CN213731295U - A flexible clamp for connecting rod detection - Google Patents
A flexible clamp for connecting rod detection Download PDFInfo
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- CN213731295U CN213731295U CN202022238385.9U CN202022238385U CN213731295U CN 213731295 U CN213731295 U CN 213731295U CN 202022238385 U CN202022238385 U CN 202022238385U CN 213731295 U CN213731295 U CN 213731295U
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- backing plate
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Abstract
本实用新型公开了一种连杆检测用柔性夹具，包括底板，所述底板上设置有大头定位板、小头定位垫板和压紧装置，所述大头定位板和小头定位垫板分别设置在所述底板的两端，所述大头定位板和小头定位垫板的一侧设置有所述压紧装置，所述大头定位板上设置有导向孔，所述导向孔中设置有定位芯轴，所述小头定位垫板的两端侧边上设置有挡板，使用时，所述大头定位板配合所述定位芯轴对待测连杆的大头进行定位，所述小头定位垫板和挡板对所述待测连杆的小头进行定位，定位完成后，所述压紧装置将所述待测连杆压紧。本实用新型结构合理，避免了装夹对连杆特征检测时打点的干涉，实现了连杆的一次装夹全特征测量。
The utility model discloses a flexible clamp for connecting rod detection, comprising a bottom plate, a large end positioning plate, a small end positioning pad and a pressing device are arranged on the bottom plate, and the large end positioning plate and the small end positioning pad are respectively arranged At both ends of the bottom plate, one side of the large head positioning plate and the small head positioning pad is provided with the pressing device, the large head positioning plate is provided with guide holes, and the guide holes are provided with positioning cores Baffles are provided on both sides of the small end positioning pad. When in use, the big end positioning plate cooperates with the positioning mandrel to locate the large end of the connecting rod to be measured, and the small end positioning pad The small end of the connecting rod to be tested is positioned with the baffle plate, and after the positioning is completed, the pressing device compresses the connecting rod to be tested. The utility model has a reasonable structure, avoids the interference of the clamping on the connecting rod feature detection, and realizes the full feature measurement of the connecting rod in one clamping.
Description
Technical Field
The utility model relates to a production detection area of car connecting rod especially relates to a connecting rod detects uses flexible clamp.
Background
Three-coordinate and comparison instruments are widely used in the detection process of the connecting rod, but a better connecting rod clamping mode is not always available when the characteristics such as a large hole and a small hole of the connecting rod, a bolt, a threaded hole and an end face need to be detected simultaneously, the bad phenomena of low measurement efficiency, low utilization rate of detection equipment and the like caused by repeated clamping of the connecting rod exist, and the problems that measurement points interfere and the connection of various connecting rods cannot be adapted are always difficult to solve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a connecting rod detects uses flexible clamp, solve current connecting rod and carry out the problem that the clamping precision is poor, can not adapt to multiple connecting rod location that needs repetition clamping and clamping when the multi-feature detects.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a connecting rod detects uses flexible clamp, comprising a base plate, be provided with major part locating plate, microcephaly location backing plate and closing device on the bottom plate, major part locating plate and microcephaly location backing plate set up respectively the both ends of bottom plate, one side of major part locating plate and microcephaly location backing plate is provided with closing device, be provided with the guiding hole on the major part locating plate, be provided with the positioning core axle in the guiding hole, be provided with the baffle on the both ends side of microcephaly location backing plate, during the use, the cooperation of major part locating plate the positioning core axle is fixed a position the major part of connecting rod that awaits measuring, microcephaly location backing plate and baffle are right the microcephaly of connecting rod that awaits measuring is fixed a position, and after the location is accomplished, closing device will the connecting rod that awaits measuring compresses tightly.
Furthermore, the small-head positioning base plate comprises a base plate and a support, the base plate is fixed to the support, the support is fixed to the bottom plate, the base plate is designed in a stepped mode, the baffle plates are arranged at two ends of the base plate, sliding grooves are formed in two sides of the support, and limit screws are arranged in the sliding grooves and fixed to the bottom plate.
Still further, the positioning mandrel comprises a positioning shaft and a guide shaft, the guide shaft is matched with the guide hole, the positioning shaft is conical, and the positioning shaft is matched with the large-head hole of the connecting rod to be detected.
Still further, the guiding shaft is provided with at least three grooves, and the grooves are arranged along the axial direction.
Still further, closing device includes stand, handle and elasticity compact heap, the one end of stand is fixed the upper surface of bottom plate, the other end of stand is provided with the handle, the one end of handle is installed through adjusting bolt the elasticity compact heap.
Still further, a mandrel cylinder is arranged on the bottom plate.
Still further, both sides of the bottom plate are provided with handles.
Compared with the prior art, the utility model discloses a beneficial technological effect: the utility model positions the big end positioning plate and the small end positioning backing plate on the big hole and the small end excircle of the connecting rod, thereby ensuring the positioning precision and realizing the flexible positioning of various connecting rods, and the positioning is convenient and reliable; the small-head positioning base plate is in a step configuration to adapt to different states before and after processing of the connecting rod with the fall, and the step position is switched through the sliding groove; the positioning shaft of the positioning mandrel is positioned in a conical shape to adapt to different large hole sizes, and the groove on the guide shaft is designed and taken more conveniently; the utility model discloses rational in infrastructure, the interference of dotting when having avoided the clamping to detect the connecting rod characteristic has realized the full feature measurement of a clamping of connecting rod.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a schematic structural view of the flexible fixture for connecting rod detection according to the present invention;
FIG. 2 is a schematic structural view of the flexible fixture for connecting rod detection according to the present invention;
FIG. 3 is a sectional view of the flexible fixture for connecting rod inspection of the present invention;
FIG. 4 is a top view of the flexible fixture for connecting rod detection according to the present invention;
FIG. 5 is a schematic view of the pressing device;
FIG. 6 is a front view of the hold-down device;
description of reference numerals: 1. a base plate; 2. a big end positioning plate; 201. a guide hole; 3. a small head positioning base plate; 301. a baffle plate; 302. a base plate; 303. a support; 304. a chute; 305. a limit screw; 4. positioning the mandrel; 401. positioning the shaft; 402. a guide shaft; 5. a pressing device; 501. a column; 502. a handle; 503. an elastic pressing block; 504. adjusting the bolt; 6. a mandrel cylinder; 7. a handle.
Detailed Description
As shown in fig. 1-2, a flexible fixture for connecting rod detection comprises a bottom plate 1, wherein the bottom plate 1 is fixed on a detection platform through bolts, a large-end positioning plate 2, a small-end positioning backing plate 3 and a pressing device 5 are arranged on the bottom plate 1, the large-end positioning plate 2 and the small-end positioning backing plate 3 are respectively arranged at two ends of the bottom plate 1, and the pressing device 5 is arranged on one side of the large-end positioning plate 2 and one side of the small-end positioning backing plate 3. As shown in fig. 3-4, be provided with guiding hole 201 on major part locating plate 2, be provided with positioning core axle 4 in the guiding hole 201, be provided with baffle 301 on the both ends side of microcephaly location backing plate 3, baffle 301 fixes a position the microcephaly outside of the connecting rod that awaits measuring, and during the use, major part locating plate 2 cooperation positioning core axle 4 is right the major part of the connecting rod that awaits measuring is fixed a position, microcephaly location backing plate 3 and baffle 301 are right the microcephaly of the connecting rod that awaits measuring is fixed a position, and after the location was accomplished, closing device 5 will the connecting rod that awaits measuring compresses tightly.
The small-head positioning cushion plate 3 comprises a cushion plate 302 and a support 303, the cushion plate 302 is fixed on the support 303 through bolts, the support 303 is fixed on the base plate 1, the cushion plate 302 adopts a step design (as shown in the figure) to adapt to different states before and after the connecting rod fall processing, namely a low-step surface adopting the step design before the fall is milled, and the small head of the connecting rod becomes thin after the fall is milled, so that the high-step surface is used for positioning to ensure that the connecting rod is basically horizontal after being placed. The baffle 301 is installed at the both ends of backing plate 302, the both sides of support 303 are provided with spout 304, be provided with stop screw 305 in the spout 304, stop screw 305 is fixed on bottom plate 1, microcephaly location backing plate 3 accessible spout 304 carries out position control. In the actual use process, according to the height requirements of the connecting rod in different states before and after the fall processing, the connecting rod is tested in different states by fixing the position of the movable support 303 on the bottom plate 1 on the sliding groove 304 through the limiting screw 305.
The positioning mandrel 4 comprises a positioning shaft 401 and a guide shaft 402, the guide shaft 402 is matched with the guide hole 201 to guide the positioning mandrel 4, the positioning shaft 401 is conical, the positioning shaft 401 is matched with a large-head hole of the connecting rod to be detected, the connecting rod to be detected with different diameters can be adapted, the size of the end of the connecting rod cover is reduced, and a part of large-head end face is left, so that the requirement on the symmetry degree of the bolt hole to the end face in the processing of the connecting rod is met; that is, a part of the lower end surface is left free, and dotting measurement is performed instead of measurement of the entire surface in the detection process to evaluate the symmetry of the bolt hole. The upper end of the positioning core shaft 4 is also provided with a holding part which is convenient to take.
At least three grooves are formed in the guide shaft 402 and are axially arranged, so that the positioning core shaft 4 is convenient to take under the condition that the guide hole 201 is well matched.
As shown in fig. 5-6, the pressing device 5 includes an upright column 501, a handle 502 and an elastic pressing block 503, one end of the upright column 501 is fixed on the upper surface of the base plate 1, the other end of the upright column 501 is provided with the handle 502, one end of the handle 502 is provided with the elastic pressing block 503 through an adjusting bolt 504, the elastic pressing block 503 ensures uniform pressure, the position of the elastic pressing block 503 can be adjusted through the adjusting bolt 504, the phenomenon of deformation of a connecting rod due to over-pressing is avoided, and the handle 502 is pulled up and down to realize loosening and clamping actions of the connecting rod to be tested.
And the bottom plate 1 is provided with a mandrel barrel 6 for placing the positioning mandrel 4.
Handles 7 are arranged on two sides of the bottom plate 1, so that the carrying is convenient.
The utility model discloses a use as follows:
firstly, a bottom plate 1 is fixed on a detection platform through bolts, the position of a small-end positioning base plate 3 is adjusted according to whether a connecting rod to be detected has a fall and the size of a small-end excircle, the bolt hole of the connecting rod to be detected is ensured to be basically parallel to a measuring needle, a positioning mandrel 4 is used for positioning a large hole of the connecting rod to be detected after the connecting rod to be detected is manually placed, a baffle plate 301 on the small-end positioning base plate 3 is used for positioning the excircle of the small hole of the connecting rod to be detected and then compressing the connecting rod to be detected through a compressing device 5, then the positioning mandrel 4 is taken out and put into a mandrel barrel 6, and then a three-coordinate or comparison instrument is used for measurement, so that the sizes and position tolerances of all characteristics of A-G in the upper drawing 3 can be detected simultaneously.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (7)
1. The utility model provides a connecting rod detects uses flexible clamp which characterized in that: comprises a bottom plate (1), a big end positioning plate (2), a small end positioning backing plate (3) and a compressing device (5) are arranged on the bottom plate (1), the big end positioning plate (2) and the small end positioning backing plate (3) are respectively arranged at two ends of the bottom plate (1), the compressing device (5) is arranged at one side of the big end positioning plate (2) and the small end positioning backing plate (3), a guide hole (201) is arranged on the big end positioning plate (2), a positioning mandrel (4) is arranged in the guide hole (201), a baffle (301) is arranged on the side edge at two ends of the small end positioning backing plate (3), when in use, the big end positioning plate (2) is matched with the positioning mandrel (4) to position the big end of a connecting rod to be detected, the small end positioning backing plate (3) and the baffle (301) position the small end of the connecting rod to be detected, after the positioning is completed, and the pressing device (5) presses the connecting rod to be detected.
2. The flexible clamp for connecting rod inspection according to claim 1, wherein: microcephaly location backing plate (3) are including backing plate (302) and support (303), backing plate (302) are fixed on support (303), support (303) are fixed on bottom plate (1), backing plate (302) adopt the ladder design, the both ends of backing plate (302) are provided with baffle (301), the both sides of support (303) are provided with spout (304), be provided with stop screw (305) in spout (304), stop screw (305) are fixed on bottom plate (1).
3. The flexible clamp for connecting rod inspection according to claim 1, wherein: the positioning mandrel (4) comprises a positioning shaft (401) and a guide shaft (402), the guide shaft (402) is matched with the guide hole (201), the positioning shaft (401) is conical, and the positioning shaft (401) is matched with a large-end hole of the connecting rod to be measured.
4. The flexible clamp for connecting rod inspection according to claim 3, wherein: at least three grooves are formed in the guide shaft (402), and the grooves are arranged along the axial direction.
5. The flexible clamp for connecting rod inspection according to claim 1, wherein: the pressing device (5) comprises an upright column (501), a handle (502) and an elastic pressing block (503), one end of the upright column (501) is fixed on the upper surface of the base plate (1), the other end of the upright column (501) is provided with the handle (502), and one end of the handle (502) is installed on the elastic pressing block (503) through an adjusting bolt (504).
6. The flexible clamp for connecting rod inspection according to claim 1, wherein: the bottom plate (1) is provided with a mandrel barrel (6).
7. The flexible clamp for connecting rod inspection according to claim 1, wherein: handles (7) are arranged on two sides of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022238385.9U CN213731295U (en) | 2020-10-10 | 2020-10-10 | A flexible clamp for connecting rod detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022238385.9U CN213731295U (en) | 2020-10-10 | 2020-10-10 | A flexible clamp for connecting rod detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213731295U true CN213731295U (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022238385.9U Active CN213731295U (en) | 2020-10-10 | 2020-10-10 | A flexible clamp for connecting rod detection |
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| CN (1) | CN213731295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115265879A (en) * | 2022-08-24 | 2022-11-01 | 承德苏垦银河连杆有限公司 | Connecting rod bushing pulling-out force detection device and detection method |
| CN117213731A (en) * | 2023-09-19 | 2023-12-12 | 东风本田汽车零部件有限公司 | A connecting rod gas inspection device |
-
2020
- 2020-10-10 CN CN202022238385.9U patent/CN213731295U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115265879A (en) * | 2022-08-24 | 2022-11-01 | 承德苏垦银河连杆有限公司 | Connecting rod bushing pulling-out force detection device and detection method |
| CN117213731A (en) * | 2023-09-19 | 2023-12-12 | 东风本田汽车零部件有限公司 | A connecting rod gas inspection device |
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Address after: 067000 dongxiying Industrial Park, Chengde Development Zone, Hebei Province Patentee after: Chengde Suken Galaxy Automotive Parts Co.,Ltd. Country or region after: China Address before: 067000 dongxiying Industrial Park, Chengde City, Hebei Province Patentee before: CHENGDE SUKEN YINHE CONNECTING ROD CO.,LTD. Country or region before: China |