CN214333573U - Workpiece opening size detection device - Google Patents
Workpiece opening size detection device Download PDFInfo
- Publication number
- CN214333573U CN214333573U CN202022536459.7U CN202022536459U CN214333573U CN 214333573 U CN214333573 U CN 214333573U CN 202022536459 U CN202022536459 U CN 202022536459U CN 214333573 U CN214333573 U CN 214333573U
- Authority
- CN
- China
- Prior art keywords
- detection
- workpiece
- insertion end
- opening
- detector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a workpiece opening size detection device, which comprises a detection tool, a flexible driving assembly and a detector, wherein the flexible driving assembly provides flexible driving force for the detection tool; the detection tool comprises an insertion end and a detection end, wherein the insertion end is used for being inserted into an opening of a workpiece, the detection end is used for being detected by a detector, the detection end comprises a detectable area and a non-detectable area, and the detector indicates whether the insertion end is inserted into the opening of the workpiece or not through different detection results of the detection area and the non-detectable area; the flexible driving assembly comprises a cylinder for providing driving force for the insertion end to be inserted into the opening of the workpiece and a sliding block fixed on an output shaft of the cylinder; the checking fixture is flexibly connected with the sliding block through an elastic piece, and when the insertion end is subjected to resistance and cannot move forwards, the checking fixture and the sliding block slide relatively. The semi-automatic selection can be realized in the subsequent process, and the on-line selection can also be realized by matching with a mold. The workpiece opening size detection device can realize controllable product quality, improve efficiency and reduce cost.
Description
Technical Field
The utility model relates to a mechanical workpiece detects technical field, especially relates to a work piece opening size detection device.
Background
In the machining process, for cold-stamped parts with thicker material ratio, the size of the bent opening of the cold-stamped parts is unstable, and the sizes of the openings of U-shaped workpieces or other workpieces with similar structures are often required to be detected so as to ensure that the size of the workpiece products is one hundred percent qualified.
At present, the size of an opening of a U-shaped workpiece or other workpieces with similar structures is mainly detected in a mode of manual measurement through a chock block or industrial camera measurement. The former consumes manual work and detection accuracy is not high, and the latter has higher requirement on working environment and has certain limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a work piece opening size detection device to the technical defect who exists among the prior art.
For realizing the utility model discloses a technical scheme that the purpose adopted is:
a workpiece opening size detection device comprises a detection tool, a flexible driving assembly and a detector, wherein the flexible driving assembly provides flexible driving force for the detection tool;
the detection tool comprises an insertion end for being inserted into an opening of a workpiece and a detection end for being detected by a detector, the detection end comprises a detectable area and a non-detectable area, the detector is fixed in position and used for sensing the detection area and the non-detectable area of the detection tool, and whether the insertion end is inserted into the opening of the workpiece or not is indicated through different detection results of the detection area and the non-detectable area;
the flexible driving assembly comprises a cylinder for providing driving force for the insertion end to be inserted into the opening of the workpiece and a sliding block fixed on an output shaft of the cylinder; the checking fixture is flexibly connected with the sliding block through an elastic piece, and when the insertion end is subjected to resistance and cannot move forwards, the checking fixture and the sliding block slide relatively.
In the technical scheme, the checking fixture is an upper limit checking fixture or a lower limit checking fixture, the size of the insertion end of the upper limit checking fixture is consistent with the size of the upper limit of the opening of the workpiece, and the size of the insertion end of the lower limit checking fixture is consistent with the size of the lower limit of the opening of the workpiece.
In the technical scheme, when the insertion end of the upper limit checking fixture is inserted into the opening of the workpiece, the detector is positioned right above the non-detection area; when the insertion end of the upper limit gauge cannot be moved forward due to resistance, the detector is positioned right above the detection area.
In the technical scheme, when the insertion end of the lower limit checking fixture is inserted into the opening of the workpiece, the detector is positioned right above the detection area; when the insertion end of the lower limit gauge is subjected to resistance and cannot move forwards, the detector is positioned right above the non-detection area.
In the above technical solution, the non-detection region is a long hole formed in the detection end, and a region other than the long hole in the detection end is a detection region.
In the technical scheme, the sliding block is provided with a sliding groove with one end penetrating through, and the checking fixture slides in the sliding groove.
In the above technical solution, the flexible driving assembly further includes a device body, and the cylinder is fixed at one end of the device body through a fixing plate.
In the technical scheme, the device body is provided with a slide way, and the slide block is driven by the cylinder to slide in the slide way.
In the technical scheme, the device body is provided with a detection hole, and the detector is fixed in the detection hole.
