CN109435504A - A kind of keylocker presses print seal automatically - Google Patents
A kind of keylocker presses print seal automatically Download PDFInfo
- Publication number
- CN109435504A CN109435504A CN201811458298.5A CN201811458298A CN109435504A CN 109435504 A CN109435504 A CN 109435504A CN 201811458298 A CN201811458298 A CN 201811458298A CN 109435504 A CN109435504 A CN 109435504A
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- China
- Prior art keywords
- seal
- bottom cover
- control
- automatically
- 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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- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 11
- 238000013475 authorization Methods 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000012790 confirmation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000002559 palpation Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41K—STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
- B41K1/00—Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stamps; Inking devices or other accessories therefor
- B41K1/02—Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stamps; Inking devices or other accessories therefor with one or more flat stamping surfaces having fixed images
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41K—STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
- B41K1/00—Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stamps; Inking devices or other accessories therefor
- B41K1/36—Details
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Lock And Its Accessories (AREA)
Abstract
The present invention relates to a kind of keylockers to press print seal automatically.Existing seal does not carry out encryption identification to bottom cover and plus lockset, and print face photoelectric sensor must permanently be switched on, and can also there are problems that false alarm or sensor failure.The present invention is equipped with key in bottom cover, the corresponding ports being arranged on bottom cover key port and Stamp casing match, the bottom cover is connect with Stamp casing by buckle structure, the control of seal control group executes locking to unique bottom cover by print control device automatically or unlocks, automatically it is also controlled by print control device and presses print under print face, after bottom cover key port is docked with Stamp casing port, seal control group can identify bottom cover identity, the seal control group control stereo set alarm if bottom cover mismatches the seal.The present invention can prevent bottom cover from illegally being opened, it is ensured that the safety that seal uses.
Description
Technical field
The present invention relates to a kind of keylockers to press print seal automatically.
Background technique
Existing seal in the market has realization automatically by the seal of print, has the seal realized and renovated, can control by impression
Several wireless authorizations also has the seal for improving by recognition of face and using print safety, but these seals have one by print seal
Fatal defect exactly cannot achieve print face safety when by print.
In order to solve this security risk problem, we have proposed the schemes for increasing print face photoelectric sensor, while also mentioning
Go out automatically by print, has made the scheme for being detached from human factor by print of seal, the risk used for reducing seal to greatest extent.
But since this design does not carry out encryption identification to the bottom cover of seal and adds lockset, and printing face photoelectric sensor must
It must permanently be switched on, can also there are problems that false alarm or sensor failure.
Summary of the invention
The present invention has seal bottom cover unique identification in view of the above-mentioned problems, providing a kind of keylocker automatically by print seal
Automatically the function of locking, prevents from privating by printing, and further improves the safety that seal uses.
The present invention adopts the following technical scheme that: a kind of keylocker is automatically by print seal, including Stamp casing, bottom cover, print
Chapter, seal control group, automatic press print control device, stereo set, background control system, it is characterised in that the bottom cover is equipped with
The corresponding ports being arranged on key, bottom cover key port and Stamp casing match, and the bottom cover and Stamp casing pass through lock
Structure connection, the control of seal control group execute locking to unique bottom cover by print control device automatically or unlock, automatic by print control
Device processed also controls and presses print under print face, and after bottom cover key port is docked with Stamp casing port, seal control group can identify bottom
Lid identity, the seal control group control stereo set alarm if bottom cover mismatches the seal.
Envelope has a chip, preset password in chip in the bottom cover, and chip picks out key port, outside key port and seal
The corresponding ports being arranged on shell are when covering bottom cover or connection when rotating.
It further include print face sensor, one of port of bottom cover chip port is used to be arranged the switch of print face sensor,
Port is detached from, and print face sensor starts.When seal presses power on button, prints face photoelectric sensor namely start to start.
