CN110738780A - high-precision face recognition device for attendance system - Google Patents
high-precision face recognition device for attendance system Download PDFInfo
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- CN110738780A CN110738780A CN201911036091.3A CN201911036091A CN110738780A CN 110738780 A CN110738780 A CN 110738780A CN 201911036091 A CN201911036091 A CN 201911036091A CN 110738780 A CN110738780 A CN 110738780A
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- recognition
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- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims description 28
- 239000010687 lubricating oil Substances 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 210000003128 head Anatomy 0.000 description 24
- 230000008093 supporting effect Effects 0.000 description 11
- 230000001815 facial effect Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
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- 230000009471 action Effects 0.000 description 1
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- 238000013016 damping Methods 0.000 description 1
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- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005021 gait Effects 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 210000000554 iris Anatomy 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- 238000010248 power generation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
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- B08B1/30—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
Abstract
The invention relates to high-precision face recognition device for an attendance system, which comprises a recognition cover, an air cylinder and a recognizer, wherein the recognition cover is cylindrical, the air cylinder is arranged at the end, far away from an opening, of the recognition cover, the air cylinder drives the recognition cover to move along the axial direction of the recognition cover, the recognizer is arranged in the recognition cover, a lighting system is arranged in the recognition cover, a starting mechanism and an auxiliary mechanism are arranged in the recognition cover, the auxiliary mechanism comprises a driving motor, a driving disc, a moving pipe, a guide rod and a moving assembly, the starting mechanism comprises a driven disc, a contact switch and three reset assemblies, the high-precision face recognition device for the attendance system realizes the face recognition function through the starting mechanism, and the recognizer rotates around the head through the auxiliary mechanism, so that the recognition precision is improved by steps.
Description
Technical Field
The invention relates to the field of biological recognition equipment, in particular to high-precision face recognition devices for an attendance system.
Background
The biological recognition technology is that a computer is closely combined with high-tech means such as optics, acoustics, biosensors and a biological statistics principle, and the personal identity is identified by utilizing the inherent physiological characteristics (such as fingerprints, face images, irises and the like) and the behavior characteristics (such as handwriting, sound, gait and the like) of a human body, wherein the face recognition attendance machine is types of biological recognition equipment, the face recognition attendance machine is a novel storage type attendance machine, only face images of employees are collected in advance, files are built, and when the employees stand on and off duty in a recognition area of the face recognition attendance machine, the attendance machine can quickly record attendance conditions and store records.
Present face identification attendance machine in the use, can reduce facial information acquisition's accurate nature because of ambient light's influence, has reduced the practicality, moreover, current face identification mostly is the folk prescription to discerning, and the discernment scope is less, and facial data acquisition is incomplete, can reduce the accuracy of discernment equally.
Disclosure of Invention
The invention aims to solve the technical problem of providing high-precision face recognition devices for attendance systems in order to overcome the defects of the prior art.