In the above technical solution, the device body is provided with a fixing plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a workpiece opening size detection device, which comprises a detection tool, a flexible driving assembly and a detector, wherein the flexible driving assembly provides flexible driving force for the detection tool; the checking fixture is an upper limit checking fixture or a lower limit checking fixture and is used for respectively detecting whether the size of the opening of the workpiece is smaller than the upper limit size or larger than the lower limit size. The two checking tools are matched for use, so that whether the size of the opening of the workpiece is between the lower limit size and the upper limit size or not can be detected, namely whether the size of the opening of the workpiece is qualified or not can be detected. The detection device has higher automation degree, can realize automatic detection or on-line detection of the opening size of the workpiece by matching with an industrial personal computer and a die, and is not influenced by the working environment. The detection result is reliable, the detection efficiency is high, and the labor detection cost is saved.
Drawings
FIG. 1 is a schematic side view of a workpiece opening size detection apparatus;
FIG. 2 is a cross-sectional view taken along line D-D of FIG. 1;
fig. 3 is an exploded perspective view of the workpiece opening size detection apparatus.
In the figure: 1-detection tool, 1-1-insertion end, 1-2-detection end, 1-2 a-detection area, 1-2 b-non-detection area, 1-3-boss, 2-detector, 3-cylinder, 4-slide block, 4-1-slide groove, 5-elastic piece, 6-device body, 6-1-slide way, 6-2-detection hole, 6-3-fixing plate and 7-fixing plate.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A workpiece opening size detection device is shown in figures 1-3 and comprises a detection tool 1, a flexible driving assembly and a detector 2, wherein the flexible driving assembly provides flexible driving force for the detection tool;
the checking fixture 1 comprises an insertion end 1-1 for inserting into a workpiece opening and a detection end for detecting by a detector 2, wherein the detection end comprises a detection area 1-2a and a non-detection area 1-2b, the detector 2 is fixed in position, and whether the insertion end 1-1 is inserted into the workpiece opening or not is indicated by different detection results of the detection area 1-2a and the non-detection area 1-2 b;
the flexible driving assembly comprises a cylinder 3 for providing driving force for the insertion end 1-1 to be inserted into the opening of the workpiece and a sliding block 4 fixed on an output shaft of the cylinder 3; the checking fixture 1 is flexibly connected with the sliding block 4 through an elastic piece 5, and when the insertion end 1-1 is subjected to resistance and cannot move forwards, the checking fixture 1 and the sliding block 4 slide relatively.
Example 2
The embodiment introduces the checking fixture and the detection principle on the basis of the embodiment 1.
The inspection device 1 is an upper limit inspection device or a lower limit inspection device, the size of an insertion end 1-1 of the upper limit inspection device is consistent with the size of an upper limit of a workpiece opening, and the size of the insertion end 1-1 of the lower limit inspection device is consistent with the size of a lower limit of the workpiece opening.
In this embodiment, the workpiece to be detected is shaped like a U. When measuring, the workpiece is placed horizontally, and the opening distance between the upper and lower parts (i.e. the opening size of the workpiece) is measured. The inserting end 1-1 is a square, the size of the inserting end 1-1 refers to the thickness of the inserting end 1-1, and the width of the inserting end 1-1 is smaller than the width of the opening of the workpiece.
When the insertion end 1-1 of the upper limit gauge is inserted into the opening of the workpiece, the detector 2 is positioned right above the non-detection area 1-2 b; when the insertion end 1-1 of the upper limit gauge cannot move forward under resistance, the detector 2 is positioned right above the detection area 1-2 a.
When the insertion end 1-1 of the lower limit checking fixture is inserted into the opening of the workpiece, the detector 2 is positioned right above the detection area 1-2 a; when the insertion end 1-1 of the lower limit gauge is subjected to resistance and cannot move forwards, the detector 2 is positioned right above the non-detection area 1-2 b.
The non-detection region 1-2b is a long hole formed in the detection end 1-2, and the region outside the long hole on the detection end 1-2 is a detection region 1-2 a. The detector 2 is a proximity sensor, and the detection end 1-2 is made of metal. When the detector 2 is located above the elongated hole, it is a non-detection region 1-2b because there is no proximity metal. When the detector 2 is located in the area of the detection end 1-2 other than the long hole, the detection end 1-2 made of metal can be detected, and thus, the detection area 1-2a is obtained.
