CN213578989U - Thread detection device for nut - Google Patents
Thread detection device for nut Download PDFInfo
- Publication number
- CN213578989U CN213578989U CN202022178783.6U CN202022178783U CN213578989U CN 213578989 U CN213578989 U CN 213578989U CN 202022178783 U CN202022178783 U CN 202022178783U CN 213578989 U CN213578989 U CN 213578989U
- Authority
- CN
- China
- Prior art keywords
- hole
- nut
- servo motor
- spring
- gauge
- 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
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a thread detection device for nuts, which comprises a frame, wherein a conveyor along the length direction of the frame is arranged on the frame, a plurality of bases are equidistantly arranged on the conveyor, mounting holes for mounting nuts are arranged on the bases, a limiting plate is fixed above the conveyor, through holes matched with inner rings of the nuts are arranged on the limiting plate, a detection mechanism is arranged above the through holes, the detection mechanism comprises a mounting plate vertically fixed on the upper end surface of the frame, a driving cylinder is fixed on the mounting plate, a mandril of the driving cylinder is connected with a servo motor, the output end of the servo motor is connected with a go-no go gauge, the nut is conveyed to the position below the limiting plate by the conveyor, the servo motor drives the go-no go gauge to rotate, the driving cylinder drives the go-no go gauge to move downwards, the nut is detected, the device can reduce the workload of workers, improve the detection efficiency and save the labor cost.
Description
Technical Field
The utility model relates to a nut detects technical field, and specific is a screw thread detection device for nut.
Background
After the nut processing was accomplished, need detect the screw thread of nut, it is qualified to ensure the nut, and the screw thread detection of current nut is accomplished by artifical the detection more, and artifical detection efficiency is lower, and the staff's intensity of labour can be increased in large batch detection, and the staff is tired easily, appears leaking the condition of examining or the false positive easily, consequently, the urgent need provides a screw thread detection device for nut.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the embodiment of the utility model provides a screw thread detection device for nut to solve the problem that proposes among the above-mentioned background art.
The embodiment of the application discloses: a thread detection device for nuts comprises a frame, wherein a conveyor is arranged on the frame along the length direction of the frame, a plurality of bases are arranged on the conveyor at equal intervals, mounting holes for mounting nuts are arranged on the bases, the bottom of the mounting hole is provided with a through hole with the same diameter as the inner ring of the nut, the through hole penetrates through the plate surface of the conveyor, a limiting plate is fixed above the conveyor, a through hole matched with the inner ring of the nut is arranged on the limiting plate, the through hole is coaxial with the mounting hole, a detection mechanism is arranged above the through hole, the detection mechanism comprises a mounting plate vertically fixed on the upper end surface of the frame, a driving cylinder is fixed on the mounting plate, a top rod of the driving cylinder is connected with a servo motor, the output end of the servo motor is connected with a go-no go gauge which is coaxial with the through hole.
The output shaft of the servo motor is connected with a floating shaft, the bottom end of the floating shaft is connected with the go-no go gauge through a coupler, the output shaft is provided with a shaft hole matched with the floating shaft, the floating shaft is connected in the shaft hole in a sliding manner, the upper end of the shaft hole is communicated with a limiting groove along the axial direction of the output shaft, the top end of the floating shaft is fixed with a limiting block matched with the limiting groove, the limiting block is connected in the limiting groove in a sliding manner, a spring is arranged in the limiting groove, two ends of the spring are respectively connected with the upper end face of the limiting block and the top end of the limiting groove, and the spring is in an extension state.
The utility model discloses a hydraulic pressure detection device, including limiting groove, servo motor, pressure sensor, control panel, servo motor, detection section, limiting groove, control panel, servo motor, the limiting groove is equipped with pressure sensor, pressure sensor be the upper end of spring with between the top of limiting groove, pressure sensor electric connection has control panel, control panel fixes in the frame, control panel with servo motor electric connection, servo motor is last to be fixed with the detector through the support, the detector with control panel electric connection, the epaxial detection section that matches with the detector that is equipped with floats.
The go-no go gauge is divided into a go gauge section, a no-go gauge section and a clamping section from bottom to top, the diameter of the no-go gauge section is larger than that of the go gauge section, and the clamping section is connected with the floating shaft through the coupler.
Preferably, the diameter of the through hole is larger than the inner diameter of the nut and smaller than the outer diameter of the nut.
