Wireless piezoelectric jacquard and driver thereof

Abstract

A driver of a wireless piezoelectric jacquard comprises a driving circuit board, a first optical communication module and a second optical communication module, the first optical communication module is provided with a first optical receiver, the second optical communication module is provided with a second optical transmitter, the first optical receiver is electrically connected with the driving circuit board, and the second optical transmitter is electrically connected with the driving circuit board. The first optical receiver, the driving circuit board and the second optical transmitter are electrically connected together, so that a first optical communication loop is formed, and the first optical communication loop is used for transmitting pattern process data. According to the utility model, the first optical receiver, the driving circuit board and the second optical transmitter are arranged to form the first optical communication loop, so that conductive metal used for data transmission between the driving circuit boards is reduced, and the condition of unstable data transmission caused by oxidation of the conductive metal is avoided; data are transmitted through the first optical communication loop in an optical communication mode, higher anti-electromagnetic interference energy is achieved, and the service life of the wireless piezoelectric jacquard is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of piezoelectric jia ka, especially wireless piezoelectric jia ka and the driver of the wireless piezoelectric jia ka. BACKGROUND

[0002] The wireless piezoelectric jia ka is used in warp knitting machine, and cooperates with loop-forming components in the warp knitting machine to complete corresponding loop-forming actions.

[0003] A separable piezoelectric jia ka assembly is disclosed in Chinese invention patent (application number: 201910921383.9, publication number: CN110485048B), which comprises a piezoelectric ceramic element, a needle plate, a driving circuit board, a fixing seat, a switching circuit board and a probe assembly. The switching circuit board is provided with a connector and is electrically connected with the connector provided on the driving circuit board through the connector. The switching circuit board is electrically connected with the piezoelectric ceramic element through a wire. The switching circuit board and the fixing seat are fixed on the needle plate respectively. The probe assembly is fixed on the needle plate through a hole on the needle plate which is matched with the outer dimension of the needle plate assembly. One end of the probe assembly is provided with a connecting wire and is electrically connected with the driving circuit board through welding or the connector. The other end of the probe assembly is provided with a spring needle and is electrically connected with a circuit board bottom plate arranged on a guide bar. However, the following defects still exist in the actual use process: the wireless piezoelectric jia ka takes power and transmits data through the spring needle exposed outside. In the long-term use process, the self-heating of the wireless piezoelectric jia ka accelerates the oxidation of the metal on the surface of the spring needle, thereby affecting the stability of data transmission and reducing the service life of the wireless piezoelectric jia ka. SUMMARY

[0004] The utility model provides a wireless piezoelectric jia ka and the driver of the wireless piezoelectric jia ka, and the main purpose lies in overcoming the defect that the wireless piezoelectric jia ka takes power and transmits data through the spring needle exposed outside. In the long-term use process, the self-heating of the wireless piezoelectric jia ka accelerates the oxidation of the metal on the surface of the spring needle, thereby affecting the stability of data transmission.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme:

[0006] The present disclosure provides a driver for a wireless piezoelectric jia ka, comprising:

[0007] a driving circuit board;

[0008] a first optical communication module having a first optical receiver; and

[0009] a second optical communication module having a second optical transmitter;

[0010] The first light receiver is electrically connected with the driving circuit board, the second light transmitter is electrically connected with the driving circuit board, the first light receiver, the driving circuit board and the second light transmitter are electrically connected together to form a first optical communication loop, and the first optical communication loop is used for transmitting the pattern process data.

[0011] In a possible implementation, the first optical communication module has a first light transmitter, the second optical communication module has a second light receiver, the first light transmitter is electrically connected with the driving circuit board, the second light receiver is electrically connected with the driving circuit board, the second light receiver, the driving circuit board and the first light transmitter are electrically connected together to form a second optical communication loop, and the second optical communication loop is used for transmitting the pattern process data.

[0012] In a possible implementation, when the first light receiver receives the pattern process data by receiving an optical signal, an output end of the first light receiver transmits the pattern process data to the driving circuit of the driving circuit board in an electrical signal mode, the pattern process data is transmitted to an input end of the second light transmitter in an electrical signal mode, and a second light source of the second light transmitter transmits the pattern process data in an optical signal mode.

[0013] In a possible implementation, when the second light receiver receives the pattern process data by receiving an optical signal, an output end of the second light receiver transmits the pattern process data to the driving circuit of the driving circuit board in an electrical signal mode, the pattern process data is transmitted to an input end of the first light transmitter in an electrical signal mode, and a first light source of the first light transmitter transmits the pattern process data in an optical signal mode.

[0014] In a possible implementation, when the first light transmitter and the first light receiver are arranged together on the left side of the driving circuit board, the second light receiver and the second light transmitter are arranged together on the right side of the driving circuit board.

[0015] In a possible implementation, when the second light receiver and the second light transmitter are arranged together on the left side of the driving circuit board, the first light transmitter and the first light receiver are arranged together on the right side of the driving circuit board.

[0016] In a possible implementation, when the light receiving port of the first light receiver is arranged towards the left side of the driving circuit board, the light emitting port of the second light transmitter is arranged towards the right side of the driving circuit board, and when the light receiving port of the first light receiver is arranged towards the right side of the driving circuit board, the light emitting port of the second light transmitter is arranged towards the left side of the driving circuit board.

[0017] In a possible implementation, when the light receiving port of the second light receiver is arranged towards the right side of the driving circuit board, the light emitting port of the first light transmitter is arranged towards the left side of the driving circuit board.

[0018] In a possible implementation, male connectors for connection and female connectors for connection are arranged on the outer edges of the driving circuit boards, and when two driving circuit boards are arranged close to each other, the male connector on one driving circuit board is spliced with the corresponding female connector on the other driving circuit board, so that the two driving circuit boards arranged close to each other are fixed relative to each other to form a complete optical communication loop.

[0019] In a second aspect, the present disclosure provides a wireless piezoelectric jacquard having a driver and a jacquard guide needle block, the driver being electrically connected to the power connection end of the jacquard guide needle block, and the driver being the driver described above.

[0020] Compared with the prior art, the present application has the following advantages:

[0021] The present application has the advantages of simple structure and high practicability, by setting up the first optical communication loop composed of the first light receiver, the driving circuit board and the second light transmitter, reducing the conductive metal between the driving circuit boards for transmitting data, avoiding the oxidation of the conductive metal to cause unstable data transmission, and transmitting data in the form of optical communication through the first optical communication loop, having higher anti-electromagnetic interference energy, and improving the service life of the wireless piezoelectric jacquard. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the first optical communication module.

[0023] Figure 2 It is a structural schematic diagram of the second optical communication module.

[0024] Figure 3 It is a module diagram of the optical communication loop when two wireless piezoelectric jacquards are arranged close to each other.

[0025] Figure 4 It is a module diagram of the jacquard driver in embodiment one.

[0026] Figure 5 Module diagram of the optical communication circuit when two wireless piezoelectric jacquard combs are placed next to each other in Example 1.

[0027] Figure 6 Module diagram of the jacquard driver in Example 2.

[0028] Figure 7 Module diagram of the wireless piezoelectric jacquard comb in Example 1.

[0029] In the figure: 1, wireless piezoelectric jacquard comb; 2, jacquard guide pin block; 3, jacquard driver; 4, guide pin; 5, first optical communication module; 6, second optical communication module; 7, second optical transmitter; 8, first optical receiver; 9, drive circuit board; 10, drive circuit; 11, piezoelectric ceramic sheet; 12, second optical receiver; 13, first optical transmitter; 14, male connector; 15, female connector; 16, drive chip. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments.

[0031] In this document, reference to“an embodiment” means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the application. The appearances of the phrase“in an embodiment” in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of one another. Those skilled in the art will understand that embodiments described herein can be combined with other embodiments.

[0032] Unless otherwise defined, technical terms or scientific terms used herein should be understood to have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terms“first”,“second”, and similar terms as used in the specification and claims of this application do not necessarily have an ordinal, numerical or chronological significance but are used to distinguish different components or elements of the application. The terms“comprises”,“comprising”,“has”,“having” or any other similar phrase as used in the specification and claims of this application are intended to include a stated feature, structure, or characteristic, but not to exclude the presence of other features, structures or characteristics. The terms“inner”,“outer”,“upper”,“lower” and the like as used herein are intended to indicate relative positions, orientations, and / or locations of the described objects, and are not intended to denote absolute positions, orientations, and / or locations. The term“plurality” means at least two.

[0033] Example 1, with reference to Figure 1 , Figure 2 and Figure 3 A wireless piezoelectric jacquard and a driver of the wireless piezoelectric jacquard, the wireless piezoelectric jacquard 1 comprising a jacquard guide needle block 2 and a driver 3, the driver 3 being electrically connected with the electrically connected end of the jacquard guide needle block 2.

[0034] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the driver circuit board 9 of the driver 3 is used to drive the piezoelectric ceramic sheet 11 of the jacquard guide needle block 2 to deform, so as to drive the guide needle 4 to swing.

[0035] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the driver 3 comprises: the driver circuit board 9, the first optical communication module 5 and the second optical communication module 6.

[0036] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the first optical communication module 5 has the first optical receiver 8, and the first optical receiver 8 is electrically connected with the driver circuit board 9; the second optical communication module 6 has the second optical transmitter 7, and the second optical transmitter 7 is electrically connected with the driver circuit board 9.

[0037] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the first optical communication module 5 and the second optical communication module 6 are respectively arranged on the left and right sides of the driver circuit board 9.

[0038] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the first optical receiver 8 receives the pattern process data by receiving the optical signal, the output end of the first optical receiver 8 transmits the pattern process data to the driver circuit 10 of the driver circuit board 9 in the form of the electrical signal, the pattern process data is transmitted to the input end of the second optical transmitter 7 in the form of the electrical signal, and the second light source of the second optical transmitter 7 transmits the pattern process data in the form of the optical signal.

[0039] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5, the first light receiver 8 has a first photodiode (PIN), the second light transmitter 7 has a second light-emitting diode (LED), and the second light-emitting diode transmits the pattern process data in a flickering manner.

[0040] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the driving circuit board 9 is integrally provided with a driving chip 16, an input end of the driving chip 16 is electrically connected with an electrical connection end of the first light receiver 8, and an output end of the driving chip 16 is electrically connected with an electrical connection end of the second light transmitter 7, so that the first electrical signal is transmitted to the electrical connection end of the second light transmitter 7.

[0041] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , the driving chip 16 is integrally provided with a driving circuit 10.

[0042] The electrical signal transmits the pattern process data in a high level and low level manner.

[0043] The optical signal transmits the pattern process data in a light intensity, frequency or phase manner.

[0044] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , when the two wireless piezoelectric jacks 1 are close to each other, the optical signal emitted by the second light transmitter 7 of one driver 3 is received by the first light receiver 8 of the other driver 3 close to it, so as to form a complete optical signal transmission loop, and the driving circuit 10 on the driving circuit board 9 drives the piezoelectric ceramic sheet 11 of the jack guide needle block 2 to swing according to the pattern process data received by the first light receiver 8, so that the guide needle 4 realizes the pattern action.

[0045] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , by setting the first light receiver 8 and the second light transmitter 7 to transmit the pattern data in an optical signal manner, the number of conductive metals on the driver 3 is reduced, the electromagnetic interference resistance is improved, and the service life is prolonged.

[0046] Embodiment two, with reference to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7The difference between the second embodiment and the first embodiment is that the first optical communication module 5 has a first optical transmitter 13 and a first optical receiver 8, and the first optical transmitter 13 is electrically connected with the driving circuit board 9.

[0047] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 , the second optical communication module 6 has a second optical receiver 12 and a second optical transmitter 7, and the second optical receiver 12 is electrically connected with the driving circuit board 9. The second optical receiver 12 receives the pattern process data in the form of optical signals, and the output end of the second optical receiver 12 transmits the pattern process data to the driving circuit 10 of the driving circuit board 9 in the form of electrical signals. The pattern process data is transmitted to the input end of the first optical transmitter 13 in the form of electrical signals, and the first light source of the first optical transmitter 13 transmits the pattern process data in the form of optical signals.

[0048] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 , when the first optical transmitter 13 and the first optical receiver 8 are arranged together on the left side of the driving circuit board 9, the second optical receiver 12 and the second optical transmitter 7 are arranged together on the right side of the driving circuit board 9.

[0049] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 , when the second optical receiver 12 and the second optical transmitter 7 are arranged together on the left side of the driving circuit board 9, the first optical transmitter 13 and the first optical receiver 8 are arranged together on the right side of the driving circuit board 9.

[0050] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 , when the two driving circuit boards 9 are arranged together in a left-right splicing manner, the first optical receiver 8 on one driving circuit board 9 is butted together with the second optical transmitter 7 on the other driving circuit board 9 to form a complete first optical communication loop, and the first optical transmitter 13 on one driving circuit board 9 is butted together with the second optical receiver 12 on the other driving circuit board 9 to form a complete second optical communication loop.

[0051] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 When two wireless piezoelectric jacquard 1 are next to each other, the light signal emitted by the second light transmitter 7 of one driver 3 is received by the first light receiver 8 of the other driver 3 next to it, to form a complete optical communication loop, and the driving circuit on the driving circuit board 9 drives the piezoelectric ceramic sheet 11 of the jacquard guide needle block 2 to swing according to the pattern process data received by the first light receiver 8, so that the guide needle 4 realizes the jacquard action.

[0052] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 When two wireless piezoelectric jacquards 1 are next to each other, the light signal emitted by the first light transmitter 13 of one driver 3 is received by the second light receiver 12 of the other driver 3 next to it, to form a complete optical communication loop, and the driving circuit on the driving circuit board 9 drives the piezoelectric ceramic sheet 11 of the jacquard guide needle block 2 to swing according to the pattern process data received by the second receiver 12, so that the guide needle 4 realizes the jacquard action.

[0053] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 By arranging the first light receiver 8, the first light transmitter 13, the second light receiver 12, and the second light transmitter 7, the first optical communication loop is composed of the first light receiver 8, the driving circuit board 9, and the second light transmitter 7, and the second optical communication loop is composed of the second light receiver 12, the driving circuit board 9, and the first light transmitter 13. By arranging the first optical communication loop and the second optical communication loop, the data transmission can mainly use the first optical communication loop during use, and the second optical communication loop is used as a backup, or part of the pattern process data is transmitted by the first optical communication loop, and the other part of the pattern process data is transmitted by the second optical communication loop, thereby reducing the total amount of data required to be transmitted by a single optical communication loop, thereby reducing the difficulty and improving the stability of data transmission.

[0054] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 By arranging the first optical communication loop and the second optical communication loop, the docking optical communication loop that can be used on both left and right sides when two wireless piezoelectric jacquards 1 are next to each other is formed, which facilitates the installation of the wireless piezoelectric jacquard 1.

[0055] The other structures are similar to those of Embodiment 1, and will not be described here.

[0056] Embodiment Three, referring to Figure 1 , Figure 2 、 Figure 4 and Figure 5 The difference between this embodiment three and embodiment one is that the driver 3 comprises the first light receiver 8, the second light emitter 7 and the driving circuit 10.

[0057] Referring to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , the first light receiver 8 is configured to acquire the first light signal with the pattern process data and send the first electric signal matched with the first light signal to the corresponding driving circuit 10.

[0058] Referring to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , the first light receiver 8 sends the first electric signal with the pattern process data to the second light emitter 7, and the first electric signal is according to the pattern process data.

[0059] Referring to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , the second light emitter 7 is configured to emit the second light signal with the pattern process data.

[0060] Referring to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , the driving circuit 10 outputs the second electric signal to the corresponding piezoelectric ceramic sheet 11 according to the pattern process data corresponding to the first electric signal, and the second electric signal is configured to control the deformation of the corresponding piezoelectric ceramic sheet 11.

[0061] Working principle: referring to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , the first light receiver 8 acquires the first light signal with the pattern process data, and the first light receiver 8 sends the first electric signal matched with the first light signal to the corresponding driving circuit 10.

[0062] Referring to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , the first light receiver 8 sends the first electric signal with the pattern process data to the second light emitter 7, and the first electric signal is according to the pattern process data.

[0063] Referring to Figure 1 、 Figure 2 、 Figure 4 and Figure 5The second light emitter 7 emits a second light signal, and the second light signal carries the pattern data.

[0064] Referring to Figure 1 , Figure 2 , Figure 4 and Figure 5 , the driving circuit 10 outputs a second electrical signal to the corresponding piezoelectric ceramic sheet 11 according to the pattern data corresponding to the first electrical signal, and the second electrical signal is used to control the deformation of the corresponding piezoelectric ceramic sheet 11.

[0065] Referring to Figure 1 , Figure 2 , Figure 4 and Figure 5 , the pattern data is configured as one of the communication address value, the needle signal or the bit stream data corresponding to the wireless piezoelectric jack 1.

[0066] The first electrical signal transmits the pattern data in the form of high level and low level.

[0067] The second electrical signal transmits the pattern data in the form of high level and low level.

[0068] The first light signal transmits the pattern data in the form of light intensity, frequency or phase, and the second light signal transmits the pattern data in the form of light intensity, frequency or phase.

[0069] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , when two wireless piezoelectric jacks 1 are placed next to each other, the second light signal emitted by the second light emitter 7 of one driver 3 is received by the first light receiver 8 of the other driver 3 placed next to it, so as to form a complete optical communication loop.

[0070] The other structures are similar to those of Embodiment 1, and will not be described here.

[0071] Embodiment 4, referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the difference between this embodiment 4 and Embodiment 1 is that when the light receiving port of the first light receiver 8 is arranged towards the left side of the driving circuit board 9, the light emitting port of the second light emitter 7 is arranged towards the right side of the driving circuit board 9, so that when two drivers 3 are placed next to each other, the second light emitter 7 on one driving circuit board 9 and the corresponding first light receiver 8 on the other driving circuit board 9 are placed next to each other, so as to form a complete optical communication loop.

[0072] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , when the light receiving port of the first light receiver 8 is arranged towards the right side direction of the drive circuit board 9, the light emitting port of the second light emitter 7 is arranged towards the left side direction of the drive circuit board 9, so that when the two drivers 3 are placed next to each other, the second light emitter 7 on one drive circuit board 9 is butted with the corresponding first light receiver 8 on the other drive circuit board 9 to form a complete optical communication loop.

[0073] Referring to Figure 1 , Figure 2 and Figure 3 , the outer side edge of the drive circuit board 9 is provided with a male connector 14 for connection and a female connector 15 for connection, when two drive circuit boards 9 are placed next to each other, the male connector 14 on one drive circuit board 9 is butted with the corresponding female connector 15 on the other drive circuit board 9, so that the two drive circuit boards 9 placed next to each other are fixed relative to each other to form a complete optical communication loop.

[0074] Referring to Figure 1 , Figure 2 and Figure 3 , the male connector 14 is provided with a first conductive terminal 17 for transmitting current, and the female connector 15 is provided with a second conductive terminal 18 for transmitting current, when the male connector 14 is connected with the corresponding female connector 15, the first conductive terminal 17 and the second conductive terminal 18 are electrically connected.

[0075] Other structures are similar to those of Embodiment One, and will not be described here.

[0076] Embodiment Five, referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the difference between this embodiment and Embodiment One is that when the light receiving port of the first light receiver 8 is arranged towards the left side direction of the drive circuit board 9, the light emitting port of the second light emitter 7 is arranged towards the right side direction of the drive circuit board 9, so that when the two drivers 3 are placed next to each other, the second light emitter 7 on one drive circuit board 9 is butted with the corresponding first light receiver 8 on the other drive circuit board 9 to form a complete optical communication loop.

[0077] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , when the light receiving port of the second light receiver 12 is arranged towards the right side of the driving circuit board 9, the light emitting port of the first light emitter 13 is arranged towards the left side of the driving circuit board 9, so that when two drivers 3 are placed together, the first light emitter 13 on one driving circuit board 9 and the corresponding second light receiver 12 on the other driving circuit board 9 are placed together to form a complete optical communication loop.

[0078] Referring to Figure 1 , Figure 2 , Figure 3 and Figure 4 , the male connector 14 for connection and the female connector 15 for connection are arranged on the outer side edge of the driving circuit board 9, and when two driving circuit boards 9 are placed together, the male connector 14 on one driving circuit board 9 and the corresponding female connector 15 on the other driving circuit board 9 are spliced together, so that the two driving circuit boards 9 placed together are fixed opposite to each other to form a complete optical communication loop.

[0079] Working principle: referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the first light receiver 8 acquires the first optical signal with the pattern process data, and the first light receiver 8 sends the first electrical signal matched with the first optical signal to the corresponding driving circuit 10.

[0080] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the first light receiver 8 sends the first electrical signal with the pattern process data to the second light emitter 7, and the first electrical signal is based on the pattern process data.

[0081] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the second light emitter 7 emits the second optical signal, and the second optical signal has the pattern process data.

