CN203672252U - Outer thread detection device - Google Patents
Outer thread detection device Download PDFInfo
- Publication number
- CN203672252U CN203672252U CN201320677101.3U CN201320677101U CN203672252U CN 203672252 U CN203672252 U CN 203672252U CN 201320677101 U CN201320677101 U CN 201320677101U CN 203672252 U CN203672252 U CN 203672252U
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- transmission shaft
- type transmission
- cartridge type
- ring gauge
- barrel
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Abstract
The utility model discloses an outer thread detection device. The device comprises a motor, a barrel-type transmission shaft, a sliding column, an induction block, a ring gauge and two induction switches. The barrel-type transmission shaft has a closed rear end, and is connected with an output shaft of the motor through a torque-limited transmission unit. The ring gauge is coaxially fixed at the front end of the barrel-type transmission shaft. The sliding column is loosely sleeved by the barrel-type transmission shaft, and is provided with a spiral spring at the rear end. The induction block is arranged outside the barrel-type transmission shaft, and is connected with the sliding column through a connection rod in an axial long hole on the side wall of the barrel-type transmission shaft. The first induction switch is fixed on one side of the front part of the ring gauge, corresponding to a workpiece to be measured. The second induction switch is arranged on one side of the barrel-type transmission shaft, corresponding to the induction block. Signals output by the two induction switches are both connected to a control circuit. According to the utility model, the outer thread detection device is capable of automatically detecting the dimension of the outer thread of the workpiece, and is convenient and quick in operation, thereby greatly improving the detection efficiency, reducing the detection cost and the labor intensity of workers, and eliminating the influence of human factors on the detection results.
Description
Technical field
The utility model relates to a kind of for detection of the whether qualified device of the external thread size of workpiece, belongs to detection technique field.
Background technology
Some has 20 of the every productions of externally threaded product requirement will extract one, whether qualifiedly detect its external thread size.At present, external thread product generally all adopts manual mode to detect, and this detection method is affected by human factors larger, and labor strength is large, and detection efficiency is low, affects productive temp, and testing cost is higher.
Utility model content
The purpose of this utility model is the drawback for prior art, and a kind of easy to operate, external thread pick-up unit that detection efficiency is high is provided.
Problem described in the utility model realizes with following technical proposals:
A kind of external thread pick-up unit, formation comprises motor, cartridge type transmission shaft, slide post, sensor block, ring gauge and two inductive switches, the rear end shutoff of described cartridge type transmission shaft is also connected with the output shaft of motor by limited torque gearing, described ring gauge is coaxially fixed on the front end of cartridge type transmission shaft, described slide post pine is enclosed within cartridge type transmission shaft, and its rear end is provided with volute spring; Described sensor block is positioned at the outside of cartridge type transmission shaft and is connected with slide post by the connecting link of the axial long hole on cartridge type transmission shaft sidewall, the first inductive switch is fixed on the anterior side corresponding with measured workpiece of ring gauge, the second inductive switch is positioned at cartridge type transmission shaft one side corresponding with sensor block, the output signal connection control circuit of two inductive switches.
Above-mentioned external thread pick-up unit, described limited torque gearing comprises drive socket, gland, stage clip and damping bolt, the rear end of described drive socket is sleeved on the output shaft of motor and is fixedly connected with the output shaft of motor, front end sleeve is outside and be connected with cartridge type transmission shaft by bearing in the rear end of cartridge type transmission shaft, described damping bolt is positioned at radial direction through hole on drive socket sidewall corresponding with the groove on cartridge type transmission shaft outer wall, it is outside and corresponding with the radial direction through hole on drive socket sidewall that described gland is sleeved on drive socket, between gland and damping bolt, place stage clip.
Above-mentioned external thread pick-up unit, the front end of described slide post is provided with coaxial with it threaded hole, is rotary with the stroke regulating screw corresponding with measured workpiece in this threaded hole.
Above-mentioned external thread pick-up unit, described stage clip and damping bolt arrange multiple, and they are circumferentially uniformly distributed along drive socket.
Above-mentioned external thread pick-up unit, described ring gauge is connected with cartridge type transmission shaft by ring gauge sleeve.
The utility model can be realized the automatic detection of workpiece external thread size, and this device is easy to operate, quick, has greatly improved detection efficiency, has reduced testing cost and labor strength, has eliminated the impact of human factor on testing result.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is A-A cut-open view;
Fig. 3 is B-B cut-open view.
In figure, each label is: 1, motor, 2, drive socket, 3, cartridge type transmission shaft, 4, gland, 5, volute spring, 6, sensor block, 7, ring gauge sleeve, 8, ring gauge, 9, stroke regulating screw, 10, measured workpiece, 11, the first inductive switch, 12, slide post, 13, the second inductive switch, 14, stage clip, 15, damping bolt, 16, bearing, 17, motor base, 18, connecting link.
Embodiment
Referring to Fig. 1, the utility model is made up of motor 1, drive socket 2, cartridge type transmission shaft 3, gland 4, volute spring 5, sensor block 6, ring gauge sleeve 7, ring gauge 8, stroke regulating screw 9, the first inductive switch 11, slide post 12, the second inductive switch 13, stage clip 14, damping bolt 15, bearing 16, motor base 17, connecting link 18 and control circuit.
Ring thread gage 8 is bolted in ring gauge sleeve 7, ring gauge sleeve 7 links together by screw thread and cartridge type transmission shaft 3, cartridge type transmission shaft 3 is coaxially connected with drive socket 2 by bearing 16, drive socket 2 links together by the output shaft of keyway and 41K25RGN-C type motor 1, sensor block 6 is connected with slide post 12 by connecting link 18, motor 1 is fixed on motor base 17, finally makes motor 1, drive socket 2, cartridge type transmission shaft 3, ring gauge sleeve 7, ring gauge 8 coaxially connect.The first inductive switch 11 is bolted on outside ring gauge sleeve 7, and the second inductive switch 13 is bolted on cartridge type transmission shaft 3 one sides, the output terminal connection control circuit of two inductive switches, and control circuit is provided with timer sum counter.
The principle of work and power:
Entire exercise utilizes PLC programming Control, and be controlled within 5 seconds whole cycling time.Testing staff's measured workpiece (for example ball pin product) of taking is placed on outside ring gauge sleeve 7, the first inductive switch 11 is received signal, motor 1 is with movable barrel type transmission shaft 3 to start forward, make the threaded portion of workpiece screw in ring gauge 8, sensor block 6 and slide post 12 move to motor drive direction under the promotion of workpiece simultaneously, if turning moment exceedes setting value, between cartridge type transmission shaft 3 and drive socket 2, produce relative rotation, cartridge type transmission shaft 3, ring gauge sleeve 7 and ring gauge 8 no longer rotate, drive socket 2 dallies, if turning moment is less than setting value, the second inductive switch 13 receives the signal rear motor 1 that sensor block 6 sends and reverses, measured workpiece moves to the direction away from motor, timer in control circuit starts timing simultaneously, within 3 seconds, rear motor 1 stops operating, complete trace routine.
Counter in control circuit receives thread rolling machine signal, records thread rolling machine rolled thread quantity, receives the second inductive switch 13 signals simultaneously, records detection information.Counter receives after 20 pulse signals of thread rolling machine output, if do not receive the signal of the second inductive switch 13, sends control signal and makes thread rolling machine stop action, completes the loop program of the control test frequency.
Claims (5)
1. an external thread pick-up unit, it is characterized in that, it comprises motor (1), cartridge type transmission shaft (3), slide post (12), sensor block (6), ring gauge (8) and two inductive switches, the rear end shutoff of described cartridge type transmission shaft (3) is also connected with the output shaft of motor (1) by limited torque gearing, described ring gauge (8) is coaxially fixed on the front end of cartridge type transmission shaft (3), described slide post (12) pine is enclosed within cartridge type transmission shaft (3), and its rear end is provided with volute spring (5); Described sensor block (6) is positioned at the outside of cartridge type transmission shaft (3) and is connected with slide post (12) by the connecting link (18) of the axial long hole on cartridge type transmission shaft (3) sidewall, the first inductive switch (11) is fixed on the anterior side of ring gauge (8) corresponding with measured workpiece (10), the second inductive switch (13) is positioned at cartridge type transmission shaft (3) one sides corresponding with sensor block (6), the output signal connection control circuit of two inductive switches.