The buckle structure includes locking bar, and locking bar one end is connect with transmission gear for electric motor, and the other end of locking bar is equipped with
Hook, the bottom cover are equipped with one group of latch fitting, the locking or unlocking of the up and down motion control buckle structure of transmission gear for electric motor.
The buckle structure may be designed in lever and thread a needle structure, and lever structure of threading a needle includes and motor passes
The purl of dynamic device connection and for swinging the lever mechanism threaded a needle, the purl connect lever mechanism, it is described thread a needle and
The lockhole matching opened up on bottom cover, for transmission gear for electric motor at the top, drive, which is threaded a needle, penetrates bottom cover lockhole, and bottom cover latching cannot
It is opened, at lower section, drive is threaded a needle extracts transmission device from bottom cover lockhole, and bottom cover can be opened.This specification mainly with
Barb mode come illustrate latch principle.
The buckle structure is equipped with circuit switch, when buckle structure locks, this switch can be touched, for determining locking
As a result, the circuit switch is mechanical switch or sensor.
The top or side of the Stamp casing are equipped with display screen or touch screen, and display screen is connect with seal control group, lead to
It crosses seal control group control display screen and generates seal two dimensional code, after mobile terminal scans and recognizes it, generate next
It identifies two dimensional code, is identified by 2 D-code seal, it is ensured that the actually opened authorization seal by print is that system is specified seal and executed
It is instructed by print.
The seal control group includes two dimensional code identification, battery, wiring board, power on button and indicator light, described oneself
Dynamic by print control device includes motor and limit switch, and wiring board is powered by battery, include communication chip, storage unit, when
Clock unit, control mould group etc., control group are connect by communication chip with backstage or communicating terminal, and are received from the background or terminal refers to
It enables, the promotion of motor is controlled by control instruction, the control up and down to buckle structure is realized by the promotion of motor, to realize
Locking and opening to lower cover.
The background control system, which is able to achieve, to be sent instruction from backstage or sends instruction control seal from mobile terminal
It executes and alarms, can record, send by official seal breath and warning message.
Key port and Stamp casing is arranged by improving to bottom cover and Stamp casing structure in the present invention on bottom cover
Match cognization is carried out, then lock connection or unlock are carried out by buckle structure, prevents bottom cover from illegally being opened, it is ensured that seal makes
Safety.
Detailed description of the invention
Fig. 1 is the whole seal schematic diagram that present invention lock is overhead structure.
Fig. 2 is the A-A schematic diagram of Fig. 1 of the present invention.
Fig. 3 is the schematic diagram of the F-F of Fig. 1 of the present invention.
Fig. 4 is overhead structure schematic diagram of the present invention.
Fig. 5 is that present invention lock is that lever is threaded a needle the whole seal schematic diagram of structure
Fig. 6 is that lever of the present invention is threaded a needle the schematic illustration of structure.
Specific embodiment
Present invention will be further explained below with reference to specific examples.
A kind of keylocker as Figure 1-Figure 4 presses print seal automatically, including Stamp casing 17, upper cover 1, bottom cover 11,
Seal 13, seal control group, automatic press print control device, stereo set, background control system, and bottom cover is equipped with key, and bottom cover is close
The corresponding ports being arranged on key port and Stamp casing match, and bottom cover is connect with Stamp casing by buckle structure, seal control
Group control executes locking to unique bottom cover by print control device automatically or unlocks, and also controls under print face by print control device automatically
Print is pressed, after bottom cover key port is docked with Stamp casing port, seal control group can identify bottom cover identity, if bottom cover mismatches
The seal then alarm by seal control group control stereo set, also sets up photoelectric cell 18 on bottom cover.
Envelope has chip, including encryption element 10 and encryption element 12, preset password in chip in the bottom cover, and chip connects
Key port out, the corresponding ports being arranged on key port and Stamp casing are when covering bottom cover or connection when rotating.