high-precision face recognition devices for attendance systems comprise a cylindrical recognition cover, a cylinder and a recognizer, wherein the cylinder is arranged at the end of the recognition cover far away from an opening and drives the recognition cover to move along the axial direction of the recognition cover;
the auxiliary mechanism comprises a driving motor, a driving disc, a moving pipe, a guide rod and a moving assembly, the driving motor is fixed on the inner wall of the recognition cover close to the side of the cylinder , the driving disc and the recognition cover are coaxially arranged, the driving motor is in transmission connection with the driving disc, the moving pipe and the guide rod are parallel to the axis of the recognition cover, a mounting hole and a connecting hole are formed in the driving disc, the moving pipe penetrates through the mounting hole, the moving rod is in sliding connection with the inner wall of the mounting hole, the guide rod penetrates through the connecting hole and is in sliding connection with the inner wall of the connecting hole, the end of the guide rod close to the cylinder is fixed on the moving pipe, the recognizer is fixed at the end of the moving pipe far away from the cylinder, a gap is formed between the axis of the moving pipe and the axis of the recognition cover, the moving assembly is arranged on the moving pipe, the moving assembly is located on the side of the driving disc close;
the starting mechanism comprises a driven disc, contact switches and three reset components, the driven disc and the driving disc are coaxially arranged, the driven disc is located on the side, far away from the air cylinder, of the driving disc, 2 times of the distance between the recognizer and the axis of the recognition cover is larger than the diameter of the driven disc, the contact switches are located between the driving disc and the driven disc, the contact switches are arranged on the driven disc and gaps are formed between the contact switches and the driving disc, and the reset components are circumferentially and uniformly distributed on the driving disc by taking the axis of the recognition cover as the center and are connected with the driven disc;
the reset assembly comprises a transmission rod, a spring, a limiting block and a through hole, the transmission rod is parallel to the moving pipe, the through hole is formed in the driving disc, the transmission rod penetrates through the through hole, the transmission rod is connected with the inner wall of the through hole in a sliding mode, the end of the transmission rod is fixed to the driven disc, the limiting block is fixed to the other end of the transmission rod, the spring is located between the limiting block and the driving disc, and the limiting block is connected with the driving disc through the spring.
Preferably, in order to improve safety, a supporting assembly is arranged in the main body, the supporting assembly is located on the side, far away from the driving disc, of the driven disc, the supporting assembly comprises a supporting disc and three balls, the supporting disc and the driven disc are coaxially arranged, the diameter of the supporting disc is equal to that of the driven disc, an annular groove is formed in the side, far away from the driving disc, of the driven disc, the annular groove and the driving disc are coaxially arranged, the balls correspond to the transmission rod , the centers of the balls are arranged in the annular groove, the balls are matched with and slidably connected with the annular groove, the diameter of the balls is larger than the width of the notches of the annular groove, and the balls are fixedly connected with.
As preferred, in order to realize removing the function that the pipe removed, it includes internal gear, rotating gear, bearing, axis of rotation and lead screw to remove the subassembly, lead screw and axis of rotation all with remove the coaxial setting of pipe, the lead screw inserts in the removal pipe, be equipped with the external screw thread on the lead screw, be equipped with the internal thread on the inner wall of removal pipe, external screw thread and internal thread match, the end of keeping away from the recognizer at the lead screw is fixed to the axis of rotation, the inner circle of bearing is installed in the axis of rotation, the outer lane and the driving-disc fixed connection of bearing, rotating gear installs the end of keeping away from the lead screw at the axis of rotation, internal gear and the coaxial setting of discernment cover, the internal gear fix on the inner wall of discernment.
Preferably, the screw is coated with a lubricating oil in order to reduce friction between the screw and the moving tube.
Preferably, the support disc is made of rubber for comfort.
Preferably, in order to improve the degree of automation, a PLC is provided in the recognition cover, and the contact switch, the recognizer and the driving motor are all electrically connected to the PLC.
Preferably, in order to prolong the service life of the driving disc, an anti-corrosion zinc coating is arranged on the driving disc.
Preferably, the transmission rod is provided with a chamfer for facilitating the installation of the transmission rod.
Preferably, the identification cover is provided with a solar panel for energy saving.
Preferably, the drive motor is a servo motor in order to increase the drive force of the drive motor.
The high-precision face recognition device for the attendance system has the advantages that the face recognition function is realized through the starting mechanism, compared with the existing starting mechanism, the head of a user is positioned in the recognition cover through the starting mechanism, the influence of ambient light on face information collection can be reduced, the recognition precision is higher, the recognizer rotates around the head through the auxiliary mechanism, the recognition precision is further improved , and compared with the existing auxiliary mechanism, the auxiliary mechanism enables the recognizer to rotate around the head in a spiral line mode, and the face information collection is more complete.
Drawings
The invention is further illustrated in the following description with reference to the figures and examples.
Fig. 1 is a schematic structural diagram of a high-precision face recognition device for an attendance system of the invention;
fig. 2 is a sectional view of the high-precision face recognition apparatus for an attendance system of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of portion B of FIG. 2;
in the figure: 1. the solar panel comprises an identification cover, a cylinder, a recognizer, a driving motor, a driving disc, a moving tube, a guide rod, a driven disc, a contact switch, a driving rod, a spring, a limiting block, a supporting disc, a ball, an internal gear, a rotating gear, a bearing, a rotating shaft, a screw rod and a solar panel, wherein the identification cover comprises 2, the cylinder, 3, the recognizer, 4, the driving motor, 5, the driving disc, 6, the moving tube, 7, the guide rod, 8, the driven disc, 9, the contact.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings that illustrate only the basic structure of the invention and therefore show only the components that are relevant to the invention.
As shown in fig. 1-2, high-precision face recognition devices for attendance checking systems comprise a recognition cover 1, a cylinder 2 and a recognizer 3, wherein the recognition cover 1 is cylindrical, the cylinder 2 is arranged at the end of the recognition cover 1 far away from an opening, the cylinder 2 drives the recognition cover 1 to move along the axial direction of the recognition cover 1, the recognizer 3 is arranged in the recognition cover 1, an illumination system is arranged in the recognition cover 1, and an actuating mechanism and an auxiliary mechanism are arranged in the recognition cover 1;
the auxiliary mechanism comprises a driving motor 4, a driving disc 5, a moving pipe 6, a guide rod 7 and a moving assembly, wherein the driving motor 4 is fixed on the inner wall of the recognition cover 1 close to the cylinder 2 side, the driving disc 5 and the recognition cover 1 are coaxially arranged, the driving motor 4 is in transmission connection with the driving disc 5, the moving pipe 6 and the guide rod 7 are both parallel to the axis of the recognition cover 1, a mounting hole and a connecting hole are formed in the driving disc 5, the moving pipe 6 penetrates through the mounting hole, the moving rod is in sliding connection with the inner wall of the mounting hole, the guide rod 7 penetrates through the connecting hole, the inner wall of the connecting hole is in sliding connection with the guide rod 7, the end of the guide rod 7 close to the cylinder 2 is fixed on the moving pipe 6, the recognizer 3 is fixed at the end of the moving pipe 6 far away from the cylinder 2, a gap is formed between the axis of the moving pipe 6 and the axis of the recognition cover 1, the moving assembly is arranged on the moving pipe 6, the moving assembly is located on the side of the driving disc 5 close to the;
As shown in fig. 3, the starting mechanism includes a driven disc 8, contact switches 9 and three reset components, the driven disc 8 is arranged coaxially with the driving disc 5, the driven disc 8 is located on the side of the driving disc 5 far away from the cylinder 2, 2 times of the distance between the recognizer 3 and the axis of the recognition cover 1 is greater than the diameter of the driven disc 8, the contact switches 9 are located between the driving disc 5 and the driven disc 8, the contact switches 9 are arranged on the driven disc 8 and have a gap with the driving disc 5, and the reset components are circumferentially and uniformly distributed on the driving disc 5 with the axis of the recognition cover 1 as the center and are connected with the driven disc 8;
the reset assembly comprises a transmission rod 10, a spring 11, a limiting block 12 and a through hole, wherein the transmission rod 10 is parallel to the moving pipe 6, the through hole is formed in the driving disk 5, the transmission rod 10 penetrates through the through hole, the transmission rod 10 is connected with the inner wall of the through hole in a sliding mode, the end of the transmission rod 10 is fixed to the driven disk 8, the limiting block 12 is fixed to the other end of the transmission rod 10, the spring 11 is located between the limiting block 12 and the driving disk 5, and the limiting block 12 is connected with the driving disk 5 through the spring 11.
Discernment cover 1 cover is when user's head, the head supports with driven plate 8 and leans on, promote the continuation removal of discernment cover 1 through cylinder 2, make the clearance between driving-disc 5 and the driven plate 8 reduce, and make spring 11 tensile, support the back when driving-disc 5 supports with contact switch 9, make driving motor 4 and recognizer 3 start, the back is accomplished in the discernment, discernment cover 1 resets, make driven plate 8 realize resetting under spring 11's elastic action, here, cover 1 cover at user's head through discernment, can reduce the influence of ambient light to facial information acquisition, step-by-step has promoted the discernment precision.
Preferably, in order to improve safety, a support assembly is arranged in the main body, the support assembly is located on the side of the driven disc 8 far away from the driving disc 5, the support assembly comprises a support disc 13 and three balls 14, the support disc 13 is coaxially arranged with the driven disc 8, the diameter of the support disc 13 is equal to that of the driven disc 8, an annular groove is arranged on the side of the driven disc 8 far away from the driving disc 5, the annular groove is coaxially arranged with the driving disc 5, the balls 14 correspond to the driving rods 10 , the spherical centers of the balls 14 are arranged in the annular groove, the balls 14 are matched with the annular groove and are in sliding connection, the spherical diameter of the balls 14 is larger than the width of the notches of the annular groove, and the balls 14 are fixedly connected with the support.
The identification cover 1 is sleeved on the head of a user, so that the supporting disc 13 is abutted against the head of the user, at the moment, the friction force between the supporting disc 13 and the head of the user is greater than the friction force between the ball 14 and the inner wall of the annular groove, and therefore the position relation between the driving disc 5 and the identification cover 1 can be kept relatively static, the head is prevented from being injured when the driven disc 8 and the head are abutted against the head, and the safety is improved.
As shown in fig. 4, the removal subassembly includes internal gear 15, rotating gear 16, bearing 17, axis of rotation 18 and lead screw 19, lead screw 19 and axis of rotation 18 all with remove the coaxial setting of pipe 6, lead screw 19 inserts in removing pipe 6, be equipped with the external screw thread on the lead screw 19, be equipped with the internal thread on the inner wall of removing pipe 6, the external screw thread matches with the internal thread, axis of rotation 18 is fixed at the end of keeping away from recognizer 3 of lead screw 19, the inner circle of bearing 17 is installed on axis of rotation 18, the outer lane and the driving-disc 5 fixed connection of bearing 17, rotating gear 16 installs the end of keeping away from lead screw 19 at axis of rotation 18, internal gear 15 and the coaxial setting of recognition cover 1, internal gear 15 fixes on the inner wall of recognition cover 1 that is close to cylinder 2 side and meshes with rotating gear 16.
The rotation of the driving disk 5 drives the screw rod 19 to rotate around the axis of the driving disk 5 through the moving pipe 6, so that the screw rod 19 drives the rotating gear 16 to rotate around the axis of the driving disk 5 on the internal gear 15 through the rotating shaft 18, and the internal gear 15 and the identification cover 1 are in a relatively static state, so that the rotating gear 16 can rotate, the rotating shaft 18 drives the screw rod 19 to rotate under the supporting action of the bearing 17, and the moving pipe 6 can move towards the direction away from the cylinder 2 through the rotation of the screw rod 19.
Preferably, in order to reduce the friction between the screw rod 19 and the moving tube 6, the screw rod 19 is coated with a lubricating oil.
The lubricating oil functions to reduce the friction between the screw rod 19 and the moving tube 6, so that the smoothness of the rotation of the screw rod 19 can be improved.
Preferably, the material for the support plate 13 is rubber for comfort.
The rubber texture is comparatively soft, can reduce the impact force that produces when supporting disk 13 supports with the head and leans on, has played the effect of buffering and damping.
Preferably, in order to improve the degree of automation, a PLC is provided in the recognition cover 1, and the contact switch 9, the recognizer 3, and the driving motor 4 are electrically connected to the PLC.
The PLC, namely a programmable logic controller, adopts types of programmable memories, is used for storing programs in the PLC, executing instructions facing users such as logical operation, sequence control, timing, counting, arithmetic operation and the like, and controls various types of machinery or production processes through digital or analog input and output, has the essence that computers are specially used for industrial control, the hardware structure of the PLC is basically the same as that of a microcomputer, is generally used for processing data and receiving and outputting instructions and used for realizing central control, when the contact switch 9 is abutted against the driving disc 5, the contact switch 9 sends a signal to the PLC, and after the PLC controls the driving motor 4 and the recognizer 3 to run for set time, the recognizer 3 is controlled to stop running and the driving motor 4 runs reversely for set time, so that the automation degree is improved.
Preferably, in order to prolong the service life of the driving plate 5, the driving plate 5 is provided with an anti-corrosion zinc coating.
The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of driving-disc 5, improves the life of driving-disc 5.
Preferably, the driving rod 10 is chamfered to facilitate the installation of the driving rod 10.
The chamfer serves to reduce the diameter of the transmission rod 10 when the transmission rod passes through the through hole, and the effect of convenient installation is achieved.
Preferably, the recognition cover 1 is provided with a solar panel 20 for energy saving.
Preferably, the driving motor 4 is a servo motor in order to increase the driving force of the driving motor 4.
The servo motor has a characteristic of strong overload capability, so that the driving force of the driving motor 4 can be improved.
During the use of the device, a user stands under an identification cover 1, the identification cover 1 is sleeved on the head of the user by operating an air cylinder 2, after the head is abutted to a driven disc 8, the identification cover 1 is pushed to move continuously by the air cylinder 2, a gap between a driving disc 5 and the driven disc 8 is reduced, a spring 11 is stretched, after the driving disc 5 is abutted to a contact switch 9, a driving motor 4 and an identifier 3 are started, the driving disc 5 is rotated by operating the driving motor 4, the identifier 3 is driven by the driving disc 5 to scan the head of the user and collect facial information by the driving disc 5 through a moving pipe 6, meanwhile, the driving disc 5 rotates to drive a screw rod 19 to rotate around the axis of the driving disc 5 through the moving pipe 6, so that the screw rod 19 drives the rotating gear 16 to rotate around the axis of the driving disc 5 on an inner gear 15 through a rotating shaft 18, the inner gear 15 and the identification cover 1 are in a relatively static state, the rotating gear 16 can rotate to enable the rotating gear 16 to drive the rotating gear to rotate around the axis of the inner gear 15, the rotating shaft 18 can drive the rotating gear to rotate around the axis of the inner gear 15, the rotating pipe 6 can move towards the direction of the identification cover 1, the identifying cover, the identifying head, the accuracy of the identifying head is improved, the acquisition of the spiral line of the acquisition of the light acquisition of the head through the spiral line.
Compared with the prior art, this a high accuracy face identification device for attendance system has realized face identification's function through actuating mechanism, compare with current actuating mechanism, this actuating mechanism is located discernment cover 1 with user's head, can reduce ambient light to face information acquisition's influence, the discernment precision is higher, moreover, still make recognizer 3 rotate round the head through complementary unit, has further improved the discernment precision, compare with current complementary unit, this complementary unit makes recognizer 3 be the helix and rotates round the head, facial information acquisition is more complete.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
- The high-precision face recognition device for the attendance system comprises a recognition cover (1), a cylinder (2) and a recognizer (3), wherein the recognition cover (1) is cylindrical, the cylinder (2) is arranged at the end, far away from an opening, of the recognition cover (1), the cylinder (2) drives the recognition cover (1) to move along the axial direction of the recognition cover (1), the recognizer (3) is arranged in the recognition cover (1), and a lighting system is arranged in the recognition cover (1), and the high-precision face recognition device is characterized in that a starting mechanism and an auxiliary mechanism are arranged in the recognition cover (1);the auxiliary mechanism comprises a driving motor (4), a driving disc (5), a moving pipe (6), a guide rod (7) and a moving assembly, wherein the driving motor (4) is fixed on the inner wall, close to the side of a cylinder (2), of an identification cover (1), the driving disc (5) and the identification cover (1) are coaxially arranged, the driving motor (4) is in transmission connection with the driving disc (5), the moving pipe (6) and the guide rod (7) are both parallel to the axis of the identification cover (1), a mounting hole and a connecting hole are formed in the driving disc (5), the moving pipe (6) penetrates through the mounting hole, the moving rod is in sliding connection with the inner wall of the mounting hole, the guide rod (7) penetrates through the connecting hole, the guide rod (7) is in sliding connection with the inner wall of the connecting hole, the end, close to the cylinder (2), of the guide rod (7) is fixed on the moving pipe (6), the identifier (3) is fixed at the end, far away from the cylinder (2), of the moving pipe (6), a gap is formed between the axis of the moving pipe (6) and the moving assembly (35) is arranged on the moving pipe (6), and the moving pipe (6) and the axis of the moving pipe (6) is located along the moving assembly (35);the starting mechanism comprises a driven disc (8), contact switches (9) and three reset components, the driven disc (8) and the driving disc (5) are coaxially arranged, the driven disc (8) is located on the side, far away from the air cylinder (2), of the driving disc (5), 2 times of the distance between the identifier (3) and the axis of the identification cover (1) is larger than the diameter of the driven disc (8), the contact switches (9) are located between the driving disc (5) and the driven disc (8), the contact switches (9) are arranged on the driven disc (8) and gaps are formed between the driving disc and the driving disc (5), and the reset components are circumferentially and uniformly distributed on the driving disc (5) by taking the axis of the identification cover (1) as the center and are connected with the driven disc (8);the reset assembly comprises a transmission rod (10), a spring (11), a limiting block (12) and a through hole, the transmission rod (10) is parallel to the moving pipe (6), the through hole is formed in the driving disc (5), the transmission rod (10) penetrates through the through hole, the transmission rod (10) is in sliding connection with the inner wall of the through hole, the end of the transmission rod (10) is fixed on the driven disc (8), the limiting block (12) is fixed at the other end of the transmission rod (10), the spring (11) is located between the limiting block (12) and the driving disc (5), and the limiting block (12) is connected with the driving disc (5) through the spring (11).
- 2. The high-precision face recognition device for the attendance system according to claim 1, wherein a support assembly is arranged in the main body, the support assembly is positioned on the side of the driven disc (8) far away from the driving disc (5), the support assembly comprises a support disc (13) and three balls (14), the support disc (13) and the driven disc (8) are coaxially arranged, the diameter of the support disc (13) is equal to that of the driven disc (8), an annular groove is arranged on the side of the driven disc (8) far away from the driving disc (5), the annular groove and the driving disc (5) are coaxially arranged, the balls (14) correspond to the transmission rods (10) , the center of the balls (14) is arranged in the annular groove, the balls (14) are matched and slidably connected with the annular groove, the diameter of the balls (14) is larger than the width of the notches of the annular groove, and the balls (14) are fixedly connected with the support disc (13).
- 3. The high-precision face recognition device for the attendance system according to claim 1, wherein the moving assembly comprises an internal gear (15), a rotating gear (16), a bearing (17), a rotating shaft (18) and a screw rod (19), the screw rod (19) and the rotating shaft (18) are both coaxially arranged with the moving pipe (6), the screw rod (19) is inserted into the moving pipe (6), an external thread is arranged on the screw rod (19), an internal thread is arranged on the inner wall of the moving pipe (6), the external thread is matched with the internal thread, the rotating shaft (18) is fixed at the end of the screw rod (19) far away from the recognizer (3), the inner ring of the bearing (17) is installed on the rotating shaft (18), the outer ring of the bearing (17) is fixedly connected with the driving disc (5), the rotating gear (16) is installed at the end of the rotating shaft (18) far away from the screw rod (19), the internal gear (15) is coaxially arranged with the recognition cover (1), and the internal gear (15) is fixed on the inner wall of the recognition cover (1) near the side of the cylinder (2) and is meshed with the.