2. a kind of external thread pick-up unit according to claim 1, it is characterized in that, described limited torque gearing comprises drive socket (2), gland (4), stage clip (14) and damping bolt (15), the rear end of described drive socket (2) is sleeved on the output shaft of motor (1) and is fixedly connected with the output shaft of motor (1), front end sleeve is connected with cartridge type transmission shaft (3) at the outside bearing (16) that also passes through in the rear end of cartridge type transmission shaft (3), described damping bolt (15) is positioned at radial direction through hole on drive socket (2) sidewall corresponding with the groove on cartridge type transmission shaft (3) outer wall, it is outside and corresponding with the radial direction through hole on drive socket (2) sidewall that described gland (4) is sleeved on drive socket (2), between gland (4) and damping bolt (15), place stage clip (14).
3. a kind of external thread pick-up unit according to claim 2, is characterized in that, the front end of described slide post (12) is provided with coaxial with it threaded hole, is rotary with the stroke regulating screw (9) corresponding with measured workpiece (10) in this threaded hole.
4. a kind of external thread pick-up unit according to claim 3, is characterized in that, described stage clip (14) and damping bolt (15) arrange multiple, and they are circumferentially uniformly distributed along drive socket (2).
5. a kind of external thread pick-up unit according to claim 4, is characterized in that, described ring gauge (8) is connected with cartridge type transmission shaft (3) by ring gauge sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320677101.3U CN203672252U (en) | 2013-10-31 | 2013-10-31 | Outer thread detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320677101.3U CN203672252U (en) | 2013-10-31 | 2013-10-31 | Outer thread detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203672252U true CN203672252U (en) | 2014-06-25 |
Family
ID=50968538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320677101.3U Expired - Fee Related CN203672252U (en) | 2013-10-31 | 2013-10-31 | Outer thread detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203672252U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036510A (en) * | 2017-03-17 | 2017-08-11 | 广东长盈精密技术有限公司 | Thread test device |
| CN107202526A (en) * | 2017-05-24 | 2017-09-26 | 南京沃联科技有限公司 | Thread automatic checkout equipment |
| CN109443136A (en) * | 2018-12-19 | 2019-03-08 | 昆山鑫轮超硬磨具有限公司 | External screw thread detection machine |
| CN111457872A (en) * | 2019-03-29 | 2020-07-28 | 张爽 | Quick detection device of external screw thread |
| CN114322700A (en) * | 2021-12-31 | 2022-04-12 | 海盐龙晟科技股份有限公司 | High accuracy axial displacement external screw thread detection mechanism for drive screw |
| CN117367233A (en) * | 2023-12-05 | 2024-01-09 | 洛阳信成精密机械有限公司 | Thread detection device and use method |
-
2013
- 2013-10-31 CN CN201320677101.3U patent/CN203672252U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036510A (en) * | 2017-03-17 | 2017-08-11 | 广东长盈精密技术有限公司 | Thread test device |
| CN107202526A (en) * | 2017-05-24 | 2017-09-26 | 南京沃联科技有限公司 | Thread automatic checkout equipment |
| CN109443136A (en) * | 2018-12-19 | 2019-03-08 | 昆山鑫轮超硬磨具有限公司 | External screw thread detection machine |
| CN109443136B (en) * | 2018-12-19 | 2024-09-20 | 昆山鑫轮超硬磨具有限公司 | External thread detecting machine |
| CN111457872A (en) * | 2019-03-29 | 2020-07-28 | 张爽 | Quick detection device of external screw thread |
| CN111457872B (en) * | 2019-03-29 | 2024-04-19 | 张爽 | Quick detection device of external screw thread |
| CN114322700A (en) * | 2021-12-31 | 2022-04-12 | 海盐龙晟科技股份有限公司 | High accuracy axial displacement external screw thread detection mechanism for drive screw |
| CN114322700B (en) * | 2021-12-31 | 2024-03-26 | 海盐龙晟科技股份有限公司 | External thread detection mechanism for high-precision axial displacement drive screw |
| CN117367233A (en) * | 2023-12-05 | 2024-01-09 | 洛阳信成精密机械有限公司 | Thread detection device and use method |
| CN117367233B (en) * | 2023-12-05 | 2024-03-08 | 洛阳信成精密机械有限公司 | Thread detection device and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20211031 |