CN203249572U - Automatic detection device for diameter of through hole - Google Patents
Automatic detection device for diameter of through hole Download PDFInfo
- Publication number
- CN203249572U CN203249572U CN 201320177301 CN201320177301U CN203249572U CN 203249572 U CN203249572 U CN 203249572U CN 201320177301 CN201320177301 CN 201320177301 CN 201320177301 U CN201320177301 U CN 201320177301U CN 203249572 U CN203249572 U CN 203249572U
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- linear actuator
- worktable
- controller
- detection device
- automatic detection
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Abstract
The utility model provides an automatic detection device for diameter of a through hole. The automatic detection device mainly comprises a controller, a rotating assembly, a positioning assembly and a detecting assembly. The rotating assembly and the positioning assembly finish positioning of a workpiece being detected together. The detecting assembly is used for detecting an aperture. The controller controls successive operation of an executing component. Compared with the prior art, whether the diameter of the through hole satisfies requirement can be accurately detected. A rotating shaft drives the workpiece to rotate. A positioning rod positions the workpiece in a manner of searching one by one, thereby realizing automatic workpiece fixation. The controller causes a plurality of assemblies to operate successively, and can finish full automatic detection for the hole diameter, thereby liberating labor force and improving operation efficiency.
Description
Technical field
The utility model relates to a kind of checkout equipment of aperture, relates in particular to the automatic detection device of through-hole diameter, and this through hole can be the pin-and-hole of engine gudgeon pin.
Background technology
It is a kind of common location or syndeton, for example pin and pin-and-hole that the hole axle cooperates.In order to guarantee that this location is connected accuracy with connection, tolerance range and matching relationship that should strict control punch axle.With respect to the diameter of axle, the characterization processes complexity in aperture many, this also is the reason of usually selecting basic hole system.Prior art has proposed some Pore Diameter Detection equipment, with the inconvenience that resolving aperture detects, the sort of checkout equipment shown in CN201210128210.X.This checkout equipment comprises a thimble, and workpiece is fixed on the checkout equipment, and the pin-and-hole to be detected on the workpiece is arranged corresponding to thimble.During use, thimble rushes at pin-and-hole under the effect of spring, if pin-and-hole is pushed, judges that the aperture of pin-and-hole is defective, if pin-and-hole is not mobile, judges that the pin-and-hole aperture is normal.Obvious, this thimble can only be applicable to aperture situation less than normal, needs only the aperture greater than thimble, and pin-and-hole can not be pushed.In addition, how fixation workpiece is accurately coaxial with thimble to guarantee pin-and-hole, also is the unsolved technical matters of this case.Given this, prior art has further improved necessity.
The utility model content
The utility model proposes a kind of automatic detection device of through-hole diameter, solved prior art can't robotization ground the accurate defective of detection aperture.
For solving the problems of the technologies described above, the utility model has been constructed following technical scheme: a kind of automatic detection device of through-hole diameter is characterized in that comprising:
One controller;
Be used for placing the worktable of workpiece to be detected;
Feeding assembly, described feeding assembly comprises feeding-passage, the first linear actuator and the push rod that described workpiece is pushed into described worktable from described feeding-passage, described push rod is fixed on the output terminal of described the first linear actuator, and the signal input part of described the first linear actuator is connected to described controller;
Rotary components, described rotary components comprises rotating driver, turning axle, the signal input part of described rotating driver is connected to described controller, and the output terminal of described rotating driver is connected to described turning axle, and described turning axle and described push rod lay respectively at the both sides of described worktable;
Positioning component, described positioning component comprises the second linear actuator, backstay, elastic component, and travel switch, the signal input part of described the second linear actuator is connected to described controller, the output terminal of described the second linear actuator is connected to described backstay, described backstay is slidably disposed on the described worktable, the diameter of described backstay is less than or equal to described through-hole diameter, one end of described elastic component is resisted against on the described worktable, the other end is resisted against on the described backstay, and described travel switch limits described backstay away from the range of described worktable;
Detection components, described detection components comprises the 3rd linear actuator, stop-pass rule and overload detection unit, described stop-pass rule form by ending section and leading to section, the described diameter of section that ends is greater than described through-hole diameter, described logical section diameter is less than or equal to described through-hole diameter, the described section output terminal that is connected to described the 3rd linear actuator that ends, the signal input part of described the 3rd linear actuator is connected to described controller, the input end of described overload detection unit is connected to described the 3rd linear actuator, and the output terminal of described overload detection unit is connected to described controller; And
With the discharge component that described workpiece takes out, described discharge component is comprised of certified products driver and substandard products driver at least, and described certified products driver and substandard products driver all are connected to described controller.