Preferably, two sides of the limiting plate are provided with side limiting plates, the base is provided with an inner cavity, two V-shaped rods matched with the mounting hole are arranged in the inner cavity, the V-shaped rods are positioned at the upper side and the lower side of the mounting hole, a push rod is connected to the vertex angle of the V-shaped rods, a first through hole matched with the push rod is arranged on the side wall of the inner cavity, the push rod is connected in the first through hole in a sliding manner, a spring piece is arranged on the side surface of the base, the left end of the spring piece is fixed on the side surface of the base, the right end of the spring piece is bent outwards and connected with the rod end of the push rod, a second through hole is arranged on the side wall of the mounting hole corresponding to the two sides of the V-shaped rods, a positioning rod is connected in the second through hole in a sliding manner, one end of the positioning, the positioning rod is sleeved with a spring, one end of the spring is fixed to the outer wall of the mounting hole, the other end of the spring is fixed to the positioning rod, and the spring is in an extending state.
The utility model has the advantages as follows: to wait to detect the nut and put into in proper order in the mounting hole, the conveyer will the nut is carried extremely the below of limiting plate, servo motor drive lead to the no-go gage is rotatory, it drives the cylinder drive servo motor is downward, servo motor drives lead to the no-go gage is rotatory to be stretched into in the nut, detect the screw thread of nut, the device passes through conveyer feed is detected to carrying detection mechanism, has alleviateed staff's work load, raises the efficiency, practices thrift the cost of labor.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a partial structural schematic diagram of a thread detecting device for a nut.
Fig. 2 is a schematic view of the structure of the detection mechanism.
Fig. 3 is a schematic view of a floating shaft structure.
Fig. 4 is a schematic view of the base structure.
Reference numerals of the above figures: 1. a frame; 2. a conveyor; 3. a base; 4. a nut; 5. mounting holes; 6. a limiting plate; 7. a through hole; 8. a detection mechanism; 9. mounting a plate; 10. a driving cylinder; 11. a servo motor; 12. a go-no go gauge; 121. a go gauge section; 122. a no-go gauge section; 123. a clamping section; 13. an output shaft; 14. a floating shaft; 15. a coupling; 16. a shaft hole; 17. a limiting groove; 18. a limiting block; 19. a spring; 20. a pressure sensor; 21. a control panel; 22. a support; 23. a detector; 24. a detection section; 25. side limiting plates; 26. an inner cavity; 27. a V-shaped rod; 28. a push rod; 29. a spring plate; 30. a first through hole; 31. a second through hole; 32. positioning a rod; 33. a spring; 34. and a roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, a thread detection device for a nut includes a frame 1, a conveyor 2 is arranged on the frame 1 along a length direction of the frame, a plurality of bases 3 are equidistantly mounted on the conveyor 2, a mounting hole 5 for mounting the nut 4 is arranged on each base 3, a through hole having the same diameter as that of an inner ring of the nut 4 is arranged at the bottom of each mounting hole 5, the through hole penetrates through a plate surface of the conveyor 2, a limiting plate 6 is fixed above the conveyor 2, the limiting plate 6 is used for preventing the nut 4 from falling off in a detection process, the height of the mounting hole 5 from a lower end surface of the limiting plate 6 is larger than that of the nut 4, the nut 4 can be conveyed to the lower part of the conveying limiting plate 6, a through hole 7 matched with the inner ring of the nut 4 is arranged on the limiting plate 6, and the through hole 7 is coaxial with the mounting hole 5, the detection mechanism 8 is arranged above the through hole 7, the detection mechanism 8 comprises a mounting plate 9 vertically fixed on the upper end face of the rack 1, a driving cylinder 10 is fixed on the mounting plate 9, an ejector rod of the driving cylinder is connected with a servo motor 11, an output end of the servo motor 11 is connected with a go-no go gauge 12, the go-no go gauge 12 is coaxial with the through hole 7, the nut 4 is sequentially installed in the mounting hole 5, the conveyer 2 conveys the nut 4 to the lower part of the limiting plate 6, the servo motor 11 drives the go-no go gauge 12 to rotate, the driving cylinder 10 drives the servo motor 11 to move downwards, the servo motor 11 drives the go-no go gauge 12 to rotate downwards, the through hole 7 is screwed into the nut 4, the thread of the nut 4 is detected, the workload of workers is reduced, and the efficiency is improved, and the cost is saved.
The output shaft 13 of the servo motor 11 is connected with a floating shaft 14, the bottom end of the floating shaft 14 is connected with the go-no go gauge 12 through a coupler 15, the output shaft 13 is provided with a shaft hole 16 matched with the floating shaft 14, the floating shaft 14 is slidably connected in the shaft hole 16, the upper end of the shaft hole 16 is communicated with a limit groove 17 along the axial direction of the output shaft 13, the top end of the floating shaft 14 is fixed with a limit block 18 matched with the limit groove 17, the limit block 18 is slidably connected in the limit groove 17, the limit groove 17 can prevent the floating shaft 14 from idling and falling off, a spring 19 is arranged in the limit groove 17, two ends of the spring 19 are respectively connected with the upper end face of the limit block 18 and the top end of the limit groove 17, the spring 19 is in an extension state, when the floating shaft 14 floats along the axial direction thereof, the spring 19 is pressed, the pressure sensor registers the compression of the spring 19 and feeds the result back to the control panel 21.
Be equipped with pressure sensor 20 in the spacing groove 17, pressure sensor 20 be located spring 19's upper end with between the top of spacing groove 18, pressure sensor 20 is used for detecting spring 19's the pressurized condition, pressure sensor 20 electric connection has control panel 21, control panel 21 is fixed in the frame 1, control panel 21 with servo motor 11 electric connection, servo motor 11 is last to be fixed with detector 23 through support 22, detector 23 with control panel 21 electric connection, be equipped with on the floating shaft 14 with the detection section 24 that detector 23 matches, during initial condition, detector 23 projection is in on the detection section 24.
Go to no-go gage 12 and divide into from bottom to top and lead to rule section 121, no-go gage section 122 and centre gripping section 123, the diameter of no-go gage section 122 is greater than lead to the diameter of rule section 121, lead to rule section 121 with no-go gage section 122 is apart from the station of a nut, centre gripping 123 section passes through shaft coupling 15 with floating axle 14 is connected, servo motor 11 drive floating axle 14 is rotatory, floating axle drives lead to no-go gage 12 is rotatory, makes lead to rule section 121 with no-go gage section 122 screws in proper order in the nut 4, it is right nut 4 detects.
The two sides of the limit plate are provided with side limit plates 25, the base 3 is provided with an inner cavity 26, two V-shaped rods 27 matched with the mounting hole 5 are arranged in the inner cavity 26, the V-shaped rods 27 are positioned at the upper and lower sides of the mounting hole 5, the vertex angle of the V-shaped rods 27 is connected with a push rod 28, the side wall of the inner cavity 26 is provided with a first through hole 30 matched with the push rod 28, the push rod 28 is connected in the first through hole 30 in a sliding manner, the side surface of the base 3 is provided with a spring leaf 29, the left end of the spring leaf 29 is fixed on the side surface of the base 3, the right end of the spring leaf 29 is bent outwards and connected with the rod end of the push rod 28, the side walls corresponding to the two sides of the mounting hole 5 and the V-shaped rods 27 are provided with second through holes 31, the second through holes 31 are connected with positioning rods 32 in a sliding manner, one, the roller 34 is supported on the V-shaped rod 27 for reducing friction between the V-shaped rod 27 and the positioning rod 32, the positioning rod 32 is sleeved with a spring 33, one end of the spring 33 is fixed on the outer wall of the mounting hole 5, the other end of the spring 33 is fixed on the positioning rod 32, the spring 33 is in an extended state, the positioning rod 32 is located in the second through hole 31, the base 3 moves to the left side between the two side limiting plates 25, the right end of the spring plate 29 is squeezed, the spring plate 29 pushes the push rod 28 to slide along the first through hole 30, the push rod 28 pushes the V-shaped rod 27 to approach the mounting hole 5, the V-shaped rod 27 pushes the positioning rod 32 to slide along the second through hole 31, the spring 33 is compressed, the positioning rod 32 extends into the mounting hole 5 to position a nut located in the mounting hole 5, make the nut is located the positive centre of mounting hole ensures go to no-go gage 12 can get into smoothly the nut inner circle detects the completion back, base 3 urgently needs to move to the left side the side limiting plate 25 outside, spring leaf 29 resets under the spring action, the pulling V type pole 27 is kept away from mounting hole 5, locating lever 32 is in reset under the spring action of spring 33, return in the second through-hole 31.
The working process of the device is as follows: the nuts 4 are sequentially placed in the mounting holes 5, the conveyer 2 conveys the nuts 4 to the position below the limiting plate 6, the servo motor 11 drives the go-no go gauge 12 to rotate, the driving cylinder 10 drives the servo motor 11 to move downwards, the go-no go gauge 12 is further driven to rotate downwards into the nuts 4, the nuts 4 are detected, the go gauge section 121 penetrates through the nuts 4, the floating shaft 14 does not float, the detector 23 can detect the detection section 24, the driving cylinder 10 continues to drive the go-no go gauge 12 to move downwards, the no go gauge section 122 cannot penetrate through the nuts 4, the floating shaft 14 floats upwards, the springs 19 are compressed, the pressure sensor 20 sends the compression condition of the springs 19 to the control panel 21, and the detector 23 cannot detect the detection section 24, if the no-go gauge section 122 passes through the nut 4, the nut 4 is unqualified, after the detection is completed, the servo motor 11 drives the no-go gauge 12 to screw out the nut 4, and the driving cylinder 10 drives the servo motor 11 to reset.