The working principle of the workpiece opening size detection device is as follows:
for the upper limit checking fixture, the size of the insertion end 1-1 of the upper limit checking fixture is consistent with the size of the upper limit of the opening of the workpiece. When the insertion end 1-1 is inserted into the opening of the workpiece smoothly, the size of the insertion end 1-1 is smaller than the size of the opening of the actual workpiece, namely the size of the opening of the actual workpiece is larger than the upper limit size of the opening of the workpiece, and the size of the opening of the workpiece is unqualified. When the insertion end 1-1 can not be smoothly inserted into the opening of the workpiece, the size of the insertion end 1-1 is larger than the size of the opening of the actual workpiece, namely the size of the opening of the actual workpiece is smaller than the upper limit size of the opening of the workpiece, and the size of the opening of the workpiece is qualified.
By reasonably setting the positions of the detection areas 1-2a and the non-detection areas 1-2b, when the insertion end 1-1 is smoothly inserted into the opening of the workpiece, the detector 2 is positioned right above the non-detection areas 1-2b, the detector 2 cannot detect signals, an indicator lamp on the detector 2 cannot be lightened, and the industrial personal computer PLC connected with the detector 2 judges that the industrial personal computer PLC is unqualified. When the insertion end 1-1 cannot be smoothly inserted into the opening of the workpiece, the insertion end 1-1 cannot move forward under the resistance, the upper limit checking fixture and the sliding block 4 slide relatively, the detector 2 is positioned right above the detection area 1-2a at the moment, the detector 2 detects a signal, an indicator light on the detector 2 is lightened, and an industrial personal computer PLC connected with the detector 2 judges that the industrial personal computer is qualified.
Similarly, the size of the insertion end 1-1 of the lower limit checking fixture is consistent with the lower limit size of the workpiece opening. When the insertion end is smoothly inserted into the opening of the workpiece, the size of the opening of the workpiece is qualified; when the insertion end 1-1 can not be inserted into the opening of the workpiece smoothly, the opening of the workpiece is unqualified in size.
By reasonably setting the positions of the detection areas 1-2a and the non-detection areas 1-2b, when the insertion end 1-1 is smoothly inserted into the opening of the workpiece, the detector 2 is positioned right above the detection areas 1-2a, the detector 2 detects a signal, an indicator light on the detector 2 is lightened, and the industrial personal computer PLC connected with the detector 2 judges that the industrial personal computer is qualified. When the insertion end 1-1 cannot be smoothly inserted into the opening of the workpiece, the insertion end 1-1 cannot move forward under the resistance, the upper limit checking fixture and the sliding block 4 slide relatively, the detector 2 is positioned right above the non-detection area 1-2b, the detector 2 cannot detect signals, the indicator light on the detector 2 cannot be lightened, and the industrial personal computer PLC connected with the detector 2 judges that the workpiece is unqualified.
Through two work piece opening size detection devices, wherein two examine a utensil for the upper limit respectively and examine utensil for the lower limit, can detect whether the work piece opening is in between lower limit size and the upper limit size to combine other transmission structure, mould and industrial computer PLC, realize automatic selecting and select on line.
Example 3
This embodiment is based on embodiment 1 and describes the flexible driving assembly thereof.
The flexible driving assembly comprises a cylinder 3 for providing driving force for the insertion end 1-1 to be inserted into the opening of the workpiece and a sliding block 4 fixed on an output shaft of the cylinder 3; the checking fixture 1 is flexibly connected with the sliding block 4 through an elastic piece 5, and when the insertion end 1-1 is subjected to resistance and cannot move forwards, the checking fixture 1 and the sliding block 4 slide relatively.
The sliding block 4 is provided with a sliding groove 4-1 with one end penetrating through, and the gauge 1 slides in the sliding groove 4-1. The sliding groove 4-1 is provided with a necking, the checking fixture 1 is provided with a boss 1-3, and the width of the boss 1-3 is larger than that of the necking so as to prevent the checking fixture 1 from falling off from the sliding block 4.
The flexible driving assembly further comprises a device body 6, and the air cylinder 3 is fixed at one end of the device body 6 through a fixing plate 7.
The device body 6 is provided with a through slide way 6-1, and the slide block 4 slides in the slide way 6-1 under the driving of the cylinder 3.
The device body 6 is provided with a detection hole 6-2, and the detector 2 is fixed in the detection hole 6-2.
The device body 6 is provided with a fixing plate 6-3 so as to fix the device body 6 on the detection platform.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The workpiece opening size detection device is characterized by comprising a detection tool, a flexible driving assembly and a detector, wherein the flexible driving assembly provides flexible driving force for the detection tool;
the detection tool comprises an insertion end for inserting into an opening of a workpiece and a detection end for detecting by a detector, wherein the detection end comprises a detectable area and a non-detectable area;
the detector is fixed in position and used for sensing a detection area and a non-detection area of the checking fixture, and whether the insertion end is inserted into the workpiece opening or not is indicated through different detection results of the detection area and the non-detection area;
the flexible driving assembly comprises a cylinder for providing driving force for the insertion end to be inserted into the opening of the workpiece and a sliding block fixed on an output shaft of the cylinder; the checking fixture is flexibly connected with the sliding block through an elastic piece, and when the insertion end is subjected to resistance and cannot move forwards, the checking fixture and the sliding block slide relatively.
2. The workpiece opening size detection device of claim 1, wherein the detection tool is an upper limit detection tool or a lower limit detection tool, the size of the insertion end of the upper limit detection tool is consistent with the size of the upper limit of the workpiece opening, and the size of the insertion end of the lower limit detection tool is consistent with the size of the lower limit of the workpiece opening.
3. The workpiece opening size detection device of claim 2, wherein when the insertion end of the upper limit gauge is inserted into the workpiece opening, the detector is positioned directly above the non-detection region; when the insertion end of the upper limit gauge cannot be moved forward due to resistance, the detector is positioned right above the detection area.
4. The workpiece opening size detection device of claim 2, wherein when the insertion end of the lower limit tool is inserted into the workpiece opening, the detector is positioned right above the detection area; when the insertion end of the lower limit gauge is subjected to resistance and cannot move forwards, the detector is positioned right above the non-detection area.
5. The workpiece opening size detection apparatus according to claim 1, wherein the non-detection region is an elongated hole formed in the detection end, and a region other than the elongated hole in the detection end is a detection region.
6. The workpiece opening size detection device of claim 1, wherein the slide block is provided with a slide groove through which one end of the slide block penetrates, and the detection tool slides in the slide groove.
7. The workpiece opening size detection apparatus of claim 1, wherein the flexible drive assembly further comprises an apparatus body, and the cylinder is fixed to one end of the apparatus body by a fixing plate.
8. The workpiece opening size detection device of claim 7, wherein a slide way is formed on the device body, and the slide block slides in the slide way under the driving of the cylinder.
9. The apparatus for detecting the size of an opening in a workpiece according to claim 8, wherein the apparatus body has a detection hole, and the probe is fixed in the detection hole.
10. The workpiece opening size detection apparatus of claim 9, wherein a fixing plate is provided on the apparatus body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022536459.7U CN214333573U (en) | 2020-11-05 | 2020-11-05 | Workpiece opening size detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022536459.7U CN214333573U (en) | 2020-11-05 | 2020-11-05 | Workpiece opening size detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214333573U true CN214333573U (en) | 2021-10-01 |
Family
ID=77894115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022536459.7U Active CN214333573U (en) | 2020-11-05 | 2020-11-05 | Workpiece opening size detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214333573U (en) |
-
2020
- 2020-11-05 CN CN202022536459.7U patent/CN214333573U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108247402B (en) | Automatic detection device and detection method for coaxiality of stepped holes | |
| CN214333573U (en) | Workpiece opening size detection device | |
| CN208026167U (en) | Convenient for the test pin in detection hole face gap | |
| CN108844476A (en) | A kind of aperture size tolerance detection method based on machine vision | |
| CN207013612U (en) | Plate precise positioning suggestion device | |
| CN215725562U (en) | Efficient bolt detection device | |
| CN211651412U (en) | Checking fixture for quickly measuring position degree of part | |
| CN210220933U (en) | Profile tolerance testing fixture | |
| CN210735533U (en) | Flexible mechanical gripper with product type detection function | |
| CN210209614U (en) | Workpiece orientation judging and adjusting device | |
| CN207797970U (en) | Cylinder material end holes chamfer detecting device | |
| CN211400999U (en) | Utensil is examined to car window frame | |
| CN217384684U (en) | Automobile seat slide rail detection tool | |
| CN205448878U (en) | Utensil is examined to car front -axle beam upper part of body reinforcing plate | |
| CN213067404U (en) | Portable mould accessory detection device | |
| US6580956B1 (en) | Positioning system | |
| CN211717315U (en) | 30-degree inclined hole detection tool | |
| CN210486758U (en) | Cell-phone glass overall dimension detection mechanism | |
| CN218847100U (en) | V-shaped groove detection device | |
| CN220741236U (en) | Repeated positioning accuracy detection device of robot | |
| CN215114308U (en) | Automatic detection device for pipe fittings | |
| CN220818829U (en) | Outer diameter measuring gauge | |
| CN214842858U (en) | Special checking fixture for large-sized end face part | |
| CN214582890U (en) | Gauge detection pin for measuring rebound quantity of stamping part | |
| CN214537654U (en) | Utensil is examined to product warpage nature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |