CN202223506U - Rotary joint locking device - Google Patents
Rotary joint locking device Download PDFInfo
- Publication number
- CN202223506U CN202223506U CN2011202762393U CN201120276239U CN202223506U CN 202223506 U CN202223506 U CN 202223506U CN 2011202762393 U CN2011202762393 U CN 2011202762393U CN 201120276239 U CN201120276239 U CN 201120276239U CN 202223506 U CN202223506 U CN 202223506U
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- CN
- China
- Prior art keywords
- rotary joint
- joint
- locking
- locking device
- electromagnetic lock
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to an electromagnetic locking device, in particular to a rotary joint locking device of a massaging hand, which belongs to the technical field of a massage device. The rotary joint locking device comprises a rotary joint mechanism and a locking mechanism which is used for controlling the rotary joint mechanism to move. According to the rotary joint locking device provided by the utility model, an electromagnetic lock is used for pinning a tapered pin shaft into a locating hole on a large gear at a joint so as to lock the joint. Due to the locking mode of the rotary joint locking device, the locking manner of the existing joint locking mechanism which realizes the joint locking by means of friction is changed, and the problem of locking failure existing in the traditional locking mechanism is solved.
Description
Technical field
This utility model relates to a kind of electromagnetic locking device, and especially a kind of rotary joint locking device of massaging hands belongs to the massage machine technical field.
Background technology
At present; Existing rotary joint locking device, like the joint retaining mechanism of No. 01229822.0 disclosed mechanical arm of patent, this joint of mechanical arm retaining mechanism comprises end axle and the axle bed that armed lever is provided with; The end axle is supported in axle bed; The end axle sleeve is equipped with electromagnetic clutch, and the half-clutch device and the axle bed that are provided with solenoid, armature and stator of this clutch fix, and the half-clutch device that is provided with moving plate fixes with the end axle; Stator, the alternate setting of moving plate are also superimposed in the armature surface, and armature is provided with and makes fixed, moving plate frictional engagement and make the arresting spring of moving plate.During the electromagnetic clutch dead electricity, fixed, moving plate frictional engagement under the effect of spring and armature are locked joint of mechanical arm; Electromagnetic clutch gets when electric, and the armature adhesive makes moving plate be in movable state.This joint of mechanical arm retaining mechanism is the effect that relies on spring and armature, makes, the stator frictional engagement, locks joint of mechanical arm.The frictional force that this mechanism relies on the effect of spring and armature to produce is locked the joint, and coupling mechanism force is too little, if the mechanical arm end load is excessive, the power that acts on the joint of mechanical arm place greater than move, during the frictional force of stator, this retaining mechanism can lose efficacy.
No. 200910213501.7 disclosed a kind of electric locking and rotating joints that are used for auxiliary arm for surgical operation of patent and for example; This electric locking and rotating joint comprises joint rotating mechanism and joint retaining mechanism; The driven by motor drag ring motion of joint retaining mechanism; Produce frictional force when drag ring contacts with the chassis, joint of joint rotating mechanism, make joint rotating mechanism locking; The driven by motor drag ring leaves chassis, joint frictional force and eliminates, and the joint rotating mechanism is unclamped.This electric locking and rotating joint complex structure, the locking in joint also are to rely on frictional force to realize that the mechanical arm end load is excessive, and the power that acts on joint is during greater than frictional force, and retaining mechanism can lose efficacy.
Above-mentioned rotary joint retaining mechanism all is to make joint locking through frictional force, and this locking mode requires the load at rotary joint place can not be excessive, otherwise the active force that produces at the rotary joint place can cause retaining mechanism to lose efficacy during greater than the frictional force of retaining mechanism.
Summary of the invention
The purpose of this utility model is to solve the weak point that above-mentioned prior art exists, and a kind of simple in structure, safe and reliable rotary joint locking device is provided.
A kind of rotary joint locking device, its special character are to comprise rotary joint mechanism and the retaining mechanism that is used to control the rotary joint mechanism kinematic;
Said rotary joint mechanism comprises support member 1; Rotating shaft 6 and motor 8 are installed in the support member 1; Rotating shaft 6 is installed in the support member 1 through two copper bushes 7, and rotating shaft 6 is provided with co-axial gear wheel 3, and the face of gear edge of gear wheel 3 is provided with locating hole; The output shaft of motor 8 is provided with co-axial pinion 2, and gear wheel 3, pinion 2 are connected with a joggle; During work, motor 8 slows down through gear wheel 3, pinion 2 and drives rotating shaft 6 rotations, and rotating shaft 6 drives connected massage machine and rotates together;
The quantity of said locating hole is 2-8;
Said retaining mechanism comprises the electromagnetic lock 5 that is installed in the support member 1; The axle front end of electromagnetic lock 5 is equipped with and is used for the interior taper bearing pin 9 of locating hole that pin is gone into gear wheel 3; The shaft end of electromagnetic lock 5 is equipped with back-moving spring 13, and the top of electromagnetic lock 5 is equipped with sliding tray 10, is interspersed with sliding axle 12 in the sliding tray 10; Sliding axle 12 1 ends extend outside the sliding tray 10, link to each other through the shaft end of brace 14 with electromagnetic lock 5; When electromagnetic lock 5 energisings; The electromagnetism lock shaft drives taper bearing pin 9 pins of front end goes in the locating hole of gear wheel 3, with joint locking, when electromagnetic lock 5 outages; Electromagnetic lock 5 drives front end under the effect of back-moving spring 13 taper bearing pin 9 withdraws from the locating hole of gear wheel 3, with joints open.
The rotary joint locking device of this utility model; Be to utilize electromagnetic lock the cone pin pivot pin to be gone in the locating hole on the gear wheel of joint; With locked joint, this locking mode has changed existing joint retaining mechanism and has relied on friction to realize the locking mode of joint locking; Solve the problem of the locking inefficacy of existing retaining mechanism existence, had boundless application prospect.
Description of drawings
Fig. 1: the structural representation of the rotary joint locking device of this utility model;
Fig. 2: the structural representation of this utility model rotary joint mechanism;
Fig. 3: the structural representation of this utility model retaining mechanism.
The specific embodiment
Provide the specific embodiment of this utility model below with reference to accompanying drawing, be used for this utility model is done further explanation.
The rotary joint locking device of this utility model comprises rotary joint mechanism and retaining mechanism with reference to accompanying drawing 1-3, and rotary joint mechanism comprises support member 1, pinion 2, gear wheel 3, rotating shaft 6, copper bush 7, motor 8.Motor 8 is installed on the support member 1, and the two ends of rotating shaft 6 are installed on the support member 1 through two copper bushes 7, and rotating shaft 6 is provided with co-axial gear wheel 3, and the output shaft of motor 8 is provided with co-axial pinion 2, gear wheel 3 and pinion 2 engaged transmission.Motor 8 slows down through gear wheel 3, pinion 2 and drives rotating shaft 6 rotations.Be fixedly connected with massage machine on the rotating shaft 6, rotate with rotating shaft 6;
Retaining mechanism comprises grooved optocoupler assembly 4, electromagnetic lock 5, taper bearing pin 9, sliding tray 10, light barrier 11, sliding axle 12, back-moving spring 13, brace 14.Electromagnetic lock 5 is installed on the support member 1, and electromagnetism lock shaft front end is equipped with taper bearing pin 9, and the electromagnetic lock shaft end is equipped with back-moving spring 13.Sliding tray 10 is installed on the electromagnetic lock 5, and sliding axle 12 links to each other with the electromagnetism lock shaft through brace 14 and can in sliding tray 10, slide.Light barrier 11 is installed on the sliding axle 12, and grooved optocoupler assembly 4 is installed on the support member 1.When electromagnetic lock 5 energisings and outage, drive light barrier 11 through sliding axle 12 and seesaw, block two grooved optocouplers of grooved optocoupler assembly 4 at two extreme position light barriers 11 of its motion respectively;
2-8 locating hole arranged on the gear wheel 3 of rotary joint mechanism, and when motor 8 drove gear wheels 3 and rotates to corresponding position, the electromagnetism lock shaft of retaining mechanism was coaxial with the locating hole of gear wheel 3 respectively.When electromagnetic lock 5 energisings, the electromagnetism lock shaft drives taper bearing pin 9 pins of front end goes in the locating hole of gear wheel 3, and with joint locking, the light barrier 11 of retaining mechanism moves with the electromagnetism lock shaft simultaneously, and light barrier 11 blocks a grooved optocoupler of grooved optocoupler assembly 4; When electromagnetic lock 5 outages; Electromagnetic lock 5 drives front end under the effect of back-moving spring 13 taper bearing pin 9 withdraws from the locating hole of gear wheel 3; With joints open; The light barrier 11 of retaining mechanism moves with the electromagnetism lock shaft simultaneously, and light barrier 11 blocks the another one grooved optocoupler of grooved optocoupler assembly 4.
The rotary joint locking device of this utility model is to utilize electromagnetic lock the cone pin pivot pin to be gone in the locating hole on the gear wheel of joint, with locked joint.This locking mode has changed the locking mode that the retaining mechanism dependence friction of existing joint realizes joint locking, has solved the problem of the locking inefficacy of existing retaining mechanism existence.
Claims (2)
1. rotary joint locking device, the retaining mechanism that it is characterized in that comprising rotary joint mechanism He be used to control the rotary joint mechanism kinematic;
Said rotary joint mechanism comprises support member (1); Rotating shaft (6) and motor (8) are installed in the support member (1); Rotating shaft (6) is installed in the support member (1) through two copper bushes (7), and rotating shaft (6) is provided with co-axial gear wheel (3), and the face of gear edge of gear wheel (3) is provided with locating hole; The output shaft of motor (8) is provided with co-axial pinion (2), and gear wheel (3), pinion (2) are connected with a joggle;
Said retaining mechanism comprises the electromagnetic lock (5) that is installed in the support member (1); The axle front end of electromagnetic lock (5) is equipped with and is used for the taper bearing pin (9) that pin is gone into the locating hole of gear wheel (3); The shaft end of electromagnetic lock (5) is equipped with back-moving spring (13); The top of electromagnetic lock (5) is equipped with sliding tray (10); Be interspersed with sliding axle (12) in the sliding tray (10), sliding axle (12) one ends extend outside the sliding tray (10), link to each other through the shaft end of brace (14) with electromagnetic lock (5).
2. according to the described a kind of rotary joint locking device of claim 1, the quantity that it is characterized in that said locating hole is 2-8.
3, according to the described a kind of rotary joint locking device of claim 1, it is characterized in that on the axial plane of said sliding axle (12) light barrier (11) being installed, the flute profile optocoupler assembly (4) that is used with light barrier (11) is installed on the support member (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202762393U CN202223506U (en) | 2011-08-01 | 2011-08-01 | Rotary joint locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202762393U CN202223506U (en) | 2011-08-01 | 2011-08-01 | Rotary joint locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202223506U true CN202223506U (en) | 2012-05-23 |
Family
ID=46074117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202762393U Withdrawn - After Issue CN202223506U (en) | 2011-08-01 | 2011-08-01 | Rotary joint locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202223506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350705A (en) * | 2011-08-01 | 2012-02-15 | 山东康泰实业有限公司 | Rotary joint locking device |
-
2011
- 2011-08-01 CN CN2011202762393U patent/CN202223506U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350705A (en) * | 2011-08-01 | 2012-02-15 | 山东康泰实业有限公司 | Rotary joint locking device |
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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: 20120523 Effective date of abandoning: 20140910 |
|
| RGAV | Abandon patent right to avoid regrant |