In the automatic detection device of this through-hole diameter of the present utility model, controller is realized the sequential working of the first linear actuator, rotating driver, the second linear actuator and the 3rd linear actuator.Concrete, workpiece enters from described feeding-passage, and push rod acts on an end of workpiece, and workpiece is pushed into worktable, until withstand turning axle; Backstay is withstanding under the effect of elastic component on the side of workpiece, and rotating driver control turning axle rotates, until backstay stretches in the through hole; The 3rd linear actuator drives stop-pass rule and inserts described pin-and-hole, if the 3rd linear actuator transships, overload detection unit feeds back to controller with overload signal, controller drives the substandard products drive operation, if backstay triggers travel switch under the promotion of stop-pass rule, to controller, controller drives the substandard products drive operation to travel switch with signal feedback, otherwise, controller control certified products drive operation.
Further, described controller has a PLC unit.
Further, described feeding assembly also comprises a vibrating disk, and the outlet of described vibrating disk is connected to described feeding-passage.
Further, a side of the close described worktable of described turning axle is provided with friction pad.
Further, described rotary components also comprises tension spring, the hawser of at least one, and an end of described tension spring is fixed on the described rotating driver, and the other end is connected to described hawser, and the end of described hawser is wrapped on the described turning axle.
Further, described elastic component is a thrust spring, and this thrust spring promotes described backstay towards the direction motion of described worktable.
Further, described worktable is comprised of upper movable part and lower fixed part, and described certified products driver and substandard products driver promote described upper movable part along opposite direction.
Implement in the automatic detection device of this through-hole diameter of the present utility model, has following beneficial effect: when the aperture all can be detected when ending the section diameter less than logical section diameter or diameter, with respect to prior art, can accurately detect through-hole diameter and whether meet the requirements.Turning axle drives workpiece rotating, and the mode positioning workpieces of backstay by seeking one by one realized robotization ground fixation workpiece.Controller is controlled a plurality of component priority order work, can finish the full-automatic detection in aperture, has improved work efficiency.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram under the preferred implementation of automatic detection device of through-hole diameter of the present utility model, part-structure is omitted main member in order more to clearly illustrate among the figure;
Fig. 2 is the schematic diagram of the other direction of Fig. 1;
Fig. 3 is the schematic diagram under another state of Fig. 2;
Fig. 4 is the preferential schematic diagram of workpiece to be detected of the present utility model and stop-pass rule;
Fig. 5 is the block diagram of automatic detection device of the through-hole diameter of utility model.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Now with the pin-and-hole 81 of piston pin 8 through hole to be detected as workpiece, sketch the preferential embodiment of detection method of the present utility model and checkout equipment.The utility model utilizes PLC to realize control able to programme, will detect qualifiedly automatically to separate with substandard product.Liberated the labour, improved detection efficiency, so that it is more objective to detect data, quality is more stable.
The automatic detection device of the of the present utility model this pin-and-hole diameter shown in Fig. 1 to 5, it comprises: controller 1, worktable 2, feeding assembly 3, rotary components 4, positioning component 5, detection components 6, discharge component 7, following division it.
Worktable 2 is used for placing piston pin 8 to be detected, and the frame of itself and driver of the present invention is fixed together.Worktable 2 can be the tubular structure of envelope around, allows piston pin 8 to move axially.Worktable 2 is comprised of upper movable part 21 and lower fixed part 22, and upper movable part 21 limits three sides of piston pin, and lower fixed part 22 limits a side of piston pin.Certified products driver 71 promotes described upper movable part 21 with substandard products driver 72 along two different directions.After piston pin 8 departs from lower fixed part 22, fall along the direction of Fig. 4 arrow, finally distinguish certified products and substandard products.
Described feeding assembly 3 mainly is comprised of vibrating disk 31, feeding-passage 32, the first linear actuator 33 and push rod 34.Vibrating disk 31 comprises discoid body 311 and electromagnetic vibrator 312, and discoid body 311 is connected to feeding-passage 32.Under the driving of electromagnetic vibrator 312, discoid body 311 vertical tremors, and then piston pin 8 trembled into feeding-passage 32.The cross sectional shape of feeding-passage 32 can be identical with piston pin 8, and its delivery outlet is positioned at the top of push rod 34.Push rod 34 is pushed into described worktable 2 with described piston pin 8 from feeding-passage 32, and push rod 34 is fixed on the output terminal of the first linear actuator 33.The first linear actuator 33 can be cylinder, and the signal input part of this cylinder is connected to described controller 1.
Described rotary components 4 comprises rotating driver 41, turning axle 42.Described rotating driver 41 can be stepper motor or AC servo motor.The signal input part of rotating driver 41 is connected to described controller 1, and the output terminal of described rotating driver 41 is connected to described turning axle 42.Described turning axle 42 and described push rod 34 lay respectively at the both sides of described worktable 2, and a side of the close described worktable 2 of described turning axle 42 is provided with friction pad 43.Push rod 34 pushing piston pins 8 enter worktable 2, and turning axle 42 withstands piston pin 8 from the other end of piston pin 8.Rotating driver drives piston pin 8 rotations, and friction pad 43 can improve friction force, to guarantee that piston pin 8 rotates synchronously.As shown in Figure 2, described rotary components 4 also comprises tension spring 44, the hawser 45 of at least one, one end of described tension spring 44 is fixed on the frame of described rotating driver 41, and the other end is connected to described hawser 45, and the end of described hawser 45 is wrapped on the described turning axle 42.The pulling force that this tension spring 44 provides can be so that friction pad 43 withstands on the end face of piston pin 8 tightly.
Described positioning component 5 comprises the second linear actuator 51, backstay 52, elastic component 53 and travel switch 54.Be similar to the first linear actuator 33, described the second linear actuator 51 also can be cylinder, and the signal input part of the second linear actuator 51 is connected to described controller 1, and the output terminal of described the second linear actuator 51 is connected to described backstay 52.Described backstay 52 is slidably disposed on the described worktable 2, and the diameter of described backstay 52 is less than or equal to described pin-and-hole 81 diameters.Described elastic component 53 is a thrust spring, and this thrust spring promotes described backstay 52 towards the direction motion of described worktable 2, and an end of this elastic component 53 is resisted against on the described worktable 2, and the other end is resisted against on the described backstay 52.In positioning component 5, backstay 52 withstands in the side of piston pin 8, and when pin-and-hole 81 rotated position to backstay 52 places, backstay 52 inserted pin-and-hole 81 under the promotion of thrust spring.When backstay 52 towards the direction away from worktable 2 move to certain apart from the time, can touch travel switch 54, that is, described travel switch 54 limits described backstay 52 away from the range of described worktable 2.
Described detection components 6 comprises the 3rd linear actuator 61, stop-pass rule 62 and overload detection unit 63.Described stop-pass rule 62 form by ending section 621 and leading to section 622, are similar to multidiameter, and the described diameter that ends section 621 is greater than described pin-and-hole 81 diameters, and described logical section 622 diameter is less than or equal to described pin-and-hole 81 diameters.If require more accurately to measure pin-and-hole 81 diameters, should consider the impact of tolerance range, the described diameter of section 621 that ends is greater than the maximum gauge of described pin-and-hole 81, and the diameter of logical section 622 is less than or equal to the minimum diameter of described pin-and-hole 81.The described output terminal that section 621 is connected to described the 3rd linear actuator 61, the logical section 622 more close piston pins 8 of ending.The signal input part of described the 3rd linear actuator 61 is connected to described controller 1, and the input end of described overload detection unit 63 is connected to described the 3rd linear actuator 61, and output terminal is connected to described controller 1.
Described discharge component 7 is comprised of certified products driver 71 and substandard products driver 72 at least, and certified products driver 71 and substandard products driver 72 are cylinder, and the output terminal of these two drivers all is connected to movable part 21, but the direction that drives is different.