It further include print face sensor 8 and print face sensor 9, one of port of bottom cover chip port is for being arranged print face
The switch of sensor, port are detached from, and print face sensor starts.
The buckle structure includes locking bar 7, and 7 one end of locking bar is connect by nut 16 with transmission gear for electric motor, locking bar
The other end is equipped with barb by a guide sleeve 15, and the bottom cover is equipped with one group of latch fitting 14, the fortune up and down of transmission gear for electric motor
The locking or unlocking of dynamic control buckle structure.
As shown in Figure 5 and Figure 6, the buckle structure may be designed in lever and thread a needle structure, and the lever is threaded a needle
Structure includes the purl 19 connecting with transmission gear for electric motor and for swinging the lever mechanism 20 threaded a needle, and the purl connects thick stick
Linkage, described thread a needle 21 match with the lockhole opened up on bottom cover, and at the top, drive is threaded a needle to be penetrated transmission gear for electric motor
Bottom cover lockhole, bottom cover latching cannot be opened, and at lower section, drive is threaded a needle extracts transmission device from bottom cover lockhole, bottom cover energy
It is opened.
The buckle structure is equipped with circuit switch, when buckle structure locks, this switch can be touched, for determining locking
As a result, the circuit switch is mechanical switch or sensor.
The top or side of the Stamp casing are equipped with display screen or touch screen 2, further include starting switch 3, display screen with
The connection of seal control group controls display screen by seal control group and generates seal two dimensional code, when mobile terminal is scanned it
After identification, next identification two dimensional code is generated, is identified by 2 D-code seal, it is ensured that the actually opened authorization seal by print is to be
It unites and specifies seal and execute by print instruction.
The seal control group includes two dimensional code identification, battery, wiring board, power on button and indicator light, described oneself
Dynamic by print control device includes electric 6 machines and limit switch, and wiring board 5 is powered by battery 4, comprising communication chip, storage unit,
Clock unit, control group are connect by communication chip with backstage, and are received backstage and instructed, and control pushing away for motor by control instruction
It is dynamic, the control up and down to buckle structure is realized by the promotion of motor, to realize the locking and opening to lower cover.
The background control system, which is able to achieve, to be sent instruction from backstage or sends instruction control seal from mobile terminal
It executes and alarms, can record, send by official seal breath and warning message.
Operating process of the invention is as follows:
3.1 operators upload electronic document page and submit application of affixing one's seal: all operations are intended to realization can web page operation
APP operation, the information of request slip includes: name of product, client, purposes, application by hit number, reservation by hit the time, application
Time, applicant, department, needs auditor, file etc. at the location information of applicant
3.2 examination & approval are completed, information preservation to server background system simultaneous display.
3.3 applicants obtain this product, open APP or related web page.
3.4 users open power on button, device power-up, meanwhile, start print face photoelectric sensor automatically in 0.5 second.
Print face photoelectric sensor can be set to close when shutdown, also can be set into make by oneself to discuss and close at any time, such as: at oneself between print
It when in hand, can close during shutdown, print face photoelectric sensor is not closed in selection in lending or when oneself thinking risky.
3.5 user scenes identify this seal product facility by bluetooth discovery, complete connection, when completing connection, instruction
Under lamp red slow flash three.
3.6 are sent completely the information of connection to seal product custodian.
3.7 bluetooth connections are completed, i.e., while automatically jump out the application action pane for opening lower cover, administrator determines by seal
Whether lower cover is opened in agreement.
3.8 seal product administrators can remote authorization seal allow to open lower cover, after seal receives instruction, control be motor to
Lower to push 6 millimeters, latch hook of threading a needle is detached from the latch fitting of bottom cover, and lower cover can be opened.(latch hook of threading a needle is detached from bottom cover latch fitting, instruction
Lamp becomes under green slow flash three).
After 3.9 seal users confirmation allows to uncap, bottom cover, which is rotated to the right, can be downwardly drawn out bottom cover.Such as seal product
It does not shut down, then after the completion of a upper individual palpation prints, directly starts next single by print operation.
3.9.1 user selected on APP this by print be single by print or long-pressing by print, single is by printing, then barcode scanning
It is primary primary by print, long-pressing by print then barcode scanning push seal by print after, do not return again to, it is just anti-when by manually clicking completing button
It returns.Following scheme is that single presses India side formula.
3.9.2 display does not complete the request slip for pressing print to user automatically on APP, opens request slip, clicks and executes automatically
The button for pressing the correspondence seal on the APP of print, when as on request slip there are two types of seal, being automatically identified by bluetooth connection is which
One seal.Seal is placed on paper, spot scan jumps out the scan box of A4 paper size by print, APP, in scanning, recognizes seal
The two dimensional code of top, and make scan box and impress A4 paper and seal aligns, identification is primary, automatically by hitting primary and generate next
A two dimensional code, primary by hitting, APP, which takes pictures, to be saved primary, and until Shen, batch is counted up to complete, when by hitting, control assembly control motor to
It is lower to push 6 millimeters, it is pressed onto seal smooth with outer casing bottom, and control the travel position of its pushing by limit switch.
3.9.3 by hitting after, can still take pictures complete file upload, when upload, jump out window, choose whether handle
It is deleted by photo when hitting.When such as by hitting, print face photoelectric sensor does not feel side to information, that is, sends alarm.By i.e. passback after hitting
Information after instruction execution, the time comprising each time point increase the effective informations such as location information by APP, such as: when starting to push
Between, print face photoelectric sensing sensing time, time of return, deadline etc..
Two dimensional code on 3.10 seal products, every run-down just generates two dimensional code next time, and seal and APP are equal
The equipment that can identify this equipment and application is same equipment.
3.11 pushing course examples 1 are as follows: seal is recognized to be instructed by print, was pushed down on 6mm with 1 second, is suspended 1 second, returns
6mm.Time when promotion can test the feasibility of 0.5 second used time.
3.12 pushing course examples 2 are as follows: seal receives instructing by print for long-pressing, pushed down on 6mm with 1 second, wouldn't return,
Second is pushed away or the instruction of completing button as long, returns to 6mm.
After 3.13 push, in last lower completion, the button whether completed is jumped out automatically, is such as completed, then is needed
It clicks and completes.After the completion of click, stamping people covers product bottom cover and rotates to the left, and rotation connects bottom cover chip and upper cover interface
When, control group reads the chip keys of bottom cover, and confirmation key correctly triggers power-off button, receives shutdown command, and system is closed
Infrared sensor is closed, seal control group passes through control reset motor to the position of shutdown latch hook and hooks the latch fitting of bottom cover, completes
Lower cover can not be opened after locking.Then next individual palpation is carried out to hit.
3.14 when a people executes and presses or lend, other people can normally apply, examine, but can be to other applicants
During sending prompt seal is just being lent or in use.
It is invalid by hitting when 3.15 applicants and practical execution press moving inconsistent, and alarm is sent to APP and platform, it is aobvious
Show it is inconsistent with applicant by executor is hit, alarm need on APP to control of stamping people APP issue information, bounce show this letter
Breath, and borrow mobile phone and make a sound, meanwhile, alert song is issued by Yang Sheng device on seal.
During 3.16 press, can be taken pictures upload by APP, must when the last time of a request slip presses knot speed
It must take pictures, in principle by must once take pictures every time, but not force, quantity of taking pictures can be unlimited.Do not take pictures, behind request slip without
Method is normally pressed.
After 3.17 photo uploads, it is able to achieve the Put on file management of document
When 3.18 booting, electricity sends an information about power in each communication command.When charging, display one in every 10 minutes
Secondary information about power does not receive charge information for 5 days and sends alarm, and when electricity is lower than 20%, alarm is primary, and hereafter the when being lower than 10%
Alarm is primary, and the confirmation of checking and accepting that low battery alarm does not receive seal administrator is not hidden then.
3.19 other alarm communication instructions: it in the case where opening lid, regardless of whether mobile phone connect with seal, is not receiving
In the case that mobile phone is by the instruction such as print, when stamping face of stamp photoelectric sensor senses shelter, seal issues alert song, meanwhile,
This information is saved, when networking with APP communication, unauthorized is sent to APP first and privates by printing alarm, type of alarm is the same as 3.14.
3.20 lendings are not alarmed also, and excess is impressed alarm, are tolled breakdown and are alarmed.
3.21 above-mentioned communication modes can be realized by Bluetooth of mobile phone, can also pass through 2G, 3G, 4G or 5G communications portal
It realizes.Above-mentioned purl can also pass through the mode of threading a needle of non-barb by barb mode.It should be understood that these embodiments
It is only illustrative of the invention and is not intended to limit the scope of the invention.In addition, it should also be understood that, having read the content of the invention lectured
Later, those skilled in the art can make various modifications or changes to the present invention, and such equivalent forms equally fall within the application institute
Attached claims limited range.
Claims (9)
1. a kind of keylocker presses print seal automatically, including Stamp casing, bottom cover, seal, seal control group, automatic print of pressing control
Device, stereo set, background control system, it is characterised in that the bottom cover is equipped with key, outside bottom cover key port and seal
The corresponding ports matching being arranged on shell, the bottom cover are connect with Stamp casing by buckle structure, and the control of seal control group is certainly
It is dynamic that locking is executed to unique bottom cover by print control device or is unlocked, it is also controlled by print control device automatically and presses print under print face,
After bottom cover key port is docked with Stamp casing port, seal control group can identify bottom cover identity, if bottom cover mismatches the seal
Then seal control group control stereo set alarm.
2. a kind of keylocker according to claim 1 presses print seal automatically, it is characterised in that there is envelope in the bottom cover
Chip, preset password in chip, chip pick out key port, and the corresponding ports being arranged on key port and Stamp casing are covering
It is connected when bottom cover or when rotating.
3. a kind of keylocker according to claim 1 presses print seal automatically, it is characterised in that it further include print face sensor,
One of port of bottom cover chip port is used to be arranged the switch of print face sensor, and port is detached from, and print face sensor starts.
4. a kind of keylocker according to claim 1 presses print seal automatically, it is characterised in that the buckle structure packet
Locking bar is included, locking bar one end is connect with transmission gear for electric motor, and the other end of locking bar is equipped with barb, and the bottom cover is equipped with one group of lock
Part, the locking or unlocking of the up and down motion control buckle structure of transmission gear for electric motor.
5. a kind of keylocker according to claim 1 presses print seal automatically, it is characterised in that the buckle structure is
Lever is threaded a needle structure, and lever structure of threading a needle includes the purl connecting with transmission gear for electric motor and for swinging the thick stick threaded a needle
Linkage, the purl connect lever mechanism, and described threading a needle is matched with the lockhole opened up on bottom cover, and transmission gear for electric motor exists
When the top, drive threads a needle and penetrates bottom cover lockhole, and bottom cover latching cannot be opened, transmission device at lower section, drive thread a needle from
It is extracted in bottom cover lockhole, bottom cover can be opened.
6. a kind of keylocker according to claim 4 or 5 presses print seal automatically, it is characterised in that on the buckle structure
Equipped with circuit switch, when buckle structure locks, this switch can be touched, for determining to lock as a result, the circuit switch
For mechanical switch or sensor.
7. a kind of keylocker according to claim 1 presses print seal automatically, it is characterised in that in the Stamp casing
Top or side are equipped with display screen or touch screen, and display screen is connect with seal control group, control display screen by seal control group
Seal two dimensional code is generated to generate next identification two dimensional code after mobile terminal scans and recognizes it, print by two dimensional code
Chapter identification, it is ensured that the actually opened authorization seal by print is that system is specified seal and executed by print instruction.
8. a kind of keylocker according to claim 1 presses print seal automatically, it is characterised in that the seal control group
Comprising two dimensional code identification, battery, wiring board, power on button and indicator light, it is described it is automatic by print control device include motor and
Limit switch, wiring board are powered by battery, include communication chip, storage unit, clock unit, and control group passes through communication chip
It is connect with backstage, and receives backstage and instruct, the promotion of motor is controlled by control instruction, realized by the promotion of motor to lock
The control up and down of structure, to realize the locking and opening to lower cover.
9. a kind of keylocker according to claim 1 presses print seal automatically, it is characterised in that the Background control system
System is able to achieve the execution and alarm for sending instruction from backstage or sending instruction control seal from mobile terminal, can record, send and press
Official seal breath and warning message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811458298.5A CN109435504B (en) | 2018-11-30 | 2018-11-30 | Automatic press seal of key locker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811458298.5A CN109435504B (en) | 2018-11-30 | 2018-11-30 | Automatic press seal of key locker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109435504A true CN109435504A (en) | 2019-03-08 |
| CN109435504B CN109435504B (en) | 2024-06-11 |
Family
ID=65556079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811458298.5A Active CN109435504B (en) | 2018-11-30 | 2018-11-30 | Automatic press seal of key locker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109435504B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254048A (en) * | 2019-07-02 | 2019-09-20 | 海明联合能源集团矩网科技有限公司 | New stamp printer |
| CN111145396A (en) * | 2019-12-30 | 2020-05-12 | 江苏万佳科技开发股份有限公司 | Method and system for managing use of stamp |
| CN111572223A (en) * | 2020-05-13 | 2020-08-25 | 陆晓伟 | Take intelligent seal of tearing open is prevented to safety of locking function |
| CN113071231A (en) * | 2020-01-06 | 2021-07-06 | 无疆(青岛)高新科技有限公司 | Intelligent seal and use method thereof |
| CN115416411A (en) * | 2022-09-22 | 2022-12-02 | 珠海思格特智能系统有限公司 | Seal positioning device and seal machine |
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| CN207697296U (en) * | 2017-12-29 | 2018-08-07 | 江苏南大安高信息科技有限公司 | Seal puzzle lock |
| CN108263105A (en) * | 2018-01-19 | 2018-07-10 | 上海霁洲信息科技有限公司 | A kind of intelligent antifaking method for seal |
| CN207875181U (en) * | 2018-02-11 | 2018-09-18 | 陕西中认本信信息科技有限公司 | A kind of seal and a kind of Turnover stamp |
| CN108819514A (en) * | 2018-06-08 | 2018-11-16 | 深圳白鹤印章科技股份有限公司 | Intelligent seal with CA authentication |
| CN210161789U (en) * | 2018-11-30 | 2020-03-20 | 杭州伟企科技有限公司 | Automatic seal pressing seal with key lock catch |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254048A (en) * | 2019-07-02 | 2019-09-20 | 海明联合能源集团矩网科技有限公司 | New stamp printer |
| CN111145396A (en) * | 2019-12-30 | 2020-05-12 | 江苏万佳科技开发股份有限公司 | Method and system for managing use of stamp |
| CN113071231A (en) * | 2020-01-06 | 2021-07-06 | 无疆(青岛)高新科技有限公司 | Intelligent seal and use method thereof |
| CN113071231B (en) * | 2020-01-06 | 2024-02-23 | 青岛无疆技术有限公司 | Intelligent seal and application method thereof |
| CN111572223A (en) * | 2020-05-13 | 2020-08-25 | 陆晓伟 | Take intelligent seal of tearing open is prevented to safety of locking function |
| CN115416411A (en) * | 2022-09-22 | 2022-12-02 | 珠海思格特智能系统有限公司 | Seal positioning device and seal machine |
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