CN116959164A - High-sensitivity and accurate thickness detection module structure of bank note - Google Patents
High-sensitivity and accurate thickness detection module structure of bank note Download PDFInfo
- Publication number
- CN116959164A CN116959164A CN202310218052.5A CN202310218052A CN116959164A CN 116959164 A CN116959164 A CN 116959164A CN 202310218052 A CN202310218052 A CN 202310218052A CN 116959164 A CN116959164 A CN 116959164A
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- floating bearing
- floating
- card
- banknote
- automatic
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- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 238000004140 cleaning Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 241000227287 Elliottia pyroliflora Species 0.000 claims 2
- 239000002390 adhesive tape Substances 0.000 abstract description 5
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D11/00—Devices accepting coins; Devices accepting, dispensing, sorting or counting valuable papers
- G07D11/50—Sorting or counting valuable papers
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D13/00—Handling of coins or of valuable papers, characterised by a combination of mechanisms not covered by a single one of groups G07D1/00 - G07D11/00
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/004—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using digital security elements, e.g. information coded on a magnetic thread or strip
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Inspection Of Paper Currency And Valuable Securities (AREA)
Abstract
The invention relates to the field of banknote thickness detection in the fields of banknote counting and detecting machines and sorting machines, in particular to a high-sensitivity and accurate banknote thickness detection module structure. The press roller with the structure is arranged on the transmission mechanism, the clamping piece positioning bearings are oppositely arranged at two ends of the press roller, and the press roller is provided with uniformly and alternately arranged press grooves and press surfaces and is positioned between the two clamping piece positioning bearings; a floating bearing is oppositely arranged above the press roller, and the floating bearings are in one-to-one correspondence and contact with the press roller; the automatic locating card A and the automatic locating card B are arranged in parallel relatively, and a floating bearing swing block frame and an ash removing sheet spring sheet fixing frame are arranged between the automatic locating card A and the automatic locating card B. The invention can detect the thickness of the bill through the single-way single module, has high detection sensitivity, is accurate in automatic positioning, and detects the thickness of the bill, and the single-way modules are closely arranged, thereby realizing accurate dead-angle-free detection of the adhesive tape and the adhesive object on the ticket surface.
Description
Technical Field
The invention relates to the field of banknote thickness detection in the fields of banknote counting and detecting machines and sorting machines, in particular to a high-sensitivity and accurate banknote thickness detection module structure.
Background
The banknote counter is used as an important false identification counting tool in banknote circulation and is widely applied. The banknote counter sends piled banknotes to the banknote feeding track through the banknote twisting mechanism, the banknote feeding mechanism conveys the banknotes on the banknote feeding track, the banknotes pass through the detection device when conveyed on the banknote feeding track, the detection device performs operations such as fake identification and counting on the banknotes, and finally the banknote discharging mechanism discharges the banknote counter. The banknote twisting mechanism comprises a banknote twisting plate and a banknote twisting wheel arranged above the banknote twisting plate and matched with the banknote twisting plate, and the banknote twisting wheel drives the banknote to pass through between the banknote twisting wheel and the banknote twisting plate by rotating and depending on friction force, so that the banknote is conveyed forwards one by one.
The banknote sorter adopts an electromechanical integrated structure, can simultaneously realize banknote counting and counting of the RMB banknotes, and can identify true and false, broken, old and new RMB banknotes, different geometric dimensions and different versions of RMB banknotes, and is an ideal financial machine which can be selected by each financial department. The paper currency sorter has the main functions of cleaning, sorting and classifying the Renminbi paper currency of different versions, counting and identifying the true and false of the Renminbi paper currency.