In another embodiment, the go gauge section 121 cannot pass through the nut 4, the spring 19 is compressed, the pressure sensor 20 sends a signal to the control panel 21, the control panel 21 controls the servo motor 11 to drive the go-no-go gauge 12 to rotate reversely to detect the nut 4, so as to prevent the occurrence of error detection caused by different thread turns when the nut 4 is installed, the go gauge section 121 cannot pass through the nut 4, the pressure applied to the spring 19 is not dispersed, the nut 4 is unqualified, if the go gauge section 121 passes through the nut 4, the spring 19 is restored and is not compressed, the driving cylinder 10 continues to drive the go-no-go gauge 12 downwards to perform a no-go gauge section test, the no-go gauge section 122 passes through the nut 4, the spring 19 is not compressed, and the nut 4 is unqualified; the no-go gauge section 122 can not pass through the nut 4, the spring 19 is stressed again, the nut 4 is qualified, after the detection is completed, the servo motor 11 drives the no-go gauge 12 to be screwed out of the nut 4, and the driving cylinder 10 drives the servo motor 11 to reset.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (6)
1. A thread detection device for a nut, characterized by: the automatic feeding device comprises a frame, be equipped with in the frame along its length direction's conveyer, equidistant a plurality of bases of installing on the conveyer, be equipped with the mounting hole that supplies the nut installation on the base, the bottom of mounting hole be equipped with the through-hole of nut inner circle with the diameter, the through-hole runs through the face of conveyer, the top of conveyer is fixed with the limiting plate, be equipped with on the limiting plate with the through-hole that the nut inner circle matches, the through-hole with the mounting hole is coaxial, the top of through-hole is equipped with detection mechanism, detection mechanism includes vertical the fixing mounting panel on the frame up end, be fixed with on the mounting panel and drive actuating cylinder, the ejector pin that drives actuating cylinder is connected with servo motor, servo motor's output is connected with leads to no-go gage, lead to no-go gage with the.
2. A thread sensing device for nuts, as claimed in claim 1, wherein: the output shaft of the servo motor is connected with a floating shaft, the bottom end of the floating shaft is connected with the go-no go gauge through a coupler, the output shaft is provided with a shaft hole matched with the floating shaft, the floating shaft is connected in the shaft hole in a sliding manner, the upper end of the shaft hole is communicated with a limiting groove along the axial direction of the output shaft, the top end of the floating shaft is fixed with a limiting block matched with the limiting groove, the limiting block is connected in the limiting groove in a sliding manner, a spring is arranged in the limiting groove, two ends of the spring are respectively connected with the upper end face of the limiting block and the top end of the limiting groove, and the spring is in an extension state.
3. A thread sensing device for nuts, as claimed in claim 2, wherein: the utility model discloses a hydraulic pressure detection device, including limiting groove, servo motor, pressure sensor, control panel, servo motor, detection section, limiting groove, control panel, servo motor, the limiting groove is equipped with pressure sensor, pressure sensor be the upper end of spring with between the top of limiting groove, pressure sensor electric connection has control panel, control panel fixes in the frame, control panel with servo motor electric connection, servo motor is last to be fixed with the detector through the support, the detector with control panel electric connection, the epaxial detection section that matches with the detector that is equipped with floats.
4. A thread sensing device for nuts, as claimed in claim 2, wherein: the go-no go gauge is divided into a go gauge section, a no-go gauge section and a clamping section from bottom to top, the diameter of the no-go gauge section is larger than that of the go gauge section, and the clamping section is connected with the floating shaft through the coupler.
5. A thread sensing device for nuts, as claimed in claim 1, wherein: the diameter of the through hole is larger than the inner diameter of the nut and smaller than the outer diameter of the nut.