[0082] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the driving circuit 10 outputs a second electrical signal to the corresponding piezoelectric ceramic sheet 11 according to the pattern process data corresponding to the first electrical signal, and the second electrical signal is used to control the deformation of the corresponding piezoelectric ceramic sheet 11.

[0083] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the second light receiver 12 acquires a third optical signal with pattern process data, and the second light receiver 12 sends a third electrical signal matching the third optical signal to the corresponding driving circuit 10.

[0084] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the second light receiver 12 sends a third electrical signal with pattern process data to the first light emitter 13, and the third electrical signal is according to the pattern process data.

[0085] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the first light emitter 13 emits a fourth optical signal, and the fourth optical signal has pattern process data.

[0086] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 6 and Figure 7 , the driving circuit 10 outputs a fourth electrical signal to the corresponding piezoelectric ceramic sheet 11 according to the pattern process data corresponding to the third electrical signal, and the fourth electrical signal is used to control the deformation of the corresponding piezoelectric ceramic sheet 11.

[0087] Referring to Figure 7 , the pattern process data is configured as one of the communication address value corresponding to the wireless piezoelectric jack 1, the needle punching signal or the bit stream data.

[0088] The first electrical signal transmits the pattern process data in the form of high and low levels. The second electrical signal transmits the pattern process data in the form of high and low levels. The third electrical signal transmits the pattern process data in the form of high and low levels. The fourth electrical signal transmits the pattern process data in the form of high and low levels.

[0089] The first optical signal transmits the pattern process data in the form of intensity, frequency or phase of light. The second optical signal transmits the pattern process data in the form of intensity, frequency or phase of light. The third optical signal transmits the pattern process data in the form of intensity, frequency or phase of light. The fourth optical signal transmits the pattern process data in the form of intensity, frequency or phase of light.

[0090] The other structures are similar to those of the first embodiment, and thus are not described here.

[0091] Embodiment six, referring to Figure 1 , Figure 2 and Figure 3 , the difference between the sixth embodiment and the first embodiment is that the driving circuit board 9 is integrally provided with the driving chip 16, the input end of the driving chip 16 is electrically connected with the electric connection end of the light receiver, the output end of the driving chip 16 is electrically connected with the electric connection end of the light emitter, so that the first electrical signal is transmitted to the electric connection end of the light emitter. The front part of the driving circuit board 9 is provided with the connector 17, and the driving circuit board 9 is electrically connected with the electric connection end of the piezoelectric ceramic sheet 11 through the connector 17.

[0092] The other structures are similar to those of the first embodiment, and thus are not described here.

[0093] Embodiment seven, referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the difference between the seventh embodiment and the first embodiment is that the wireless piezoelectric jacard 1 includes the jacard guide needle block 2 and the driver 3, the driving circuit board 9 of the driver 3 is used to drive the piezoelectric ceramic sheet 11 of the jacard guide needle block 2 to deform, so as to drive the guide needle 4 to swing, when two wireless piezoelectric jacards 1 are close to each other, the second optical signal emitted by the second optical communication module 6 of one driver 3 is received by the first optical communication module 5 of the other driver 3 close to it, so as to form a complete optical communication loop.

[0094] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7The wireless piezoelectric jacquard 1 has a jacquard guide needle block 2 and a driver 3, a driving circuit 10 on a driving circuit board 9 of the driver 3 drives the piezoelectric ceramic sheet 11 of the jacquard guide needle block 2 to deform according to a first electrical signal, so as to drive the guide needle 4 to swing.

[0095] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the driver 3 comprises: the driving circuit board 9, a first optical communication module 5 and a second optical communication module 6.

[0096] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the driving circuit board 9 is provided with a plurality of conductive contacts for conducting electricity.

[0097] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the first optical communication module 5 is used for receiving a corresponding first optical signal and converting the corresponding first optical signal into a first electrical signal; the second optical communication module 6 is used for converting the first electrical signal into a second optical signal and emitting the second optical signal.

[0098] With reference to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the first optical communication module 5 and the second optical communication module 6 are oppositely arranged on the driving circuit board 9, the power connection end of the first optical communication module 5 and the power connection end of the second optical communication module 6 are respectively integrated on the driving circuit board 9, and are electrically connected through a wire on the driving circuit board 9.

[0099] The first optical signal is configured as pattern process data, and the second optical signal is configured as pattern process data.

[0100] The first electrical signal is pattern process data.

[0101] With reference to Figure 3 , the pattern process data is configured as one of a communication address value, a needle punching signal or bit stream data corresponding to the wireless piezoelectric jacquard 1.

[0102] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the first optical communication module 5 has a PIN, and the second optical communication module 6 has an LED, which transmits the pattern process data to the receiving end of the PIN in a flashing manner.

[0103] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , the power receiving end of the first optical communication module 5 is electrically connected with the power receiving end of the second optical communication module 6 through the wire on the driving circuit board 9 and the driving circuit 10, so that the first electrical signal is transmitted to the power receiving end of the second optical communication module 6.

[0104] The other structures are similar to those of the first embodiment, and thus will not be described here.

[0105] The above merely describes specific embodiments of the present application, but the design concept of the present application is not limited thereto, and any non-substantial change made to the present application by using the concept should be regarded as an infringement of the protection scope of the present application.

Claims

1. A driver for a wireless piezoelectric j ack, characterized by: The application relates to a drive circuit board, a first optical communication module, a second optical communication module, and a third optical communication module. The first optical communication module has a first optical receiver. The second optical communication module has a second optical transmitter. The first optical receiver is electrically connected to the drive circuit board. The second optical transmitter is electrically connected to the drive circuit board. The first optical receiver, the drive circuit board, and the second optical transmitter are electrically connected together to form a first optical communication loop for transmitting pattern process data. The first optical communication module has a first optical transmitter. The second optical communication module has a second optical receiver.

2. A driver for a wireless piezoelectric JAKA as claimed in claim 1, characterized in that: The second optical receiver, the drive circuit board, and the first optical transmitter are electrically connected together to form a second optical communication loop for transmitting pattern process data.

3. A driver for a wireless piezoelectric JAKA as claimed in claim 1, wherein: When the first optical receiver receives pattern process data in the form of an optical signal, the output end of the first optical receiver transmits the pattern process data to the drive circuit of the drive circuit board in the form of an electrical signal.

4. A driver for a wireless piezoelectric JAKA as claimed in claim 2, wherein: The pattern process data is transmitted to the input end of the second optical transmitter in the form of an electrical signal.

5. A driver for a wireless piezoelectric JAKA as claimed in claim 2, wherein: The second light source of the second optical transmitter transmits the pattern process data in the form of an optical signal.

6. A driver for a wireless piezoelectric JAKA as claimed in claim 2, wherein: When the second optical receiver receives pattern process data in the form of an optical signal, the output end of the second optical receiver transmits the pattern process data to the drive circuit of the drive circuit board in the form of an electrical signal.

7. A driver for a wireless piezoelectric JAKA as claimed in claim 1, wherein: The pattern process data is transmitted to the input end of the first optical transmitter in the form of an electrical signal.

8. A driver for a wireless piezoelectric JAKA as claimed in claim 2, wherein: The first light source of the first optical transmitter transmits the pattern process data in the form of an optical signal. When the first optical transmitter and the first optical receiver are arranged together on the left side of the drive circuit board, the second optical receiver and the second optical transmitter are arranged together on the right side of the drive circuit board. When the second optical receiver and the second optical transmitter are arranged together on the left side of the drive circuit board, the first optical transmitter and the first optical receiver are arranged together on the right side of the drive circuit board. When the light receiving port of the first optical receiver is arranged towards the left side of the drive circuit board, the light emitting port of the second optical transmitter is arranged towards the right side of the drive circuit board. When the light receiving port of the first optical receiver is arranged towards the right side of the drive circuit board, the light emitting port of the second optical transmitter is arranged towards the left side of the drive circuit board. When the light receiving port of the second optical receiver is arranged towards the right side of the drive circuit board, the light emitting port of the first optical transmitter is arranged towards the left side of the drive circuit board.

9. A driver for a wireless piezoelectric JAKA as claimed in claim 1, characterized in that: The outer side edge of the drive circuit board is provided with a male connector for connection and a female connector for connection, when two drive circuit boards are close together, the male connector on one drive circuit board is spliced with the corresponding female connector on the other drive circuit board, so that the two drive circuit boards close together are fixed together to form a complete optical communication loop.

10. A wireless piezoelectric jack characterized by: A drive and a jacquard guide needle block, the drive is electrically connected with the electrically connected end of the jacquard guide needle block, and the drive is the drive of any one of claims 1-9.

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