Transparent adhesive tapes on paper currency are difficult to detect in a light reflection, penetration and other modes, so that only the thickness of the paper currency is detected to determine whether the adhesive tapes exist. Chinese patent (publication No. CN106558142 a) proposes a high-precision adaptive thickness detection device. The driving roller part of the device is provided with a driving roller, a floating frame limiting bearing and a rotating shaft, the driving roller is arranged on the rotating shaft, and the two ends of the rotating shaft are respectively provided with the floating frame limiting bearing; the floating thickness measuring frame is provided with a guide screw column, a floating frame pressure spring, a floating frame and a floating frame support lug, the two ends of the floating frame are respectively provided with the floating frame support lug downwards, the limiting bearing of the floating frame is in a free state and does not rotate along with the rotating shaft, and the limiting bearing of the floating frame and the floating frame support lug are oppositely arranged and kept in contact; one end of the guide screw column penetrates through the floating frame and is fixed, a floating frame pressure spring is arranged on the guide screw column, and the guide screw column is in contact with the upper surface of the floating frame through the floating frame pressure spring to form a self-adaptive fixing structure of the guide screw column to the floating frame.
In the current banknote counting and checking machine and sorter fields, the sensitivity is not enough, the detection thickness precision is not high, holes are detected, the thickness of the whole ticket surface of the ticket surface cannot be fully detected, a module cannot be debugged, and the assembly error cannot be solved.
Disclosure of Invention
The invention aims to provide a high-sensitivity and accurate thickness detection module structure for a bill, which can accurately detect adhesive tapes and stickers on the bill surface without dead angles and has more accurate single-path detection.
The technical scheme of the invention is as follows:
a high-sensitivity and accurate-thickness detection module structure of a banknote is characterized in that a press roller of the structure is arranged on a transmission mechanism, clamping piece positioning bearings are oppositely arranged at two ends of the press roller, and the press roller is provided with pressing grooves and press surfaces which are uniformly and alternately arranged and positioned between the two clamping piece positioning bearings; the floating bearings are arranged up and down oppositely to the press surfaces of the press rolls, the floating bearings are in one-to-one correspondence and contact with the press surfaces of the press rolls, the transmission mechanism drives the floating bearings to operate through the operation of the press rolls, and the floating bearings lift up and drive the banknote to operate when the banknote passes through the transmission mechanism;
the automatic locating card A and the automatic locating card B are arranged in parallel relatively, a floating bearing swing block frame and an ash-cleaning sheet spring sheet fixing frame are arranged between the automatic locating card A and the automatic locating card B, the floating bearing swing block frame is positioned at the front part, and the ash-cleaning sheet spring sheet fixing frame is positioned at the rear part; the upper level of floating bearing pendulum block frame, ash removal piece bullet pressed film mount sets up the connecting plate, and the hall circuit board is installed at the top of connecting plate, sets up hall sensor on the hall circuit board, and the magnet steel is installed on floating bearing pendulum block frame, hall sensor and magnet steel one-to-one, and the magnetic field that hall sensor needs is provided by the magnet steel.
The automatic positioning card A and the automatic positioning card B are right-angle shaped, the horizontal plane at the top is respectively penetrated with a connecting plate pin through two holes and is provided with a module pressure spring, the lower end of the vertical plane is arc-shaped and corresponds to and matches with a positioning bearing of a clamping piece, the automatic positioning card A and the automatic positioning card B are attached to the positioning bearing of the clamping piece on a pressing roller to position, and the design sizes of the automatic positioning card A and the automatic positioning card B are matched with the size of the positioning bearing of the clamping piece to ensure that the floating bearing is tangential with the pressing roller and drive the banknote to run.
The banknote high-sensitivity accurate thickness detection module structure is characterized in that a floating module connecting plate A is arranged on a module pressure spring at the top of the automatic locating card A, a floating module connecting plate B is arranged on a module pressure spring at the top of the automatic locating card B, and a pair of connecting plate limiting pins are respectively arranged on the floating module connecting plate A and the floating module connecting plate B relatively in parallel.