6. A thread sensing device for nuts, as claimed in claim 1, wherein: two sides of the limiting plate are provided with side limiting plates, the base is provided with an inner cavity, two V-shaped rods matched with the mounting holes are arranged in the inner cavity, the V-shaped rods are positioned at the upper side and the lower side of the mounting holes, the vertex angle of the V-shaped rods is connected with a push rod, the side wall of the inner cavity is provided with a first through hole matched with the push rod, the push rod is connected in the first through hole in a sliding manner, the side surface of the base is provided with a spring piece, the left end of the spring piece is fixed on the side surface of the base, the right end of the spring piece is bent outwards and connected with the rod end of the push rod, the side wall of the mounting hole corresponding to the two sides of the V-shaped rods is provided with a second through hole, a positioning rod is connected in the second through hole in a sliding manner, one end of the positioning rod close to the V, one end of the spring is fixed on the outer wall of the mounting hole, the other end of the spring is fixed on the positioning rod, and the spring is in an extending state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022178783.6U CN213578989U (en) | 2020-09-29 | 2020-09-29 | Thread detection device for nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022178783.6U CN213578989U (en) | 2020-09-29 | 2020-09-29 | Thread detection device for nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213578989U true CN213578989U (en) | 2021-06-29 |
Family
ID=76579462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022178783.6U Active CN213578989U (en) | 2020-09-29 | 2020-09-29 | Thread detection device for nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213578989U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113701583A (en) * | 2021-09-16 | 2021-11-26 | 昆山星益沅精密机械有限公司 | Floating type thread gauge and automatic thread detection device applying same |
| CN113899290A (en) * | 2021-08-26 | 2022-01-07 | 四川航天川南火工技术有限公司 | Movable internal thread semi-automatic detection device |
| CN114264274A (en) * | 2021-12-24 | 2022-04-01 | 盐城家安乐自动化科技有限公司 | Automobile part flatness and neglected loading detector |
| CN116952096A (en) * | 2023-09-19 | 2023-10-27 | 湖南裕丰紧固件有限公司 | Detection equipment for threads |
-
2020
- 2020-09-29 CN CN202022178783.6U patent/CN213578989U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899290A (en) * | 2021-08-26 | 2022-01-07 | 四川航天川南火工技术有限公司 | Movable internal thread semi-automatic detection device |
| CN113701583A (en) * | 2021-09-16 | 2021-11-26 | 昆山星益沅精密机械有限公司 | Floating type thread gauge and automatic thread detection device applying same |
| CN113701583B (en) * | 2021-09-16 | 2024-01-30 | 昆山星益沅精密机械有限公司 | Floating thread gauge and automatic thread detection device applying same |
| CN114264274A (en) * | 2021-12-24 | 2022-04-01 | 盐城家安乐自动化科技有限公司 | Automobile part flatness and neglected loading detector |
| CN116952096A (en) * | 2023-09-19 | 2023-10-27 | 湖南裕丰紧固件有限公司 | Detection equipment for threads |
| CN116952096B (en) * | 2023-09-19 | 2023-12-08 | 湖南裕丰紧固件有限公司 | Detection equipment for threads |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213578989U (en) | Thread detection device for nut | |
| US11415557B2 (en) | Tempo-spatial evolution test system for rock breaking in deep and complex environment | |
| CN105423864A (en) | Bearing axial clearance measuring device | |
| CN105598040A (en) | Novel bearing screening device | |
| CN207881861U (en) | A kind of mine heavy mechanical shaft set temperature monitoring protective device | |
| CN109373848A (en) | Solar components frame mounting hole automatic detection device | |
| CN213023440U (en) | Quick detection device of PCB circuit board | |
| CN109000556A (en) | A kind of detection components and screw detection device | |
| CN208936912U (en) | Solar components frame mounting hole automatic detection device | |
| CN218270587U (en) | Steel pipe straightness detection device | |
| CN207675211U (en) | A kind of rivet installation detecting device | |
| CN108168416B (en) | Hub judging device | |
| CN214844454U (en) | Tensile machine | |
| CN212340649U (en) | Bearing inner race inner wall check out test set | |
| CN205449380U (en) | Pulling force pressure test machine | |
| CN210155239U (en) | Detection apparatus for electrical automation equipment | |
| CN103698630B (en) | A kind of electrical array detection equipment | |
| CN113820650A (en) | Full-automatic detection equipment for electric energy meter key and anti-magnetic interference performance | |
| CN210268589U (en) | Soft-packaged electrical core testing device | |
| CN114216770A (en) | Pressure-resistant deformation-resistant capability detection device for machining of ship mechanical equipment shell | |
| CN221174129U (en) | Detection device | |
| CN111272121B (en) | Roller diameter automatic checkout device | |
| CN206270017U (en) | A kind of multifunctional rotating chair durability degree test device | |
| CN111103207A (en) | Automatic testing device for smashing prevention performance of transparent material | |
| CN212255569U (en) | Pneumatic probe on-line test fixture of computer mainboard |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |