CN107224154A - Worm screw self-locking card display stand and its control method - Google Patents
Worm screw self-locking card display stand and its control method Download PDFInfo
- Publication number
- CN107224154A CN107224154A CN201710428241.XA CN201710428241A CN107224154A CN 107224154 A CN107224154 A CN 107224154A CN 201710428241 A CN201710428241 A CN 201710428241A CN 107224154 A CN107224154 A CN 107224154A
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- China
- Prior art keywords
- worm screw
- display stand
- rack
- card display
- base
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F5/00—Show stands, hangers, or shelves characterised by their constructional features
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F7/00—Show stands, hangers, or shelves, adapted for particular articles or materials
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B73/00—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices
- E05B73/0017—Anti-theft devices, e.g. tags or monitors, fixed to articles, e.g. clothes, and to be removed at the check-out of shops
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B73/00—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices
- E05B73/0082—Devices for locking portable objects against unauthorised removal; Miscellaneous locking devices for office machines, e.g. PC's, portable computers, typewriters, calculators
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/002—Geared transmissions
Abstract
The present invention provides a kind of worm screw self-locking card display stand and its control method, and wherein display stand includes the worm gear being meshed in base, base from lock set including worm screw, with worm screw, and the lead angle of worm screw is less than the equivalent friction angle between the sawtooth of worm gear；The latch components being arranged on base include rack and positioning strip, rack is engaged with worm gear, rack is moved towards or away from positioning strip, the free end of rack and positioning strip is equipped with lock, base is provided with control unit, control unit includes processing module, USB and motor, and processing module sends control signal, motor connection worm screw after receiving the authentication signal of USB output to motor；Of the invention to realize self-locking from lock set using above structure, showpiece is fixed on after latch components, and operator can not be destroyed from lock set, realizes antitheft, and pilot hole on base is blocked, it is impossible to dismantle, and strengthens antitheft dynamics.
Description
Technical field
The present invention relates to displaying tools technical field, more particularly, to a kind of worm screw self-locking card display stand and its controlling party
Method.
Background technology
Mobile phone on the market, tablet personal computer etc. electronics showpiece usually require to be placed on to be used to show on showing stand, so as to
Customer Yu understands the performance of electronics showpiece, because the electronics showpiece such as mobile phone, tablet personal computer is expensive, therefore for antitheft, city
Also there is the showing stand of a variety of antitheft modes in face, for example：The 1st, abnormal alarm function is set on the showing stand of electronics showpiece, when setting
When electronics showpiece on showing stand supporting plate is separated with supporting plate, induction alarm switch can be triggered, alarm is sent alarm；2、
The display stand of mechanical anti-theft and anti-robbing.
But although both the above mode can reach a certain degree of antitheft, both the above antitheft mode is also easy to
Crack, antitheft not thorough enough and fixed or release showpiece troublesome poeration.
The content of the invention
The main object of the present invention be to provide a kind of strong and easily operated worm screw self-locking card display stand of antitheft dynamics and its
Control method.
To realize above-mentioned main purpose, the worm screw self-locking card display stand that the present invention is provided includes：
Base, base includes bottom plate；
From lock set, it is arranged on from lock set in base, from worm gear of the lock set including worm screw and with worm engaging, snail
The lead angle of bar is less than the equivalent friction angle of the between cog of worm gear；
Latch components, latch components are arranged on base, and latch components include rack, and rack is engaged with worm gear, rack
Free end is provided with the first lock.
As can be seen here, the lead angle of worm screw is less than the equivalent friction angle between the sawtooth of worm gear, has self-locking performance from lock set,
Worm gear can only be driven by worm screw, and worm screw can not be taken to by worm gear, operator can not rotate worm gear by pullling rack, because
This latch components can not make motion, so as to reach antitheft function.During locking, it can set another on the desktop for placing showpiece
Lock, showpiece is arranged between two locks, and worm screw is twisted manually, and worm screw rotation drives worm gear wheel, driven during worm gear wheel
The distance between first lock and another lock on the rack motion engaged with worm gear, the free end of rack are shortened so as to fixed
Showpiece, operation is quick and convenient, and the direction of rotation of worm screw is opposite when the direction of rotation of worm screw is with fixed showpiece during expansion showpiece.
Further scheme is that latch components include positioning strip, and positioning strip is fixed on base, and the free end of positioning strip is set
The second lock is equipped with, rack is moved towards or away from positioning strip.
It can be seen that, worm gear wheel drives the movement of mobile rack, and positioning strip is fixed on base, and positioning strip is not moved,
With the movement of rack, shorten or increase the distance of the first lock and the second lock on positioning strip on rack, so as to realize
Fixation or release to showpiece.
Another scheme is that positioning strip is provided with sawtooth, and positioning strip is engaged with worm gear, and rack is moved towards or away from positioning strip
Dynamic, positioning strip is moved towards or away from rack.
It can be seen that, rack is engaged with positioning strip with worm gear, i.e., worm gear wheel when moved simultaneously with carry-over bar and positioning strip.
Further scheme is that base also includes side plate, and side plate is provided with the first perforate, and the direction of principal axis connection first of worm screw is opened
Hole, worm screw includes operating portion, and bottom plate is provided with the second perforate, and spacing block is provided between the first perforate and operating portion, and spacing block is passed through
Wear the second perforate.
It can be seen that, after fixed showpiece, spacing block is located between the first perforate and worm screw, the first perforate of cut-off and worm screw so that
Worm screw can not be twisted manually by the first perforate, further realized antitheft；Because latch components are arranged on the top of base, therefore
The first perforate that showpiece is completely covered on base, and side plate is isolated block and separated, therefore the visible pilot hole on base is blocked
Plug, it is impossible to dismantle, strengthens antitheft dynamics；Contacts baseplate installs the desktop of display stand, and the second perforate is hidden after display stand is installed,
Second perforate of the spacing block on bottom plate separates the first perforate and worm screw, reduces visible installation site, further antitheft.
Another scheme is that coaxial on worm gear to be provided with gear, rack and pinion engagement, rack is provided with chute, gear
Through the chute of rack.
It can be seen that, the rack in latch components can directly engage the gear of setting coaxial with worm gear, realize gear band carry-over bar
Motion.
The worm screw self-locking card display stand that the present invention is provided includes base, and base includes bottom plate；
From lock set, it is arranged on from lock set in base, from worm gear of the lock set including worm screw and with worm engaging, snail
The lead angle of bar is less than the equivalent friction angle of the between cog of worm gear；
Latch components, latch components are arranged on base, and latch components include rack, and rack is engaged with worm gear, rack
Free end is provided with the first lock；
Control unit, control unit includes processing module, USB and motor, and motor is connected with worm screw, and processing module is used
In the authentication signal for receiving USB output, processing module is according to authentication signal to motor output control signal.
It can be seen that, during locking, showpiece is arranged between two locks, USB insertion usb key, processing module receives USB
The locking signal of socket output, processing module is according to locking signal to motor output control signal, and motor driving worm screw rotates, snail
Bar rotation drive worm gear wheel, worm gear wheel drive engage with worm gear rack motion, the free end of rack first latch and
The distance of another lock is shortened so as to fixed showpiece, and releasing process is consistent with locking process, makes processing module by usb key
Motor is sent a signal to, motor is driven worm screw rotation, but worm screw direction of rotation and worm screw in locking process in releasing process
It is easy to operate as long as direction of rotation is on the contrary, plug usb key, you can the automatic fixation and release for carrying out showpiece.
Further scheme is that worm screw self-locking card display stand also includes fixed lid, and latch components are arranged on base and fixation
It is fixed to cover provided with connecting hole between lid, it is provided with base in mounting hole, connecting hole through there is connector, connector is with installing
Hole is connected.
It can be seen that, when installing showpiece, the fixed lid of showpiece covering, the fixed connecting hole covered is hidden, further reduced visible
Installation site, strengthens antitheft.
Further scheme is that control unit also includes trigger switch, and processing module receives the triggering of trigger switch output
Signal, fixed cover also sets up the 3rd perforate, and trigger switch runs through the 3rd perforate.
It can be seen that, situation about being lost in usb key resets password, to ensure display stand using trigger switch to new key
Normal use.
The control method for the worm screw self-locking card display stand that the present invention is provided, the control method of worm screw self-locking card display stand includes
Following steps：
S1, driving worm screw rotation；
S2, worm screw rotation drive worm gear wheel；
S3, worm gear rotational band carry-over bar movement；
It can be seen that, instrument can be used in operator, and driving worm screw rotation drives worm gear wheel, so as to drive tooth by worm screw rotation
Bar is moved, and realizes locking and unblock of the display stand to showpiece.
The control method for the worm screw self-locking card display stand that the present invention is provided, the control method of worm screw self-locking card display stand includes
Following steps：
S1, processing module are received after authentication signal by USB, and processing module is to motor output control signal；
S2, motor are according to control signal, driving worm screw rotation；
S3, worm screw rotation drive worm gear wheel；
S4, worm gear rotational band carry-over bar movement.
It can be seen that, using the control method, driving worm screw can be controlled so that realize worm screw under the driving of motor
Rotation, the rotation of worm screw drives worm gear wheel, so that the motion with carry-over bar, realizes the locking and unblock to showpiece.
Brief description of the drawings
Fig. 1 is the structure chart of the first embodiment of the worm screw self-locking card display stand of the present invention.
Fig. 2 is the structure chart of the chassis interior part of the first embodiment of the worm screw self-locking card display stand of the present invention.
Fig. 3 is the structure at another visual angle of the chassis interior part of the first embodiment of the worm screw self-locking card display stand of the present invention
Figure.
Fig. 4 is the structure chart of the chassis interior part of the second embodiment of the worm screw self-locking card display stand of the present invention.
Fig. 5 is the system block diagram of the second embodiment of the worm screw self-locking card display stand of the present invention.
Fig. 6 is to increase the structure chart after fixed lid in the second embodiment of the worm screw self-locking card display stand of the present invention.
Fig. 7 is the use state figure of the second embodiment of the worm screw self-locking card display stand of the present invention.
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment
The worm screw self-locking card display stand of the present invention is used to be provided with worm screw self-locking group in the displaying of showpiece, display stand of the invention
Part, from the self-locking performance of lock set can safeguard protection effect, realize antitheft, display stand during displaying during displaying
Without visible pilot hole, it is impossible to dismantle, further realize antitheft, electronic control unit is additionally provided with display stand, showpiece is carried out automatically
Fixation and release, it is easy to operate.
The worm screw self-locking card display stand first embodiment of the present invention：
Referring to Fig. 1 to Fig. 3, worm screw self-locking card display stand of the invention, including base 1, base 1 include bottom plate 11 and side plate
12, side plate 12 is provided with the first perforate 13, and bottom plate 11 is provided with the second perforate 14.
It is provided with base 1 from lock set 2, the worm gear 22 being meshed from lock set 2 including worm screw 21, with worm screw 21, its
The lead angle of middle worm screw 21 is less than the equivalent friction angle of the between cog of worm gear 22, now has self-locking performance from lock set 2, i.e., can only be by snail
Bar 21 drives worm gear 22, and worm screw 21 can not be driven by worm gear 22, and safeguard protection is played to showpiece from the self-locking performance of lock set 2 and is made
With.Worm screw 21 includes operating portion 211, and the wherein shape of the operating portion for being shaped as anti-theft screw of operating portion 211 is consistent, therefore needs
Special instrument is used, the shape in ability respective operations portion 211 could be operated to worm screw 21.The direction of principal axis of worm screw 21
The first perforate 13 is connected, spacing block 23 is provided between the first perforate 13 and worm screw 21, spacing block 23 is towards bottom plate 11 and through the
Separate the first perforate 13 and the operating portion 211 of worm screw 21 after two perforates 14, operator can not be passed through after showpiece is fixed
First perforate 13 is reversed to worm screw 21, realize it is antitheft, while the bottom plate 11 of base 1 is contacted in display stand places display stand
Desktop, therefore the display stand of installation hides the second perforate 14, reduces visible pilot hole, further realizes antitheft, spacing block
23 can be screw.
Provided with fluting 15 in base 1, fluting 15 is connected between the first perforate 13 and the operating portion 211 of worm screw 21, and second opens
Hole 14 is connected with fluting 15, and contraposition is played a part of in 15 pairs of worm screws 21 of fluting in base 1, the first perforate 13 so that operator
The operating portion 211 of worm screw 21 can be twisted exactly by the first perforate 13.