The banknote high-sensitivity and accurate-thickness detection module structure is characterized in that a floating bearing, an adjusting rubber mat, magnetic steel and an adjusting magnetic steel screw are arranged on a floating bearing swing block frame, and the magnetic steel is positioned between the adjusting rubber mat and the adjusting magnetic steel screw; when in a static state, the adjusting magnetic steel screw is adjusted to ensure that the magnetic steel is pressed between the adjusting rubber pad and the adjusting magnetic steel screw, the magnetic steel and the Hall sensor determine initial value positions, and an accurate signal initial value is found; when the bill passes, the floating bearing rotates through the floating bearing rotating shaft to drive the magnetic steel to move and the Hall sensor to generate signals, so that the thickness of the bill passing is accurately detected.
The banknote high-sensitivity accurate-thickness detection module structure is characterized in that a through hole is formed in the floating bearing swing block frame, a copper sleeve of the swing block frame is inlaid in the through hole of the floating bearing swing block frame, and a rotating shaft of the floating bearing is arranged in the copper sleeve of the swing block frame in a penetrating mode.
The banknote high-sensitivity and accurate-thickness detection module structure is characterized in that two ends of a floating bearing rotating shaft are respectively corresponding to vertical surfaces of an automatic locating card A and an automatic locating card B, two ends of the floating bearing rotating shaft are respectively provided with a swing block frame limiting pressure spring, and the left-right movement of the floating bearing swing block frame is limited by matching the limiting pressure spring with the automatic locating card A and the automatic locating card B.
The banknote high-sensitivity and accurate-thickness detection module structure is characterized in that a floating bearing spring sheet and a floating bearing ash sheet are arranged on an ash sheet spring sheet fixing frame, and the ash sheet spring sheet fixing frame is arranged between an automatic locating card A and an automatic locating card B; the floating bearing spring plate is of a concave structure, one end top of the floating bearing spring plate is connected with the ash removal plate spring plate fixing frame through a spring plate pressing plate, and the other end of the floating bearing spring plate presses the floating bearing swing block frame, so that the floating bearing is always attached to the press roller, and the spring plate pressing plate always ensures that the floating bearing is contacted with the press roller; one end of the floating bearing ash removing sheet is connected with the ash removing sheet spring sheet fixing frame, and the other end of the floating bearing ash removing sheet corresponds to the floating bearing.
The banknote high-sensitivity accurate thickness detection module structure is characterized in that a pull-tab fixing plate is fixed on a connecting plate, a pull-tab penetrates through a floating bearing rotating shaft to be connected to the pull-tab fixing plate, and when a floating module above a press roller is wholly lifted, the pull-tab pulls the floating bearing rotating shaft, so that the deformation of the floating bearing rotating shaft is eliminated, vibration is prevented, and the stability of an integral signal when the banknote passes is ensured.
The invention has the advantages and beneficial effects that:
1. the invention can detect the thickness of the bill through the single-way single module, has high detection sensitivity, is accurate in automatic positioning, and detects the thickness of the bill, and the single-way modules are closely arranged, thereby realizing accurate dead-angle-free detection of the adhesive tape and the adhesive object on the ticket surface.
2. The invention has simple assembly and high stability.
3. The invention has convenient adjustment and adjustment function, and ensures that the initial value is in a precise range.
4. The accurate positioning technology is particularly outstanding, assembly errors are avoided during assembly, the designed accurate positioning structure is realized, and the thickness detection function is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic side view of the present invention (with a floating module connection plate).
Fig. 4 is a front view showing the working position of the auto-locating card B.
Fig. 5 is a rear view showing the working position of the auto-locating card a.
Fig. 6 is a perspective view of the present invention.
Fig. 7 is another perspective view of the present invention.
The sequence numbers in the figure are composed of: the automatic positioning device comprises a compression roller 1, a floating bearing 2, a floating bearing ash removal sheet 3, an ash removal sheet spring sheet fixing frame 4, a floating bearing spring sheet 5, a spring sheet pressing plate 6, a connecting plate 7, a Hall circuit board 8, a rubber pad 9, a magnetic steel 10, a magnetic steel adjusting screw 11, a floating bearing swing block frame 12, a swing block frame copper sleeve 13, a floating bearing rotating shaft 14, a module pressure spring 15, a swing block frame limiting pressure spring 16, an automatic positioning card A17, a card positioning bearing 18, an automatic positioning card B19, a pull sheet fixing plate 20, a pull sheet 21, a connecting plate limiting pin 22, a floating module connecting plate A23, a floating module connecting plate B25, a pressing groove 26, a pressing surface 27 and a connecting plate pin.
Detailed Description
As shown in fig. 1-7, the invention provides a high-sensitivity and accurate-thickness detection module structure of a banknote, which mainly comprises a press roller 1, a floating bearing 2, a floating bearing ash removing sheet 3, an ash removing sheet elastic sheet fixing frame 4, a floating bearing elastic sheet 5, an elastic sheet pressing plate 6, a connecting plate 7, a hall circuit board 8, an adjusting rubber pad 9, magnetic steel 10, an adjusting magnetic steel screw 11, a floating bearing swinging block frame 12, a swinging block frame copper sleeve 13, a floating bearing rotating shaft 14, a module pressure spring 15, a swinging block frame limiting pressure spring 16, an automatic positioning card A17, a clamping sheet positioning bearing 18, an automatic positioning card B19, a pulling sheet fixing plate 20, a pulling sheet 21, a connecting plate limiting pin 22, a floating module connecting plate A23 and a floating module connecting plate B24, wherein the specific structure is as follows:
the press roller 1 is arranged on a supporting plate module of the transmission mechanism, the clamping piece positioning bearings 18 are oppositely arranged at two ends of the press roller 1, and the press roller 1 is provided with uniformly and alternately arranged press grooves 25 and press surfaces 26 and are positioned between the two clamping piece positioning bearings 18. The floating bearings 2 are arranged up and down relative to the press polish surfaces 26 of the press rolls 1, the floating bearings 2 are in one-to-one correspondence with the press polish surfaces 26 of the press rolls 1 and are in contact with the press polish surfaces 26 of the press rolls 1, the transmission mechanism drives the floating bearings 2 to operate through the operation of the press rolls 1, and when a banknote passes through, the floating bearings 2 are lifted and drive the banknote to operate.
The automatic locating card A17 and the automatic locating card B19 are arranged in parallel relatively, a floating bearing swing block frame 12 and an ash removal sheet spring sheet fixing frame 4 are arranged between the automatic locating card A17 and the automatic locating card B19, the floating bearing swing block frame 12 is positioned at the front part, and the ash removal sheet spring sheet fixing frame 4 is positioned at the rear part. The floating bearing pendulum block frame 12, the ash removal piece bullet piece mount 4's top level sets up connecting plate 7, and hall circuit board 8 is installed at the top of connecting plate 7, sets up hall sensor on the hall circuit board 8, and magnet steel 10 installs on the floating bearing pendulum block frame 12, and hall sensor and magnet steel 10 one-to-one correspond, and the magnetic field that hall sensor needs is provided by magnet steel 10.
The automatic locating card A17 and the automatic locating card B19 are in right angles, the horizontal plane at the top is respectively penetrated with the connecting plate pin 27 through two holes and is provided with the module pressure spring 15, the lower end of the vertical plane is arc-shaped and corresponds to and matches with the clamping piece locating bearing 18, the automatic locating card A17 and the automatic locating card B19 are attached to the clamping piece locating bearing 18 on the pressure roller 1 to locate, and the design size of the automatic locating card A17 and the automatic locating card B19 is matched with the size of the clamping piece locating bearing 18, so that the floating bearing 2 is ensured to be tangent with the pressure roller 1 according to the design size, and the banknote is driven to run. The automatic locating card A17 and the automatic locating card B19 can automatically and accurately locate the positions, so that the press roller 1 and the floating bearing 2 are accurately matched.
A floating module connecting plate A23 is arranged on the module pressure spring 15 at the top of the automatic locating card A17, a floating module connecting plate B24 is arranged on the module pressure spring 15 at the top of the automatic locating card B19, and a pair of connecting plate limiting pins 22 are respectively arranged on the floating module connecting plate A23 and the floating module connecting plate B24 in parallel relatively.
The function of the modular compression spring 15 is: the thickness measuring floating module is fixed and pressed, so that the thickness measuring floating module can only be located on the press roller 1, and the thickness measuring floating module refers to a combined part between the press roller 1 and the module pressure spring 15. The thickness measuring floating module is fixed by a module pressure spring 15: the connecting plate limiting pins 22 are used for respectively positioning the corresponding floating module connecting plates A23 and B24, the connecting plate pin columns 27 are riveted on the connecting plates 7, the module pressure springs 15 are arranged on the connecting plate pin columns 27, the connecting plate pin columns 27 are connected and positioned through holes on the floating module connecting plates A23 and B24, and the hole sizes are larger than the outer diameters of the connecting plate pin columns 27, so that the connecting plate pin columns 27 can conduct sliding movement up and down.
The automatic locating process is as follows: the connecting plate pin 27 can slide through the floating module connecting plate A23 and the floating module connecting plate B24, the lower ends of the automatic locating card A17 and the automatic locating card B19 are contacted with the locating bearing 18 of the locating piece, the floating module connecting plate A23 and the floating module connecting plate B24 can micro-move on the limiting pin 22 of the connecting plate, the module pressure spring 15 presses the thickness measuring floating module, the automatic locating card A17 and the automatic locating card B19 are attached to the arc surface locating attachment of the locating bearing 18 of the locating piece, and the locating is accurate.
The floating bearing swing block frame 12 is provided with a floating bearing 2, an adjusting rubber cushion 9, magnetic steel 10 and an adjusting magnetic steel screw 11, wherein the magnetic steel 10 is positioned between the adjusting rubber cushion 9 and the adjusting magnetic steel screw 11. When in a static state, the adjusting magnetic steel screw 11 is adjusted, so that the magnetic steel 10 is pressed between the adjusting rubber pad 9 and the adjusting magnetic steel screw 11, the magnetic steel 10 and the Hall sensor determine initial value positions, and an accurate signal initial value is found; when a bill passes, the floating bearing 2 rotates through the floating bearing rotating shaft 14 to drive the magnetic steel 10 to move and the Hall sensor to generate signals, so that the thickness of the bill passing is accurately detected. After the assembly is completed, if the assembly has errors, the assembly moves to the position of the numerical value required by the design by adjusting and adjusting the magnetic steel screw 11 and the magnetic steel 10 to slightly move.
The floating bearing pendulum block frame 12 is provided with a through hole, the pendulum block frame copper sleeve 13 is inlaid in the through hole of the floating bearing pendulum block frame 12, the floating bearing rotating shaft 14 is arranged on the pendulum block frame copper sleeve 13 in a penetrating way, and the floating bearing rotating shaft 14 plays a role in supporting and driving the floating bearing pendulum block frame 12 to rotate. During the rotation of the floating bearing shaft 14, the rocker bracket copper sleeve 13 acts as a sliding bearing. Two ends of the floating bearing rotating shaft 14 respectively correspond to vertical surfaces of the automatic locating card A17 and the automatic locating card B19, two ends of the floating bearing rotating shaft 14 are respectively provided with a swing block frame limiting pressure spring 16, and the swing block frame limiting pressure spring 16 is matched with the automatic locating card A17 and the automatic locating card B19 to limit the left-right movement of the floating bearing swing block frame 12.
The floating bearing spring piece 5 and the floating bearing ash removal piece 3 are arranged on the ash removal piece spring piece fixing frame 4, and the ash removal piece spring piece fixing frame 4 is arranged between the automatic locating card A17 and the automatic locating card B19 to play a supporting and locating role. The floating bearing spring piece 5 is of a concave structure, one end top of the floating bearing spring piece 5 is connected with the ash removal piece spring piece fixing frame 4 through the spring piece pressing plate 6, and the other end of the floating bearing spring piece 5 presses the floating bearing swing block frame 12, so that the floating bearing 2 is always attached to the press roller 1, and the spring piece pressing plate 6 always ensures that the floating bearing 2 is in contact with the press roller 1. One end of the floating bearing ash removal piece 3 is connected with the ash removal piece spring piece fixing frame 4, the other end of the floating bearing ash removal piece 3 corresponds to the floating bearing 2, and the adhesion objects on the floating bearing 2 are cleaned through the floating bearing ash removal piece 3 during operation, so that the thickness of the bank note can be accurately detected when the bank note passes through.
The pull-tab fixing plate 20 is fixed on the connecting plate 7, the pull-tab 21 penetrates through the floating bearing rotating shaft 14 to be connected to the pull-tab fixing plate 20, and when the floating module above the press roller 1 is lifted integrally, the pull-tab 21 pulls the floating bearing rotating shaft 14, so that the deformation of the floating bearing rotating shaft 14 is eliminated, vibration is prevented, and the stability of the integral signal when the banknote passes is ensured. If the floating bearing shaft 14 is deformed, the overall signal will change, and the detected data will be unstable and inaccurate.
The implementation result shows that the invention is used as a debugging structure, can be assembled on a machine to be accurately adjusted to a required initial value, can accurately detect the thickness of the bank note by detection, and can detect the thickness of the bank note without dead angles.
Claims (8)
1. A high-sensitivity and accurate-thickness detection module structure of a banknote is characterized in that a press roller of the structure is arranged on a transmission mechanism, positioning bearings of clamping sheets are oppositely arranged at two ends of the press roller, and the press roller is provided with pressing grooves and pressing surfaces which are uniformly and alternately arranged and positioned between the two positioning bearings of the clamping sheets; the floating bearings are arranged up and down oppositely to the press surfaces of the press rolls, the floating bearings are in one-to-one correspondence and contact with the press surfaces of the press rolls, the transmission mechanism drives the floating bearings to operate through the operation of the press rolls, and the floating bearings lift up and drive the banknote to operate when the banknote passes through the transmission mechanism;
the automatic locating card A and the automatic locating card B are arranged in parallel relatively, a floating bearing swing block frame and an ash-cleaning sheet spring sheet fixing frame are arranged between the automatic locating card A and the automatic locating card B, the floating bearing swing block frame is positioned at the front part, and the ash-cleaning sheet spring sheet fixing frame is positioned at the rear part; the upper level of floating bearing pendulum block frame, ash removal piece bullet pressed film mount sets up the connecting plate, and the hall circuit board is installed at the top of connecting plate, sets up hall sensor on the hall circuit board, and the magnet steel is installed on floating bearing pendulum block frame, hall sensor and magnet steel one-to-one, and the magnetic field that hall sensor needs is provided by the magnet steel.
2. The high-sensitivity and accurate-thickness detection module structure of the banknote according to claim 1, wherein the automatic positioning card A and the automatic positioning card B are in right angles, the horizontal plane at the top is respectively penetrated with a connecting plate pin through two holes and is provided with a module pressure spring, the lower end of the vertical plane is arc-shaped and corresponds to and matches with a positioning bearing of the clamping piece, the automatic positioning card A and the automatic positioning card B are attached to the positioning bearing of the clamping piece on the pressing roller for positioning, and the design sizes of the automatic positioning card A and the automatic positioning card B are matched with the size of the positioning bearing of the clamping piece, so that the floating bearing is ensured to be tangent with the pressing roller, and the banknote is driven to run.
3. The high-sensitivity and accurate-thickness detection module structure of the banknote according to claim 1, wherein a floating module connecting plate A is arranged on a module pressure spring at the top of the automatic positioning card A, a floating module connecting plate B is arranged on a module pressure spring at the top of the automatic positioning card B, and a pair of connecting plate limiting pins are respectively arranged on the floating module connecting plate A and the floating module connecting plate B relatively in parallel.
4. The high-sensitivity and accurate-thickness detection module structure of the banknote according to claim 1, wherein a floating bearing, an adjusting rubber mat, magnetic steel and an adjusting magnetic steel screw are arranged on a floating bearing swinging block frame, and the magnetic steel is positioned between the adjusting rubber mat and the adjusting magnetic steel screw; when in a static state, the adjusting magnetic steel screw is adjusted to ensure that the magnetic steel is pressed between the adjusting rubber pad and the adjusting magnetic steel screw, the magnetic steel and the Hall sensor determine initial value positions, and an accurate signal initial value is found; when the bill passes, the floating bearing rotates through the floating bearing rotating shaft to drive the magnetic steel to move and the Hall sensor to generate signals, so that the thickness of the bill passing is accurately detected.
5. The high-sensitivity and accurate-thickness banknote detection module structure according to claim 1, wherein the floating bearing rocker frame is provided with a through hole, the rocker frame copper bush is embedded in the through hole of the floating bearing rocker frame, and the floating bearing rotating shaft is arranged in the rocker frame copper bush in a penetrating manner.
6. The high-sensitivity and accurate-thickness detection module structure of the banknote according to claim 1, wherein two ends of the rotating shaft of the floating bearing correspond to vertical surfaces of the automatic locating card A and the automatic locating card B respectively, two ends of the rotating shaft of the floating bearing are provided with limiting pressure springs of the swing block frame respectively, and the left-right movement of the swing block frame of the floating bearing is limited by the cooperation of the limiting pressure springs with the automatic locating card A and the automatic locating card B.
7. The high-sensitivity and accurate-thickness detection module structure of the banknote according to claim 1, wherein a floating bearing spring sheet and a floating bearing ash sheet are arranged on an ash sheet spring sheet fixing frame, and the ash sheet spring sheet fixing frame is arranged between an automatic locating card A and an automatic locating card B; the floating bearing spring plate is of a concave structure, one end top of the floating bearing spring plate is connected with the ash removal plate spring plate fixing frame through a spring plate pressing plate, and the other end of the floating bearing spring plate presses the floating bearing swing block frame, so that the floating bearing is always attached to the press roller, and the spring plate pressing plate always ensures that the floating bearing is contacted with the press roller; one end of the floating bearing ash removing sheet is connected with the ash removing sheet spring sheet fixing frame, and the other end of the floating bearing ash removing sheet corresponds to the floating bearing.
8. The high-sensitivity and accurate-thickness detection module structure for bills according to claim 1, wherein a pull-tab fixing plate is fixed on the connecting plate, the pull-tab is connected to the pull-tab fixing plate through a floating bearing rotating shaft, and when the floating module above the press roller is lifted integrally, the pull-tab pulls the floating bearing rotating shaft, so that the deformation of the floating bearing rotating shaft is eliminated, the vibration is prevented, and the stability of the integral signal when the bills pass is ensured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310218052.5A CN116959164A (en) | 2023-03-08 | 2023-03-08 | High-sensitivity and accurate thickness detection module structure of bank note |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310218052.5A CN116959164A (en) | 2023-03-08 | 2023-03-08 | High-sensitivity and accurate thickness detection module structure of bank note |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116959164A true CN116959164A (en) | 2023-10-27 |
Family
ID=88448061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310218052.5A Pending CN116959164A (en) | 2023-03-08 | 2023-03-08 | High-sensitivity and accurate thickness detection module structure of bank note |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116959164A (en) |
-
2023
- 2023-03-08 CN CN202310218052.5A patent/CN116959164A/en active Pending
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