- 4. The high-precision face recognition device for the attendance system according to claim 2, characterized in that the screw (19) is coated with a lubricating oil.
- 5. The high-precision face recognition device for the attendance system according to claim 2, wherein the support plate (13) is made of rubber.
- 6. The high-precision face recognition device for the attendance system according to claim 2, wherein a PLC is arranged in the recognition cover (1), and the contact switch (9), the recognizer (3) and the driving motor (4) are electrically connected with the PLC.
- 7. The high-precision face recognition device for an attendance system according to claim 1, wherein the drive plate (5) is provided with an anti-corrosion zinc coating.
- 8. The high-precision face recognition device for an attendance system according to claim 1, wherein the transmission rod (10) is provided with a chamfer.
- 9. The high-precision face recognition device for the attendance system according to claim 1, wherein a solar panel (20) is provided on the recognition cover (1).
- 10. The high-precision face recognition device for an attendance system according to claim 1, wherein the drive motor (4) is a servo motor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911036091.3A CN110738780A (en) | 2019-10-29 | 2019-10-29 | high-precision face recognition device for attendance system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911036091.3A CN110738780A (en) | 2019-10-29 | 2019-10-29 | high-precision face recognition device for attendance system |
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| CN201911036091.3A Withdrawn CN110738780A (en) | 2019-10-29 | 2019-10-29 | high-precision face recognition device for attendance system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076575A (en) * | 2022-05-24 | 2022-09-20 | 云南电网有限责任公司玉溪供电局 | Portable epidemic prevention and control alarm equipment based on face recognition system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0903700A2 (en) * | 1997-09-23 | 1999-03-24 | Accu-Time Systems, Inc. | Biometric time and attendance system with epidermal topographical updating capability |
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| CN108197600A (en) * | 2018-01-26 | 2018-06-22 | 南京甄视智能科技有限公司 | A kind of high face identification device of accuracy of identification |
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| CN109658538A (en) * | 2019-01-30 | 2019-04-19 | 佳木斯大学 | A kind of student attendance managing device |
| CN109840964A (en) * | 2019-01-22 | 2019-06-04 | 广州市鹭江远科技有限公司 | A kind of Time Attendance Device that the accuracy of identification with face identification functions is high |
| CN109979030A (en) * | 2019-03-06 | 2019-07-05 | 深圳市中科智诚科技有限公司 | A kind of face recognition device convenient for adjusting for attendance checking system |
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| CN107464305A (en) * | 2016-06-06 | 2017-12-12 | 昆山研达电脑科技有限公司 | Human face identification work-attendance checking method |
| CN107958227A (en) * | 2017-12-20 | 2018-04-24 | 南京埃塔斯智能科技有限公司 | The high face identification device of accuracy of identification |
| CN108197600A (en) * | 2018-01-26 | 2018-06-22 | 南京甄视智能科技有限公司 | A kind of high face identification device of accuracy of identification |
| CN108985286A (en) * | 2018-06-07 | 2018-12-11 | 深圳市晓控通信科技有限公司 | A kind of face recognition device that tracking effect is good |
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| CN109840964A (en) * | 2019-01-22 | 2019-06-04 | 广州市鹭江远科技有限公司 | A kind of Time Attendance Device that the accuracy of identification with face identification functions is high |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115076575A (en) * | 2022-05-24 | 2022-09-20 | 云南电网有限责任公司玉溪供电局 | Portable epidemic prevention and control alarm equipment based on face recognition system |
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