CN202223506U - Rotary joint locking device - Google Patents

Rotary joint locking device Download PDF

Info

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
Authority
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Withdrawn - After Issue
Application number
CN2011202762393U
Other languages
Chinese (zh)
Inventor
康正
康义开
王伟生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Kangtai Industry Co Ltd
Original Assignee
Shandong Kangtai Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Kangtai Industry Co Ltd filed Critical Shandong Kangtai Industry Co Ltd
Priority to CN2011202762393U priority Critical patent/CN202223506U/en
Application granted granted Critical
Publication of CN202223506U publication Critical patent/CN202223506U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

Links

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

A kind of rotary joint locking device
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.
Light barrier 11 is installed on the axial plane of said sliding axle 12, the flute profile optocoupler assembly 4 that is used with light barrier 11 is installed on the support member 1, light barrier 11 is used with grooved optocoupler assembly 4, feeds back the working condition of retaining mechanism timely.
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 (3)

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).
CN2011202762393U 2011-08-01 2011-08-01 Rotary joint locking device Withdrawn - After Issue CN202223506U (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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

Similar Documents

Publication Publication Date Title
CN102350705B (en) Rotary joint locking device
CN202986801U (en) Dual-motor planetary coupling driving system
WO2013139275A1 (en) Electro-mechanically operated chassis for breaker
CN202223506U (en) Rotary joint locking device
CN105225862A (en) A kind of spring operating mechanism and manual energy storing device thereof
CN202116998U (en) Novel vane gate mechanism with double vanes
CN105751237B (en) A kind of brake apparatus for the joint of robot with gear drive
CN101662131B (en) Electric chassis vehicle transmission assembly
CN202178161U (en) Opening and closing operation mechanism of high-voltage switch cabinet
CN204760252U (en) Automatic circuit breaker electric operating mechanism of separation and reunion
CN104440912A (en) Mechanism for mechanical steering control of steering gear
CN202627698U (en) Actuator of electric door lock
CN207529893U (en) A kind of circuit breaker operation mechanism
CN201498905U (en) Electric chassis vehicle transmission assembly
CN102398078B (en) Mechanical brake structure of chain saw
CN105023814A (en) Electric operation mechanism with in-place separation and reunion and unidirectional transmission functions
CN204732311U (en) There is the electric operating mechanism of circuit-breaker of two-way automatic clutch function
CN205194551U (en) Circuit breaker electric operating mechanism's control system
CN203434804U (en) Brake motor
CN105070553A (en) Breaker electrically-operated mechanism with bidirectional automatic clutch function
CN208252030U (en) The double dynamical output water drilling machine of overhead system convenient to use
CN206666068U (en) A kind of electric synchronous formula orientation rotates and turning device
CN202021345U (en) Main shaft box utilizing electric pushing rod and limiting switch to shift gear
CN204081710U (en) A kind of electronic lock Novel clutch drive unit
CN101539189B (en) A kind of convolution kind of drive and device

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