During use, piston pin 8 slips into the chute (not shown) from vibrating disk via feeding-passage 32, and push rod acts on an end of piston pin 8, and piston pin 8 is pushed into worktable 2, until withstand turning axle 42.Backstay 52 is withstanding under the effect of elastic component 53 on the side of piston pin 8, and rotating driver 41 control turning axles 42 rotate, until backstay 52 stretches in the pin-and-hole 81.The 3rd linear actuator 61 drives stop-pass rule 62 and inserts described pin-and-hole 81, if the 3rd linear actuator 61 transships, overload detection unit 63 feeds back to controller 1 with overload signal, controller 1 drives 72 work of substandard products driver, if backstay 52 triggers travel switch 54 under the promotion of stop-pass rule 62, to controller 1, controller 1 drives 72 work of substandard products driver to travel switch 54 with signal feedback.Otherwise, 71 work of controller 1 control certified products driver.Obviously, the prior art problem is solved.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. the automatic detection device of a through-hole diameter is characterized in that comprising:
One controller;
Be used for placing the worktable of workpiece to be detected;
Feeding assembly, described feeding assembly comprises feeding-passage, the first linear actuator and the push rod that described workpiece is pushed into described worktable from described feeding-passage, described push rod is fixed on the output terminal of described the first linear actuator, and the signal input part of described the first linear actuator is connected to described controller;
Rotary components, described rotary components comprises rotating driver, turning axle, the signal input part of described rotating driver is connected to described controller, and the output terminal of described rotating driver is connected to described turning axle, and described turning axle and described push rod lay respectively at the both sides of described worktable;
Positioning component, described positioning component comprises the second linear actuator, backstay, elastic component, and travel switch, the signal input part of described the second linear actuator is connected to described controller, the output terminal of described the second linear actuator is connected to described backstay, described backstay is slidably disposed on the described worktable, the diameter of described backstay is less than or equal to described through-hole diameter, one end of described elastic component is resisted against on the described worktable, the other end is resisted against on the described backstay, and described travel switch limits described backstay away from the range of described worktable;
Detection components, described detection components comprises the 3rd linear actuator, stop-pass rule and overload detection unit, described stop-pass rule form by ending section and leading to section, the described diameter of section that ends is greater than described through-hole diameter, described logical section diameter is less than or equal to described through-hole diameter, the described section output terminal that is connected to described the 3rd linear actuator that ends, the signal input part of described the 3rd linear actuator is connected to described controller, the input end of described overload detection unit is connected to described the 3rd linear actuator, and the output terminal of described overload detection unit is connected to described controller; And
With the discharge component that described workpiece takes out, described discharge component is comprised of certified products driver and substandard products driver at least, and described certified products driver and substandard products driver all are connected to described controller.
2. automatic detection device according to claim 2 is characterized in that, described controller has a PLC unit.
3. automatic detection device according to claim 2 is characterized in that, described feeding assembly also comprises a vibrating disk, and the outlet of described vibrating disk is connected to described feeding-passage.
4. automatic detection device according to claim 2 is characterized in that, a side of the close described worktable of described turning axle is provided with friction pad.
5. according to claim 2 to the described automatic detection device of 4 any one, it is characterized in that, described rotary components also comprises tension spring, the hawser of at least one, one end of described tension spring is fixed on the described rotating driver, the other end is connected to described hawser, and the end of described hawser is wrapped on the described turning axle.
6. according to claim 2 to the described automatic detection device of 4 any one, it is characterized in that, described elastic component is a thrust spring, and this thrust spring promotes described backstay towards the direction motion of described worktable.
7. according to claim 2 to the described automatic detection device of 4 any one, it is characterized in that, described worktable is comprised of upper movable part and lower fixed part, and described certified products driver and substandard products driver promote described upper movable part along opposite direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320177301 CN203249572U (en) | 2013-04-10 | 2013-04-10 | Automatic detection device for diameter of through hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320177301 CN203249572U (en) | 2013-04-10 | 2013-04-10 | Automatic detection device for diameter of through hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203249572U true CN203249572U (en) | 2013-10-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320177301 Withdrawn - After Issue CN203249572U (en) | 2013-04-10 | 2013-04-10 | Automatic detection device for diameter of through hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203249572U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234426A (en) * | 2013-04-10 | 2013-08-07 | 黄石市科兴机电科技有限公司 | Automatic through-hole diameter detecting device and automatic through-hole diameter detecting method |
| CN113547387A (en) * | 2021-07-22 | 2021-10-26 | 刘荣 | Automatic shaft coupling production and processing equipment based on intelligent manufacturing |
-
2013
- 2013-04-10 CN CN 201320177301 patent/CN203249572U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234426A (en) * | 2013-04-10 | 2013-08-07 | 黄石市科兴机电科技有限公司 | Automatic through-hole diameter detecting device and automatic through-hole diameter detecting method |
| CN103234426B (en) * | 2013-04-10 | 2015-11-18 | 黄石市科兴机电科技有限公司 | The automatic detection device of through-hole diameter |
| CN113547387A (en) * | 2021-07-22 | 2021-10-26 | 刘荣 | Automatic shaft coupling production and processing equipment based on intelligent manufacturing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131023 Effective date of abandoning: 20151118 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |