for detecting the position accuracy of a small end slope of a connecting rod comprises:
the detection table is provided with a detection table top, the detection table top is arranged on the detection table top when the detection connecting rod is detected, and the small end inclined plane of the detection connecting rod is back to the direction of the detection table top when the detection connecting rod is detected;
the large end quick positioning assembly is used for positioning and pressing the large end of the detected connecting rod on the detection table top;
the height auxiliary measuring piece is provided with an installation inclined plane which is attached to the small end inclined plane of the tested connecting rod and a tested plane which is used for keeping horizontal after the installation inclined plane is attached to the small end inclined plane of the tested connecting rod, the tested plane faces upwards, and a positioning part which is used for being inserted into the connecting rod small end installation hole in a matched mode is arranged on the installation inclined plane in a downward protruding mode;
the measuring seat is provided with a measuring meter which is a dial indicator or a dial indicator, the measuring meter is positioned above a measured plane during measurement, and a measuring head of the measuring meter abuts against the measured plane to measure a height conversion measuring value of the measured plane;
and the standard block is independently arranged, a reference height plane is arranged on the standard block, and the standard block is used for being placed on the detection table board and enabling the reference height plane to abut against the measuring head so as to calibrate the height of the measured plane.
Optionally, the large-end quick positioning assembly includes:
the lateral positioning structure is provided with a lateral limiting space used for limiting the lateral position of the detected railing, and the lateral positioning structure is arranged on the detection table board.
The quick compressor is used for compressing the large end of the detected connecting rod on the detection table top;
and the rapid compactor is arranged on the compactor mounting seat, and the compactor mounting seat is arranged on the detection table board, so that a pressure head of the rapid compactor is pressed on the upper end face of the large end of the tested connecting rod.
Optionally, the lateral positioning structure includes at least two positioning blocks, each positioning block is provided with a limiting surface for being attached to a lateral surface of the large end of the tested connecting rod, and the lateral positioning space is formed between the limiting surfaces of the positioning blocks.
Optionally, the number of the positioning blocks is two, and the two positioning blocks are symmetrically arranged.
Optionally, the rapid compactor is detachably arranged on the compactor mounting seat, and the compactor mounting seat is detachably arranged on the detection table.
Optionally, the height auxiliary measuring part includes a base and an inner core detachably disposed on the base, the positioning portion is disposed on the inner core, and the installation inclined plane and the measured plane are disposed on the base.
Optionally, a groove is formed in the base, one end of the inner core is inserted into the groove in a matching manner, and the other end of the inner core forms the positioning portion.
Optionally, the base and the inner core are detachably connected by a first bolt.
Optionally, the measuring seat includes:
the base body is arranged on the detection table surface of the detection table;
and the cantilever part is arranged on the base body and forms a cantilever part, and the measuring meter is arranged on the cantilever part.
Optionally, the cantilever part is a long slat, the cantilever part is connected with the base body through a second bolt, the number of the second bolts is at least two, and the two second bolts are arranged along the upper edge direction of the cantilever part.
The utility model discloses a detection device for detecting connecting rod tip inclined plane position accuracy adorns high auxiliary measurement spare behind the tip of connecting rod, with the height of the measured plane of high auxiliary spare as checking the size instead to with the standard block calibration checking height size instead, easy operation can realize the short-term test on connecting rod tip inclined plane, has improved detection efficiency, reduces the measurement personnel operation degree of difficulty, can prevent that the defective products from flowing.
Drawings
FIG. 1 is a schematic view of a connecting rod;
FIG. 2 is a schematic structural view of the detecting device of the present invention during detection;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a diagram showing a standard block calibration use state;
description of reference numerals in the examples:
the device comprises a large end A, a small end B, a small end inclined plane C, a small end mounting hole D, a detection table 1, a height auxiliary measuring part 3, a measuring seat 4, a standard block 5, a measuring meter 6, a detection table top 11, a positioning block 21, a quick compactor 22, a compactor mounting seat 23, a base 31, an inner core 32, a first bolt 33, a mounting inclined plane 311, a measured plane 312, a positioning part 322, a base body 41, a cantilever part 42, a second bolt 43, a reference height plane 51 and a measuring head 61.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
It is to be understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In the drawings, like reference numerals refer to like elements throughout.
With reference to fig. 1, 2, 3, and 4, the present embodiment discloses a detection apparatus for detecting the position accuracy of a small end slope of a connecting rod, which includes a detection table 1, a large end quick positioning assembly, a height auxiliary measuring component 3, a measuring seat 4, and a standard block 5.
The detection table 1 is provided with a detection table top 11, the detection table top 11 is arranged on the detection table top when the detection connecting rod is detected, and the small end inclined plane C of the detection connecting rod is back to the direction of the detection table top 11 when the detection connecting rod is detected.
The big end quick positioning assembly is used for positioning and pressing the big end A of the detected connecting rod on the detection table top 11.
The auxiliary height measuring part 3 is provided with an installation inclined plane 311 which is attached to the small end inclined plane C of the tested connecting rod and a tested plane 312 which is used for keeping the installation inclined plane 311 horizontal after being attached to the small end inclined plane C of the tested connecting rod, the tested plane 312 faces upwards, and a positioning part 322 which is used for being inserted into the small end installation hole D in a matched mode is arranged on the installation inclined plane 311 in a downward protruding mode;
the measuring seat 4 is provided with a measuring meter 6, the measuring meter 6 is a dial indicator or a dial indicator, when in measurement, the measuring meter 6 is positioned above the measured plane 312, and the measuring head 61 of the measuring meter 6 abuts against the measured plane 312 to measure the height conversion measurement value of the measured plane 312;
and the standard block 5 is independently arranged, a reference height plane 51 is arranged on the standard block 5, and the standard block 5 is used for being placed on the detection table board 11 and enabling the reference height plane 51 of the standard block 5 to be abutted against the measuring head 61 so as to calibrate the height of the measured plane 312. The height of the reference height plane 51 of the standard block 5 is equal to the design height value Ho of the measured plane 312 when the installation inclined surface 311 of the height auxiliary measuring piece 3 is attached to the standard small end inclined surface C (design inclined surface with zero tolerance).
The detection step for detecting the position accuracy of the small end inclined plane of the connecting rod by adopting the detection device of the embodiment comprises the following steps:
placing the standard block 5 on the detection table top 11, enabling the measuring head 61 to abut against the reference height plane 51, and reading the current reading H1 of the measuring meter 6;
taking away the standard block 5, placing the connecting rod on the detection table top 11 to enable the small end inclined plane C to be back to the detection table top 11, inserting the positioning part 322 of the height auxiliary measuring piece 3 into the small end mounting hole D, rotating the height auxiliary measuring piece 3 to enable the mounting inclined plane 311 of the height auxiliary measuring piece 3 to be tightly attached to the small end inclined plane C;
translating the position of the connecting rod to quickly position the position of the large end A of the connecting rod and the position of the large end quick positioning assembly, wherein the measured plane 312 of the auxiliary height measuring piece is positioned below the measuring head 61, the measuring head 61 abuts against the measured plane 312, and the current reading H2 of the measuring meter 6 is read;
the absolute height value of the height of the measured plane 312 is defined as HSThen H isS＝Ho+H2-H1Calculating the height deviation △ H, △ H ═ H of the small end inclined plane CS-Ho＝H2-H1。
When the position accuracy of the small end inclined plane C of the connecting rod is detected by using the detection device of the embodiment, the height H of the detected plane 312 is usedSAs the substitute detection size, the deviation of the small end inclined plane C in the height direction can be rapidly detected, namely the position precision of the small end inclined plane C can be rapidly detected, the operation is simple, the detection efficiency is improved, the operation difficulty of detection personnel is reduced, and defective products can be prevented from flowing out.
In some embodiments, with reference to fig. 1, 2, and 3, the large-end quick positioning assembly includes:
and the lateral positioning structure is provided with a lateral limiting space for limiting the lateral position of the detected railing, and the lateral positioning structure is arranged on the detection table top 11.
The quick compressor 22 is used for compressing the large end A of the tested connecting rod on the detection table 11;
and the rapid compactor 22 is arranged on the compactor mounting seat 23, and the compactor mounting seat 23 is arranged on the detection table 11, so that a pressure head of the rapid compactor 22 is pressed on the upper end surface of the large end A of the detected connecting rod.
The quick press 22 is an existing quick press, and generally includes a press head and a handle.
During detection, the big end A of the connecting rod is directly placed into the lateral limiting space to achieve lateral rapid positioning, then the handle of the rapid compactor 22 is pressed downwards, the pressing head of the rapid compactor 22 is pressed on the big end A end face of the connecting rod, and rapid positioning of the whole connecting rod on the detection table top 11 is achieved.
In some embodiments, referring to fig. 3, the lateral positioning structure includes at least two positioning blocks 21, each of the positioning blocks 21 is provided with a limiting surface for engaging with a lateral surface of the large end a of the connecting rod to be measured, and the lateral positioning space is formed between the limiting surfaces of the positioning blocks 21.
In some embodiments, referring to fig. 3, the number of the positioning blocks 21 is two, and two positioning blocks 21 are symmetrically arranged. In actual implementation, a plurality of positioning blocks 21 may be provided.
In the implementation process, referring to fig. 3, the positioning block 21 may be detachably mounted on the detection table top 11 of the detection table 1 by bolts, or may be directly and integrally disposed on the detection table top 11.
In some embodiments, referring to fig. 2 and 3, the rapid compressor 22 is detachably disposed on the compressor mounting seat 23, and the compressor mounting seat 23 is detachably disposed on the test table 1. Can dismantle the connection through the bolt realization between this quick compactor 22 and the compactor mount pad 23, also can dismantle the connection through the bolt realization between compactor mount pad 23 and the detection platform 1. When the model of the detected connecting rod is changed, the mounting seat 23 of the pressing device can be replaced, so that the height of the quick pressing device 22 is changed, and the large end A of the connecting rod with different models can be pressed.
In some embodiments, referring to fig. 2, the height auxiliary measuring device 3 includes a base 31 and a core 32 detachably disposed on the base 31, the positioning portion 322 is disposed on the core 32, and the installation slope and the measured plane 312 are disposed on the base 31.
In some embodiments, referring to fig. 2, the base 31 is provided with a groove, one end of the inner core 32 is inserted into the groove, and the other end forms the positioning portion 322.
In some embodiments, the base 31 and the inner core 32 are removably attached by a first bolt 33, as described with reference to fig. 2. When the model of the detected connecting rod is changed, the inner core 32 can be replaced, and the detection of the small end inclined plane C of the connecting rod with different models is realized.
In some embodiments, referring to fig. 2, 4, the measuring seat 4 comprises:
a base body 41 provided on the detection table top 11 of the detection table 1;
and a cantilever member 42 provided on the base body 41 and forming a cantilever portion on which the meter 6 is mounted.
In some embodiments, referring to fig. 2, the suspension arm 42 is a long strip plate, the suspension arm 42 and the base 41 are connected by a second bolt 43, the number of the second bolts 43 is at least two, and two second bolts 43 are arranged along the upper direction of the suspension arm 42. The suspension arm 42 consumes less material, and the arrangement of the bolts is beneficial to ensure that the suspension arm 42 in the form of a long plate is more reliably mounted on the base body 41.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not being in direct contact, but rather being in contact with each other via additional features between them.
In the description of the invention, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, components, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, and/or groups thereof.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A detection device for detecting the position accuracy of a small end slope of a connecting rod is characterized by comprising:
the detection table is provided with a detection table top, the detection table top is arranged on the detection table top when the detection connecting rod is detected, and the small end inclined plane of the detection connecting rod is back to the direction of the detection table top when the detection connecting rod is detected;
the large end quick positioning assembly is used for positioning and pressing the large end of the detected connecting rod on the detection table top;
the height auxiliary measuring piece is provided with an installation inclined plane which is attached to the small end inclined plane of the tested connecting rod and a tested plane which is used for keeping horizontal after the installation inclined plane is attached to the small end inclined plane of the tested connecting rod, the tested plane faces upwards, and a positioning part which is used for being inserted into the connecting rod small end installation hole in a matched mode is arranged on the installation inclined plane in a downward protruding mode;
the measuring seat is provided with a measuring meter which is a dial indicator or a dial indicator, the measuring meter is positioned above a measured plane during measurement, and a measuring head of the measuring meter abuts against the measured plane to measure a height conversion measuring value of the measured plane;
and the standard block is independently arranged, a reference height plane is arranged on the standard block, and the standard block is used for being placed on the detection table board and enabling the reference height plane to abut against the measuring head so as to calibrate the height of the measured plane.
2. The detecting device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 1, wherein: the quick locating component of main aspects includes:
the lateral positioning structure is provided with a lateral limiting space for limiting the lateral position of the detected railing and is arranged on the detection table top;
the quick compressor is used for compressing the large end of the detected connecting rod on the detection table top;
and the rapid compactor is arranged on the compactor mounting seat, and the compactor mounting seat is arranged on the detection table board, so that a pressure head of the rapid compactor is pressed on the upper end face of the large end of the tested connecting rod.
3. The detecting device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 2, wherein: the lateral positioning structure comprises at least two positioning blocks, each positioning block is provided with a limiting surface which is used for being attached to one side surface of the large end of the tested connecting rod, and a lateral positioning space is formed between the limiting surfaces of the positioning blocks.
4. The detecting device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 3, wherein: the number of the positioning blocks is two, and the two positioning blocks are symmetrically arranged.
5. The detecting device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 2, wherein: the rapid compactor is detachably arranged on the compactor mounting seat, and the compactor mounting seat is detachably arranged on the detection table.
6. The detecting device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 1, wherein: the height auxiliary measuring piece comprises a base body and an inner core which is detachably arranged on the base body, the positioning part is arranged on the inner core, and the installation inclined plane and the measured plane are arranged on the base body.
7. The detecting device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 6, wherein: the base body is provided with a groove, one end of the inner core is inserted into the groove in a matching mode, and the other end of the inner core forms the positioning portion.
8. The detection device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 6 or 7, wherein: the base body and the inner core are detachably connected through a first bolt.
9. The detecting device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 1, wherein: the measuring stand includes:
the base body is arranged on the detection table surface of the detection table;
and the cantilever part is arranged on the base body and forms a cantilever part, and the measuring meter is arranged on the cantilever part.
10. The detecting device for detecting the positional accuracy of the slope of the small end of the connecting rod according to claim 9, wherein: the cantilever part is a long lath, the cantilever part is connected with the base body through second bolts, the number of the second bolts is at least two, and the two second bolts are arranged along the upper edge direction of the cantilever part.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920999997.4U CN210108186U (en) | 2019-06-28 | 2019-06-28 | Detection device for detecting position precision of small end inclined plane of connecting rod |
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| CN201920999997.4U CN210108186U (en) | 2019-06-28 | 2019-06-28 | Detection device for detecting position precision of small end inclined plane of connecting rod |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532220A (en) * | 2021-06-04 | 2021-10-22 | 人本股份有限公司 | Inner flange groove position measurement |
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2019
- 2019-06-28 CN CN201920999997.4U patent/CN210108186U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532220A (en) * | 2021-06-04 | 2021-10-22 | 人本股份有限公司 | Inner flange groove position measurement |
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