Latch components 3 are arranged on 1 on base, including gear 33, rack 31, and rack 31 is engaged with gear 33, worm gear 22 with
Gear 33 is coaxially disposed, and the direction of rotation of worm gear 22 is identical with the direction of rotation of gear 33；The free end of rack 31 is provided with first
Lock 34, wherein another lock can be fixedly installed on the desktop for placing display stand, first latches 34 towards or away from another lock
Button motion, the shortening or increase of distance, which are realized, between being latched with two is fixed or deploys to showpiece.
As another scheme, latch components 3 include positioning strip 32, and positioning strip 32 is fixed on base 1, positioning strip 32
Free end is provided with the second lock 37, and rack 31 is moved towards or away from positioning strip 32, turn of the rotational band carry-over bar 31 of worm gear 22
Dynamic, positioning strip 32 is fixed on base 1, and positioning strip 32 is not moved, with the movement of rack 31, increase or the mobile tooth of shortening
The first lock 34 on bar 31 and the second lock the distance between 37 on positioning strip 32, so as to realize fixing or releasing to showpiece
Put.Or sawtooth is set on positioning strip 32, positioning strip 32 is engaged with gear 33, and rack 31 is moved towards or away from positioning strip 32
Dynamic, positioning strip 32 is moved towards or away from rack 31, when positioning strip 32 may move, the rotation of worm gear 22 simultaneously with carry-over bar 31 with
The movement of positioning strip 32, with the first lock 34 and the second lock the distance between 37, so as to realize fixing or releasing to showpiece
Put.
Rack 31 can be provided with chute 36 with positioning strip 32, and the side of chute 36 is provided with sawtooth 35, the sawtooth 35 of rack 31
Set face-to-face with the sawtooth 35 of positioning strip 32, gear 33 is simultaneously through rack 31 and the chute 36 on positioning strip 32 and and rack
31st, the sawtooth 35 of positioning strip 32 is engaged.The quantity of its middle rack 31 and positioning strip 32 can increase according to the shape size of showpiece.
When the rotation driven gear 33 of worm gear 22 is rotated, gear 33 drives rack 31, the positioning strip 32 engaged with gear 33
Rotate, rack 31 moves towards or away from positioning strip 32, positioning strip 32 is moved towards or away from rack 31, with rack 31 from
First on end latches 34 shortens or increase realization pair with the second lock the distance between 37 on the free end of positioning strip 32
The fixation or release of showpiece.
Rack 31 also can be engaged directly with positioning strip 32 with worm gear 22, and worm gear 22 is simultaneously through rack 31 and positioning strip 31
On chute 36, and engaged with the sawtooth 35 of rack 31, positioning strip 32.
When showpiece is installed, showpiece is arranged between two locks, worm screw 21, worm screw are twisted manually after the first perforate 13
21 rotations drive worm gear 22 to rotate, and gear 33 is rotated when worm gear 22 is rotated, and gear 33 rotates the rack for driving and being engaged with gear 33
31st, positioning strip 32 is moved, and rack 31 is mutually shunk so as to fixed showpiece with the lock on positioning strip 32, fixes spacing block after showpiece
23 run through the second perforate 14, the first perforate of cut-off 13 and worm screw 21 towards bottom plate 11 so that operator can not pass through the first perforate
13 twist worm screw 21 manually, wherein because the lead angle of worm screw 21 is less than the equivalent friction angle of the between cog of worm gear 22, now can only be by
Worm screw 21 drives worm gear 22, and worm screw 21 can not be driven by worm gear 22, and after showpiece is fixed, operator can not be by pullling
Rack 31 makes gear 33 drive worm gear 22 to rotate with positioning strip 32, therefore operator can not drive the motion of rack 31 to discharge exhibition
Product, thus realize it is antitheft, from the self-locking performance of lock set 2 showpiece is played safeguard protection effect.
The worm screw self-locking card display stand second embodiment of the present invention：
Referring to Fig. 4 to Fig. 5, be provided with base 1 with first embodiment identical modular construction, set up control in base 1
Unit 4, control unit 4 includes processing module 40, USB 41 and motor 44, and motor 44 is connected with worm screw 21, processing module 40
Receive after the unlocking signal that USB 41 is exported, just to the output control signal of motor 44, motor 44 is received to be started after control signal
Driving worm screw 21 rotates.
Control unit 4 includes trigger switch 42, after usb key is lost, can remove product to display stand manual unlocking
Trigger signal is exported to processing module 40 using trigger switch 42 afterwards, the trigger signal is that password matches somebody with somebody signal again, is easy to new USB
Key carries out password and matched somebody with somebody again.
Also include bluetooth module 43 in control unit 4, bluetooth module 43 is used for display stand and carries out signal biography with external device (ED)
Pass.
There is jack 45 corresponding with USB 41 on the side plate 12 of base 1, be easy to operator to provide and 41 pairs of USB
The usb key answered, the wherein usb key can correspond to the displaying of varying number according to the administration authority of the holder of usb key
Seat, the usb key that such as corporate executive is held can correspond to multiple display stands, and Middle-level Managers ' holds usb key and only corresponds to one
Display stand.
When carrying out showpiece fixation, after usb key inserts USB 41 by jack 45, usb key is to control unit
4 provide power supply, and processing module 40 starts to recognize key, if key is correct, processing module 40 sends a control signal to motor 44
Worked with motor 44, i.e., the display stand of the present embodiment is non-transformer display stand, and the mistake of showpiece is fixed or discharge in display stand
Usb key is required in journey and provides power supply for display stand, passive display stand can avoid many troubles of air transportation, such as in transport
During avoid processing module from making a mistake causing the situation of electric motor starting；Certainly power supply mould can be also set up in control unit 4
Block, is easy to be remotely controlled control unit 4.
In this embodiment, in the case where usb key is lost, using the first perforate 13 of the side plate 12 of base 1, the
Two perforates 14, fluting 15 and spacing block 23 carry out manual locking or unblock to worm screw 21.It can also be not provided with this embodiment
First perforate 13, the second perforate 14, fluting 15 and spacing block 23, are driven using control unit 4 to worm screw 21.
Referring to Fig. 6, worm screw self-locking card display stand also includes fixed lid 5, latch components 3 be arranged on base 1 and fixed lid 5 it
Between.Fixed lid 5, which is provided with connecting hole 51, base 1, is provided with mounting hole 16, and mounting hole 16 is arranged on bottom plate 11, connecting hole 51
Connect, be connected using connector through connecting hole 51 with mounting hole 16 with mounting hole 16.When showpiece is installed, the fixed lid of showpiece covering
5, the connecting hole 51 fixed on lid 5 is hidden, and reduces visible installation site, is strengthened antitheft.Pilot hole 17 is additionally provided with bottom plate 11,
Pilot hole 17 is connected with mounting hole 16, and the pilot hole 17 on bottom plate 11 is used to display stand is fixed on the desktop for placing showing stand
On.
The 3rd perforate 52 is also set up on fixed lid 5, trigger switch 42 runs through the 3rd perforate 52, and trigger switch 42 is through fixation
The 3rd perforate 52 on lid 5.
During unblock, the processing module 40 in trigger control unit 4 so that processing module 40 sends a control signal to motor
44, make motor 44 drive worm screw 21 to rotate, during unblock the direction of rotation of worm screw 21 and during locking worm screw 21 direction of rotation on the contrary,
So as to be moved with carry-over bar 31, showpiece is discharged.Referring to Fig. 7, because latch components 3 are arranged on the top of base 1, therefore showpiece is complete
Block 23 is isolated without the first perforate 13 on visible pilot hole, and side plate 12 to separate, strengthen on all standing base 1, base 1
Antitheft dynamics.
The control method first embodiment of the worm screw self-locking card display stand of the present invention：
The control method for the worm screw self-locking card display stand that the present invention is provided, wherein worm screw self-locking card display stand are above-mentioned worm screw
Worm screw self-locking card display stand in self-locking card display stand first embodiment, the control method of worm screw self-locking card display stand is including following
Step：
S1, after the first perforate 13 drive worm screw 21 rotate；
S2, the rotation of worm screw 21 drive worm gear 22 to rotate；
S3, the rotational band carry-over bar 31 of worm gear 22 are moved；
In showpiece fixation procedure, instrument can be used in operator, and instrument runs through driving worm screw 21 after the first perforate 13 and rotated,
By worm screw 21 rotate drive worm gear 22 rotate, so as to be moved with carry-over bar 31 so that on rack 31 first lock 34 with it is another
The distance between lock shortens, if being provided with positioning strip 32 on base 1, shortens the first lock 34 and positioning strip 32 on rack 31
On second lock the distance between 37, tighten up showpiece, realize locking of the display stand to showpiece.In releasing process, it can equally make
Run through driving worm screw 21 after the first perforate 13 with instrument to rotate, rotating drive worm gear 22 by worm screw 21 rotates, so that with carry-over bar
The distance between first lock 34 and another lock on 31 movements, rack 31 increase, and discharge showpiece.
The control method second embodiment of the worm screw self-locking card display stand of the present invention：
The control method for the worm screw self-locking card display stand that the present invention is provided, worm screw self-locking card display stand is above-mentioned worm screw self-locking
Worm screw self-locking card display stand in card display stand second embodiment, the control method of worm screw self-locking card display stand includes locking process
With releasing process, wherein locking process comprises the following steps：
S1, after the first perforate 13 drive worm screw 21 rotate；
S2, the rotation of worm screw 21 drive worm gear 22 to rotate；
S3, the rotational band carry-over bar 31 of worm gear 22 are moved；
S4, setting spacing block 23 are between the first perforate 13 and worm screw 22.
Releasing process comprises the following steps：
S1, processing module 40 are received after unlocking signal by USB 41, and processing module 40 is to the output control of motor 44
Signal；
S2, motor 44 rotate according to control signal, driving worm screw 21；
S3, the rotation of worm screw 21 drive worm gear 22 to rotate；
S4, the rotational band carry-over bar 31 of worm gear 21 are moved.
It can be seen that, during showpiece is locked, instrument, instrument driving snail after the first perforate 13 can be used in operator
Bar 21 rotates, and rotating drive worm gear 22 by worm screw 21 rotates, so as to be moved with carry-over bar 31, the first lock 34 on rack 31 with
The distance between another lock shortens, and tightens up showpiece, realizes locking of the display stand to showpiece, separates the first perforate with spacing block 23
Between 13 and worm screw 21 so that fix after showpiece operator can not again by going to drive worm screw 21 through the first perforate 13,
Realize antitheft；During showpiece is discharged, driving worm screw 21 can be controlled so that realize snail under the driving of motor 44
The rotation of bar 21, the rotation of worm screw 21 drives worm gear 22 to rotate, so that rack 31 is moved, first on rack 31 latches 34 and another
The distance between one lock increases, so as to discharge showpiece.
The control method 3rd embodiment of the worm screw self-locking card display stand of the present invention：
The control method of worm screw self-locking card display stand comprises the following steps：
S1, processing module 40 are received after unlocking signal by USB 41, and processing module 40 is to the output control of motor 44
Signal；
S2, motor 44 rotate according to control signal, driving worm screw 21；
S3, the rotation of worm screw 21 drive worm gear 22 to rotate；
S4, the rotational band carry-over bar 31 of worm gear 21 are moved.
Using the control method, driving worm screw 21 can be controlled so that worm screw 21 is realized under the driving of motor 44
Rotation, the rotation of worm screw 21 drives worm gear 22 to rotate, so as to be moved with carry-over bar 31, the first lock 34 on rack 31 with it is another
The distance between one lock shortens or increased, and realizes the motion side to the lock locking/unlocking, wherein locking process middle rack 31 of showpiece
As long as to the direction of motion with releasing process middle rack 31 on the contrary, plugging usb key, you can the automatic fixation for carrying out showpiece is with releasing
Put, it is easy to operate.
Finally it is emphasized that the invention is not restricted to above-mentioned embodiment, the cut-off mode of such as spacing block, the first lock
The change such as shape, the quantity of rack with the second lock should also be included within the scope of the invention as claimed.
Claims (10)
1. worm screw self-locking card display stand, it is characterised in that including：
Base, the base includes bottom plate；
It is described to be arranged on from lock set in the base from lock set, it is described from lock set include worm screw and with the worm screw
The worm gear of engagement, the lead angle of the worm screw is less than the equivalent friction angle of the between cog of the worm gear；
Latch components, the latch components are arranged on the base, the latch components include rack, the rack with it is described
Worm gear is engaged, and the free end of the rack is provided with the first lock.
2. worm screw self-locking card display stand according to claim 1, it is characterised in that：
The latch components include positioning strip, and the positioning strip is fixed on the base, and the free end of the positioning strip is set
There is the second lock, the rack is moved towards or away from the positioning strip.
3. worm screw self-locking card display stand according to claim 2, it is characterised in that：
The positioning strip is provided with sawtooth, and the positioning strip engages with the worm gear, and the rack is towards or away from the positioning
Bar is moved, and the positioning strip is moved towards or away from the rack.
4. worm screw self-locking card display stand according to claim 1, it is characterised in that：
The base also includes side plate, and the side plate is provided with the first perforate, and the direction of principal axis of the worm screw connects first perforate,
The worm screw include operating portion, the bottom plate be provided with the second perforate, between first perforate and the operating portion be provided with every
From block, the spacing block runs through second perforate.
5. worm screw self-locking card display stand according to claim 4, it is characterised in that：
Coaxial on the worm gear to be provided with gear, the rack is engaged with the gear, and the rack is provided with chute, the gear
Through the chute of the rack.
6. worm screw self-locking card display stand, it is characterised in that including：
Base, the base includes bottom plate；
It is described to be arranged on from lock set in the base from lock set, it is described from lock set include worm screw and with the worm screw
The worm gear of engagement, the lead angle of the worm screw is less than the equivalent friction angle of the between cog of the worm gear；
Latch components, the latch components are arranged on the base, the latch components include rack, the rack with it is described
Worm gear is engaged, and the free end of the rack is provided with the first lock；
Control unit, described control unit includes processing module, USB and motor, and the motor is connected with the worm screw, institute
State the authentication signal that processing module is used to receive USB output, the processing module is according to the authentication signal to institute
State motor output control signal.
7. worm screw self-locking card display stand according to claim 6, it is characterised in that：
The worm screw self-locking card display stand also includes fixed lid, and the latch components are arranged on the base and the fixed lid
Between, the fixation is covered provided with connecting hole, is provided with the base through there is connector in mounting hole, the connecting hole, described
Connector is connected with the mounting hole.
8. worm screw self-locking card display stand according to claim 7, it is characterised in that：
Described control unit also includes trigger switch, and the processing module receives the trigger signal of the trigger switch output, institute
State fixed cover and also set up the 3rd perforate, the trigger switch runs through the 3rd perforate.
9. the control method of worm screw self-locking card display stand, it is characterised in that：The worm screw self-locking card display stand is claim 1-5
Worm screw self-locking card display stand described in any one, the control method of the worm screw self-locking card display stand comprises the following steps：
S1, the driving worm screw rotation；
S2, worm screw rotation drive the worm gear wheel；
S3, the rotation of the worm gear drive the rack movement.
10. the control method of worm screw self-locking card display stand, it is characterised in that：The worm screw self-locking card display stand is claim 6-
Worm screw self-locking card display stand described in 8 any one, the control method of the worm screw self-locking card display stand comprises the following steps：
S1, the processing module are received after authentication signal by the USB, and the processing module is exported to the motor
Control signal；
S2, the motor drive the worm screw rotation according to the control signal；
S3, worm screw rotation drive the worm gear wheel；
S4, the rotation of the worm gear drive the rack movement.
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| CN201710428241.XA CN107224154B (en) | 2017-06-08 | 2017-06-08 | Worm self-locking card display base and control method thereof |
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| CN201710428241.XA CN107224154B (en) | 2017-06-08 | 2017-06-08 | Worm self-locking card display base and control method thereof |
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| CN107224154B CN107224154B (en) | 2020-12-01 |
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| CN107224154B (en) | 2020-12-01 |
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Effective date of registration: 20181115 Address after: 519000 No. 29 Xianggong Road, Xiangzhou District, Zhuhai City, Guangdong Province Applicant after: Zhuhai Xiubao Technology Co., Ltd. Address before: 519000 Nanping Science and Technology Industrial Park, Zhuhai City, Guangdong Province Applicant before: Zhuhai Jinzhan Electronics Co., Ltd. |
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